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=============================================== Technical Committee on Wireless Power Transfer (WPT) Chair: Masaharu Takahashi (Chiba Univ.) Secretary: Tsunayuki Yamamoto (Yamaguchi Univ.), Takafumi Fujimoto (Nagasaki Univ.) Assistant: Nozomi Haga (Gunma Univ.), Osamu Kagaya (AGC) =============================================== Technical Committee on Energy Engineering in Electronics and Communications (EE) Chair: Tadatoshi Babasaki (NTT Facilities) Vice Chair: Keiichi Hirose (NTT Facilities), Tadashi Suetsugu (Fukuoka Univ.) Secretary: Eiji Sakai (Sojo Univ.), Nobumasa Matsui (Nagasaki Inst. of Applied Science) Assistant: Takashi Matsushita (NTT-F), Tetsuya Oshikata (ShinDengen), Yuu Yonezawa (FUJITSU Advanced Technologies) DATE: Wed, Oct 9, 2019 09:35 - 17:00 Thu, Oct 10, 2019 09:20 - 16:50 PLACE: TOPICS: ----- Opening Address ( 5 min. ) ----- ---------------------------------------- Wed, Oct 9 AM Technical Committee on Energy Engineering in Electronics and Communication (EE) 1 (09:35 - 10:55) ---------------------------------------- (1)/EE 09:35 - 09:55 Power Supply System for DC Microgrid with Triple Active Bridge Converter and Second Life Battery Daisuke Yamashita, Yoichi Ishizuka (Nagasaki Univ.) (2)/EE 09:55 - 10:15 Control Technique of Dual Active Bridge Maintaining Soft-Switching at Different Voltage Ratio Takeshi Uchida, Yoichi Ishizuka (Nagasaki Univ.), Toshiro Hirose (Nishimu), Yuta Kotsubo (Nagasaki Univ.) (3)/EE 10:15 - 10:35 Study on the Optimum Structure of the Core for Wireless Power Transfer using Response Surface Methodology Takeshi Uematsu, Goro Nakao, Taichi Mishima, Kazuki Sato, Shingo Nagaoka (omron) (4)/EE 10:35 - 10:55 Bi-directional Multiport Converter for Utilizing Green Base Stations Masaki Nakamura, Kazuhiko Takeno (NTT DOCOMO, Inc.), Ryota Hisamitsu, Masahito Shoyama (Kyushu Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Oct 9 AM Technical Committee on Wireless Power Transfer (WPT) 1 (11:05 - 12:25) ---------------------------------------- (1)/WPT 11:05 - 11:25 A study on magnitude of near electromagnetic fields in printed antennas Norihide Ikeda, Takafumi Fujimoto, Chai-Eu Guan, Youichi Ishizuka, Tomoyuki Fujishima, Satoshi Sugimoto, Shohei Iwasaki (Nagasaki Univ.) (2)/WPT 11:25 - 11:45 Open-Ring Resonator Coupling for 920 MHz-Band Wireless Power Transmission System Yasuo Ohno, Hiroko Itoh (Laser Systems) (3)/WPT 11:45 - 12:05 PV MPPT Control under Partial Shading Conditions in Lunar Rover Wireless Power Transfer System Bingcheng Ji, Katsuhiro Hata (UTokyo), Takehiro Imura (TUScience), Yoichi Hori (UTokyo), Sayuri Honda, Shuhei Shimada, Osamu Kawasaki (JAXA) (4)/WPT 12:05 - 12:25 Frequency Optimization of Lunar Rover Wireless Power Transfer System with Multi-layer Insulation Mingyang Chen, Bingcheng Ji, Katsuhiro Hata (UTokyo), Takehiro Imura (TUS), Hiroshi Fujimoto, Yoichi Hori (UTokyo), Shuuhei Shimada., Sayuri Honda, Osamu Kawasaki (JAXA) ----- Lunch Break ( 65 min. ) ----- ---------------------------------------- Wed, Oct 9 PM Technical Committee on Wireless Power Transfer (WPT) 2 (13:30 - 14:50) ---------------------------------------- (5)/WPT 13:30 - 13:50 Verification of Power Reception Characteristics of S-SP Type Wireless Power Transfer Allows Large Change of Receiving Coil Horizontal Position -- Mechanism of Load Voltage Variation Suppression and Transmitter Side k Estimation -- Hideaki Abe (6)/WPT 13:50 - 14:10 Mechanism of Wireless Power Transfer Forming the Stair-Like Magnetic Field and Demonstration of Receiving Characteristics (Part 1) -- Properties of Equivalent Coupling Factor Distribution due to Difference in Series and Parallel Connection of 3 coils with Different Number of Turns -- Hideaki Abe (7)/WPT 14:10 - 14:30 Maximum Power Efficiency of Matching Circuits Formulated from TX-RX Symmetric Shape Electric and Magnetic Coupler Size for Wireless Power Transfer Hikaru Kitaoka, Shinji Abe, Satoshi Tsukamoto, Takashi Ohira (Toyohashi Univ. Tech.) (8)/WPT 14:30 - 14:50 [Invited Lecture] Rectifier-Oriented 6.78 MHz 1.5 W Solid-State Switch-Matching Circuit Ryota Gibo, Shinji Abe, Shogo Nishioka, Takashi Ohira (Toyohashi Univ. Tech.) ----- Break ( 10 min. ) ----- ---------------------------------------- Wed, Oct 9 PM (15:00 - 17:00) ---------------------------------------- (9) 15:00 - 17:00 ---------------------------------------- Thu, Oct 10 AM Technical Committee on Energy Engineering in Electronics and Communication (EE) 2 (09:20 - 10:20) ---------------------------------------- (10)/EE 09:20 - 09:40 Small Signal Characteristics of LLC Converter Using Photocoupler Yoshimaru Kosuke, Terukazu Sato (Oita Univ.) (11)/EE 09:40 - 10:00 Energy Management Storage System with Multi-stage FET Bidirectional Converter to Utilize Battery Charging and Discharging Characteristics Yuki Ishikura, Tatsuya Hosotani (Murata), Masayoshi Yamamoto (Nagoya Univ.) (12)/EE 10:00 - 10:20 Passive Current Balancing Three-Phase Interleaved LLC Converter with Reduced Switch Voltage Stress and Asymmetric Resonant Operation Yoshiya Tada, Masatoshi Uno (IU) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Oct 10 AM Technical Committee on Wireless Power Transfer (WPT) 3 (10:30 - 11:50) ---------------------------------------- (13)/WPT 10:30 - 10:50 Release from Duality Theorem of Electrically Coupled WPT System Theory -- The Road to Application of kQ-product Theory -- Ikuo Awai (Ryutech), Kiyomichi Araki (TITEC) (14)/WPT 10:50 - 11:10 Application of kQ-Product Method for Development of Electrically Coupled WPT System Kohei Ohguro, Wataru Uemura (Ryukoku Univ.), Ikuo Awai (Ryutech) (15)/WPT 11:10 - 11:30 Possibility of Wireless Power Transfer by Use of Confined Water Ikuo Awai (Ryutech) (16)/WPT 11:30 - 11:50 Wireless Power Transfer Based on Cylindrically Confined Water Tomohiro Tsujimura, Yangjun Zhang (Ryukoku Univ.), Ikuo Awai (Ryutech) ----- Lunch Break ( 70 min. ) ----- ---------------------------------------- Thu, Oct 10 PM Special Session (EE) (13:00 - 13:50) ---------------------------------------- (17)/EE 13:00 - 13:50 [Special Talk] 48V technology for data center and hybrid vehicle leading to the realization of MaaS (Mobility as a Service) distribution platform Kimihiro Nishijima (Sojo Univ.) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Oct 10 PM Technical Committee on Wireless Power Transfer (WPT) 4 (14:00 - 15:40) ---------------------------------------- (18)/WPT 14:00 - 14:20 Adaptive Matching Circuit Using FET Switch for Resonator-Coupled WPT System Nagata Satoshi, Ishizaki Toshio (Ryukoku Univ.) (19)/WPT 14:20 - 14:40 Study on a Module for Contactless Power and Signal Transfer for Arm Robot Yu Matsuura, Motoki Futatsuya, Toshio Ishizaki, Ikuo Awai (Ryukoku Univ.) (20)/WPT 14:40 - 15:00 Contactless Power Transfer in a Drill Pipe with Close-Coupled Coils Hidemasa Sawai, Toshio Ishiaki (Ryukoku Univ), Tomoya Inoue, Junya Ishiwata (JAMSTEC), Ikuo Awai (Ryutech) (21)/WPT 15:00 - 15:20 Simulated limitations on rectification efficiency in bridge rectifiers Naoki Sakai, Fumiya Komatsu, Kenji Itoh (KIT) (22)/WPT 15:20 - 15:40 High-power high-frequency impedance measurement for non-linear DUT Takase Ohshima, Hiroshi Hirayama (NIT) ----- Break ( 10 min. ) ----- ---------------------------------------- Thu, Oct 10 PM Technical Committee on Energy Engineering in Electronics and Communication (EE) 3 (15:50 - 16:50) ---------------------------------------- (23)/EE 15:50 - 16:10 A study on voltage fluctuation of buffers in distributed power packet routing Shinji Katayama, Takashi Hikihara (Kyoto Univ.) (24)/EE 16:10 - 16:30 On Steady-State Analysis of Current-Resonant Full-Wave Push-Pull Converter -- An Approximation of State Equations -- Masataka Oku, Tetsuro Tanaka (Kagoshima Univ.) (25)/EE 16:30 - 16:50 A study on optimized operation strategy of storage battery by considering long-term variability of consumer's net load with photovoltaics Kazufumi Yuasa (Kyushu Institute of Technology), Miki Ueshima, Tadatoshi Babasaki (NTT FACILITIES, INC.), Ichiro Omura (Kyushu Institute of Technology) ----- Closing Address ( 5 min. ) ----- # Information for speakers General Talk will have 15 minutes for presentation and 5 minutes for discussion. # CONFERENCE SPONSORS: - This conference is co-sponsored by IEEE Power Electronics Society Japan and IEEE Power Electronics Society Fukuoka Chapter. === Technical Committee on Wireless Power Transfer (WPT) === # FUTURE SCHEDULE: Thu, Oct 31, 2019 - Sat, Nov 2, 2019: Xidian University [Fri, Aug 23], Topics: 2019 Asian Wireless Power Transfer Workshop (AWPT 2019) Wed, Dec 11, 2019 (tentative): Kikai-Shinko-Kaikan Bldg. [Fri, Oct 18] Thu, Jan 23, 2020 - Fri, Jan 24, 2020: Sunport Hall Takamatsu [Sun, Nov 10], Topics: Wireless transmission technology, Radio propagation, Antennas and Propagation # SECRETARY: Nozomi Haga (Gunma Univ.) wpt    === Technical Committee on Energy Engineering in Electronics and Communications (EE) === # FUTURE SCHEDULE: Tue, Nov 26, 2019 (tentative): Japan Society for the Promotiton of Machine Industry [Tue, Sep 17] Wed, Jan 15, 2020 - Thu, Jan 16, 2020: HOUZAN HALL [Mon, Nov 18] Jan, 2020: Online [unfixed] Jan, 2020: Online [unfixed] Jan, 2020 - (tentative): Online [unfixed] Jan, 2020: Online [unfixed] Jan, 2020 (tentative): Online [unfixed] Jan, 2020: Online [unfixed] # SECRETARY: Tetsuya Oshikata Shindengen Electric Mfg.Co.,Ltd. E-mail: o    ndengen Last modified: 2019-10-04 15:23:13 |
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