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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 30  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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)
(To be available after the conference date) [more]
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
EMCJ, EMD, WPT
(Joint) [detail]
2020-07-03
15:00
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 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
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 2019-01-18
15:05
Tokyo Kikai-Shinko-Kaikan Bldg. 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) 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 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) 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. 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 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
EMD 2017-10-20
13:20
Yamanashi Kofu-shi-Shoukoukaigisyo (Kofu) Comparison of Al/Cu sheets welded by one-turn and four-turn flat coils for magnetic pulse welding
Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2017-38
This paper describes a magnetic pulse welding of an Al sheet to a Cu sheet using a one-turn or four-turn flat coil. When... [more] EMD2017-38
pp.1-6
EMD 2016-12-16
14:05
Tokyo Kikai-Shinko-Kaikan Bldg. Electromagnetic Energy Transmission to 6-Turn Flat Coil for Magnetic Pulse Welding and Deformation of Its Coil
Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2016-65
A high pulse current is discharged through a 6-turn flat coil which is used for magnetic pulse welding of sheet metals. ... [more] EMD2016-65
pp.1-6
EMCJ, EMD 2016-07-15
16:25
Tokyo Kikai-Shinko-Kaikan Bldg. Magnetic Pulse Seam Welding of Al/Cu Sheets using 6 -Turn Flat Coil
Tomokatsu Aizawa (Tokyo Metropolitan College) EMCJ2016-49 EMD2016-22
The effective welding of Aluminum (Al)/Copper (Cu) is one of the technical problems to be related to Li-ion batteries in... [more] EMCJ2016-49 EMD2016-22
pp.31-36
EMD, CPM, OME 2016-06-17
16:20
Tokyo Kikai-Shinko-Kaikan Bldg. Magnetic Pulse Welding of Copper Foils on Rigid and Flexible Printed Circuit Boards (2nd Report)
Tomokatsu Aizawa (Tokyo Metropolitan College), Yoshitaka Sugiyama (Yazaki) EMD2016-15 CPM2016-22 OME2016-25
This paper describes a novel welding technique for overlapped copper foils of rigid and flexible printed circuit boards.... [more] EMD2016-15 CPM2016-22 OME2016-25
pp.39-42
EMD 2016-01-22
13:35
Tokyo Kikai-Shinko-Kaikan Bldg. Magnetic Pulse Seam Welding of Al/Cu Sheets using 4-Turn Flat Coil
Tomokatsu Aizawa (Tokyo Metropolitan College) EMD2015-87
This paper describes a novel welding technique of an Al sheet to a Cu sheet and its experimental results. When a dischar... [more] EMD2015-87
pp.1-6
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