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Patent Searching and Data


Title:
BATTERY CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/066357
Kind Code:
A1
Abstract:
A battery control device, according to one embodiment of the present invention, comprises: an inverter connected to a battery cell and configured to convert a DC current outputted from the battery cell into an AC current and output the AC current according to an operation state of a plurality of switches provided therein; a measurement unit connected to a diagnostic line to which the AC current converted by the inverter is outputted, measuring a voltage of the diagnostic line, and configured to output the measurement result; and a control unit having a plurality of capacitors connected to the diagnostic line and configured to control the operation state of the plurality of switches, receive the measurement result outputted from the measurement unit, and diagnose a state of the plurality of capacitors on the basis of the received measurement result.

Inventors:
SONG HYEON-JIN (KR)
Application Number:
PCT/KR2020/012508
Publication Date:
April 08, 2021
Filing Date:
September 16, 2020
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
G01R31/392; G01R1/20; H01M10/42
Foreign References:
KR20180013150A2018-02-07
KR20150109154A2015-10-01
JP4103946B22008-06-18
KR101661379B12016-09-29
JP2019138656A2019-08-22
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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