[2023]

  1. Yuka Sabi, Hiroaki Yamada, Toshihiko Tanaka, Fuka Ikeda, Masayuki Okamoto, and Seong Ryong Lee, “Direct Individual-Phase Reactive Current Control Method for an Active Power-Line Conditioner in Three-Phase Four-Wire Distribution Feeders,” in Proc. of the 11th International Conference on Power Electronics -ECCE Asia (ICPE 2023), 24th May, 2023
  2. Y. Sabi, H. Yamada, T. Tanaka, F. Ikeda, M. Okamoto and S. R. Lee, “Individual-Phase Fundamental Reactive Current Control Strategy With Suppressed Neutral-Line Current for an Active Power-Line Conditioner in Three-Phase Four-Wire Distribution Feeders,” in Proc. of the 2023 IEEE Energy Conversion Congress and Exposition (ECCE), Nashville, TN, USA, 2nd November, 2023, pp. 972-977, doi: 10.1109/ECCE53617.2023.10362352.

[2022]

  1. Naotaka Nakahigashi and Hiroaki Yamada, “Vibration Power Generation System using a Piezoelectric Element With a Variable Resistance Control for Optimal Generated Power,” in Proc. of the 2022 International Power Electronics Conference (IPEC-Himeji 2022 -ECCE Asia-), pp.906-910, 17th May, 2022
  2. Yuka Sabi, Yuya Kihara, Hiroaki Yamada, Toshihiko Tanaka, Fuka Ikeda, Masayuki Okamoto, and Seong Ryong Lee, “Individual-Phase Displacement Power Factor Control Strategy of an Active Power-Line Conditioner in Three-Phase Four-Wire Distribution Feeders,” in Proc. of the 2022 International Power Electronics Conference (IPEC-Himeji 2022 -ECCE Asia-), pp.2207-2212, 19th May, 2022

[2021]

  1. Yuya Kihara, Seita Hikosaka, Hiroaki Yamada, Toshihiko Tanaka, Fuka Ikeda, Masayuki Okamoto, and Seong Ryong Lee, “Simple Reactive Power Control Method of an Active Power-Line Conditioner in Three-Phase Four-Wire Feeders,” in Proc. of IEEE ECCE-Asia, OR-02-0121, pp. 1058-1063, Online, 26th May, 2021
  2. Yuta Ohori, Hiroaki Yamada, Fuka Ikeda, Masayuki Okamoto, and Toshihiko Tanaka, “A Practical Control Strategy for Hybrid Static Var Compensator,” in Proc. of the 2021 International Symposium on Communications and Information Technologies (ISCIT), T4-4, 5pages, 21st Oct., 2021
  3. Naotaka Nakahigashi, Hiroaki Yamada, “SEPIC-based Vibration Power Generation System With Variable Equivalent Resistance Control,” in Proc. of the 2021 24th International Conference on Electrical Machines and Systems (ICEMS), pp.192-196, Online, Nov 1, 2021
  4. Ryota Hatate, Yuriko Kakihana, Hiroaki Yamada, Mitsuru Higa, Toshihiko Tanaka, “Reverse Electrodialysis Cell Model and Its Grid-Connection with Isolated SEPIC,” in Proc. of the 2021 24th International Conference on Electrical Machines and Systems (ICEMS), pp.213-217, Online, Nov 1, 2021
  5. Shinnosuke Nakamura, Hiroaki Yamada, “Single-Phase Grid-Tied Modular Multilevel Converter for Various Renewable Energy Sources,” in Proc. of the 2021 24th International Conference on Electrical Machines and Systems (ICEMS), pp.281-285, Online, Nov 1, 2021

[2020]

  1. Yuya Kihara, Seita Hikosaka, Hiroaki Yamada, Toshihiko Tanaka, Fuka Ikeda, Masayuki Okamoto, and Seong Ryong Lee, “Harmonics Compensation with Constant DC-Capacitor Voltage-Control-Based Strategy for an Active Power-Line Conditioner in Three-Phase Four-Wire Distribution Feeders,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.971-976, Online, Nov 25, 2020
  2. Fuka Ikeda, Masayuki Okamoto, Koki Hamasaki, Hiroaki Yamada, and Toshihiko Tanaka, “Constant DC-Capacitor Voltage-Control-Based Reactive Power Control Method of Bidirectional Battery Charger for EVs in Commercial Single-Phase Three-Wire Distribution Feeders,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.977-982, Online, Nov 25, 2020
  3. Yuki Yamashita, Hiroaki Yamada, Toshihiko Tanaka, Fuka Ikeda, and Masaki Okamoto, “Improvement in Harmonics Compensation of an Add-on Active Power-Line Conditioner for General-Purpose Inverters,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.983-987, Online, Nov 25, 2020
  4. Kousei Ishibashi, Hiroaki Yamada, “Modular Multilevel Converter Based Single-Phase Grid-Tied Wind Power Generation System with Multiple Wind Power Generators under Different Wind Speeds,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.1017-1021, Online, Nov 25, 2020
  5. Yuto Takayama, Hiroaki Yamada, “Experimental Verification of Dual Active Bridge Converter Based Battery Charger in a Stand-Alone Wind Power Generation System,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.1022-1026, Online, Nov 25, 2020
  6. Kazuki Uezono, Hiroaki Yamada, “Flicker-Free 100-W Class LED Driver with an Active Buffer Circuit,” the 23rd International Conference on Electrical Machines and Systems (ICEMS2020), pp.1506-1510, Online, Nov 26, 2020

[2019]

  1. Fuka Ikeda, Yuki Okamoto, Kei Nishikawa, Hiroaki Yamada, Masayuki Okamoto, and Toshihiko Tanaka, “Sinusoidal Charging-Discharging Method of LiBs for Reducing Capactances of DC-Capacitors in Smart Charger for EVs in Single-Phase Three-Wire Distribution Feeders,” the 10th International Conference on Power Electronics – ECCE Asia (ICPE 2019-ECCE Asia) , TuG1-4，6pages，Busan, Korea, May 28, 2019

  2. Masaya Akase, Hiroaki Yamada, Toshihiko Tanaka, Ryo Okawachi, and Kiyoshi Ochi, “Novel and Simple Current-Ripple Calculation of LCL Filter for Parallel-Connected Three-Phase PWM Rectifiers,”  the 10th International Conference on Power Electronics – ECCE Asia (ICPE 2019-ECCE Asia) , P1-24，6pages，Busan, Korea, May 29, 2019

  3. Yuto Takayama and Hiroaki Yamada, “Dual Active Bridge Converter Based Battery
    Charger in Stand-Alone Wind Power Generation System With High-Inertia Wind Turbine ,” the 22nd International Conference on Electrical Machines and Systems (ICEMS2019), 1570545226，5pages，Harbin, China, 2019

[2018]

  1. Takuya Shijo, Yuki Uchino, Yujiro Noda, Hiroaki Yamada, Toshihiko Tanaka, “Iron Loss Reduction in the Cores of Induction Heating Coils for Small-Foreign-Metal Particle Detector with a 400-kHz SiC-MOSFETs High-Frequency Inverter”, 2018 International Power Electronics Conference -ECCE Asia-, pp.324-328, Niigata, Japan, 2018 (Invited paper)
  2. Kenya Takamura, Hiroaki Yamada, Toshihiko Tanaka, Tomoharu Yada, Hajime Fujiwara, “Equivalent Resistance Control for Maximum Power Transfer Method of Piezoelectric Element in Vibration Power Generation”, 2018 International Power Electronics Conference -ECCE Asia-, pp.1381-1385, Niigata, Japan, 2018
  3. Takuya Shijo, Yuki Uchino, Yujiro Noda, Hiroaki Yamada and Toshihiko Tanaka，”New IH Coils for Small-Foreign-Metal Particle Detection Using 400 kHz SiC-MOSFETs Inverter,” 2018 IEEE ENERGY CONVERSION CONGRESS & EXPO (ECCE2018), pp.3602-3607, Portland, Oregon, USA, September 25, 2018
  4. Akane Tanahashi, Hiroaki Yamada, and Toshihiko Tanaka, “A Modular Multilevel Cascade Conveter Based on Double-Star Bridge-Cells for Wind-Power Generation Systems Using a Vertical-Axis Wind Turbine,” the 21st International Conference on Electrical Machines and Systems (ICEMS2018), pp.1008-1012, Jeju, Korea, Oct. 08 2018
  5. Yukiharu Satake, Ayumu Tokiwa, Hiroaki Yamada, Toshihiko Tanaka, and Mitsunori Fukuda, “New Control Strategy for Hybrid Static Var Compensator With Series Active Filters,” the 21st International Conference on Electrical Machines and Systems (ICEMS2018), pp.1990-1994, Jeju, Korea, Oct. 09 2018
  6. Kei Nishikawa, Fuka Ikeda, Hiroaki Yamada, Toshihiko Tanaka, and Masayuki Okamoto, “Reducing Capacity of Smart Charger for Electric Vehicles in Single-Phase Three-Wire Distribution Feeders with COnstant DC-Capacitor Voltage-Control-Based Reactive Power Control Strategy,” the 21st International Conference on Electrical Machines and Systems (ICEMS2018), pp.2576-2581, Jeju, Korea, Oct. 10 2018
  7. Seita Hikosaka, Fuka Ikeda, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, and Seong Ryong Lee, “New Constant DC-Capacitor Voltage Control-Based Reactive Power Control Strategy for Active Power-Line Conditioner in Three-Phase Four-Wire Distribution Feeders,” the 21st International Conference on Electrical Machines and Systems (ICEMS2018), pp.2006-2011, Jeju, Korea, Oct. 10 2018
  8. Ayumu Tokiwa, Yukiharu Satake, Hiroaki Yamada, Toshihiko Tanaka, and Mitsunori Fukuda, “Constant DC-Capacitor Voltage-Control-Based Reactive Power Control Strategy of Three-Level NPC Inverter-Based STATCOM,” the 21st International Conference on Electrical Machines and Systems (ICEMS2018), pp.2039-2044, Jeju, Korea, Oct. 10 2018

[2017]

  1. Takuya Shijo, Shinya Kurachi, Yuki Uchino, Yujiro Noda, Hiroaki Yamada and Toshihiko Tanaka​，”High-Frequency Induction Heating for Small-Foreign-Metal Particles Using SiC-MOSFETs Inverter,” IFEEC 2017 -ECCE Asia​, O15-2-1532，6pages, Taiwan, 2017

  2. Hisahiro Yamanaka, Hiroaki Yamada, Toshihiko Tanaka and Masayuki Okamoto, “LED Current Control Method of Dimmable LED Driver With Dual Active Bridge DC-DC Converter for 1kW-Class LED Floodlight,” IFEEC 2017 -ECCE Asia​, P203-1-1464, 6pages, Taiwan, 2017

  3. Fuka Ikeda, Kei Nishikawa, Hiroaki Yamada, Toshihiko Tanaka and Masayuki Okamoto​, “Compensation Performance of Smart Charger  With Constant DCCapacitor Voltage-Control-Based Strategy for Electric Vehicles in Single-Phase Three-Wire Distribution Feeders Under Distorted Source Voltage Conditions,” IFEEC 2017 -ECCE Asia​, O23-4-1589, 6pages, Taiwan, 2017

  4. Yuki Okamoto, Fuka Ikeda, Kei Nishikawa, Hiroaki Yamada, Toshihiko Tanaka, and Masayuki Okamoto, “Reducing Capacitances of DC Capacitors in Smart Charger for Electric Vehicles in Single-Phase Three-Wire Distribution Feeders with Sinusoidal Charging and Discharging for Li-ion Batteries,” IEEE 6th Global Conference on Consumer Electronics, pp.727-728, Nagoya, Japan, 26th Oct. 2017
  5. Fuka Ikeda, Kei Nishikawa, Hiroaki Yamada, Toshihiko Tanaka and Masayuki Okamoto​, “Harmonics compensation with constant DC-capacitor voltage-control-based strategy of smart charger for electric vehicles in single-phase three-wire distribution feeders under distorted source voltage and load currents conditions”, 2017 IEEE Energy Conversion Congress and Exposition (ECCE), pp.2975-2982, Cincinnati, USA, 2017
  6. Takuya Shijo, Shinya Kurachi, Yuki Uchino, Yujiro Noda, Hiroaki Yamada and Toshihiko Tanaka​，”High-frequency induction heating for small-foreign-metal particle detection using 400 kHz SiC-MOSFETs inverter”, 2017 IEEE Energy Conversion Congress and Exposition (ECCE), pp.5133-5138, Cincinnati, USA, 2017
  7. Ayumu Tokiwa, Hiroaki Yamada, Toshihiko Tanaka, Makoto Watanabe, Masannao Shirai, Yuji Teranishi, “New Hybrid Static Var Compensator with Series Active Filter,” IEEE 12th International Conference on Power Electronics and Drive Systems (IEEE PEDS 2017), pp.901-906, Hawaii, USA, 15th Dec. 2017

[2016]

  1. Fuka Ikeda, Kei Nishikawa, Hiroaki Yamada, Toshihiko Tanaka and Masayuki Okamoto, “Constant DC-Capacitor Voltage-Control-Based Strategy for Harmonics Compensation of Smart Charger for Electric Vehicles in Single-Phase Three-Wire Distribution Feeders with Reactive Power Control,” Proceedings of IEEE Energy Conversion Congress & Expo (ECCE) 2016, EC-0859, 7pages, Milwaukee, USA, 2016
  2. Yuta Katamoto, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, and Tomoharu Yada, “Experimental Verification of Cooperative Control Method for 400-W Class LED Driver with Wide Dimming Range,” Proceedings of 19th International Conference on Electrical Machines and Systems(ICEMS2016), DS4G-2-8, 6pages, Chiba, Japan, 2016
  3. Sho Shibata, Hiroaki Yamada, Toshihiko Tanaka, and Masayuki Okamoto, “An Inrush Current Suppressor for Squirrel-Cage Induction Machines with Phase-Leading Capacitors Using a Matrix Converter in a Large-Capacity Wind Power Generation System,” Proceedings of 19th International Conference on Electrical Machines and Systems(ICEMS2016), DS6G-4-10, 6pages, Chiba, Japan, 2016
  4. Takuya Shijo, Shinya Kurachi, Yujiro Noda, Hiroaki Yamada, and Toshihiko Tanaka, “A 400kHz SiC-MOSFETs High-Frequency Inverter For Tiny-Foreign Metal Detection,” in Proceedings of 2nd IEEE Southern Power Electronics Conference(SPEC), 423, 5pages, Auckland, New Zealand, Dec. 8, 2016
  5. Kei Nishikawa,Fuka Ikeda, Hiroaki Yamada, and Toshihiko Tanaka, “Improvement of Harmonics Compensation Performance of Smart Charger With Constant DC-Capacitor Voltage Control For ElectricVehicles in Single-Phase Three-Wire Distribution Feeders,” in Proceedings of 2nd IEEE Southern Power Electronics Conference(SPEC), 422, 6pages, Auckland, New Zealand, Dec. 8, 2016

[2015]

  1. Shinya Kurachi, Naoki Yamamoto, Hiroaki Yamada, Toshihiko Tanaka (Yamaguchi Univ., Japan), Eiji Hiraki (Okayama Univ., Japan), Yukiharu Yamada, Tatsuya Nagao, Yasuhiro Miyake, and Yujiro Noda (Ube Industries, Ltd., Japan), “High-frequency Induction Heating for Tiny Foreign Metals”, Proceedings of 9th International Conference on Power Electronics (ICPE 2015) – ECCE Asia, ThF3-3 (6pages) , Seoul, Korea, June 4, 2015
  2. Toshihiko Tanaka, Fuka Ikeda, Hidenori Tanaka, Hiroaki Yamada and Masayuki Okamoto, “Novel Simple Harmonics Compensation Method for Smart Charger with Constant DC-Capacitor Voltage Control for Electric Vehicles on Single-Phase Three-Wire Distribution Feeders”, Proceedings of IEEE Energy Conversion Congress & Expo (ECCE) 2015, Canada, 23 Sep., pp.5411-5416, 2015
  3. Yoshihiro Hisada, Su Hlaing Wint, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, and Seong Ryong Lee, “Individual-Phase Reactive Power Control Strategy with Constant DC-Capacitor Voltage Control for Active Load Balancer on Three-Phase Four-Wire Distribution Feeders”, Proceedings of IEEE Energy Conversion Congress & Expo (ECCE) 2015, Canada, 24 Sep., pp.6698-6703, 2015
  4. Toshihiko Ishiyama, Hiroaki Yamada, “Suppression of Heat leakage by Cooling Thermoelectric Device for Low-Temperature Waste-Heat Thermoelectric Generation”, Proceedings of 37th International Telecommunications Energy Conference (INTELEC2015), pp.738-741, Osaka, Japan, 22 Oct., 2015
  5. Su Hlaing Wint, Yoshihiro Hisada, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, and Seong Ryong Lee, “Novel, Simple Reactive Power Control Strategy with Constant DC Capacitor Voltage Control for Active Load Balancer on Three-phase Four-wire Distribution Feeders under Distorted Source Voltage Conditions”, The 18th International Conference on Electrical Machines and Systems, 26P9-9 (7pages), Thailand, 26 Oct., 2015
  6. Fuka Ikeda, Hidenori Tanaka, Hiroaki Yamada, Toshihiko Tanaka, and Masayuki Okamoto, “Smart Charger for Electric Vehicles on Single-Phase Three-Wire Distribution Feeders With Constant DC-Capacitor Voltage Control Based Strategy Under Multiple Household Customers”, The 18th International Conference on Electrical Machines and Systems, 26P9-10 (6pages), Thailand, 26 Oct., 2015
  7. Mitsumasa Ushiroda, Takaki Wakimoto, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, and Kouji Kawahara, “Voltage Rise Suppression and Load Balancing by PV PCS with Constant DC Capacitor Voltage Control Based Strategy on Single-Phase Three-Wire Distribution Feeders”, The 18th International Conference on Electrical Machines and Systems, 27C4-5, Thailand, 27 Oct., 2015
  8. Sho Shibata, Hiroaki Yamada, Toshihiko Tanaka, Masayuki Okamoto, “Reduced-capacity Inrush current suppressor using matrix converter in wind power generation system with squirrel-cage induction machines”, 5th Asia-Pacific Forum on Renewable Energy, P-WE-014 (1page), Cheju, Korea, 5 Nov. 2015

[2014]

  1. Tint Soe Win, Yoshihiro Hisada, Toshihiko Tanaka, Eiji Hiraki, Masayuki Okamoto, Seong Ryong Lee, “Reactive Power Control Strategy Based on DC Capacitor Voltage Control for Active Load Balancer in Three-Phase Four-Wire Distribution Systems”, International Power Electronics Conference -ECCE Asia- (IPEC-Hiroshima 2014), Hiroshima, Japan, pp.3292-3297, 2014
  2. Hiroaki Yamada, Tsuyoshi Hanamoto, “A Novel Method of Suppressing Inrush Currents of Squirrel-cage Induction Machine using Matrix Converter in Wind Power Generation Systems”, International Power Electronics Conference -ECCE Asia- (IPEC-Hiroshima 2014), Hiroshima, Japan, pp.538-542, 2014
  3. Tsuyoshi Hanamoto, Hiroaki Yamada, Yoshihiro Okuyama “Position Sensorless Start-up Method of Surface Permanent Magnet Synchronous Motor Using Nonlinear Rotor Position Observer”, International Power Electronics Conference -ECCE Asia- (IPEC-Hiroshima 2014), Hiroshima, Japan, pp.1811-1815, 2014
  4. Tint Soe Win, Yoshihiro Hisada, Toshihiko Tanaka, Eiji Hiraki, Masayuki Okamoto, Seong Ryong Lee, “Novel, Simple Reactive Power Control Strategy with DC Capacitor Voltage Control for Active Load Balancer in Three-Phase Four-Wire Distribution Systems”, Proceedings of IEEE Energy Conversion Congress & Expo (ECCE) 2014, Pittsburgh, USA, September14-18, 2014
  5. Masayuki Okamoto, Koyo Matsuzaki, Hiroaki Yamada, Toshihiko Tanaka, Tamotsu Hashizume, “13.56MHz Class-E RF Power Amplifier Using Normally-on GaN HEMT”, Proceedings of 40th Annual Conference of IEEE Industrial Electronics Society (IECON2014), pp.982-987, Dallas, USA, 2014
  6. Keisuke Yoshizawa, Toshihiko Tanaka, Eiji Hiraki, Masayuki Okamoto, “MHz-class High Frequency Soft-switching GaN-based Inverter for Wireless Power Transmission via Electromagnetic Resonance”, Proceedings of 2014 IEEE International Power Electronics and Applicaion Conference and Exposition, Shanghai, China, pp.451-455, 2014
  7. Hidenori Tanaka, Toshihiko Tanaka, Hiroaki Yamada, Masayuki Okamoto, “Novel Reactive Power Control Strategy Based on Constant DC-Capacitor Voltage Control for Reducing the Capacity of Smart Charger for Electric Vehicles on Single-Phase Three-Wire Distribution Feeders”,  Proceedings of 2014 IEEE International Power Electronics and Applicaion Conference and Exposition, Shanghai, China, pp.726-731, 2014
  8. Yoshihiro Hisada, Tint Soe Win, Toshihiko Tanaka, Hiroaki Yamada, Masayuki Okamoto, Seong Ryong Lee, “Active Load Balancer on Three-Phase Four-Wire Distribution System with Constant DC Capacitor Voltage Control for Multiple Loads”, Proceedings of 2014 IEEE International Power Electronics and Applicaion Conference and Exposition, Shanghai, China, pp.782-787, 2014