Presentation 2002/2/8
The Character of the Bounce and the Erosion of Make-Only-contacts
Takashi WATANABE, Takatsugu NAKAYAMA, Junya SEKIKAWA, Takayoshi KUBONO,
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Abstract(in English) AgCdO12wt% contacts mounted on a small electromagnetic relay are tested in DC30V-10Aand DC42V-8.4A resistive circuit as the make-only-contacts and break-only-contacts. In the experience, we measure arc duration, number of bounce, impact and rebound duration and some electrical characteristics, and take pictures of the growth process of the transfer pip in every 1,000 times by digital camera. At make-only-operation, all of the samples that have been experimented happen sticking. When the sticking occurs, a large transfer pip is formed on the cathode surface, and the number of bounce decrease and first impact duration increase from the initial stage.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) electrical contacts / arc discharge / transferred pip / bounce / sticking
Paper # R2001-39 EMD2001-96
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Committee EMD
Conference Date 2002/2/8(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) The Character of the Bounce and the Erosion of Make-Only-contacts
Sub Title (in English)
Keyword(1) electrical contacts
Keyword(2) arc discharge
Keyword(3) transferred pip
Keyword(4) bounce
Keyword(5) sticking
1st Author's Name Takashi WATANABE
1st Author's Affiliation Graduate school of science and engineering Shizuoka University()
2nd Author's Name Takatsugu NAKAYAMA
2nd Author's Affiliation Graduate school of science and engineering Shizuoka University
3rd Author's Name Junya SEKIKAWA
3rd Author's Affiliation Faculty of Engineering, Shizuoka University
4th Author's Name Takayoshi KUBONO
4th Author's Affiliation Faculty of Engineering, Shizuoka University
Date 2002/2/8
Paper # R2001-39 EMD2001-96
Volume (vol) vol.101
Number (no) 642
Page pp.pp.-
#Pages 6
Date of Issue