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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 46  /  [Next]  
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
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
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
14:10
Tokyo
(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
MRIS, IEE-MAG 2023-03-03
13:55
Online Online Development of a small apparatus for practical calibration of heat flux sensors
Megumi Akoshima, Akio Hukushima, Kei Yakushiji (AIST) MRIS2022-29
Heat flux sensors are useful tools that can detect the direction and amount of heat flow passing through the sensor. Sin... [more] MRIS2022-29
pp.7-9
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
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
EMCJ 2021-06-11
15:55
Online Online Characteristics of intermediate frequency(IF) electromagnetic fields(EMF) from an acousto-magnetic(AM) EAS system used in stores and the assessment of its human exposure
Kaoru Esaki (TMU), Miwa Ikuyo (NICT), Yuka Imaoka, Atsuko Aimoto, Yukihisa Suzuki, Masao Taki (TMU), Noriko Kojimahara (S-SPH), Kanako Wake (NICT), Kenichi Yamazaki (CRIEPI) EMCJ2021-16
This study investigates the characteristics of magnetic fields from acousto-magnetic (AM) type electromagnetic article s... [more] EMCJ2021-16
pp.28-33
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 2020-03-06
16:35
Chiba CHIBA Institute of Technology Tsudanuma Campus
(Cancelled but technical report was issued)
Influence of Magnetic Flux Density and Breaking Speed on Magnetic Blowout of DC Arc Discharge
Hiroki Yamauchi, Hayato Watanabe, Koichiro Sawa, Kiyoshi Yoshida (NIT) EMD2019-71
The arc duration time ta and the arc energy Ea when a magnetic flux was applied to the electrical contact were measured.... [more] EMD2019-71
pp.61-64
EMD 2019-12-13
14:35
Tokyo   Dependence of arc length just before arc extinction on magnetic flux density when break arcs are blown-out in a 48VDC/50A-200A resistive circuit
Kenshi Hamamoto, Junya Sekikawa (Shizuoka Univ.) EMD2019-43
Break arcs were generated in a 48VDC resistive circuit and blown-out by transverse magnetic field. Circuit current when ... [more] EMD2019-43
pp.1-6
EE, OME, CPM 2019-11-26
15:15
Tokyo Japan Society for the Promotiton of Machine Industry Investigation of DC Biased Magnetization Effect for Integrated Magnetic Components Used in DC-DC Converters
Qiang Lin, Shuaitao Zhang, Baihua Zhang (Kyushu Univ.), Jun Imaoka (Nagoya Univ.), Masahito Shoyama (Kyushu Univ.) EE2019-46 CPM2019-88 OME2019-32
High step-up converters have been widely used in renewable energy systems and automotive applications. In these applicat... [more] EE2019-46 CPM2019-88 OME2019-32
pp.57-62
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
AP 2019-06-20
13:50
Tokyo Kikai-Shinko-Kaikan Bldg. What is the E=mc^2 ? -- Derivation of the relationship between energy and mass --
Naohisa Goto (Tokyo Tech) AP2019-15
Electromagnetic waves incident upon a metal plate produce currents on its surface. Then the metal plate is pressed to th... [more] AP2019-15
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 2019-03-01
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
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
ICD, CPSY, CAS 2018-12-21
14:10
Okinawa   DC Magnetic Field Based Localization with Single Anchor Coil
Ryo Shirai, Pei Hao Chen, Ryohei Shimizu, Masanori Hashimoto (Osaka Univ.) CAS2018-80 ICD2018-64 CPSY2018-46
In this paper, we propose a DC magnetic field based indoor localization method with a single anchor coil. The proposed m... [more] CAS2018-80 ICD2018-64 CPSY2018-46
pp.11-14
 Results 1 - 20 of 46  /  [Next]  
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