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Title:
POWER CONTROL SYSTEM
Document Type and Number:
Japanese Patent JP3758986
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To use a secondary battery as a power storage for accumulating inexpensive nighttime power at a home as well as a power source of an electric car by controlling the charge and discharge of the secondary battery in the electric car.
SOLUTION: The power control system comprises the electric car 1 having the secondary battery 2, and a control box 3 that is connected to a power feed system and the power system in a building 4, can be connected to the secondary battery 2 in the electric car 1, and supplies power that is fed from the power feed system to the power system in the building 4. The control box 3 is connected to the electric car 1. The power control system supplies the battery power in the secondary battery 2 to the power system in the building 4 when the amount of charge in the secondary battery 2 exceeds a preset reference remainder, and charges the secondary battery 2 using the power that is fed from the power feed system when the amount of charge in the secondary battery 2 is less than the reference remainder.


Inventors:
Fujioka, Yuichi
Hashimoto, Tsutomu
Tajima, Hidehiko
Takatsuka, Hiroshi
Application Number:
JP2001000112030
Publication Date:
March 22, 2006
Filing Date:
April 10, 2001
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
H02J3/32; H02J7/34; B60L11/18; H01M10/44; H02J3/38; H02J7/00; (IPC1-7): H02J3/38; B60L11/18; H01M10/44; H02J7/34
Domestic Patent References:
JP2001008380A
JP3045189U
JP6150981A
Attorney, Agent or Firm:
工藤 実