Title:
電気車制御装置
Document Type and Number:
Japanese Patent JP4005758
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an electric rolling stock control apparatus which can prevent a high frequency current from flowing out to a rail by feeding back high frequency current components only to a VVVF inverter device. SOLUTION: High frequency noise flowing in the rail 14 is reduced by a short-circuit constituted of a motor frame earth wire 17 of a motor 9 and a main circuit earth wire 10 of the VVVF inverter device 7, and a DC component flowing in the short-circuit is cut off by a capacitor 18.
Inventors:
Hideki Kato
Tatsuya Sato
Tatsuya Sato
Application Number:
JP2000120574A
Publication Date:
November 14, 2007
Filing Date:
April 21, 2000
Export Citation:
Assignee:
Toshiba Transport Engineering Inc.
Toshiba Corporation
Toshiba Corporation
International Classes:
B60L9/18; B61C17/00; H02M7/48
Domestic Patent References:
JP62114401A | ||||
JP2060427A | ||||
JP10313501A | ||||
JP99412A | ||||
JP2151202A |
Attorney, Agent or Firm:
Mitani Megumi