Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
EMD |
2024-12-11 13:10 |
Fukuoka |
JR HAKATA CITY (Fukuoka) |
Magnetic Pulse Welding of Al/Cu Sheets Using 10-Turn Flat Coil Tomokatsu Aizawa (Metropolitan College of Technology) EMD2024-21 |
Magnetic pulse welding is carried out by rapidly flowing a discharge current from a parallel-charge series-discharge cap... [more] |
EMD2024-21 pp.1-6 |
EMCJ, WPT, EMD (Joint) |
2024-07-19 14:25 |
Tokyo |
(Tokyo) |
Magnetic pulse welding of sheet metals using 20 -turn flat coil and thyristor switches Tomokatsu Aizawa (Metropolitan College of Technology) EMD2024-1 |
Magnetic pulse welding of sheet metals is carried out by flowing the pulse large current from a capacitor bank to the na... [more] |
EMD2024-1 pp.1-6 |
EMD |
2023-12-22 13:00 |
Tochigi |
Teikyo University (Tochigi) |
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 |
LQE, OPE, CPM, EMD, R |
2023-08-25 14:15 |
Miyagi |
Tohoku university (Miyagi, Online) (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 14:10 |
Tokyo |
(Tokyo, Online) (Primary: On-site, Secondary: Online) |
The reason why magnetic pulse welding of Al/Cu sheets in close contact can be performed without collision. Tomokatsu Aizawa (Metropolitan College of Technology) EMD2023-10 |
We have already reported experimental results of magnetic pulse welding of Al/Cu sheets in close contact without collisi... [more] |
EMD2023-10 pp.1-6 |
R, EMD |
2022-02-10 15:10 |
Online |
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 |
EMCJ, EMD, WPT (Joint) |
2021-07-02 13:55 |
Online |
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 (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 |
EMCJ, EMD, WPT (Joint) [detail] |
2020-07-03 15:00 |
Online |
Online (Online) |
High-speed mechanical crowbar switch used in discharge circuit for magnetic pulse welding of sheet metals
-- Withstand voltage about 6kV, operation time about 8μs -- Tomokatsu Aizawa, Kazuo Matsuzawa, Yuki Akedo (Tokyo Metropolitan College) EMD2020-1 |
This high-speed mechanical switch consists of two sets of small Al contact sheets (2 pieces). The withstand voltage of t... [more] |
EMD2020-1 pp.1-6 |
EMD |
2020-01-17 14:05 |
Kanagawa |
Rental hall Shonan Hiratsuka (Kanagawa) |
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 (Tokyo) |
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 |
(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 |
EMD |
2019-06-14 16:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Tokyo) |
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 (Miyagi) |
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 |
2019-01-18 15:05 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Tokyo) |
Simulation of magnetic pulse welding of Al/Cu sheets using 10 and 20-turn flat coils Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2018-51 |
Magnetic pulse welding of Al/Cu sheets is performed by flowing a discharge current from a capacitor bank to a flat coil ... [more] |
EMD2018-51 pp.17-22 |
EMT, IEE-EMT |
2018-11-16 13:00 |
Tottori |
Kaike Grand Hotel Tensui(Yonago, Tottori) (Tottori) |
Numerical Calculation of the Periodic Waveguide by Thick Conductor Irises Using the FDTD method Chihiro Osawa, Toshihiko Shibazaki (Tokyo Metro. College of Industrial Tech.), Teruhiro Kinoshita (Tokyo Polytech. Univ.) EMT2018-56 |
In the past, we obtained the k − β diagram applying FDTD method by Floquet’s theorem at the periodic structure and the c... [more] |
EMT2018-56 pp.95-99 |
EMD |
2018-11-09 15:30 |
Tokyo |
The University of Electro-Communications (Tokyo) |
Equivalent Combinations of Discharge Capacitor Bank and Multi-Turn Coil in Magnetic Pulse Welding of Al/Cu Sheets Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2018-45 |
Magnetic pulse welding of overlapped Al/Cu sheets is performed by flowing a discharge current from a capacitor bank to a... [more] |
EMD2018-45 pp.27-32 |
EMD |
2018-10-05 14:30 |
Tokyo |
Fuji Electric (TOKYO: Osaki East Tower 23F) (Tokyo) |
Comparison of magnetic pulse welding method of Al/Cu sheets using 4, 8 and 16-turn flat coils Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2018-38 |
Magnetic pulse welding of sheets is performed by flowing a large discharge current rapidly from a capacitor bank to a fl... [more] |
EMD2018-38 pp.7-12 |
EMD |
2018-06-15 14:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Tokyo) |
Magnetic pulse welding of Al/Cu sheets using 8-turn flat coil Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2018-9 |
Magnetic pulse welding (or electromagnetic pulse welding) of sheets is done by flowing a large discharge current rapidly... [more] |
EMD2018-9 pp.7-12 |
EMD |
2017-11-17 11:35 |
Tokyo |
The University of Electro-Communications (Tokyo) |
Electromagnetic Energy Transmission in Magnetic Pulse Welding of Al/Cu Sheets using 1, 3, 4 and 6 Turn Flat Coils Tomakatsu Aizawa (Tokyo Metropolitan College) EMD2017-46 |
A high pulse current from a capacitor bank is discharged through an insulated flat coil for magnetic pulse welding of sh... [more] |
EMD2017-46 pp.21-26 |