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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
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| 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 |
| EMD | 2016-03-04 14:55 |
Saitama | Influence of Opening Velocity and Contact Material on Various Characteristics in Break Arc Hikaru Kanou, Hiroto Yamagishi, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2015-104 |
The experimental apparatus that is able to set opening velocity at wide-range of 1-200mm/s with an equal speed was used ... [more] | EMD2015-104 pp.21-24 |
|
| EMD | 2016-03-04 15:15 |
Saitama | Influences of Make Arc on Various Characteristics and Electrode Mass Change for Electromagnetic Contactor Yuuki Takahadhi, Yuuta Higan, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2015-105 |
Experiments were carried out to clarify the influence of closed contact current on various characteristics, such as arc ... [more] | EMD2015-105 pp.25-28 |
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| 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 |
| EMD | 2015-10-02 16:00 |
Saitama | Fuji Electric FA Components & SystemCo.,Ltd. | An experiment concerning influence of surrounding gases and their pressure on various characteristics of electrical contact Xuebo Dong, Koichiro Sawa, Kiyoshi Yoshida (NIT), Kenji Suzuki, Koetsu Takaya (Fuji FA Comp. & systems) EMD2015-64 |
[more] | EMD2015-64 pp.25-30 |
| EMD | 2015-05-15 14:00 |
Akita | Akita University Tegata Campus | Influence of Current on Electrode Mass Change of AgNi Contacts for Electromagnetic Contactor
-- Various characteristics of contactor with only break arc -- Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Hideki Daijima, Koetsu Takaya (Fuji Elec. FA&Sys.) EMD2015-2 |
Experiments were carried out to clarify the influence of closed contact current on various characteristics, such as arc ... [more] | EMD2015-2 pp.7-12 |
| EMD | 2015-03-06 15:35 |
Chiba | Chiba Institute of Technology | Influence of Opening Velocity on Various Characteristics in Break Arc Syogo Funawatari, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2014-119 |
Recently, the demand to interrupt the DC high voltage and the large-current by electric contact has increased. Experime... [more] | EMD2014-119 pp.29-32 |
| EMD | 2015-03-06 16:45 |
Chiba | Chiba Institute of Technology | Influence of Break Arc on Various Characteristics and Electrode Mass Change for Electromagnetic Contactor Kengo Komaru, Tsuyoshi Takeuchi, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2014-122 |
Experiments were carried out to clarify the influence of closed contact current on various characteristics, such as arc ... [more] | EMD2014-122 pp.41-44 |
| EMD | 2014-12-19 15:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Influence of Opening Velocity on Characteristics of Break Arc Extinction
-- An experimental results for DC200V, Ag contacts -- Kiyoshi Yoshida, Koichiro Sawa, Syogo Funawatari (NIT), Kenji Suzuki, Koetsu Takaya (Fuji Electric) EMD2014-98 |
Recently, the demand to cut the DC high voltage and the heavy-current by electric contact has risen. Experimental appar... [more] | EMD2014-98 pp.19-24 |
| EMD | 2014-03-07 16:25 |
Kanagawa | Yokohama Nat'l Univ. | Various characteristics of electromagnetic contactor using silver nickel alloy contacts
-- Influence of nickel content -- Shunsuke Nozaki, Kazuya Hatanaka, Koichiro Sawa, Kiyoshi Yoshida (Nippon Inst. of Tech.) EMD2013-161 |
Experiments were carried out to clarify the influence of nickel content on various characteristics, such as arc duration... [more] | EMD2013-161 pp.49-52 |
| EMD | 2013-05-17 15:30 |
Hokkaido | Chitose Arcadia Plaza | Various characteristics of Cu system contacts for electromagnetic contactors
-- Arc duration and resistance of Cu and CuCr contacts -- Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Hideki Daijima, Kouetsu Takaya (Fuji Electric FA Components & Systems) EMD2013-5 |
Experiments were carried out in AgNi contacts to clarify the various characteristics, arc duration, contact resistance, ... [more] | EMD2013-5 pp.23-28 |
| EMD | 2013-03-01 15:50 |
Saitama | Nippon Institute of Technology | Various characteristics of Cu system contacts for electromagnetic contactors Shun Oyama, Daisuke Yoneshima, Koichiro Sawa, Kiyoshi Yoshida (Nippon Inst. of Tech.) EMD2012-119 |
Experiments were carried out in AgNi contacts to clarify the various characteristics, arc duration, contact resistance, ... [more] | EMD2012-119 pp.41-44 |
| EMD | 2012-11-30 14:50 |
Chiba | Chiba Institute of Technology | Relation between Electrode Mass Change and Arc Energy of AgNi Contacts for Electromagnetic Contactors Kiyoshi Yoshida, Koichiro Sawa (Nippon Inst. of Tech.), Kenji Suzuki, Hideki Daijima, Koetsu Takaya (Fuji Electric) EMD2012-71 |
Experiments were carried out at several voltages to clarify the influence of the voltage on various characteristics, i.e... [more] | EMD2012-71 pp.43-48 |
| EMD | 2012-05-25 13:55 |
Miyagi | Tohoku Bunka Gakuen Univ. | Influence of Source Voltage on Electrode Mass Change of AgNi Contacts for Electromagnetic Contactor
-- Various characteristics of contactor with only make arc -- Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Hideki Daijima, Koetsu Takaya (Fuji Electric) EMD2012-2 |
Experiments at several source voltages have been carried out to clarify the influence of the voltage on various characte... [more] | EMD2012-2 pp.7-12 |
| EMD | 2012-03-02 12:30 |
Tokyo | Tanagawa Univ. | Influence of voltage on various characteristics of electromagnetic contactor when only make arc is generated Shin Makamura, Tomohiro Sugiyama, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2011-126 |
Experiments at several source voltages were carried out to clarify the influence of the voltage on various characteristi... [more] | EMD2011-126 pp.1-4 |
| EMD | 2011-11-18 15:55 |
Akita | Akita Univ. Tegata Campus | Electrode Mass Change of AgNi Contacts for Electromagnetic Contactor
-- Influence of Voltage when only Break Arc is Generated -- Kiyoshi Yoshida, Koichiro Sawa (Nippon Inst. of Tech.), Kenji Suzuki, Masaaki Watanabe, Hideki Daijima (Fuji Electric) EMD2011-101 |
Tests at several source voltages were carried out to clarify the influence of the voltage on various characteristics, ar... [more] | EMD2011-101 pp.185-188 |
| CPM, OPE, LQE, EMD | 2011-08-25 10:05 |
Hokkaido | Hokkaido Univ. | Arc voltage and current waveforms of DC electromagnetic contactor
-- Influence on break arc waveforms of voltage and current -- Kiyoshi Yoshida, Koichiro Sawa (NIT), Kenji Suzuki, Masaaki Watanabe, Hideki Daijima (Fuji Electric) EMD2011-30 CPM2011-74 OPE2011-65 LQE2011-28 |
The experiment circuit was a series circuit of source voltage E, resistive load R and DC electromagnetic contactor. The... [more] | EMD2011-30 CPM2011-74 OPE2011-65 LQE2011-28 pp.1-6 |
| EMD | 2011-05-20 15:25 |
Miyagi | Tohoku Univ. Cyber-Science Center | Influence of Source Voltage on Electrode Mass Change of AgNi Contacts for Electromagnetic Contactor
-- Various characteristics of contactor with only break arc -- Kiyoshi Yoshida (NIT), Koichiro Sawa (Keio Univ.), Kenji Suzuki, Masaaki Watanabe, Hideki Daijima (Fuji Electric) EMD2011-6 |
Tests at several source voltages were carried out to clarify the influence of the voltage on various characteristics, ar... [more] | EMD2011-6 pp.27-32 |
| EMD | 2011-03-04 16:30 |
Saitama | Nippon Institute of Technology | Influence of source voltage on various characteristics of electromagnetic contactor with only break arc Tomoya Kida, Wataru Tomitaka, Koichiro Sawa, Kiyoshi Yoshida (Nippon Inst. of Tech.) EMD2010-167 |
Tests at several source voltages were carried out to clarify the influence of the voltage on various characteristics, ar... [more] | EMD2010-167 pp.61-64 |
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