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Title:
POWER CONTROL DEVICE FOR VEHICLE AND POWER CONTROL SYSTEM FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/188077
Kind Code:
A1
Abstract:
Provided is a structure that can determine, on the basis of the current or future state of a battery, whether or not to suppress the power consumption of a load, and when the power consumption should be suppressed, can reduce the duty applied to a switch unit that is provided on a power supply path to the load. A power control device (10) for a vehicle, wherein if a determination unit (11) has determined that an estimated value of the output voltage of a battery (101) is less than a threshold voltage, a duty setting unit (14) selects at least one of a plurality of loads (110) as a target load targeted to have the power supply thereto be stopped or suppressed, and re-sets the duty of a control signal so as to reduce said duty, said control signal being outputted to a switch unit that is provided on a power supply path to the selected target load.

Inventors:
SATO Shinichiro (1-14, Nishisuehiro-cho, Yokkaichi-sh, Mie 03, 〒5108503, JP)
Application Number:
JP2019/008984
Publication Date:
October 03, 2019
Filing Date:
March 07, 2019
Export Citation:
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Assignee:
AUTONETWORKS TECHNOLOGIES, LTD. (1-14, Nishisuehiro-cho Yokkaichi-sh, Mie 03, 〒5108503, JP)
SUMITOMO WIRING SYSTEMS, LTD. (1-14, Nishisuehiro-cho Yokkaichi-sh, Mie 03, 〒5108503, JP)
SUMITOMO ELECTRIC INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
International Classes:
H02J7/00; B60R16/02; H01M10/44; H01M10/48
Foreign References:
JP2006205867A2006-08-10
JP2004194364A2004-07-08
JP2002199505A2002-07-12
JP2017005890A2017-01-05
Attorney, Agent or Firm:
GRANDOM PATENT LAW FIRM (Hirokoji Sakae Bldg. 3F, 4-1 Sakae 2-chome, Naka-ku, Nagoya-sh, Aichi 08, 〒4600008, JP)
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