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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 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 13:00 |
Tochigi | Teikyo University | Collision-less Magnetic Pulse Welding Experiments of Sheet Metals Using Multi-Turn Flat Coil Tomokatsu Aizawa (Metropolitan College of Technology) EMD2023-32 |
Experimental results of collision-less magnetic pulse welding for Al/Cu or Al/Al sheets have already been reported using... [more] | EMD2023-32 pp.1-6 |
| EMD | 2023-12-22 15:40 |
Tochigi | Teikyo University | Characteristics of Break Arcs Generated between Cu, Al and Fe Electrical Contacts in a 100-280VDC/10A Resistive Circuit Aoi Handa, Junya sekikawa (Shizuoka Univ.) EMD2023-38 |
Break arcs were generated using Cu, Al, and Fe as electrical contacts in the resistive load circuit with supply voltage ... [more] | EMD2023-38 pp.35-40 |
| 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 |
| LQE, OPE, CPM, EMD, R | 2023-08-25 14:15 |
Miyagi | Tohoku university (Primary: On-site, Secondary: Online) |
Soldering Method of 10-Turn Flat Coil Plates for Magnetic Pulse Welding of Al/Cu Sheets Tomokatsu Aizawa (Metropolitan College of Technology) R2023-35 EMD2023-30 CPM2023-40 OPE2023-79 LQE2023-26 |
When overlapping Al/Cu sheets (0.5 mm thick) were fixed on a 10-turn flat coil and magnetic pulse welding was performed,... [more] | R2023-35 EMD2023-30 CPM2023-40 OPE2023-79 LQE2023-26 pp.95-100 |
| 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 | 2023-03-03 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 | 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 15:10 |
Online | Online | Magnetic Pulse Welding of Al/Cu Sheets Using 10-Turn Flat Coil Tomokatsu Aizawa (Tokyo Metropolitan College) R2021-44 EMD2021-12 |
This magnetic pulse welding can electrically connect Al sheet and Cu sheet at low temperature with high quality. Welding... [more] | R2021-44 EMD2021-12 pp.6-11 |
| SIP, CAS, VLD, MSS | 2021-07-05 13:00 |
Online | Online | Epileptic Spike Detection from Electroencephalogram with Self-Attention Mechanism Kosuke Fukumori (TUAT), Noboru Yoshida, Hidenori Sugano, Madoka Nakajima (Juntendo Univ.), Toshihisa Tanaka (TUAT) CAS2021-3 VLD2021-3 SIP2021-13 MSS2021-3 |
Automated identification of epileptiform discharges for the diagnosis of epilepsy can mitigate the burden of the exhaust... [more] | CAS2021-3 VLD2021-3 SIP2021-13 MSS2021-3 pp.11-15 |
| EMCJ, EMD, WPT (Joint) |
2021-07-02 13:55 |
Online | Online | Comparison of discharge circuits for magnetic pulse welding using 1, 5 and 10 turn flat coils Aizawa Tomokatsu (Tokyo Metropolitan College) EMD2021-1 |
The discharge circuits for magnetic pulse welding of sheet metals using 1, 5 and 10 turn flat coils will have tens of ti... [more] | EMD2021-1 pp.1-6 |
| 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 |
| EMD | 2020-12-04 13:05 |
Online | Online | Observation of arc discharges occurring between commutator and brush Simulating a DC motor by means of a high-speed camera Ryosuke Sano, Junya Sekikawa (Shizuoka Univ.) EMD2020-18 |
Observed results of arc discharges generated between the brush and commutator are reported during arc duration. The arcs... [more] | EMD2020-18 pp.1-6 |
| EMCJ, EMD, WPT (Joint) [detail] |
2020-07-03 16:30 |
Online | Online | Measurement of transient electric field at the occurrence of electrostatic discharge when a charged object approaches a grounded object Hajime Tomita (JNIOSH) EMCJ2020-19 |
Electrostatic discharge (ESD) is one of electromagnetic wave noise sources which affect the function of mechatronics equ... [more] | EMCJ2020-19 pp.7-12 |
| EMD | 2020-01-17 14:05 |
Kanagawa | Rental hall Shonan Hiratsuka | Magnetic pulse welding of Al/Cu sheets using 8-turn flat coil (2nd Report)
-- Coil plate deformation after experiments -- Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2019-48 |
This magnetic pulse welding was performed by charging two sets of the same capacitor in parallel, discharging them in se... [more] | EMD2019-48 pp.1-6 |
| EMD | 2019-11-15 13:05 |
Tokyo | The University of Electro-Communications | Magnetic pulse welding method: Discharge current commutates to collision part of Al/Cu sheets Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2019-39 |
In this report, magnetic pulse welding is started by rapidly flowing a damped oscillating discharge current from a capac... [more] | EMD2019-39 pp.1-4 |
| EMD | 2019-10-18 13:05 |
Ibaraki | Magnetic pulse welding method commutating discharge current to collision part of Al/Cu sheets (2nd Peport) Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2019-36 |
In this report, magnetic pulse welding is performed by rapidly flowing a damped-oscillating discharge current from a cap... [more] | EMD2019-36 pp.1-6 |
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| EMD | 2019-06-14 16:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Magnetic pulse welding method commutating discharge current to collision part of Al/Cu sheets Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2019-7 |
In this report, magnetic pulse welding is performed by rapidly flowing a discharge current from a capacitor bank to an i... [more] | EMD2019-7 pp.1-6 |
| EMD | 2019-05-17 14:00 |
Miyagi | Cyberscience Center, Tohoku University | Proposal of High Speed Mechanical Switch for Commutation of Discharge Current in Magnetic Pulse Welding of Sheet Metals Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2019-2 |
In this report, magnetic pulse welding is done by rapidly flowing a large discharge current from a capacitor bank to an ... [more] | EMD2019-2 pp.7-11 |
| EMD | 2019-03-01 14:45 |
Tokyo | Influence of current and magnetic flux density on magnetic blow-out on arc discharge at breaking of electrical contacts Mano Kenta, Koichiro Sawa, KIyoshi Yoshida (NIT) EMD2018-69 |
Recently, applications using DC high voltage are increasing. In the DC circuit, there is a method called "magnetic blow-... [more] | EMD2018-69 pp.53-57 |
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