Presentations -

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  • Study on Cogging Torque Reduction Method by Phase Reversal of Magnet Interface in Dual Axial Gap Motor

    Akito Mizuno, Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita

    Magnetodynamics Conference in Kanazawa (MAGDA2023)  2023.11 

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    Event date: 2023.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Study of Cogging Torque Cancellation Method by Optimizing Magnet Shape Design for Double Axial Gap Motor

    Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita

    Magnetodynamics Conference in Kanazawa (MAGDA2023)  2023.11 

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    Event date: 2023.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Medium-Voltage Single-Phase Isolated Secondary-Resonant SAHB DC-DC Converter

    Yusuke Matsubara, Takaharu Takeshita, Yoshiyuki Yonezawa

    The 7th Symposium on Semiconductor Power Conversion (S2PC)  2023.11 

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    Event date: 2023.11

    Language:English   Presentation type:Poster presentation  

  • Torque ripple reduction by optimizing magnet shape using GA in axial gap motor

    Sato aisuke, Wataru Kitagawa, Takeshita Takaharu

    21th International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering (ISEF 2023)  2023.09 

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    Event date: 2023.09

    Language:English   Presentation type:Oral presentation (general)  

  • Parameter design and modeling method for leakage current of DC/DC converter

    Kojima Naoki, Wataru Kitagawa, Takeshita Takaharu

    21th International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering (ISEF 2023)  2023.09 

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    Event date: 2023.09

    Language:English   Presentation type:Oral presentation (general)  

  • Constant Power Control of Wireless Power Supply System Using Matrix Converters under Horizontal Misalignment between Coils

    Kazuya Yoshimura, Takaki Maeda, Takaharu Takeshita

    Record of 2023 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Effect of diaphragm structure on output power in electromagnetic bone conduction devices

    Takaya Furui, Yuuki Kondou, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Ryohei Masuda, Masahiro Nakashima

    Record of 2023 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Cogging torque reduction design by combination of multiplied-wave magnets in axial gap motors

    Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita

    Record of 2023 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Shape Optimization for Flux Barrier of Synchronous Reluctance Motor by Using Multi-Objective GP

    Keiji Goto, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • State-of-art Technology Trends of Transformer in Power Electronics Invited

    Shinichiro Nagai, Hajime Toyoda, Akira Nakano, Noriyuki Kimura, Shigeo Masukawa, Kinya Nakatsu, Takaharu Takeshita, Toshiaki Oka, Hiroi Yamaguchi

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • State-of-art Technology Trends of Loss Measurement and Design Methodology of Magnetic Components in Power Electronics Invited

    Yuki Sato, Hajime Toyoda, Shigeo Masukawa, Ryoga Kiguch, Jun Imaoka, Xiuqin Wei, Yuta Yanagisawa, Min Lin, Yo Nakano, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • Stable Start Control of Single-Phase Isolated SR-SAB DC-DC Converter

    Soma Ito, Kohei Budo, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Output Current Control for Changing Frequency for Y-Y Connected SR-SAB DC-DC Converter

    Taisei Kato, Kohei Budo, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Hybrid battery system for electric motorcycles with the sub-battery which has bidirectional transmission function while power driving.

    Momoe Sakai, Shingo Takada, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • A Method for Deriving Duty Ratio of Three-Phase to Single-Phase Matrix Converter Based on Fundamental Component of High-Frequency Output Voltage

    Masaki Yamamoto, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Output Power Control Method of Isolated Secondary-Resonant SAB DC-DC Converter Using a Δ-Y Connected Transformer by Changing Transformer Frequency

    Atsushi Nishio, Kohei Budo, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Power Control Method for Changing Distance between Coils for Wireless Power Transfer System Using Matrix Converter

    Takaki Maeda, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Comparison of Output Power Control Method of Unidirectional Isolated Medium-Voltage AC-DC Converte

    Kohei Budo, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Analysis of Isolated Secondary-Resonant Single-Active-Bridge DC-DC Converter with a Δ-Y Connected Transformer at Zero Output Power

    Takehito Fukushima, Atsushi Nishio, Kohei Budo, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Poster presentation  

  • Torque Ripple Reduction by Magnet Shape Optimization for Axial Gap Motor Using Fourier Series

    Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Study on a One-way Coupled Analysis Method for Electromagnetic Bone Conduction Devices Considering the Influence of Artificial Mastoid

    Yuki Kondo, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Ryuhei Masuda, Masahiro Nakashima

    Proceedings of the 2023 Japan Industry Applications Society Conference  2023.08 

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    Event date: 2023.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Effect of Conducted Noise for Power Converter on PLC and Consideration of Modeling Method

    Noki Kojima, Wataru Kitagawa, Takaharu Takeshita

    The Japan Institute of Power Electronics (JIPE)  2023.07 

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    Event date: 2023.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimization of Yoke Structure in Electromagnetic Vibration Devices

    Naoki Tajima, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Ryohei Masuda, Masahiro Nakashima

    The 35th Symposium on Electromagnetics and Dynamics  2023.06 

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    Event date: 2023.06

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Torque Ripple Reduction by Optimizing Magnet Shape in Axial Gap Motor

    Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita

    The 35th Symposium on Electromagnetics and Dynamics  2023.06 

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    Event date: 2023.06

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Overview of Enginner Education coexisting with COVID-19 Invited

    Takaharu Takeshita, Wataru Kitagawa

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

    Country:Japan  

  • Characteristics Comparison of Two Types of Isolated SR-SAB DC-DC Converters

    Kohei Budo, Takaharu Takeshita

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Characteristics of a Three-Phase SR-SAB DC-DC Converter for Variation of Output Voltage

    Taisei Kato, Kohei Budo, Takaharu Takeshita

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Soft-Switching Strategy by Transfer Frequency Control of Wireless Power Transfer System Using a Matrix Converter during Regeneration

    Masaki Yamamoto, Chikara Morimoto, Takaharu Takeshita

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Parameter Design Method for Leakage Current Modeling Circuits in DC/DC Converters by Using Genetic Algorithm

    Yusuke Oki, Takato Hattori, Wataru Kitagawa, Takaharu Takeshita

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Shape Optimization for IPMSM by using MOGP in Consideration of Shape Complexity

    Yuri Tsuda, Ryoto Maejima, Wataru Kitagawa, Takaharu Takeshita, Makoto Kataoka, Kenji Siigi

    2023Annual Meeting of the Institute of Electrical Engineers of Japan  2023.03  IEEJ

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Regenerational Power Sharing Control by Hybrid Battery System for Electric Vehicles International coauthorship

    Shingo Takata, Takaharu Takeshita, Mahmoud A. Sayed Tatsuyuki Ohashi

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan  2023.01  IEEJ

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    Event date: 2023.01

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Modelling of ringing waveforms and simulation of switching frequencies noise in DC/DC converters

    Takato Hattori,Wataru Kitagawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Electromagnetic Compatibility and Semiconductor Power Converte, IEE Japan, Technical Committee on Electromagnetic Compatibility, IEIC Japa  2022.12 

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Axial Gap Motor shape optimization using Multi-objective based Genetic programming technique

    Ryoto Maejima, Wataru Kitagawa, Takaharu Takeshita, Makoto Kataoka, Kenji Shiigi

    The 31st MAGDA Conference in Kagoshima  2022.11 

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    Event date: 2022.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration of Improving Accuracy of Conducted Noise Modeling on AC/DC Converter Using SiC-Device

    Shumpei Okui, Wataru Kitagawa, Takaharu Takeshita

    The 31st MAGDA Conference in Kagoshima  2022.11 

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    Event date: 2022.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Examination of Unstable Continuation Mechanism in Ferroresonance Phenomenon

    Kei Sugiyama, Wataru Kitagawa, Takaharu Takeshita,Yasuyuki Kunii, Fukashi Ueda, Hideki Iwatsuki, Shinji Nakatsui

    2022 Annual Conference of Power and Energy Society, IEEJ  2022.09 

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    Event date: 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Effect of Conduction Noise of Power Converter on PLC and Modeling

    Naoki Kojima, Takato Hattori,Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2022 Japan Industry Applications Society Conference  2022.08 

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    Event date: 2022.08 - 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Operating Principle of an Isolated Secondary-Resonant Medium-Voltage AC-DC Modular Matrix Converte

    Kohei Budo, Takaharu Takeshita

    Proceedings of the 2022 Japan Industry Applications Society Conference  2022.08 

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    Event date: 2022.08 - 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • A Three-Phase Isolated Secondary-Resonant Single-Active-Bridge DC-DC Converter Using a Δ-Y Connected Transformer

    Atsushi Nishio, Kohei Budo, Takaharu Takeshita

    Proceedings of the 2022 Japan Industry Applications Society Conference  2022.08 

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    Event date: 2022.08 - 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Unity Input Power Factor and Constant Output Power of Wireless Power Supply System Using Matrix Converter for Changing Coil Distance

    Takaki Maeda, Chikara Morimoto, Takaharu Takeshita

    Proceedings of the 2022 Japan Industry Applications Society Conference  2022.08 

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    Event date: 2022.08 - 2022.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Soft-Switching Strategy of Wireless Power Transfer System Using a Matrix Converter during Regeneration

    Masaki Yamamoto*, Chikara Morimoto, Takaharu Takeshita

    Record of 2022 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering  2022.08 

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    Event date: 2022.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • A Three-Phase SR-SAB DC-DC Converter Using a Y-Y Connected Transformer

    Taisei Kato, Kohei Budo, Takaharu Takeshita

    Record of 2022 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering  2022.08 

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    Event date: 2022.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Soft-Switching Strategy of Wireless Power Transfer System Using a Matrix Converter during Regeneration International conference

    Masaki Yamamoto, Chikara Morimoto,Takaharu Takeshita

    IPEC 2022 Student Poster Competition  2022.05 

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    Event date: 2022.05

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Himeji  

  • Introduction of Power Electronics Laboratory at Nagoya Institute of Technology International conference

    Atsushi Nishio, Kohei Budo, Takaharu Takeshita

    IPEC 2022 Student Poster Competition  2022.05 

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    Event date: 2022.05

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Himeji  

  • Analysis of Three-Phase SR-SAB DC-DC Converter Using Y-Y Connected Transformer International conference

    Taisei Kato, Kohei Budo, Takaharu Takeshita

    IPEC 2022 Student Poster Competition  2022.05 

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    Event date: 2022.05

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Himeji  

  • Hybrid Battery System for Electric Motorcycle International conference

    Momoe Sakai, Shingo Takada, Takaharu Takeshita

    IPEC 2022 Student Poster Competition  2022.05 

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    Event date: 2022.05

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Himeji  

  • Cogging torque reduction by changing the shapes of permanent magnet in axial gap motor

    Daisuke Sato, Wataru Kitagawa, Takaharu Takeshita, Makoto Kataoka, Kenji Shiigi

    The 34th Symposium on Electromagnetics and Dynamics  2022.05 

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    Event date: 2022.05

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Characteristic Analysis and Optimization of In-Ear Electromagnetic Bone Conduction Devices

    Yuuki Kondou, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Ryohei Masuda, Masahiro Nakashima

    2022Annual Meeting of the Institute of Electrical Engineers of Japan  2022.03  IEEJ

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    Event date: 2022.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:Web   Country:Japan  

  • Compensation of Negative-Sequence Current in Power Distribution System Using Delta-Connected Cascaded STATCOM

    Chen Song,Kohei Budo, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan  2022.03  IEEJ

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    Event date: 2022.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:Iki, Nagasaki   Country:Japan  

  • Transient Response Control of Output Power in High-Frequency-Isolated SR-SAB DC-DC Converter

    Shinji Ohama,Cao Anh Tuan,Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan  2022.01  IEEJ

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    Event date: 2022.01

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:Kusatsu, Shiga   Country:Japan  

  • Capacitor Voltage Control of a Modular Matrix Converter Using Circulating Current at Source and Load Frequencies Synchronization

    Masataka Banno,Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan  2022.01  IEEJ

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    Event date: 2022.01

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:Kusatsu, Shiga   Country:Japan  

  • Consideration of Simulation of Conducted Noise Modeling on AC/DC Converter Using SiC-Device

    Shumpei Okui, Wataru Kitagawa, Takaharu Takeshita

    Records of 2021 IEEJ Tokai-Section and SICE Chubu-Section Joint Working Seminar  2022.01  IEEJ Tokai-Section

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    Event date: 2021.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Country:Japan  

  • Constant Output Power Control by Frequency of Wireless Power Transfer System Using Matrix Converter

    Chikara Morimoto, Keita Kuriyama, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2021.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Constant Power Control of Wireless Power Supply System Using Three-Phase to Single-Phase Matrix Converter for Changing Coil Distance

    Keita Kuriyama, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2021.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Capacitor Voltage Balancing Control for Delta-Connected Cascade STATCOM

    Chen Song, Kohei Budo,Takaharu Takeshita

    2021 Tokai-Section Joint Conference on Electrical,Electronics,Information, and Related Engineering 

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    Event date: 2021.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Derivation of Duty Ratios to Secure Commutation Time of Mmatrix Converter for Induction Heating System

    Takaki Maeda, Satsuki Shibuya, Takaharu Takeshita

    2021 Tokai-Section Joint Conference on Electrical,Electronics,Information, and Related Engineering 

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    Event date: 2021.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Modeling of an APB DC-DC converter for Variation of Output Voltage

    Shota Yamashita, Cao Anh Tuan, Kohei Budo, Takaharu Takeshita

    2021 Japan Industry Applications Society Conference 

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    Event date: 2021.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Proposal of Conductive Noise Modeling Method on Input/Output Terminal Current of DC/DC Converter

    Takato Hattori, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2021 Japan Industry Applications Society Conference 

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    Event date: 2021.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimization for Axial Gap Motor Using GP with Divided Teeth and Magnets

    Itsuki Miyazaki, Ryoto Maejima, Wataru Kitagawa, Takaharu Takeshita, Makoto Kataoka, Kenji Shiigi

    Proceedings of the 2021 Japan Industry Applications Society Conference 

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    Event date: 2021.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Coupled Analysis Method for Bone Conduction Devices Taking into Account Mechanical Impedance

    Shoki Mori,Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda,Ryohei Masuda, Masahiro Nakashima

    2021 Japan Industry Applications Society Conference 

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    Event date: 2021.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration of Improving Accuracy of Conducted Noise Modeling on AC/DC Converter Using SiC-Device

    Kazuki Kuwana, Wataru Kitagawa, Takaharu Takeshita

    Technical Meeting on Electromagnetic Compatibility/Semiconductor Power Converter, IEE Japan 

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    Event date: 2020.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Pulse-Width-Modulation Techniques for a Three-Phase to Three-Phase Matrix Converter Invited

    Takaharu Takeshita

    63rd Japan Joint Automatic Control Conference 

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    Event date: 2020.11

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

  • Capacitor Voltage Balancing Control in a Modular Matrix Converter for an AC-DC Converter

    Kohei Budo, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter/Home and Consumer Appliances/Vehicle Technology, IEE Japan 

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    Event date: 2020.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of a Matrix Converter for Induction Heating System in Switching Frequency Twice the Output Frequency

    Satsuki Shibuya, Wataru Kitagawa, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter/Home and Consumer Appliances/Vehicle Technology, IEE Japan 

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    Event date: 2020.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Load-Power-Factor Control of a Matrix Converter for Induction Heating System

    Satsuki Shibuya,Takumi Hamaguchi,Wataru Kitagawa,Takaharu Takeshitat,Akihisa Yada

    2020Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2020.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • An Examination of Conducted Noise Sumilation Considering Noise Superposition and Interference of Two Power Converters with SiC Devices

    Toshiya Kutsuna,Kohei Mitani, Kazuki Kuwana, Wataru Kitagawa, Takaharu Takeshita

    2020Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2020.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Analysis of Transformer Ferroresonance Phenomena at Cutting a Power Distribution Line

    Kouhei Fujiwara, Hideki Iwatsuki, Wataru Kitagawa,Takaharu Takeshitat, Yasuyuki Kunii, Fukashi Ueda

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2020.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Single-Phase AC/DC Converter Using Matrix Converter with Compensation Circuit of Output Power Fluctuation

    Tomoyasu Fukuzaki ,Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2020.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Suppression by a Step Voltage Regulator and a Unified Power Flow Controller on Power Distribution System

    Hiroki Niwa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2020.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of a Matrix Converter under Low-Power-Factor Load

    Hiroaki Yamato, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2020.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Level-Shifted PWM Control in Matrix Converter for Quick Battery Charger International conference

    Kohei Budo, Takaharu Takeshita

    The 5th Symposium on Semiconductor Power Conversion (S2PC) 

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    Event date: 2019.10

    Language:English   Presentation type:Poster presentation  

  • Modeling Principle for EMI Noise Reduction on AC/DC Converter Using SiC Device International conference

    Kohei Mitani, Wataru Kitagawa ,Takaharu Takeshita

    The 5th Symposium on Semiconductor Power Conversion (S2PC) 

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    Event date: 2019.10

    Language:English   Presentation type:Poster presentation  

  • High-Frequency Current-Phase Control of Soft- Switched Wireless Power Transfer System

    Hiroya Arakida,Yuji Hayashi, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Analyzing and Balancing Capacitor Voltages in a Modular Matrix Converter for an Isolated AC/DC Converter

    Kohei Budo, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Bidirectional Buck Three-Phase AC/DC Converter Using SiC MOSFETs

    Shinichi Nishimi, Takaharu Takeshita

    Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control Method of Matrix Converter for Isolated AC/DC Converter

    Naoki Hirose, Takaharu Takeshita

    Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Suppression of Source Current Distortion of a Matrix Converter for Induction Heating System

    Satsuki Shibuya, Takumi Hamaguchi, Takaharu Takeshita

    2019 Tokai-Section Joint Conference on Electrical,Electronics,Information, and Related Engineering 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Derivation of Duties under Sinusoidal Waveform Approximation of Primary Current Using Matrix Converter in Wireless Power Transformer System

    Keita Kuriyama, Hiroya Arakida, Takaharu Takeshita

    2019 Tokai-Section Joint Conference on Electrical,Electronics,Information, and Related Engineering 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Inverter Loss and annual energy efficiency Analysis on 5 MW Wind Power Generation System

    Eiji Muramatsu, Kenta Sugiyama, Wataru Kitagawa, Takaharu Takeshita

    2019 Tokai-Section Joint Conference on Electrical,Electronics,Information, and Related Engineering 

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    Event date: 2019.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Level-Shifted PWM Control in Modular Matrix Converter for Isolated AC/DC Converter

    Kohei Budo, Takaharu Takeshita

    2019 Japan Industry Applications Society Conference 

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    Event date: 2019.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Copper Loss Reduction Control of IPMSM for Emulating Engine Torque

    Suguru Yamanaka, Takaharu Takeshita, Shizunori Hamada,Masashi Takiguchi, Yugo Tadano

    2019 Japan Industry Applications Society Conference 

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    Event date: 2019.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Design and Characteristic Analysis of Stackable Electromagnetic Actuator International conference

    Wataru Saito, Kenta Takei, Wataru Kitagawa, Takaharu Takeshita

    Third Joint University Students Workshop (JUSW2019) 

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    Event date: 2019.07

    Language:English   Presentation type:Oral presentation (general)  

  • Suppression Control of Module Capacitor Voltage Fluctuation for Cascaded Delta-Connected STATCOM by Third Harmonic Current International conference

    Lanuo Esi, Takaharu Takeshita

    Third Joint University Students Workshop (JUSW2019) 

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    Event date: 2019.07

    Language:English   Presentation type:Oral presentation (general)  

  • Parameter Design of Isolated Soft-Switching AC/DC Converter Using Matrix Converter International conference

    Naoki Hirose, Takaharu Takeshita

    Third Joint University Students Workshop (JUSW2019) 

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    Event date: 2019.07

    Language:English   Presentation type:Oral presentation (general)  

  • Capacitor Voltage Balancing Control of a Modular Matrix Converter for Low Output Frequency Range International conference

    Kota Yamamoto, Takaharu Takeshita

    Third Joint University Students Workshop (JUSW2019) 

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    Event date: 2019.07

    Language:English   Presentation type:Oral presentation (general)  

  • Investigation on Analysis Method of Characteristics for Bone Conduction Device Considering Mechanical Impedance of Load

    Daichi Kuroyanagi, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Ryohei Masuda, Masahiro Nakashima

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Comparison of Control Method in Bidirectional Wireless Power Transfer System Using a Matrix Converter

    Yuji Hayashi,Hiromasa Motoyama, Takaharu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of IPMSM without Voltage Saturation for Engine Torque Emulator

    Ryohei Matsuura, Takaharu Takeshita, Shizunori Hamada, Hajime Kubo, Yugo Tadano

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Capacitor Voltage Balancing Control for a Modular Matrix Converter in conditions of startup and low output frequency

    Kota Yamamoto, Koki Muku, Takaharu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Soft Switching Control of Wireless Power Transfer System using Matrix

    Hiroya Arakida, Hiromasa Motoyama, Takaharu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Inverter Loss Analysis on 5MW Wind Power Generation System

    Kenta Sugiyama, Wataru Kitagawa, Takahalu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Comparison and Investigation of Dimension Reduction Methods by Multi-Objective Optimization for Electromagnetic Device with GP

    Ryoya Sugimoto, Atsushi Inaba, Wataru Kitagawa, Takaharu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Design and Characteristic Analysis of Electromagnetic Force of Stackable Small-Sized and High Thrust Electromagnetic Actuator

    Wataru Saito, Kenta Takei, Wataru Kitagawa, Takaharu Takeshita, Yoshio Fujimura

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Modeling for Conducted Noise Simulation Considering Switching Characteristics on AC/DC Converter

    Kazuki Kuwana, Yuki Kawamura, Wataru Kitagawa, Takaharu Takeshita

    2019 Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of a Matrix Converter for Minimizing a Number of Commutations and Input Current Harmonics under High Output Power Factor

    Hiroaki Yamato, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2019.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Step Voltage Regulator of High Speed Independent Tapchange for Each Phase and Negative-sequence Voltage Reduction on Power Distribution System

    Naruki Fukutani, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2019.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Fluctuation-Reduction Control of Capacitor Voltage for a Modular Matrix Converter

    Koki Muku, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2019.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration of Conducted Noise Modeling on AC/DC Converter Using SiC-Device

    Kohei Mitani, Yuki Kawamura, Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2019.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Topologies and Control of Power Converters in Smart-Grid System Invited International conference

    Takaharu Takeshita

    Tutorial, 7th International Conference on Renewable Energy Research and Applications (ICRERA 2018)  

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    Event date: 2018.10

    Language:English   Presentation type:Public lecture, seminar, tutorial, course, or other speech  

  • To be entered

    Wataru Kitagawa, Atsushi Inaba, Takaharu Takeshita

    2018 Annual Conference on Electronics, Information and Systems 

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    Event date: 2018.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • EV Charger using Soft-switching Technique

    Kazuma Suzuki, Wataru Kitagawa,Takaharu Takeshita

    Proceedings of the Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Suppression Control of Capacitor Voltage Fluctuation for a Delta-Connection Cascade STATCOM

    Lanuo Esi, Takaharu Takeshit, Yasuyuki Kunii, Hideki Iwatsuki, Fukashi Ueda

    Proceedings of the 2018 Japan Industry Applications Society Conference 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Experimental Veri cation of Quick Charger using Modular Matrix Converter

    Kazuma Suzuki, Takaharu Takeshita

    Proceedings of the 2018 Japan Industry Applications Society Conference 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Modeling and Analysis of Conducted Noise on Isolated AC/DC Converter Using SiC Devices

    Yuki Kawamura, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2018 Japan Industry Applications Society Conference 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of IPMSM without Voltage Saturation for Vibration Torque with Small Variation Value

    Ryohei Matsuura, Takaharu Takeshita, Shizunori Hamada, Hajime Kubo, Yugo Tadano

    Proceedings of the 2018 Japan Industry Applications Society Conference 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • A Study of Objective Function Optimization for Rotor of IPMSM by Multi-Objective GP and Display Method of Its Results

    Atsushi Inaba, Wataru Kitagawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on "Static Apparatus" and "Rotating Machinery", IEE Japan 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Matrix Converters and Its Application Circuits Invited

    Takaharu Takeshita

    The 224th Regular Technical Meeting, Japan Institute of Power Electronics (Invited speech) 

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    Event date: 2018.08

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

  • Simple PWM Strategy of Wireless Power Transfer System Using Matrix Converter International conference

    Hiromasa Motoyama, Yuji Hayashi, Takaharu Takeshita

    Second Joint University Students Workshop 

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    Event date: 2018.07

    Language:English   Presentation type:Oral presentation (general)  

  • Soft-Switching Range for Variable Output Voltage Control of an Isolated Three-phase AC/DC Converter International conference

    Takumi Hamaguchi, Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Second Joint University Students Workshop 

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    Event date: 2018.07

    Language:English   Presentation type:Oral presentation (general)  

  • Consideration of Modeling Method for Conducted Noise on AC/DC Converter Using SiC-Device International conference

    Kohei Mitani, Yuki Kawamura, Wataru Kitagawa, Takaharu Takeshita

    Second Joint University Students Workshop 

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    Event date: 2018.07

    Language:English   Presentation type:Oral presentation (general)  

  • Simple PWM Strategy of High-Frequency Link AC/DC Converter Using Matrix Converter

    Naoki Hirose,Yuto Matsui, Kazuma Suzuki, Takaharu Takeshita

    2018Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2018.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Analysis of Resonance Phenomenon Caused by Magnetic Saturation of Transformer Since Cutting off One Line in High Voltage Distribution System

    Anjie Xiong, Wataru Kitagawa, TakaharuTakeshita, Hideki Iwasuki, Yasuyuki Kuni, Fukashi Ueda

    2018Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2018.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Selection of Location and Converter Arrangement of UPFC in Power Distribution System for Reduction of Converter Capacity

    Masamichi Kano, Takaharu Takeshita,Hideki Iwatuki,Yasuyuki Kunii

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2018.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simple PWM Strategy of a Matrix Converter for Minimizing a Number of Commutations and Output Voltage Harmonics under High Input Power Factor

    Takuya Oshima, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2018.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simplification of PWM strategy of a Matrix Converter for Reducing Output Voltage Harmonics under Minimum Number of Commutations

    Takuya Koshi,Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter, Home and Consumer Appliances, and Vehicle Technology, IEE Japan 

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    Event date: 2017.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Wireless Power Supply System Using Three-phase to Single-phase Matrix Converter

    Hiromasa Motoyama,Yuji Hayashi,Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2017.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Improved control of source power factor for isolated bi-directional AC/DC converter

    Takumi Hamaguchi, Kazuma Suzuki, Takaharu Takeshita

    Record of 2017 Tokai-Section Joint Conference on Electrical, Electronics, Information, and Related Engineering 

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    Event date: 2017.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration on Power Loss by Solar Power Generation Connected with Long-Distance Power Distribution Line

    Anjie Xiong,Wataru Kitagawa,Takaharu Takeshita ,Hideki Iwatsuki,Yasuyuki Kunii,Fukashi Ueda

    IEEJ Transactions on Power and Energy  

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    Event date: 2017.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Isolated AC/DC Converter using Modular Matrix Converter

    Kazuma Suzuki, Takaharu Takeshita

    Proceedings of the 2017 Japan Industry Applications Society Conference 

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    Event date: 2017.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of a Matrix Converter for Minimizing Number of Commutations and Output Voltage Harmonics under High Input Power Factor

    Takuya Oshima, Takaharu Takeshita,

    Proceedings of the 2017 Japan Industry Applications Society Conference 

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    Event date: 2017.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Isolated Bidirectional Single-Phase AC/DC Converter Using Soft-switching Technique

    Yuki Iwata,Kazuma Suzuki,Takaharu Takeshita, Yuji Hayashi,Seiji Iyasu

    Proceedings of the 2017 Japan Industry Applications Society Conference 

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    Event date: 2017.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of a Modular Matrix Converter using Zero Current Arms

    Atsushi Otani, Takaharu Takeshita,

    Proceedings of the 2017 Japan Industry Applications Society Conference 

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    Event date: 2017.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Tap Change without Transient Phenomena on Step Voltage Regulator using SiC Devices

    Naruki Fukutani, Takahiro Sato, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2017.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Development and Applications of AC/DC Converters Using Matrix Converter Invited International conference

    Takaharu Takeshita

    First Joint University Students Workshop (JUSW 2017)  

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    Event date: 2017.08

    Language:English   Presentation type:Oral presentation (invited, special)  

  • Wireless Power Supply System using Matrix Converter International conference

    Hiromasa Motoyama, Yuji Hayashi, Takaharu Takeshita

    First Joint University Students Workshop (JUSW 2017)  

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    Event date: 2017.08

    Language:English   Presentation type:Oral presentation (general)  

  • Soft-Switching Control of High-Frequency-Link AC/DC Converter International conference

    Yuki Iwata, Kazuma Suzuki, Takaharu Takeshita

    First Joint University Students Workshop (JUSW 2017)  

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    Event date: 2017.08

    Language:English   Presentation type:Oral presentation (general)  

  • Comparison of Efficiency and Size for Bidirectional AC/DC Converters International conference

    Masaki Okuda,, Takaharu Takeshita

    First Joint University Students Workshop (JUSW 2017)  

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    Event date: 2017.08

    Language:English   Presentation type:Oral presentation (general)  

  • Node Voltage and Reactive Current Control using UPFC International conference

    Kinsen Ji, Takaharu Takeshita

    First Joint University Students Workshop (JUSW 2017)  

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    Event date: 2017.08

    Language:English   Presentation type:Oral presentation (general)  

  • Suppression Control of Source Current Distortion of Three-Phase AC/DC Converter with High-Frequency Transformer International conference

    Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 7th Joint Workshop 

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    Event date: 2017.07

    Language:English   Presentation type:Oral presentation (general)  

  • Modeling for Conducted Noise Reduction on Isolated AC/DC Converter using SiC Devices International conference

    Yuki Kawamura,Hidetoshi Tanaka,Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 7th Joint Workshop 

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    Event date: 2017.07

    Language:English   Presentation type:Oral presentation (general)  

  • Tap Change without Transient Phenomena on Step Voltage Regulator International conference

    Naruki Fukutani, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 7th Joint Workshop 

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    Event date: 2017.07

    Language:English   Presentation type:Oral presentation (general)  

  • Control of IPMSM to Avoid Voltage Saturation for Changing Average Value Torque of Vibration Torque Reference

    Ryohei Matsuura, Takaharu Takeshita, Shizunori Hamada, Hajime Kubo, Yugo Tadano

    The Papers of Joint Technical Meeting on "Motor Drive","Rotating Machinery" and "Vechicle Technology", IEE Japan 

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    Event date: 2017.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converter for Improving Source Power-Factor and Reducing Input Current Harmonics

    Tatsuro Ito, Tomoyuki Yamakawa, Takaharu Takeshita

    2017Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Suppression and Node Voltage Control on Radial Distribution System Using Multiple Reactive Current Compensator

    Naruki Fukutani, Takahiro Sato, Takaharu Takeshita

    2017Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Investigation of Shape Simplification Filter for Electromagnetic Device by Multiobjective Optimization with GP

    Atsushi Inaba, Kosuke Ukita, Wataru Kitagawa, Takaharu Takeshita

    2017Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration of conducted noise reduction at isolated AC/DC converter using SiC device

    Yuuki Kawamura, Hidetoshi Tanaka, Kazuma Suzuki,Wataru Kitagawa, Takaharu Takeshita

    2017Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Suppression of a UPFC for Distribution System in Fluctuation of Distributed Generation Power

    Takuya Maekawa, Kyunseon Ji, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Power Control by a Delta Connection Cascade STATCOM

    Yuya Kato, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Reduction Using Series Power Converter of UPFC

    Kyunseon Ji, Takuya Maekawa, Takaharu Takeshita

    2017Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2017.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Design Method of Soft-Switching Circuit Parameters for an Isolated AC/DC Converter

    Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2017.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Current Phase-Based PWM Strategy of a Matrix Converter for Reducing a Number of Commutations and Input Current Harmonics

    Tomoyuki Yamakawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2017.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Evaluation of Loss and Volume for a Bidirectional Buck AC/DC Converter

    Masaki Okuda, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2017.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simple PWM strategy of a Matrix Coverter for Reducing Output Voltage Harmonics

    Kazuki Nohara, Takaharu Takeshita

    Energy Engineering in Electronics and Communications, IEICE 

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    Event date: 2017.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Direct Matrix Converters for Minimizing Number of Switching and Output Voltage Harmonics

    Inami Asai, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter, Home and Consumer Appliances, and Vehicle Technology, IEE Japan 

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    Event date: 2016.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Disconnected Arm Technique for Loss Reduction of a Modular Matrix Converter International conference

    Atsushi Ootani, Yuto Yamada, Takaharu Takeshita

    The 3rd Symposium on Semiconductor Power Conversion (S2PC) 

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    Event date: 2016.10

    Language:English   Presentation type:Poster presentation  

  • Control of Node Voltages and Line Loss Minimization in Distribution System using Multiple STATCOMs International conference

    Takahiro Sato, Takaharu Takeshita

    The 3rd Symposium on Semiconductor Power Conversion (S2PC) 

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    Event date: 2016.10

    Language:English   Presentation type:Poster presentation  

  • Comparison of the Primary Voltage Control Method in Wireless Power Supply

    Hiromasa Motoyama,Yuji Hayashi,Takaharu Takeshita

    2016 Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2016.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Single-Phase AC/DC Converter with AC/AC Direct Conversion

    Yuki Iwata,Kazuma Suzuki,Takaharu Takeshita,Yuji Hayashi,Tatsuya Murakami

    2016 Japan Industry Applications Society Conference 

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    Event date: 2016.08 - 2016.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Suppression Method of Source Current Distortion of Isolated AC/DC Converter

    Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    2016 Japan Industry Applications Society Conference 

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    Event date: 2016.08 - 2016.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Fault-Ride-Through Control of a Multi-DC-Voltage Cascade STATCOM

    Yuya Kato, Takaharu Takeshita

    2016 Japan Industry Applications Society Conference 

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    Event date: 2016.08 - 2016.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Visualization of PWM Strategy of a Matrix Converter for Reducing Output Voltage Harmonics under Minimum Number of Commutations

    Takuya Koshi , Takaharu Takeshita

    2016 Japan Industry Applications Society Conference 

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    Event date: 2016.08 - 2016.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Comparison of Arrangement and Capacity of Series and Shunt Converters of Unified Power Flow Controller for Distribution System Control

    Masamichi Kano, Takuya Maekawa, Takaharu Takeshita,

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2016.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of High-Frequency Link AC/DC Converter using SiC Devices

    Yuto Matui, Kazuma Suzuki, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2016.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Improvement of Torque-Thrust Characteristics in Simultaneous Drive for Two-Degree-of-Freedom Actuato International conference

    Shimpei Takanami, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 6th Joint Workshop 

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    Event date: 2016.05

    Language:English   Presentation type:Symposium, workshop panel (public)  

  • High-Frequency-Link AC/DC Converter Using Soft-Switching Technique International conference

    Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 6th Joint Workshop 

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    Event date: 2016.05

    Language:English   Presentation type:Symposium, workshop panel (public)  

  • Loss Reduction Using Disconducted Arms for a Modular Matrix Converter International conference

    Atsushi Ootani, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 6th Joint Workshop 

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    Event date: 2016.05

    Language:English   Presentation type:Symposium, workshop panel (public)  

  • Loss Analysis of Bidirectional Buck AC/DC Converter

    Masaki Okuda, Junpei Isozaki, Wataru Kitagawa, Takaharu Takeshita

    2016Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Comparison of High-Frequency Link AC/DC Converter using Si-IGBT and SiC-MOSFET

    Yuto Matui, Kazuma Suzuki, Takaharu Takeshita

    2016Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Consideration of conductive noise reduction at AC/DC converter using SiC-MOSFET

    Hidetoshi Tanaka, Junpei Isozaki, Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    2016Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • The Consideration of Torque-Thrust Characteristic of Two-Degree-of-Freedom Electromagnetic Actuator

    Shinpei Takanami, Wataru Kitagawa, Takaharu Takeshita

    2016Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Current Suppression and Voltage Control on Radial Distribution System using Multiple Reactive Current Sources

    Takahiro Sato, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Suppression on RadialDistribution System by Cooperative Control of a Unified Power Flow Controller

    Takuya Maekawa,Takaharu Takeshita,Yasuyuki Kunii

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2016.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategies with Duality between Current and Voltage Source AC/DC Converters

    Junpei Isozaki, Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2016.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simple PWM strategy of a Matrix Converter for Reducing Output Voltage Harmonics

    Kazuki Nohara, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2016.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Current Control of Multiple STATCOMs and Static Capacitors for Suppressing Line loss and Controling Node Voltage in Distribution System International conference

    Takahiro Sato, Takaharu Takeshita

    Syposium on Semiconductor Power Conversion S2PC 

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    Event date: 2015.11

    Language:English   Presentation type:Poster presentation  

  • Design and Characteristic Analysis of Bone Conduction Speaker for Expand Low Frequency Region

    Koya Yoshikawa, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Masahiro Nakashima

    Magnetodynamics Conference 

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    Event date: 2015.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simultaneous Optimization of Magnet and Flux Barrier in IPMSM by Differential Evolution

    Kosuke Ukita, Kota Ishikawa, Wataru Kitagawa, Takaharu Takeshita

    Magnetodynamics Conference 

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    Event date: 2015.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Multi-objective Optimization Design for Rotor of IPMSM by Genetic Programming

    Kota Ishikawa, Kosuke Ukita, Wataru Kitagawa, Takaharu Takeshita

    Magnetodynamics Conference 

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    Event date: 2015.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Design and Characteristic Analysis for Cogging Torque Reduction with Stator Skew in Two-Degree-of-Freedom Cylindrical Actuator

    Yuki Yoshida, Wataru Kitagawa, Takaharu Takeshita, Shogo Makino, Motomichi Ohto

    Magnetodynamics Conference 

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    Event date: 2015.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Small Size and High Efficiency Buck AC/DC Converter Using SiC MOSFET

    Junpei Isozaki, Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Electron Devices and Semiconductor Power Converter,IEE Japan 

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    Event date: 2015.10

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Suppression Control Using Unified Power Flow Controller on Radial Distribution System

    Masamichi Kano, Takuya Maekawa, Takaharu Takeshita

    Record of 2015Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2015.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Evaluation of PWM Strategy for Suppressing Output Voltage Ripples of Back AC/DC Converter

    Junpei Isozaki, Kazuma Suzuki, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2015 Japan Industry Applications Society Conference 

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    Event date: 2015.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Current Suppression and Node Voltage Control in Distrebution System

    Takahiro Sato, Takaharu Takeshita

    Proceedings of the 2015 Japan Industry Applications Society Conference 

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    Event date: 2015.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Coverters for Reducing Input Current Harmonics under High Load-Power-Factor

    Shinya Takida, Takaharu Takeshita

    Proceedings of the 2015 Japan Industry Applications Society Conference 

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    Event date: 2015.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Distribution and Balancing Control of Capacitor Voltage Errors among Arms of a Modular Matrix Converter

    Yuto Yamada, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Power Control bya Multi-DC-Voltage Cascade STATCOM

    Yu Sugahara, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Isolated AC/DC Converter Using Soft Switching

    Kazuma Suzuki, Junpei Isozaki, Wataru Kitagawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of a Matrix Converter to Minimize Number of Commutations for Reducing Input Currrent Harmonics under High-Power-Factor Loads

    Tomoyuki Yamakawa, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Power Control bya Multi-DC-Voltage Cascade STATCOM

    Yu Sugahara, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2015.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Investigation of Shape Filter for Electromagnetic Device by Structural Optimization with GP International conference

    Kosuke Ukita, Kota Ishikawa, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 5th Joint Workshop 

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    Event date: 2015.08

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy of a Matrix Converter for Reducing Input Current Harmonics under High-Power-Factor Loads International conference

    Tomoyuki Yamakawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 5th Joint Workshop 

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    Event date: 2015.08

    Language:English   Presentation type:Oral presentation (general)  

  • Control Method of IPMSM to Avoid Voltage Saturation under Vibration Torque Reference International conference

    Taketo Sugiyama, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 5th Joint Workshop 

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    Event date: 2015.08

    Language:English   Presentation type:Oral presentation (general)  

  • Duality of PWM Strategies between Current and Voltage Source AC/DC Converters for Suppressing DC Ripple International conference

    Junpei Isozaki, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 5th Joint Workshop 

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    Event date: 2015.08

    Language:English   Presentation type:Oral presentation (general)  

  • Dcsign Characteristic Analysis of Miniaturization Bone Conduction Speaker

    Koya Yoshikawa, Wataru Kitagawa, Takaharu Takeshita, Akihiro Masuda, Masahiro Nakashima, Akiko Nakatani, Hidenori Nakatani

    Symposium on Electromagnetics And Dynamics SEAD27 

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    Event date: 2015.05

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Node Voltage and Line Loss Suppression Using Unified Power Flow Controller on Radial Distribution System

    Takuya Maekawa, Hironori Kawaguchi, Takaharu Takeshita

    2015Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2015.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Loss Analysis of Buck AC/DC Converter using SiC-MOSFET

    Kazuma Suzuki, Junpei Isozaki, Wataru Kitagawa, Takaharu Takeshita

    2015Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2015.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Capacitor Voltage Balancing Control using Zero-sequence Voltage and Harmonic Reactive Current for a Cascade STATCOM

    Shuhei Hoshino, Yu Sugahara, Takaharu Takeshita

    2015Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2015.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Matrix Converter for Reducing Input Current Harmonics under Minimum Number of Commutations

    Tomoyuki Yamakawa, Shota Watanabe, Takaharu Takeshita

    2015Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2015.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization and Voltage Control on Radial Distribution System using Multiple STATCOMs

    Kensuke Miyazaki, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Expansion of Control Ranges to Low-Power Region for Single-Phase to Three-Phase Matrix Converters

    Norikazu Hattori, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Current Control for Vibration Torque Reference without Voltage Saturation

    Kazuki Morishita, Takaharu Takeshita, Shizunori Hamada, Takeshi Kondou

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2015.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Duality between PWM Strategies for Suppressing DC Ripple of Current and Voltage Source AC/DC Coverters International conference

    Junpei Isozaki, Takaharu Takeshita

    Syposium on Semiconductor Power Conversion 

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    Event date: 2014.10

    Language:English   Presentation type:Poster presentation  

  • Effect of Material of shaft on Two-Degree-of-Freedom Cylindrical Actuater

    Yuki Yoshida, Wataru Kitagawa, Takaharu Takeshita, Shogo Makino, Motomiti Ohto

    Joint Technical Meeting on Static Apparatus and Rotating Machinery,IEE Japan 

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    Event date: 2014.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Voltage Control in Distribution System Using a STATCOM

    Kensuke Miyazaki, Takaharu Takeshita, Yasuyuki Kunii, Hideki Iwatsuki, Fukashi Ueda

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2014.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reactive Power Control by aCascade STATCOM

    Yu Sugahara, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2014.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Current Reference of IPMSM without Voltage Saturation under Change of Torque Reference

    Kazuki Morishita, Takaharu Takeshita

    Proceedings of the 2014 Japan Industry Applications Society Conference 

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    Event date: 2014.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Duality between Current and Voltage Source Converters of Bi-Directional AC/DC Converters

    Junpei Isozaki, Baraji Veerasamy, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2014 Japan Industry Applications Society Conference 

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    Event date: 2014.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Visualized PWM Strategy of Matrix Converters for Reducing Input Current Harmonics

    Shinya Takida, Takaharu Takeshita

    Proceedings of the 2014 Japan Industry Applications Society Conference 

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    Event date: 2014.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Improvement Efficiency and Miniaturization of Bone Conduction Speaker International conference

    Koya Yoshikawa, Wataru Kitagawa, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 4th Joint Workshop 

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    Event date: 2014.08

    Language:English   Presentation type:Oral presentation (general)  

  • Suppression Control of Input Current Harmonics for Three-Phase Matrix Converter International conference

    Shinya Takida, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 4th Joint Workshop 

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    Event date: 2014.08

    Language:English   Presentation type:Oral presentation (general)  

  • Improvement of Input Power Factor Control of High-Frequency-Link AC/DC Converter International conference

    Kazuma Suzuki, Takaharu Takeshita

    Nagoya Institute of Technology, Myongji University 4th Joint Workshop 

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    Event date: 2014.08

    Language:English   Presentation type:Oral presentation (general)  

  • Evaluation of PWM Strategy for Reducing Output Line Voltage Harmonics of a Matrix Coverter under All Input Power Factors

    Shota Watanabe, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2014.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Input Power Factor Control of High-Frequency-Link AC/DC Converter

    Kazuma Suzuki, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2014.06

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Suppression of Module Capacitor Voltage Fluctuation for a Cascade Power Converter

    Yu Sugahara, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2014.06

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Experimental Results of Reactive Power Control by a Cascade Power Converter

    Yu Sugahara, Takaharu Takeshita

    2014Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2014.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control and Line Loss Minimization Using Series Power Converter on Radial Distribution System

    Hironori Kawagushi, Takaharu Takeshita, Yasuyuki Kunii, Fukashi Ueda

    2014Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2014.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Installation Nodes of Multiple Reactive Current Sources Focused on Line Loss Minimization of Distribution System

    Kensuke Miyazaki, Takaharu Takeshita

    2014Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2014.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Characteristic of Voltage Control using a UPFC under Load Change of Loop Distribution System

    Mitsuo Sugimoto, Takaharu Takeshita

    2014Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2014.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Evaluation of Switching Patterns of a Matorix Coverter under High Power Factor

    Shota Watanabe, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2014.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Voltage Control under Load Change on Loop Distribution System using Series and Shunt Converters of a UPFC

    Mitsuo Sugimoto, Takaharu Takeshita

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2014.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of a Modular Matrix Converter under Synchronization between Loat Frequency and Source Frequency

    Toshiki Nakamori, Yuma Hayashi, Takaharu Takeshita, Kuni Hirao, Masakazu Muneshima

    The Papers of Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2014.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Charge and Discharge Operations of Bi-directional AC/DC Converter Using PWM Strategy for Suppressing Output Voltage Ripple

    Yuya Fujishima, Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Electron Devices and Semiconductor Power Converter,IEE Japan 

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    Event date: 2013.10

    Language:Japanese   Presentation type:Oral presentation (general)  

  • An Efficient PWM Strategy of Matrix Converter for Suppressing Input Current Harmonics under Reducing Number of Commutations International conference

    Yuncheng Meng, Takaharu Takeshita

    2013 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2013.10

    Language:English   Presentation type:Poster presentation  

  • Shape Optimization Technique of IPMSM by using 2D Polygon Model International conference

    Kota Ishikawa, Wataru Kitagawa, Takaharu Takeshita

    2013 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2013.10

    Language:English   Presentation type:Poster presentation  

  • Output Ripple Minimization of Single-Stage Bi-directional Buck AC/DC Converter International conference

    Baraji Veerasamy, Wataru Kitagawa, Takaharu Takeshita

    2013 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2013.10

    Language:English   Presentation type:Poster presentation  

  • Node Voltage Control on Loop Distribution System using Series and Shunt Converters of a UPFC International conference

    Mitsuo Sugimoto, Takaharu Takeshita

    2013 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2013.10

    Language:English   Presentation type:Poster presentation  

  • Expansion of Degrees of Freedom for Design Parameter on Optimization Analysis by Using 2D-Polygon Model Method

    Kota Ishikawa, Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Static Apparatus and Rotating Machinery,IEE Japan 

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    Event date: 2013.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Input Power Factor Control of High-Frequency-Link AC/DC Converter

    Kazuma Suzuki, Michihiko Yamada, Takaharu Takeshita

    Record of 2013Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2013.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Frequency Characteristics of Torque for an IPMSM under High-Speed Region

    Kazuki Morishita, Takaharu Takeshita, Kuniaki Hirao, Shizunori Hamada

    Proceedings of the 2013 Japan Industry Applications Society Conference 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Distribution System using Multiple Reactive Current Sources and Static Capactiors

    Kensuke Miyazaki, Takaharu Takeshita

    Proceedings of the 2013 Japan Industry Applications Society Conference 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Control Using Shunt and Series Converters UPFC on Loop Distribution System

    Mitsuo Sugimoto, Takaharu Takeshita, Yasuyuki Kunii, Fukashi Ueda

    Proceedings of the 2013 Japan Industry Applications Society Conference 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Node Voltage and Line loss Minimization on Radial Distribution System Using Series Power Converter

    Hironori Kawagushi, Takaharu Takeshita, Yasuyuki Kunii, Fukashi Ueda

    Proceedings of the 2013 Japan Industry Applications Society Conference 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converter for Suppressing Input Current Harmonic under Reducing Number of Commutations

    Yuncheng Meng, Takaharu Takeshita

    Proceedings of the 2013 Japan Industry Applications Society Conference 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Compact Size and High Efficiency Bi-directional AC/DC Converter

    Yuya Fujishima, Wataru Kitagawa, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2013.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Investigation of Shape Design for Flux Barrier of IPMSM by using 2D Polygon Model Process

    Kota Ishikawa, Yoshihiro Kimura, Wataru Kitagawa, Takaharu Takeshita

    The 25th Symposium on Electromagnetics and Dynamics (SEAD25)  

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    Event date: 2013.05

    Language:Japanese   Presentation type:Oral presentation (general)  

  • The trend of the component technologies for power electronics equipment used in distribution systems

    Kansuke Fujii, Junichi Itoh, Takaharu Takeshita, Toshihiko Tanaka, Jyumpei Baba

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • Control Range Expansion of Source Power Factor of a Matrix Converter under Reducing Number of Commutations

    Shota Watanabe, Inami Asai, Takaharu Takeshita

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Loop Distribution System Using Multiple Reactive Current Sources

    Kensuke Miyazaki, Ryota Asakura, Takaharu Takeshita

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimization of Salient Poles Shape of Magnet Less Spherical Electromagnetic Actuator

    Shin Niwa, Takahiro Shimizu, Wataru Kitagawa, Takaharu Takeshita

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Input LC Filter Design and Evaluation of Bi-directional AC/DC Converter

    Yuya Fujishima, Wataru Kitagawa, Takaharu Takeshita

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Power Electronics as Element Technology of New Power and Energy System with a Focus on Photovoltaic Generation

    Yushi Miura, Masaki Eguchi, Yoshiaki Okui, Yasuyuki Nisida, Takaharu Takeshita, Toshihisa Funabashi

    2013Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

  • Line Loss Minimization under Load Change using Multiple Reactive-Current Sources in Distribution System

    Ryota Asakura, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Operating Characteristics Comparisons of Diode Rectifier Circuits for a Three-Phase Rectangular-Voltage-Fed Distribution System

    Tomoaki Imaeda, Takaharu Takeshita, Yasuyuki Nishida

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Voltage Control using UPFC in a Loop Distribution System

    Mituo Sugimoto, Takaharu Takeshita, Yasuyuki Kunii, Fukashi Ueda

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2013.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Visualization of PWM Strategy for Matrix Converter

    Inami Asai, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2013.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Inverter Cntrol in Over-Modulation Range for Suppressing Low-Order Harmonics International conference

    Takuma Morita, Takaharu Takeshita, Shoji Takiguchi, Yugo Tadano, Kazuya Ogura

    Taiwan-Japan Symposium on Power Conversion (TJSPC2012) 

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    Event date: 2012.11

    Language:English   Presentation type:Poster presentation  

  • PWM Strategy of Single-Phase to Three-Phase Matrix Converters for Reducing Output Voltage Harmonics and Number of Commutations International conference

    Yusuke Furuhashi, Takaharu Takeshita

    International Conference on Renewable Energy Research and Applications, ICRERA-2012 

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    Event date: 2012.11

    Language:English   Presentation type:Oral presentation (general)  

  • Iron loss Reduction Design for PMSM using Genetic Algorithm with Partitioning Design Variables International conference

    Wataru Kitagawa, Yoshihiro Kimura, Takaharu Takeshita

    The 15th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC2012) 

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    Event date: 2012.11

    Language:English   Presentation type:Oral presentation (general)  

  • Development of The SR Spherical Actuator with Three-Degrees-of-Freedom International conference

    Wataru Kitagawa, Takahiro Shimizu, Takaharu Takeshita

    The 15th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC2012) 

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    Event date: 2012.11

    Language:English   Presentation type:Oral presentation (general)  

  • Characteristic Analysis of Choke-Input-Type Diode Rectifier Circuit for Three-Phase Rectangular-Voltage-Fed Distribution System International conference

    Tomoaki Imaeda, Takaharu Takeshita, Yasuyuki Nishida

    International Conference on Renewable Energy Research and Applications, ICRERA-2012 

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    Event date: 2012.11

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy for Series-Coupled Three-Phase to Single-Phase Matrix Converters

    Yuma Hayashi, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2012.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line-Loss-Minimization Control using UPFC in a Loop Distribution System International conference

    Takaharu Takeshita

    2012 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2012.11

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converter for Suppressing Input Current Harmonics under Reducing Number of Commutations International conference

    Yuncheng Meng, Takaharu Takeshita

    2012 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2012.11

    Language:English   Presentation type:Poster presentation  

  • Input LC Filter Design of Bi-directional AC/DC Converter International conference

    Yuya Fujishima, Wataru Kitagawa, Takaharu Takeshita

    The 15th International Conference on Electrical Machines and Systems (ICEMS2012) 

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    Event date: 2012.10

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Suppressing Resonant Current

    Jun Sato, Takaharu Takeshita

    2012Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2012.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converter for Suppressing Input Current Harmonic under Reducing Number of Commutation

    Yuncheng Meng, Takaharu Takeshita

    2012Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2012.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Output Current Signs-Based PWM Strategy of Matrix Converters for Reducing Input Current Harmonics International conference

    Takaharu Takeshita, Hiromitsu Fukagawa

    15th International Power Electronics and Motion Control Conference (EPE-PEMC) 

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    Event date: 2012.09

    Language:English   Presentation type:Oral presentation (general)  

  • Optimum Design of Electromagnetic Solenoid by Using Artificial Bee Colony (ABC) Algorithm International conference

    Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2012 XXth International Conference on Electrical Machines (ICEM) 

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    Event date: 2012.09

    Language:English   Presentation type:Oral presentation (general)  

  • Expansion of Output Control Ranges for Single-Phase to Three-Phase Matrix Converters

    Yusuke Furuhashi, Takaharu Takeshita

    2012 Japan Industry Applications Society Conference 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Bi-directional Insulated AC/DC Converter

    Michihiko Yamada, Takaharu Takeshita

    2012 Japan Industry Applications Society Conference 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control System of Modular Matrix Converter

    Yuma Hayashi, Takaharu Takeshita, Masakazu Muneshima, Yugo Tadano, Kazuya Ogura

    2012 Japan Industry Applications Society Conference 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control for Expanding Output Voltage of Inverter

    Takuma Morita, Takaharu Takeshita, Shoji Takiguchi, Yugo Tadano, Kazuya Ogura

    2012 Japan Industry Applications Society Conference 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Distribution System Using Multiple Sources of Reactive Current

    Ryota Asakura, Takaharu Takeshita

    2012 Japan Industry Applications Society Conference 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Current Reference Limit of Simplified Matrix Converter for PMSM Starter

    Takuma Morita, Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2012.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Development of The Spherical Actuator with Two-Degrees-of-Freedom International conference

    Takahiro Shimizu, Wataru Kitagawa, Takaharu Takeshita

    The 7th Asia Pacific Symposium on Applied Electromagnetics and Mechanics (APSAEM2012) 

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    Event date: 2012.07

    Language:English   Presentation type:Poster presentation  

  • Design of Two-Degree-of-Freedom Electromagnetic Actuator using PMSM and LSM International conference

    Masaki Mori, Wataru Kitagawa, Takaharu Takeshita

    The 7th Asia Pacific Symposium on Applied Electromagnetics and Mechanics (APSAEM2012) 

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    Event date: 2012.07

    Language:English   Presentation type:Poster presentation  

  • Input LC Filter Design of Bi-directional AC/DC Converter

    Yuya Fujishima, Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Semiconductor Power Converter and Motor Drive, IEE Japan 

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    Event date: 2012.06

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Iron loss Reduction Design for IPMSM by 3D-FEM with Parallel GA

    Yoshihiro Kimura, Akihito Naiki, Wataru Kitagawa, Takaharu Takeshita

    The 24th Symposium on Electromagnetics and Dynamics (SEAD24)  

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    Event date: 2012.05

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Practical Evaluation of Rectangular-Voltage-Fed Distribution System Loaded by Three-Phase Diode Rectifier International conference

    Yasuyuki Nishida, Hiromichi Ohyama, Takaharu Takeshita

    Power Conversion Intelligent Motion Europe, Nuremberg (PCIM) 

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    Event date: 2012.05

    Language:English   Presentation type:Oral presentation (general)  

  • IPMSM Drive on Parallel System of Matrix Coverter and Inverter

    Naoki Yui, Takaharu Takeshita

    2012Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2012.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • The Design for Two-Degree-of-Freedom Actuator of Rotary and Linear Dynamics

    Masaki Mori, Takahiro Shimizu, Wataru Kitagawa, Takaharu Takeshita

    2012Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2012.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Single-Phase to Three-Phase Matrix Coverter for Minimizing Output Voltage Harmonics under Reducing the number of Commutations

    Yusuke Furuhashi, Takaharu Takeshita

    2012Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2012.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Suppression of Output Voltage Ripple for Bi-directional Buck AC/DC Converter and Its Evaluation

    Yuki Onoe, Wataru Kitagawa, Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2012.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control Using Shunt and Series Converters of UPFC on Loop Distribution System

    Kazuhei Yamada, Takaharu Takeshita, Yasuyuki Kunii, Fukashi Ueda

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2012.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Expansion Strategy of Voltage Utilization Ratio for Series-Transformer-Coupled Matrix Converters

    Kotaro Deguchi, Takaharu Takeshita, Yugo Tadano, Masakazu Muneshima, Kazuya Ogura

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2012.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Simplified PWM Strategy of Matrix Coverters for Reducing Input Current Harmonics

    Hiromitsu Fukagawa, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2012.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimization Design for Magnetics Circuit of Electrical Machinery by Using Artificial Bee Colony (ABC)Algorithm

    Wataru Kitagawa, Takaharu Takeshita

    Joint Technical Meeting on Static Apparatus and Rotating Machinery,IEE Japan 

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    Event date: 2012.01

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Frequency Characteristics of Choke-Input-Type Diode Rectifier Circuit for Three-Phase Rectangular-Voltage-Fed Distribution System International conference

    Tomoaki Imaeda, Takaharu Takeshita, Yasuyuki Nishida

    The 9th IEEE International Conference on Power Electronics and Drive Systems 

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    Event date: 2011.12

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy of Bi-Directional Buck AC/DC Converter for Reducing Output Voltage Ripple International conference

    Yuki Onoe, Wataru Kitagawa, Takaharu Takeshita

    The 9th IEEE International Conference on Power Electronics and Drive Systems 

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    Event date: 2011.12

    Language:English   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Minimizing Output Voltage Harmonics under Reducing Number of Commutations International conference

    Inami Asai, Takaharu Takeshita

    The 37th Annual Conference of the IEEE Industrial Electronics Society (IECON) 

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    Event date: 2011.11

    Language:English   Presentation type:Poster presentation  

  • Single-Phase to Three-Phase Matrix Converter with Compensation for Instantaneous-Power Fluctuation International conference

    Yusuke Furuhashi, Takaharu Takeshita

    The 37th Annual Conference of the IEEE Industrial Electronics Society (IECON) 

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    Event date: 2011.11

    Language:English   Presentation type:Poster presentation  

  • Line Loss Minimization in a Loop Distribution System using a Matrix Converter International conference

    Hidehiko Nakazawa, Takaharu Takeshita

    Japan- Korea Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2011.10

    Language:English   Presentation type:Symposium, workshop panel (public)  

  • Application of Matrix Converter for Line Loss Minimization on Loop Distribution System

    Hidehiko Nakazawa, Takaharu Takeshita

    Record of 2011Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2011.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Single-Phase to Three-Phase Matrix Converters for PM Synchronous Motor Drive International conference

    Takaharu Takeshita, Tomomi Yamashita

    IEEE Energy Conversion Congress and Exposition Metropolitan Phoenix (ECCE) 

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    Event date: 2011.09

    Language:English   Presentation type:Oral presentation (general)  

  • Optimization Design for 2 Degrees of Freedom Actuator by using 3D FEM with Genetic Algorithm International conference

    Wataru Kitagawa, Takahiro Shimizu, Takaharu Takeshita

    15th International Symposium on Applied Electromagnetics and Mechanics ISEM2011, Naples, Italy 

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    Event date: 2011.09

    Language:English   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Loop Distribution System Using Matrix Converter

    Hidehiko Nakazawa, Takaharu Takeshita

    Proceedings of the 2011 Japan Industry Applications Society Conference 

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    Event date: 2011.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Output Current Reduction of Inverter on Parallel System of Matrix Converter and Inverter

    Naoki Yui, Takaharu Takeshita

    Proceedings of the 2011 Japan Industry Applications Society Conference 

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    Event date: 2011.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Bi-directional Buck AC/DC Converter for Suppressing Output Voltage Ripple

    Yuki Onoe, Wataru Kitagawa, Takaharu Takeshita

    Proceedings of the 2011 Japan Industry Applications Society Conference 

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    Event date: 2011.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Series-Transformer-Coupled Matrix Converters

    Kotaro Deguchi, Takaharu Takeshita, Yugo Tadano, Inoue Takayoshi

    Proceedings of the 2011 Japan Industry Applications Society Conference 

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    Event date: 2011.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimal Design for Electromagnetic Machinery by using 3D Finite Element Method with Parallel GA International conference

    Wataru Kitagawa, Yoshihiro Kimura, Takahiro Shimizu, Takaharu Takeshita

    XV International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering, ISEF2011 

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    Event date: 2011.09

    Language:English   Presentation type:Oral presentation (general)  

  • Practical Evaluation of Rectangular-Voltage-Fed Distribution System Loaded by Choke-Input Type Three-Phase Diode Rectifier Through Delta/Star Winding Isolation Transformer International conference

    Yasuyuki Nishida, Hiromichi Ohyama, Takaharu Takeshita

    14th European Conference on Power Electronics and Applications (EPE'11, ECCE Europe) 

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    Event date: 2011.08 - 2011.09

    Language:English   Presentation type:Poster presentation  

  • Starting Circuit and Experimental Characteristics of PM Synchronous Motor for Constant Speed Drive

    Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2011.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Higher Frequency of Three-Phase Rectangular-Voltage-Fed Distribution System and Design of Choke-Input Type Diode Rectifier Circuit

    Tomoaki Imaeda, Takaharu Takeshita, Yasuyuki Nishida

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Circuit Topology and Capacity Design of Compensation Capacitor for Instantaneous Power Fluctuation in Single-Phase to Three-Phase Matrix Converters

    Yusuke Furuhashi, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Reducing Switching Losses and Output Voltage Harmonics

    Inami Asai, Takaharu Takeshita

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Optimal Design for Synchronous Motor by using 3-D FEM with Embedded Parallel Genetic Algorithm International conference

    Yoshihiro Kimura, Wataru Kitagawa, Takaharu Takeshita

    Compumag 2011 

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    Event date: 2011.07

    Language:English   Presentation type:Poster presentation  

  • PWM Strategy of Matrix Converters for Reducing Input Current Harmonics and Number of Commutations International conference

    Hiromitsu Fukagawa, Takaharu Takeshita

    2011 IEEE 8th International Conference on Power Electronics - ECCE Asia (ICPE) 

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    Event date: 2011.05

    Language:English   Presentation type:Oral presentation (general)  

  • Compensation Circuit Design of Instantaneous Power Fluctuation for Single to Three-Phase Matrix Converters

    Yusuke Furuhashi, Tomomi Yamashita, Takaharu Takeshita

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Frequency Characteristics of Choke-Input Type Diode Rectifier Circuit for Three-Phase Rectangular-Voltage-Fed Distribution System

    Tomoaki Imaeda, Minoru Kitou, Takaharu Takeshita, Yasuyuki Nishida

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Distribution System Using Reactive Current Control

    Ryota Asakura, Kazuhei Yamada, Takaharu Takeshita

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Minimizing Output Voltage Harmonics under Reducing the number of Commutations

    Inami Asai, Takayuki Hasegawa, Takaharu Takeshita

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reduction of Switching Loss for Isolated DC/DC Converter

    Yuki Onoe, Takaharu Takeshita

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Starting Method of Permanent Magnet Synchronous Motor for Constant Speed Drive using Simplified Matrix Converter

    Takahiro Teramoto, Takuma Morita, Takaharu Takeshita

    2011Annual Meeting Record I.E.E. JAPAN 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Characteristics Analysis of Three-Phase Diode Rectifier on High-Frequency Rectangular-Voltage-Fed Distribution System

    Minoru Kitou,Tomoaki Imaeda,Takaharu Takeshita,Yasuyuki Nishida

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Single-Phase to Three-Phase Matrix Converters for Motor Drive

    Tomomi Yamashita,Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of a Parallel System of Matrix Converter and Inverter for a Hybrid Electric Vehicle

    Satoru Itiki,Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2011.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Minimizing Input Current Harmonics Using Instantaneous Effective Value

    Hiromitsu Fukagawa,Takaharu Takeshita

    Technical Meeting on Electron Devices and Semiconductor Power Converter, IEE Japan 

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    Event date: 2010.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Pattern Selection Method of Matrix Converters for Suppressing Input Current Harmonics International conference

    Kotaro Deguti,Takaharu Takeshita

    2010 Korea-Japan Joint Technical Workshop on Semiconductor Power Converter 

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    Event date: 2010.10

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Design of Power Fluctuation Compensation Circuit for Single-Phase to Three-Phase Matrix Converters

    Yusuke Furuhashi,Tomomi Yamashita,Takaharu Takeshita

    Record of 2010Tokai-Section Joint Conference of the eight Institute of Electrical and Related Engineers 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control Methods of a Matrix Converter

    Jun-ichi Itoh, Takaharu Takeshita, Hidenori Hara, Hideki Ayano, Yugo Tadano

    Proceedings of the 2010 Japan Industry Applications Society Conference 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Fundamental Issues and Countermeasures of Matrix Converter

    Hidenori Hara,Takaharu Takeshita,Jun-ichi Itoh,Akihiro Odaka

    Proceedings of the 2010 Japan Industry Applications Society Conference 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Control of Parallel System of Matrix Converter and Inverter

    Satoru Itiki,Takaharu Takeshita

    Proceedings of the 2010 Japan Industry Applications Society Conference 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Control Method of Matrix Converters for Suppressing Intput Current Harmonics by Output Currents

    Kotaro Deguti,Takaharu Takeshita

    Proceedings of the 2010 Japan Industry Applications Society Conference 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reduction of Switching Loss for DC/DC Converter

    Yuki Onoe,Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2010.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • New Concept Distribution Systems -High Frequency , Square Wave ,DC Distribution Systems-

    Yushi Miura,Takaharu Takeshita,Toshifumi Ise

    2010Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Reducation of Output Voltage Error by Improved Current Detection for Three-Phase to Three-Phase Matrix Converters

    Shingi Nakamoto,Takaharu Takeshita

    2010Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Digitgl Control of High Frequency PWM Inverter

    Yusuke Uei,Takaharu Takeshita

    2010Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Conditon of Currents and Voltages of Single-phase to Three-phase Matrix Converters with a Capacitor Compensating for Single-phase Power Fluctuation

    Tomomi Yamashita,Takaharu Takeshita

    2010Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Line Loss Minimization Control of Distribution System Using Static Synchronous Compensator

    Kazuhei Yamada,Ryuta Saino, Takaharu Takeshita

    2010Annual Meeting of the Institute of Electrical Engineers of Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • An Engineering Education by Science Classroom for Junior High School and Elementary School Students

    Mutumi Aoki,Hiroyuki Ukai,Takaharu Takeshita,Katsuhiro Fuwa,Motohiro Kawafuku,Kazuaki Ito,Heiji Saeki ,Kazuto Yukita

    Technical Meeting on Frontiers in Education , IEE Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM strategy of single-phase to three-phase matrix converters

    Tomomi Yamashita,Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Strategy of Matrix Converters for Minimizing Output Voltage Harmonics

    Takayuki Hasegawa,Takaharu Takeshita

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Node Voltage Regulation and Line Loss Reduction using UPFC in Loop Distribution System

    Ryuta Saino,Takaharu Takeshita,Muranaka,Yasuyuki Kunii

    Technical Meeting on Power Engineering, Power Systems Engineering and Semiconductor Power Converter, IEE Japan 

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    Event date: 2010.03

    Language:Japanese   Presentation type:Oral presentation (general)  

  • PWM Pattern Selection Method of Matrix Converters for Reducing both a Number of Commutations and Intput Current Harmonics

    Shintaro Tanaka,Takaharu Takeshita

    Proceedings of the 2009 Japan Industry Applications Society Conference 

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    Event date: 2009.08 - 2009.09

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Switching Pattern Control of Bidirectional DC/DC Converter

    Yuta Nakano,Takaharu Takeshita

    The Society of Signal Processing Applications and Technology of Japan 

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    Event date: 2009.08

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Analysis of Characteristics of Diode Rectifier Circuits for Isolated Three-Phase Rectangular-Waveform Distribution System by Delta-Star ransformer

    Minoru Kitou,Masaya Kutsuna,Takaharu Takeshita,Yasuyuki Nishida

    Technical Meeting on Semiconductor Power Converter, IEE Japan 

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    Event date: 2009.07

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Unity Input Power-Factor Control of Three-Phase Matrix Converters International conference

    Takaharu Takeshita, Shuta Ishikawa

    2009 Japan-Korea Joint Technical Warkshop on Semiconductor Power Converter 

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    Event date: 2009.04

    Language:English  

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