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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMD | 2015-11-06 10:20 |
Miyagi | Tohoku University, School of engineering, Aoba memorial hall | Restriction on Moving of Break Arcs Magnetically Blown-out with Different Wall Materials Keisuke Kato, Junya Sekikawa (Shizuoka Univ.)  EMD2015-76 |
Silver contacts are separated at constant speed and break arcs are generated in a 200-450VDC and 10A resistive circuit. ... [more] | EMD2015-76 pp.53-58 |
| EMCJ, EMD | 2015-07-10 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Restriction on Moving in Width Direction of Break Arcs Magnetically Blown-out Keisuke Kato, Junya Sekikawa (Shizuoka Univ.) EMCJ2015-51 EMD2015-28 |
Silver contacts are separated at constant speed and break arcs are generated in a 200V-450VDC and 10A resistive circuit.... [more] | EMCJ2015-51 EMD2015-28 pp.41-46 |
| EMD | 2015-05-15 14:50 |
Akita | Akita University Tegata Campus | Break arcs occurring between electrical contacts with copper or silver runners Haruki Miyagawa, Junya Sekikawa (Shizuoka Univ) EMD2015-4 |
Copper or silver arc runners are fixed on silver electrical contacts. Break arcs are generated between the contacts in a... [more] | EMD2015-4 pp.19-24 |
| EMD | 2014-11-29 10:30 |
Hokkaido | Chitose Cultural Center | Restriction on Moving of Break Arcs Magnetically Blown-out by Surrounding Walls Keisuke Kato, Junya Sekikawa (Shizuoka Univ.) EMD2014-66 |
Silver contacts are separated at constant speed and break arcs are generated in a 200-450V DC and 10A resistive circuit.... [more] | EMD2014-66 pp.7-12 |
| EMD | 2014-11-29 15:20 |
Hokkaido | Chitose Cultural Center | Characteristics of break arcs occurring between electrical contacts with arc runners Haruki Miyagawa, Kojun Konishi, Junya Sekikawa (Shizuoka Univ) EMD2014-74 |
Arc runners are fixed on silver electrical contacts. Break arcs are generated between the contacts in a DC high voltage ... [more] | EMD2014-74 pp.51-55 |
| EMD | 2014-05-16 15:00 |
Miyagi | Ｉｓｈｉｎｏｍａｋｉ Senshu University | Occurrence Frequency of Reignitions of Break Arcs Magnetically Blown-out Keisuke Kato, Junya Sekikawa (Shizuoka Univ.) EMD2014-5 |
Silver contacts are separated at constant speed and break arcs are generated in a 250-450V DC and 8-10A resistive circui... [more] | EMD2014-5 pp.23-27 |
| EMD | 2013-11-16 15:25 |
Overseas | Huazhong University of Science and Technology, Wuhan, P.R.China | Research on the Influence of Contact gap on AC Arc Duration of Electromagnetic Relay Xuerong Ye, Zhao Han, Xinglei Cui, Huimin Liang, Guofu Zhai (Harbin Inst. of Tech.) EMD2013-95 |
AC arc generated during the electromagnetic relay (EMR) action process under AC load will cause the contact erosion and ... [more] | EMD2013-95 pp.83-86 |
| EMD | 2011-11-17 17:30 |
Akita | Akita Univ. Tegata Campus | A Robust Solution for Hesitate Phenomenon in Closing Process of Sealed Electromagnetic Relay Jie Deng, Xuerong Ye, Yue Ma, Guofu Zhai (Harbin Inst. of Tech.) EMD2011-86 |
To the Sealed Electromagnetic Relay (SEMR) of small batch and having difficulty in automatic production, so much manual ... [more] | EMD2011-86 pp.103-108 |
| EMD | 2011-11-18 17:30 |
Akita | Akita Univ. Tegata Campus | Voltage Fluctuation of Arc Discharge Affected by Pressure in Relay Housing Kazuaki Miyanaga, Yoshiki Kayano, Hiroshi Inoue (Akita Univ.) EMD2011-105 |
Since electromagnetic (EM) noise resulting from an arc discharge disturbs other electronic devices, parameters on electr... [more] | EMD2011-105 pp.207-211 |
| EMD | 2010-11-11 14:00 |
Overseas | Xi'an Jiaotong University | Measurement of Breaking Phenomena of Ag and Au Crossbar Electric Contacts Depending on Contacting Spots Takayuki Kudo, Noboru Wakatsuki, Nobuo Takatsu (Ishinomaki Senshu Univ.) EMD2010-83 |
The electric response of breaking contacts usually shows very different responses each time. We simplified the physical ... [more] | EMD2010-83 pp.69-72 |
| EMD | 2010-10-15 13:35 |
Tokyo | NTT Musashino Research and Development Center | Influence of the Polarity of a Permanent Magnet embedded in an Electrical Contact to the Rotational Motion of Break Arcs Naoya Takeshita, Junya Sekikawa (Shizuoka Univ.), Takayoshi Kubono (Prof. Emeritus of Shizuoka Univ.) EMD2010-63 |
Break arcs are generated in a DC42V resistive circuit. A permanent magnet embedded in a pipe-shaped anode made by Ag. Ro... [more] | EMD2010-63 pp.1-6 |
| EMD | 2010-05-21 15:55 |
Akita | Akita Univ. | Starting Conditions for Rotational Motion of Break Arcs Driven by a Permanent Magnet Embedded in an Electrical Contact Naoya Takeshita, Junya Sekikawa, Takayoshi Kubono (Shizuoka Univ.) EMD2010-6 |
Break arcs are generated in a DC42V resistive circuit. A permanent magnet embedded in a pipe-shaped cthode made by Ag, A... [more] | EMD2010-6 pp.31-36 |
| EMD | 2009-10-30 16:40 |
Tokyo | Melting phenomenon and electric characteristic of electric contacts Masahiro Oikawa, Takayuki Kudo, Nobuo Takatsu, Noboru Wakatsuki (Ishinomaki Senshu Univ.) EMD2009-66 |
Due to the tangency on the surface with the ruggedness, the contact is considered to consist of a lot of contacting poin... [more] | EMD2009-66 pp.45-50 |
|
| OPE, EMD, CPM, LQE | 2009-08-21 16:40 |
Miyagi | Equivalent Circuit Analysis of Ag Breaking Contact Phenomena Kenji Sato, Noboru Wakatsuki, Nobuo Takatsu (Ishinomaki Senshu Univ.) EMD2009-57 CPM2009-81 OPE2009-105 LQE2009-64 |
The application of an electric equivalent circuit is examined for the transition process of physical phenomena from ener... [more] | EMD2009-57 CPM2009-81 OPE2009-105 LQE2009-64 pp.163-168 |
|
| EMD | 2009-07-17 14:20 |
Hokkaido | Chitose Arcadia Plaza | Rotational Speed of Break Arcs Driven by a Permanent Magnet Embedded in a Ag Electrical Contact Junya Sekikawa (Shizuoka Univ.), Kazuyoshi Sugimoto (ANDEN Co.,Ltd), Takayoshi Kubono (Shizuoka Univ.) EMD2009-23 |
Break arcs are generated in a DC42V resistive circuit. A permanent magnet is embedded in a pipe-shaped cathode. Rotation... [more] | EMD2009-23 pp.13-18 |
| EMD | 2008-11-15 09:20 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | Vibration Characteristics Analysis of Contact System of Hermetically Sealed Electromagnetic Relay Subjected to Random Vibration Guofu Zhai, Yinghua Chen, Wanbin Ren, Yunzhi Kang (Harbin Inst. Tech.) EMD2008-66 |
The reliability of hermetically sealed electromagnetic relay subjected to random vibration is an important factor when c... [more] | EMD2008-66 pp.5-8 |
| EMD | 2008-11-15 11:40 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | A Study on Optimization of Electromagnetic Relay's Reaction Torque Characteristic Based on Adjusted Parameters Guofu Zhai, Qiya Wang, Wanbin Ren (Harbin Inst. of Tech.) EMD2008-72 |
The cooperative characteristic of electromagnetic relay’s attractive torque and reaction torque is the key technique to ... [more] | EMD2008-72 pp.29-32 |
| EMD | 2008-11-15 12:00 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | The Inverse Design Method of Electromagnetic Relay Reaction System Guofu Zhai, Weiwei Fan, Wenying Yang (Harbin Inst. of Tech.) EMD2008-73 |
It is difficult to get perfect results using traditional method for design reaction system of EMR (Electromagnetic relay... [more] | EMD2008-73 pp.33-36 |
| EMD | 2008-11-16 13:20 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | Electric Measurement of Melting Phenomena for Breaking Relay Contacts Noboru Wakatsuki, Nobuo Takatsu, Masahiro Oikawa (Ishinomaki Senshu Univ.) EMD2008-96 |
Using the transient current switch circuit in parallel with the energizing switching contacts for timely control of brea... [more] | EMD2008-96 pp.125-128 |
| EMD | 2008-11-16 13:40 |
Miyagi | Tohoku Bunka Gakuin University (Sendai) | Analytical Model of Melting Phenomena for Breaking Relay Contacts Noboru Wakatsuki, Nobuo Takatsu, Toshiteru Maeda, Takayuki Kudo (Ishinomaki Senshu Univ.) EMD2008-97 |
Using the transient current switch circuit in parallel with the energizing contacts, the slow decay of the contact curre... [more] | EMD2008-97 pp.129-132 |
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