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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMD | 2024-03-01 14:20 |
Chiba | Break arc characteristics and arc behavior observations of AgSnO2 contacts in an inductive load circuit up to DC20V Reo Oikawa, Yuya Asari, Makoto Hasegawa (Chitose Inst. of Science and Technology)  EMD2023-42 |
The authors’ research group has continued a series of observations of break arc behaviors and arc duration measurements ... [more] | EMD2023-42 pp.19-24 |
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| EMD | 2024-03-01 14:40 |
Chiba | Effects of inductance and surrounding gas on DC break arc discharge Shion Ozaki, Kiyoshi Yoshida (NIT) EMD2023-43 |
The effects of resistive load and inductance on arc discharge during DC power cut-off were investigated. A small electro... [more] | EMD2023-43 pp.25-29 |
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| EMD | 2024-03-01 15:00 |
Chiba | Effect of magnets on arc discharge at low DC voltage Yuki Yokohari, Ryo Watanabe, Kiyoshi Yoshida, Koichiro Sawa (NIT) EMD2023-44 |
In this study, we conducted experiments using a device that opens electrical contacts at a constant speed. Previous stud... [more] | EMD2023-44 pp.30-35 |
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| EMD | 2023-12-22 13:50 |
Tochigi | Teikyo University | Application of electron/ion emission equivalent circuit as a compass in investigation for accidents caused by arc discharge Noboru Wakatsuki (Ishinomaki Senshu Univ.), Katsuhiro Hosoe (Administrative scrivener), Shuhei Suzuki (consultant), Yu Yonezawa (Nagoya Univ.) EMD2023-34 |
Electrical accidents related to arc discharge are complex phenomena. In most cases, there is no map that shows a clear p... [more] | EMD2023-34 pp.13-18 |
| LQE, OPE, CPM, EMD, R | 2023-08-25 13:50 |
Miyagi | Tohoku university (Primary: On-site, Secondary: Online) |
Hypothetic model of electron and ion emission due to an electric double layer at the interface between solid and liquid phases at electrical contacts Noboru Wakatsuki (Ishinomaki Senshu Univ.), Katuhiro Hosoe (Administrative scrivener), Shuhei Suzuki, Yu Yonezawa (Nagoya Univ.) R2023-34 EMD2023-29 CPM2023-39 OPE2023-78 LQE2023-25 |
We want to analyze the current interruption phenomenon of electric contacts, that accompanies melting and arc discharge,... [more] | R2023-34 EMD2023-29 CPM2023-39 OPE2023-78 LQE2023-25 pp.89-94 |
| WPT, EMCJ, EMD (Joint) |
2023-07-21 15:00 |
Tokyo | (Primary: On-site, Secondary: Online) |
Hypothetic model of solid/liquid interfacial electric double layer for electric contact Noboru Wakatsuki (Ishinomaki Senshu Univ), Katuhiro Hosoe (Administrative scrivener), Shuhei Suzuki (Consultant), Yu Yonezawa (Nagoya Univ) EMD2023-12 |
This paper proposes an electric circuit model to analyze the physical phenomena at the electric contact during the break... [more] | EMD2023-12 pp.13-18 |
| EMD | 2023-06-30 13:10 |
Hokkaido | Chitose Arcadia Plaza | Effect of position and shape of contacts on the moving characteristics and duration of break arcs blown by airflow from inside a contact Naoki Kanda, Junya Sekikawa (Shizuoka Univ.) EMD2023-1 |
In a resistive circuit with a DC power supply voltage of 100 V and a circuit current of 10 A, a silver contact pair with... [more] | EMD2023-1 pp.1-6 |
| EMD | 2023-03-03 15:45 |
Saitama | NIT and Online (Primary: On-site, Secondary: Online) |
Break arc characteristics of AgSnO2 contacts in an inductive load circuit up to DC20V Shota Kosugi, Makoto Hasegawa (Chitose Inst. of Science and Technology) EMD2022-29 |
The authors’ research group has continued a series of observations of break arc behaviors and arc duration measurements ... [more] | EMD2022-29 pp.46-51 |
| EMD | 2023-03-03 16:00 |
Saitama | NIT and Online (Primary: On-site, Secondary: Online) |
Various Characteristics of Arc Discharge Generated in DC Toggle Switches Masaya Harada, Hiroto Kanemoto, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2022-30 |
In this study, using a commercially available DC toggle switch, the same load conditions as in past experiments were use... [more] | EMD2022-30 pp.52-57 |
| EMD | 2023-03-03 16:40 |
Saitama | NIT and Online (Primary: On-site, Secondary: Online) |
Influence of load inductance and ambient gas on arc discharge generated in AC power Tsubasa Tamura, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2022-32 |
The effect of load inductance on resistive load and inductive load (power factor )on arc discharge at AC power interrup... [more] | EMD2022-32 pp.64-69 |
| EMD | 2023-03-03 17:25 |
Saitama | NIT and Online (Primary: On-site, Secondary: Online) |
Effects of brush force of the commutator motor on brush wear and arc properties Takuma Hirabayashi, Shogo Suzuki, Shoma Matsuura, Koichiro Sawa, Takahiro Ueno (NIT) EMD2022-35 |
In recent years, the automotive industry has seen an increase in the electrification of vehicles, and at the same time, ... [more] | EMD2022-35 pp.82-87 |
| EID, ITE-3DMT, ITE-IDY, IEE-OQD, SID-JC [detail] | 2022-10-28 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Proposal and Basic Study of Arc 3D Display Using Fresnel Type Scratch Haruto Taguchi, Haruki Mizushina (Tokushima Univ.), Shiro Suyama (Utsunomiya Univ.), Kenji Yamamoto (Tokushima Univ.) EID2022-2 |
We propose a new Arc-3D-image rewriting method utilizing Fresnel structure with high-pixel-density arrangement. Fresnel ... [more] | EID2022-2 pp.5-8 |
| EMD | 2022-03-04 13:25 |
Online | Online | Brush Wear by Arcing Discharge in Commutator Motors and the Effect of Arc-quenching device Musashi Uematsu, Toranosuke Oouchi, Takayuki Saito, Koichiro Sawa, Takahiro Ueno (NIT) EMD2021-16 |
In order to realize excellent amenity and reliability, many small-sized DC motors are used in an automobile due to good ... [more] | EMD2021-16 pp.7-12 |
| EMD | 2022-03-04 15:00 |
Online | Online | Effect of inductance and magnetic blowout on DC arc discharge when contacts opened Yuuto Waragai, Kiyoshi Yoshida, Koichiro Sawa (NIT) EMD2021-20 |
DC current switching has been getting important as DC grid systems and electrical vehicles have been more popular. As we... [more] | EMD2021-20 pp.31-36 |
| R, EMD | 2022-02-10 15:35 |
Online | Online | Investigation by numerical simulation of flow velocity of air blowing to electrical contact gap and its effect on break arcs Takashige Okuno, Junya Sekikawa (Shizuoka Univ.) R2021-45 EMD2021-13 |
In the interruption of DC high voltage circuits, it is desirable to extinguish the arc at the opening of the contacts in... [more] | R2021-45 EMD2021-13 pp.12-17 |
| R, EMD | 2022-02-10 16:00 |
Online | Online | Break arcs magnetically blown-out in a 48VDC/300A resistive circuit at constant opening speeds Haruko Yazaki, Junya Sekikawa (Shizuoka Univ.) R2021-46 EMD2021-14 |
Dependences of arc length just before extinction L and contact gap at arc extinction d on contact opening speed v are st... [more] | R2021-46 EMD2021-14 pp.18-23 |
| EMD | 2021-03-08 13:25 |
Online | Online | Brush Wear and its Control by the Arc of Commutator Motor Taiga Wada, Takayuki Saito, Koichiro Sawa, Takahiro Ueno (NIT) EMD2020-30 |
Many small-sized DC motors are used in an automobile due to good cost-performance and energy efficiency. They have been ... [more] | EMD2020-30 pp.6-11 |
| EMD | 2021-03-08 13:45 |
Online | Online | Effect of ambient gas on break arc in AC power supply Hiroto Takano, Kotaro Nakashima, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2020-31 |
The electromagnetic contactor was opened and closed in air or in hydrogen. The arc duration ta, arc energy Ea, and arc ... [more] | EMD2020-31 pp.12-17 |
| MVE, IMQ, IE, CQ (Joint) [detail] |
2021-03-03 14:05 |
Online | Online | Tactile feedback system for supporting desk workers to get into the habit of good posture Ryoko Ueoka (Waseda Univ.) IMQ2020-34 IE2020-74 MVE2020-66 |
Recently those who complain of problems such as stiff shoulders and back pain are increasing as the amount of desk works... [more] | IMQ2020-34 IE2020-74 MVE2020-66 pp.121-126 |
| EMD, R | 2021-02-12 13:35 |
Online | Online | Photograph observation of 12 parallel discharge arcs generated in the atmosphere by a reliable trigger gap switch Tomokatsu Aizawa (Tokyo Metropolitan College) R2020-34 EMD2020-25 |
This trigger gap switch has a switching circuit that combines multiple main electrodes and induced electric field genera... [more] | R2020-34 EMD2020-25 pp.1-6 |
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