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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMD | 2016-11-04 12:15 |
Hyogo | Awaji Yumebutai International Conference Center | Analysis of Rotational Motion of Break Arcs Rotated by Radial Magnetic Field in 48VDC Resistive Circuit Jun Matsuoka, Junya Sekikawa (Shizuoka Univ.)  EMD2016-64 |
Break arcs are rotated with the radial magnetic field formed by a magnet embedded in a fixed contact. The break arcs are... [more] | EMD2016-64 pp.81-86 |
| 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 |
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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 | 2015-11-06 09:55 |
Miyagi | Tohoku University, School of engineering, Aoba memorial hall | Observation of Break Arcs Rotated by Radial Magnetic Field in a 48VDC Resistive Circuit using two high-speed cameras Jun Matsuoka, Junya Sekikawa (Shizuoka Univ.) EMD2015-75 |
Break arcs are rotated with the radial magnetic field formed by a magnet embedded in a fixed cathode contact. The break ... [more] | EMD2015-75 pp.47-52 |
| 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 | 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 | 2014-11-30 13:20 |
Hokkaido | Chitose Cultural Center | A comparison of three radiation models in the modeling of fault arc Mei Li, Mingzhe Rong, Yi Wu, Yifei Wu, Junpeng Zhang, Yang Hu, Yang Li (Xi'an Jiaotong Univ.) EMD2014-87 |
Three radiation models, the NEC, semi-empirical based on NEC as well as P1 model, are used to compute the radiation tran... [more] | EMD2014-87 pp.127-131 |
| EMD | 2014-11-30 15:35 |
Hokkaido | Chitose Cultural Center | Influences of contact opening speeds on break arc behaviors of AgSnO2 contact pairs in DC inductive load conditions Makoto Hasegawa (Chitose Inst. of Science and Tech.) EMD2014-93 |
Break operations of a DC inductive (L=20mH) current at about 1A, 3A and 5A with 14V were conducted with AgSnO2 contact p... [more] | EMD2014-93 pp.161-164 |
| OFT | 2014-10-23 13:00 |
Hyogo | Widening the Rejection Bands of Long-Period Fiber Gratings by Cascade Connection of a π-Phase Shift Fatemeh Abrishamian, Katsumi Morishita (Osaka Eectro-Comm. Univ.) OFT2014-23 |
A novel method was developed to expand and adjust the bandwidth of long-period fiber gratings (LPFGs) as band-rejection ... [more] | OFT2014-23 pp.1-6 |
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| EMCJ, EMD | 2014-07-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Effect of displacement of a Permanent Magnet on Break Arcs Magnetically Blown-out in a 450V DC Circuit Kojun Konishi, Junya Sekikawa (Shizuoka Univ.) EMCJ2014-29 EMD2014-26 |
Silver contacts are separated at constant speed and break arcs are generated in a 450V DC and 10A resistive circuit. Cha... [more] | EMCJ2014-29 EMD2014-26 pp.19-24 |
| EMD, R | 2014-02-21 13:30 |
Osaka | Characteristics of Electric Contact Behavior in Boundary Arc Area
-- (IV) Oxidative Condition of Siloxane -- Yoshiro Yoshida (ALPS Electric) R2013-85 EMD2013-141 |
It is known that silicon oxide (i.e. silicon oxide or silica) occurs at specific condition in electrical contacts, causi... [more] | R2013-85 EMD2013-141 pp.7-11 |
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| EMD, R | 2014-02-21 13:55 |
Osaka | Three-dimensional comparisons of damage shapes on Ag and AgSnO2 contact surfaces caused by break arc discharges Makoto Hasegawa, Daichi Kawamura (Chitose Inst. of Science and Tech.) R2013-86 EMD2013-142 |
Observation and evaluation of changes (damage growth) on contact surfaces caused by arc discharges are important for rea... [more] | R2013-86 EMD2013-142 pp.13-18 |
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| EMD | 2014-01-31 14:00 |
Tokyo | Characteristics of Electric Contact Behavior in Boundary Arc Area
-- (III) Phenomenon Just before Break Contact -- Yoshiro Yoshida (ALPS Electric) EMD2013-137 |
The voltage ranges in which arc is free at breaking contacts was observed. The real contact area decreases with a rapid ... [more] | EMD2013-137 pp.7-10 |
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| EMD | 2013-12-20 15:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Characteristics of Electric Contact Behavior in Boundary Arc Area
-- ( I )Behavior of Arc Duration -- Yoshiro Yoshida (ALPS Electric) EMD2013-134 |
Arc discharge duration was measured in the boundary area (voltage and current) in which arc discharge initiates. The arc... [more] | EMD2013-134 pp.17-21 |
| EMD | 2013-12-20 16:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Characteristics of Electric Contact Behavior in Boundary Arc Area
-- ( II )Arc Incidence at Low Current Area -- Yoshiro Yoshida (ALPS Electric) EMD2013-135 |
In order to clarify electrical threshold and its probability in occurrence, arc discharge in electrical boundary area wa... [more] | EMD2013-135 pp.23-26 |
| EMD | 2013-11-17 09:25 |
Overseas | Huazhong University of Science and Technology, Wuhan, P.R.China | Three-dimensional observation of damage shapes caused by break arcs on Ag and AgSnO2 contact surfaces Daichi Kawamura, Makoto Hasegawa (Chitose Inst. of Science & Tech.) EMD2013-104 |
A growth process of damage shapes (specifically growth of a crater) on a cathode surface of a Ag contact pair and a AgSn... [more] | EMD2013-104 pp.119-122 |
| OFT, OCS (Joint) |
2013-08-22 17:05 |
Hokkaido | Resonance Wavelength Fluctuations Caused by Different Discharge Conditions in Long-Period Fiber Gratings Fabricated by a Point-by-Point Arc Discharge Technique Katsumi Morishita, Yuya Yamamoto (Osaka Electro-Comm. Univ.) OFT2013-15 |
Resonance wavelength fluctuations in long-period fiber gratings (LPFGs) cause a major issue for the design and productio... [more] | OFT2013-15 pp.11-16 |
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| EMCJ, EMD | 2013-07-12 11:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Position Changes of A Spot of Break Arc in a DC High-Voltage Circuit Kojun Konishi, Junya Sekikawa (Shizuoka Univ.) EMCJ2013-42 EMD2013-27 |
Silver contacts are separated at constant speed and break arc are generated in aDC100-450V and 2-10A resistive circuit. ... [more] | EMCJ2013-42 EMD2013-27 pp.19-23 |
| EMD | 2013-05-17 15:55 |
Hokkaido | Chitose Arcadia Plaza | Observation of damage shapes caused by break arcs on Ag and AgSnO2 contact surfaces during switching operations Makoto Hasegawa, Keisuke Takahashi, Daichi Kawamura, Yuya Hirano (Chitose Inst. of Science and Tech.) EMD2013-6 |
An evaluation system enabling observation and evaluation of changes on contact surface conditions (growth of a crater an... [more] | EMD2013-6 pp.29-34 |
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