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Patent Searching and Data


Title:
BATTERY MONITORING DEVICE, BATTERY MODULE DEVICE, AND BATTERY MONITORING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/171680
Kind Code:
A1
Abstract:
This battery monitoring device for monitoring each unit battery of a secondary battery formed by connecting a plurality of unit batteries is provided with: a voltage acquiring unit for acquiring the voltages of the plurality of unit batteries; a current acquiring unit for acquiring the current of the secondary battery; a temperature acquiring unit for acquiring the temperature of the secondary battery; a state calculation unit for calculating the respective states of the plurality of unit batteries on the basis of the acquired voltage of each unit battery, current of the secondary battery, and temperature of the secondary battery; and a transmission unit for transmitting state information indicating the calculated state of each unit battery.

Inventors:
TAKECHI, Hiroaki (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
Application Number:
JP2018/044104
Publication Date:
September 12, 2019
Filing Date:
November 30, 2018
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
International Classes:
H01M10/48; G01R31/36; H01M10/42; H02J7/00; H02J13/00
Domestic Patent References:
WO2014027509A12014-02-20
WO2016072002A12016-05-12
WO2011105095A12011-09-01
Foreign References:
JP2013085363A2013-05-09
JP2009281955A2009-12-03
JP2012083123A2012-04-26
Attorney, Agent or Firm:
KOHNO, Hideto et al. (KOHNO & KOHNO, 4-3 Tsuriganecho 2-chome, Chuo-ku, Osaka-sh, Osaka 35, 〒5400035, JP)
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