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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 39件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
WPT, EE
(Joint)
2019-10-09
11:45
Shiga Ryukoku Extension Center, Ryukoku University 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)
 [more] WPT2019-29
pp.13-18
WPT, EE
(Joint)
2019-10-09
12:05
Shiga Ryukoku Extension Center, Ryukoku University 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), Sayuri Honda, Shuuhei Shimada., Osamu Kawasaki (JAXA)
In the lunar rover wireless power transfer system, the heat leakage caused by the wire connection between the solar pane... [more] WPT2019-30
pp.19-24
WPT, MW 2019-04-22
13:30
Tokyo Kikai-Shinko-Kaikan Bldg. Study on Power Factor of Wireless Power Transfer Systems with Resonance Frequency Mismatch
Helanka Weerasekara, Katsuhiro Hata, Takehiro Imura, Yoichi Hori (Univ. of Tokyo)
Wireless Power Transfer (WPT) for Electric Vehicles (EV) is one of an admirable solution to some obstacles of charging E... [more] WPT2019-2 MW2019-2
pp.7-11
WPT, EE
(Joint)
2018-10-04
09:20
Kyoto Kyoto Univ. Uji Campus A Comparison Study of Transmission Efficiency and Transmitting and Receiving Power with Constant Power Supply in Wireless Power Transfer via Magnetic Resonant Coupling
Haruko Nawada, Katsuhiro Hata, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (The Univ. of Tokyo)
Previously, in dynamic wireless power transfer, constant voltage control of the transfer-side has been performed so that... [more] WPT2018-37
pp.45-50
WPT, EE
(Joint)
2018-10-04
13:00
Kyoto Kyoto Univ. Uji Campus Coil Design Method Considering with Required Specification for 85kHz Wireless Power Transfer System
Yuma Yazaki, Takehiro Imura, Hiroshi Fujimoto (Univ. Tokyo)
 [more] WPT2018-40
pp.63-68
WPT, EE
(Joint)
2018-10-04
13:20
Kyoto Kyoto Univ. Uji Campus Fundamental Study on Wireless Power Transfer to Unsprung Receiver Coil Using In-Tire Magnetic Circuit
Takashi Utsu, Kensuke Hanajiri, Katsuhiro Hata, Osamu Shimizu, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (The Univ. of Tokyo), Keizo Akutagawa (Bridgestone), Daisuke Gunji (NSK ltd.)
Wireless power transfer to electric vehicles has attracted a great deal of attention, however, many problems have remain... [more] WPT2018-41
pp.69-74
EE, WPT, IEE-SPC 2018-07-03
09:50
Hokkaido Hokkaido University Experimental Verification of Capacitor- and Ferrite-less 85kHz Self-resonant Coil Considering Dielectric Loss for In-motion Wireless Power Transfer
Yoshiaki Takahashi, Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
In magnetic resonance coupling S/S topology of wireless power transfer, low coupling can cause to breakdown the resonanc... [more] WPT2018-21
pp.61-66
EE, WPT, IEE-SPC 2018-07-03
13:40
Hokkaido Hokkaido University Proposal of Design Method Based on Power Factor Compensation for SS and SP Topology of Capacitive Power Transfer with Resonance Coupling
Kenta Suzuki, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
Capacitive power transfer has advantages such as lower cost and lighter weight for the equipment materials than IPT. How... [more] WPT2018-25
pp.97-100
EE, WPT, IEE-SPC 2018-07-03
15:00
Hokkaido Hokkaido University MPPT Mode Controlled Solar Battery Assisted Lunar Rover Wireless Power Transfer System with Constant Voltage Load Experiment
Bingcheng Ji, Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo), Shuuhei Shimada, Sayuri Honda, Osamu Kawasaki, Satoshi Ichikawa (JAXA)
For conventional Lunar rover, the solar battery module is directedly connected to rover body through wire, and at lunar ... [more] WPT2018-27
pp.105-110
MW, WPT 2018-04-27
13:05
Tokyo Kikai-Shinko-Kaikan Building Comparison of Soft-Starting Methods for Suppressing Start-up Current Overshoot in Wireless Power Transfer via Magnetic Resonance Coupling
Katsuhiro Hata, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (Univ. of Tokyo)
Although in-motion wireless charging of electric vehicles has attracted a great deal of attention, its transient charact... [more] WPT2018-1 MW2018-1
pp.1-4
WPT
(2nd)
2017-12-09
- 2017-12-11
Overseas National University of Singapore(AWPT2017) Identification of kQ Product for Wireless Power Transfer System with Open End Coils Based on Input Impedance Measurement
Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
Efficiency characteristics of wireless power transfer (WPT) via magnetic resonance coupling are determined by kQ product... [more]
WPT
(2nd)
2017-12-09
- 2017-12-11
Overseas National University of Singapore(AWPT2017) Comparison of 85 kHz Self-resonant Open-end Coils with Different Types of Wire for Capacitor-less Wireless Power Transfer System
Yoshiaki Takahashi, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
In wireless power transfer (WPT), it is common to use magnetic resonance coupling by combining a resonance capacitor wit... [more]
WPT
(2nd)
2017-12-09
- 2017-12-11
Overseas National University of Singapore(AWPT2017) Experimental Verification of Optimal Load to Achieve Maximum Efficiency in Capacitive Power Transfer with Resonance Coupling
Kenta Suzuki, Takehiro Imura, Yoichi Hori (UTokyo)
Wireless power transfer (WPT) has become an important technology due to its wide range of applications.
This paper focu... [more]

EE, WPT, IEE-SPC [detail] 2017-07-27
13:50
Tokyo Kikai-Shinko-Kaikan Bldg. Transient Analysis of Wireless Power Transfer via Magnetic Resonance Coupling at Loosely Coupled Condition and Its Application to Soft Start Operation
Katsuhiro Hata, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (Univ. of Tokyo)
A transfer function from an input voltage to an input current of wireless power transfer is characterized by resonance f... [more] EE2017-16 WPT2017-21
pp.43-48
WPT 2017-03-06
16:15
Kyoto Kyoto Univ. Uji Campus Dead Zone Elimination using Additional Impedances in Wireless Power Transfer Systems with Linear-Type Multiple Repeaters
Danyang Cui, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
 [more] WPT2016-73
pp.43-48
AP, WPT
(Joint)
2017-01-19
09:20
Hiroshima Hiroshima Institute of Technology Simplified Measuring Method of kQ Product for Wireless Power Transfer via Magnetic Resonance Coupling
Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
An efficiency characteristics of wireless power transfer via magnetic resonance coupling is expressed by $kQ$ product, w... [more] WPT2016-43
pp.5-10
AP, WPT
(Joint)
2017-01-19
11:10
Hiroshima Hiroshima Institute of Technology Basic Study on Circuit Topology for High Efficiency Wireless Power Transfer through Metal Wall
Mai Otsuka, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (UTokyo)
The aim of this research is feeding power wirelessly to the sensor surrounded by the metal wall. Various circuit configu... [more] WPT2016-48
pp.33-38
EE, WPT
(Joint)
2016-10-06
13:55
Kyoto   Fundamental Research on 85 kHz self-resonant open end coil for capacitor-less wireless power transfer system
Koichi Furusato, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
Characteristics of a wireless power transfer system depend on characteristics of coils. Resonant coil is used for wirele... [more] WPT2016-24
pp.25-30
EE, WPT
(Joint)
2016-10-06
16:00
Kyoto   Wireless Power Transfer via Magnetic Resonant Coupling and Various Technologies
Takehiro Imura (Tokyo Univ.)
 [more] EE2016-22 WPT2016-28
pp.19-24(EE), pp.49-54(WPT)
EE, WPT
(Joint)
2016-10-07
09:00
Kyoto   Maximum Efficiency Control of Wireless Power Transfer Based on Simultaneous Estimation of Generalized Secondary-Side Parameters
Katsuhiro Hata, Takehiro Imura, Yoichi Hori (The Univ. of Tokyo)
Secondary-side efficiency control for wireless power transfer systems has been proposed to simplify the primary-side str... [more] WPT2016-30
pp.61-66
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