Presentation 2004/7/22
Common-mode Current by Terminal Unbalance of Short Balanced-Lines with Common-mode Choke
Shougo Kiguchi, Yukiya Hiraoka, Yoshifumi Shimoshio,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In power line communications, there may occur common-mode signals by unbalance to the earth of a transmission circuit. We examine the common mode current characteristics for a balanced transmission line circuit that has a pole transformer with a ground line or for the circuit that a common-mode choke is inserted in series at the low-voltage output of a pole transformer. Also the effects of balun and a current probe are examined. The common-mode current analysis is carried out by using a four-port chain matrix. The four-port chain matrices for a common-mode choke and a pole transformer are obtained from the measured four-port S-parameters. In this paper, all experiments are done for one-meter transmission lines.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Power Line Communication / Balanced degree / Four-port s-parameters / Chain matrix / Common-mode current / Common-mode choke / Pole transformer / Ground resistance
Paper # EMCJ2004-47
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Committee EMCJ
Conference Date 2004/7/22(1days)
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Paper Information
Registration To Electromagnetic Compatibility (EMCJ)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Common-mode Current by Terminal Unbalance of Short Balanced-Lines with Common-mode Choke
Sub Title (in English)
Keyword(1) Power Line Communication
Keyword(2) Balanced degree
Keyword(3) Four-port s-parameters
Keyword(4) Chain matrix
Keyword(5) Common-mode current
Keyword(6) Common-mode choke
Keyword(7) Pole transformer
Keyword(8) Ground resistance
1st Author's Name Shougo Kiguchi
1st Author's Affiliation Advanced Engineering Cource, Kumamoto National Collage of Technology()
2nd Author's Name Yukiya Hiraoka
2nd Author's Affiliation Department of Information & Communication, Kumamoto National Collage of Technology
3rd Author's Name Yoshifumi Shimoshio
3rd Author's Affiliation Department of Information & Communication, Kumamoto National Collage of Technology
Date 2004/7/22
Paper # EMCJ2004-47
Volume (vol) vol.104
Number (no) 231
Page pp.pp.-
#Pages 6
Date of Issue