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Patent Searching and Data


Title:
ELECTRIC VEHICLE PROPULSION CONTROL DEVICE, AND RAILWAY VEHICLE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2012/014540
Kind Code:
A1
Abstract:
An electric vehicle propulsion control device having a power storage device (15) is provided with: a switch (4) that opens and closes a circuit between an overhead wire (2) and a power conversion unit (8); a switch (16) that opens and closes a circuit between the power conversion unit (8) and a motor (17); a switching unit (11) that connects to the power storage device (15) by selecting terminals on the side on which the switch (4) of the power conversion unit (8) is connected, or terminals on the side on which the switch (16) of the power conversion unit (8) is connected; and a control unit (1) that controls the power conversion unit (8), the switch (4), the switch (16), and the switching unit (11), and switches the connection destination of the power conversion unit (8) and operates the power conversion unit (8) as an inverter or a DC/DC converter, depending on the operating mode of the electric vehicle.

Inventors:
HATANAKA, Keita (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2011/059848
Publication Date:
February 02, 2012
Filing Date:
April 21, 2011
Export Citation:
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Assignee:
Mitsubishi Electric Corporation (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目7番3号 Tokyo, 〒1008310, JP)
International Classes:
B60L9/18; B60L11/18; B61C3/02
Attorney, Agent or Firm:
SAKAI, Hiroaki (Sakai International Patent Office, Kasumigaseki Building 2-5, Kasumigaseki 3-chome, Chiyoda-k, Tokyo 20, 〒1006020, JP)
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Claims: