Presentation 2010-12-17
Magnetic Pulse Welding of Copper Foils without Using Driver (2nd Report)
Tomokatsu AIZAWA, Kazuo MATSUZAWA, Keigo OKAGAWA,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper describes a copper foil welding technique by using magnetic pulse welding method without using driver and its experimental results. When an impulse current from a capacitor bank passes through a flat one-turn coil, a magnetic flux is suddenly generated around the narrow part (1, 3 or 5mm in width) of the coil. Eddy currents are induced in two pieces of foil (5011m in thickness) which are overlapped on the narrow part. The pieces of foil can be welded without fusion both by the Joule heat generated in them and by the magnetic pressure applied to them. The bank energy required for seam welding of 25mm in length is less than 2kJ.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Copper foil / Magnetic pulse welding / Magnetic pressure / Eddy current / Flat one-turn coil
Paper # EMD2010-130
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Committee EMD
Conference Date 2010/12/10(1days)
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Registration To Electromechanical Devices (EMD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Magnetic Pulse Welding of Copper Foils without Using Driver (2nd Report)
Sub Title (in English)
Keyword(1) Copper foil
Keyword(2) Magnetic pulse welding
Keyword(3) Magnetic pressure
Keyword(4) Eddy current
Keyword(5) Flat one-turn coil
1st Author's Name Tomokatsu AIZAWA
1st Author's Affiliation Tokyo Metropolitan College of Industrial Technology()
2nd Author's Name Kazuo MATSUZAWA
2nd Author's Affiliation Tokyo Metropolitan College of Industrial Technology
3rd Author's Name Keigo OKAGAWA
3rd Author's Affiliation Tokyo Metropolitan College of Industrial Technology
Date 2010-12-17
Paper # EMD2010-130
Volume (vol) vol.110
Number (no) 350
Page pp.pp.-
#Pages 6
Date of Issue