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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 63  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
EE 2022-01-28
13:45
Online Online Output current surge reduction method for LLC current resonance converter operated by combined control of PFM control and phase shift control
Koki Hebishima, Ryo Moriyasu, Yuichi Noge, Masahito Shoyama (Kyushu Univ), Yukihiro Nishikawa, Masakazu Gekinozu (Fuji Electric) EE2021-47
(To be available after the conference date) [more] EE2021-47
pp.90-95
ED, CPM, LQE 2021-11-26
13:00
Online Online Two-dimensional characterization of Au/Ni/n-GaN Schottky contacts with different surface treatments by scanning internal photoemission microscopy
Kenji Shiojima (Univ. of Fukui), Ryo Tanaka, Shinya Takashima, Katsunori Ueno, Edo Masaharu (Fuji electric co.) ED2021-28 CPM2021-62 LQE2021-40
We report the basic electrical characteristics and uniformity of 25 Au/Ni Schottky barrier diodes (SBDs) with three diff... [more] ED2021-28 CPM2021-62 LQE2021-40
pp.63-66
EE, IEE-SPC
(Joint)
2021-03-01
15:10
Online Online Overlapping switching control method for frequency modulation control and phase shift control in LLC Current Resonant Converter
Koki Hebishima, Tatsuki Fujii, Yuichi Noge, Masahito Shoyama (Kyushu Univ.), Yukihiro Nishikawa, Masakazu Gekinozu (Fuji Electric Co.) EE2020-40
(To be available after the conference date) [more] EE2020-40
pp.1-6
EMD 2020-07-17
15:00
Hokkaido Chitose-Arcadia-Plaza Production of automatic measurement system for contact resistance and its measurement results -- Contact resistance when switching 1 million times under small load condition --
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji FA Comp. & Sys.) EMD2020-6
In this study, we constructed an automatic measurement system for the contact resistance of electrical contacts. This sy... [more] EMD2020-6
pp.17-22
EMD 2020-01-17
14:55
Kanagawa Rental hall Shonan Hiratsuka Influence of Ambient Gas and Pressure on Break Arc Characteristics in Alternating Current
Yoshiki Yamamoto, Sota Nagase, Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & System) EMD2019-50
Arc discharge at break was generated in the electromagnetic contactor in the air and hydrogen. The arc duration ta, the ... [more] EMD2019-50
pp.11-16
EMD 2019-12-13
15:00
Tokyo   Influence of load current and breaking velocity on arc discharge at breaking of electrical contacts
Koichiro Sawa, Kiyoshi Yoshida (NIT), Kenji Suzuki (Fuji Electric) EMD2019-44
 [more] EMD2019-44
pp.7-12
EE, IEE-SPC 2019-07-24
13:00
Hiroshima   Stability Analysis of LLC Current Resonant Converter with Phase Shift Modulation and Pulse Frequency Modulation
Masayuki Hirose, Masahito Shoyama (Kyushu Univ), Yukihiro Nishikawa, Masakazu Gekinozu (Fuji Electric Co) EE2019-20
(To be available after the conference date) [more] EE2019-20
pp.19-24
EMD 2019-05-17
15:50
Miyagi Cyberscience Center, Tohoku University Influence of ambient gas on arc duration and energy of electromagnetic contactor in AC power supply
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2019-6
Arc discharge at break was generated in the electromagnetic contactor in the air and hydrogen. The arc duration ta, the ... [more] EMD2019-6
pp.29-34
EMD, R 2019-02-15
13:05
Osaka   A Summary of 29th International Conference on Electrical Contacts and 64th IEEE Holm Conference on Electrical Contacts
Koichiro Sawa, Kiyoshi Yoshida, Takahiro Ueno (NIT), Kenji Suzuki (Fuji Electric) R2018-52 EMD2018-53
 [more] R2018-52 EMD2018-53
pp.1-6
EMD 2018-11-09
14:25
Tokyo The University of Electro-Communications Characteristics of arc duration at breaking contacts for low DC current with magnetic blow-out effect
Kiyoshi Yoshida, Kenta Mano, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-43
It is well-known that magnetic blow-out is an very useful method to extinguish quickly arc discharge at interrupting DC ... [more] EMD2018-43
pp.13-19
EMD 2018-10-05
15:10
Tokyo Fuji Electric (TOKYO: Osaki East Tower 23F) Characteristics of arc duration at breaking contacts for low DC current with magnetic blow-out effect.
Kenta Mano, Kiyosi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-39
 [more] EMD2018-39
pp.13-18
EMD 2018-06-15
15:05
Tokyo Kikai-Shinko-Kaikan Bldg. Effect of circuit conditions on various characteristics such as molten metal bridge and arc discharge of auxiliary contact for electromagnetic contactor
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-11
We have carried out an open and close operation experiments to evaluate the contact reliability of the auxiliary contact... [more] EMD2018-11
pp.19-23
EMD 2018-05-18
13:30
Hokkaido Muroran Institute of Technology Influence of Magnetic Flux Density and Breaking Velocity and Source Voltage on Magnetic Blow-out Behavior of DC High Voltage Arc
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki (Fuji Electric FA Components & Systems) EMD2018-2
Recently, the applications for make and break DC power supply circuits such as solar power generation and electric vehic... [more] EMD2018-2
pp.7-12
EMD 2017-11-17
11:10
Tokyo The University of Electro-Communications Effect of arc discharge types on various characteristics and mass change in electrodes for electromagnetic contractor
Kiyoshi Yoshida, Koichiro Sawa (Nippon Inst. of Tech.), Kenji Suzuki, Koetsu Takaya (Fuji Electric FA) EMD2017-45
Experiments were carried out at several voltages to clarify the influence of the voltage on various characteristics, i.e... [more] EMD2017-45
pp.13-19
EMD 2017-05-19
14:30
Hokkaido Chitose Arcadia Plaza Various characteristics of the electromagnetic contactor when continuously make and break at below minimum arc voltage
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Koetsu Takaya (Fuji Electric FA) EMD2017-2
The electromagnetic contactor with two pairs of Ag and Ni alloy contacts was used in this experiment,. The source volta... [more] EMD2017-2
pp.7-11
EMD 2016-10-21
14:05
Kanagawa   Comparison of electrical contact material on breaking characteristics of arc discharge at DC high voltage -- Experimental results from DC200 to 500V of various contacts materials --
Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Koetsu Takaya (Fuji Electric FA Comp & Sys) EMD2016-46
 [more] EMD2016-46
pp.1-5
EMD 2016-05-20
14:50
Hokkaido Chitose Arcadia Plaza Influence of electrical contact material on breaking characteristics of arc discharge at DC high voltage -- Experimental results from DC200 to 500V of various materials --
Kiyoshi Yoshida, Koichiro Sawa, Hikaru Kanou, Hiroto Yamagishi (NIT), Kenji Suzuki, Koetsu Takaya (Fuji FA Comp.& Sys.) EMD2016-4
The experimental apparatus that is able to set opening velocity at wide-range of 1-200mm/s with an equal speed was used ... [more] EMD2016-4
pp.19-24
EMCJ 2016-05-13
13:45
Hokkaido Hokkaido University An Active Common Filter Capable of Reducing Radiated Noise from Power Cables
Shotaro Takahashi, Satoshi Ogasawara, Masatsugu Takemoto (Hokkaido Univ.), Yasushi Matsumoto (Fuji Electric) EMCJ2016-13
Rapid battery chargers of electric vehicles which are installed at many places may generates radiated noise, and lead to... [more] EMCJ2016-13
pp.23-28
ED, LQE, CPM 2015-11-26
13:10
Osaka Osaka City University Media Center Analysis of hole concentration and mobility of lightly Mg-doped p-type GaN by Hall-effect measurements
Masahiro Horita (Kyoto Univ.), Shinya Takashima, Ryo Tanaka, Hideaki Matsuyama, Katsunori Ueno, Masaharu Edo (Fuji Electric), Jun Suda (Kyoto Univ.) ED2015-72 CPM2015-107 LQE2015-104
Lightly-Mg-doped p-type gallium nitride (GaN) with the Mg concentration of $6.5times 10^{16}~mbox{cm}^{-3}$ was characte... [more] ED2015-72 CPM2015-107 LQE2015-104
pp.21-25
EMD 2015-11-05
14:05
Miyagi Tohoku University, School of engineering, Aoba memorial hall Various Characteristics of Electromagnetic Contactor with Make Arc -- Influence of Closed Contacts Current --
Shu Shimotsuma, Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Koetsu Takaya (Fuji FA Comp. & systems) EMD2015-67
Experiments at several load currents have been carried out to clarify the various characteristics of AgNi contacts with ... [more] EMD2015-67
pp.1-6
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