Researcher Database

（Last updated : 2025-04-07 10:41:03）　

KAWABATA Yoshitaka

Department / Course College of Science and Engineering Department of Electrical and Electronic Engineering

Title / Position Professor

Other Affiliations
1.	Research Organization of Science and Technology Research Center of Advanced Materials
2.	Graduate School of Science and Engineering
3.	Research Organization of Science and Technology Earth & Space Exploration Center

Academic background
1.	～1999/03	Doctoral Program (2nd Semester) │ Science and Engineering Major │ Graduate School, Division of Engineering │ Ritsumeikan University │ Completed Doctor of Engineering
2.	～1994/03	Department of Electrical Engineering │ College of Science and Engineering │ Ritsumeikan University │ Graduated

Committee and society
1.	2022/02/01 ～	IEEE IES. All Japan Joint Chapter Vice Chair
2.	2014/04 ～ 2015/12	IEEE IES. All Japan Joint Chapter Secretary
3.	2012/04 ～ 2015/02	IEEE IES. All Japan Joint Chapter Treasurer

Research activities
1.		EPE(European Power Electronics and Drives)
2.		The Institute of Electrical Engineers of Japan
3.		The Japan Institute of Power Electronics
4.		The Japan Society for Aeronautical and Space Sciences
5.		The Institute of Electronics, Information and Communication Engineers
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Subject of research
1.	New Method of Inverter Circuit and Its Application
2.	New Method of Converter Circuit and Its Application
3.	Study on Multiple Power Compensator Using Multi Cell Inverter
4.	Study on Speed Sensorless Vector Control of Induction Motor
5.	Study on Speed Sensorless Control of Permanent Magnet Synchronous Motor
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Research summary
Intelligent Power Electronics Study on inverters, converters and a new type of electric motors, generators and other machines that are used in new energy systems such as smart grid systems, solar batteries and fuel cells, electric trains, electric vehicles, and electric appliances

Present specialized field
Electric Power Engineering and Electrical Machinery (Keyword：POWER ELECTRONICS (POWER CONVERSION, MOTOR CONTROL, GENERATOR CONTROL, WIRELESS POWER SUPPLY))

Papers
1.	2023/09	Design and Experimental Verification of SP-Type Resonant Wireless Power Transfer System Capable for Bidirectional Power Transmission │ Proceedings of the 25th European Conference on Power Electronics and Applications │ (No.0209)
2.	2023/09	Comparison of SS and SP Circuit Topologies for Wireless Power Transfer │ Proceedings of the 25th European Conference on Power Electronics and Applications │ (No.0103)
3.	2023/09	Experimental Verification of Short-Circuit Detection and Thyristor-Based Circuit Shut-Off in Permanent Magnet Synchronous Generators │ Proceedings of the 25th European Conference on Power Electronics and Applications │ (No.0019)
4.	2020/09	New High-efficiency Power Generation Using Position Sensor-less Permanent Magnet Synchronous Generator │ Proceedings of the 22th European Conference on Power Electronics and Applications │ (No.232)
5.	2020/09	A Series–Parallel-Type Resonant Circuit Wireless Power Transfer System with a Dual Active Bridge DC–DC Converter │ Proceedings of the 22th European Conference on Power Electronics and Applications │ (No.223)
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Academic conference presentation
1.	2020/09/10	A Series–Parallel-Type Resonant Circuit Wireless Power Transfer System with a Dual Active Bridge DC–DC Converter
2.	2018/10/20	The Equalization Control of D.C. Voltage in System Coordinates of a Multi-Cell Inverter
3.	2018/04/23	New High-efficiency Power Generation Using Position Sensor-less Permanent Magnet Synchronous Generator
4.	2017/09/12	Efficiency improvement of bidirectional isolated DC/DC converter by current power-factor control
5.	2017/08/30	Efficiency Improvement Method of Bidirectional Isolated DC / DC Converter
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Winning science prize
1.	2003/06	IEEE IEEE Technical Committee Prize Paper Award

Acquisition patent
1.	2021/02/22	Bidirectional insulated DC/DC converter and smart network （102218804）
2.	2020/09/29	Bidirectional insulated DC/DC converter and smart network （109196766）
3.	2020/03/10	Bidirectional insulated DC/DC converter and smart network （10587200）
4.	2018/08/07	BIDIRECTIONAL INSULATED DC/DC CONVERTER AND SMART NETWORK USING SAME （10044281）
5.	2018/06/22	BIDIRECTIONAL INSULATED DC/DC CONVERTER AND SMART NETWORK USING SAME （105637752）
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