Title:
充電状態推定装置及び方法
Document Type and Number:
Japanese Patent JP7172014
Kind Code:
B2
Abstract:
A SOC estimating apparatus according to an embodiment of the present disclosure includes: a measuring unit configured to measure at least one of voltage, current and temperature of a battery; a noise generating unit configured to generate noise corresponding to the voltage of the battery based on a plurality of preset voltage regions; a filtering unit configured to receive the noise generated by the noise generating unit and filter the generated noise to correspond to the voltage of the battery based on the plurality of preset voltage regions; and a SOC estimating unit configured to estimate a SOC of the battery based on at least one of voltage, current and temperature of the battery and the noise filtered by the filtering unit.
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Inventors:
Kim, Yong-Jin
Application Number:
JP2021505898A
Publication Date:
November 16, 2022
Filing Date:
February 10, 2020
Export Citation:
Assignee:
LG Energy Solution Limited
International Classes:
G01R31/367; G01R31/3842; G01R31/392; H01M10/48; H02J7/00
Domestic Patent References:
| JP2016540962A |
Foreign References:
| WO2018190508A1 | ||||
| WO2019020623A1 | ||||
| US20170199247 |
Attorney, Agent or Firm:
Patent Attorney Corporation RYUKA International Patent Office
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