Title:
A soundness estimating device and a soundness estimation method of a battery
Document Type and Number:
Japanese Patent JP6182025
Kind Code:
B2
Abstract:
A device for estimating state of health of battery, and a state of health estimation method with improved estimation accuracy of the state of health of the battery are provided. The device for estimating state of health includes: a charge and discharge current detection unit (1); a terminal voltage detection unit (2); a first state of charge estimation unit (4) configured to estimate a first state of charge; a second state of charge estimation unit (5) configured to estimate a second state of charge; a first state of health estimation unit (6); a second state of health estimation unit (7); and a first correction value calculation unit (9) configured to calculate a first correction value for correcting the first state of charge. The first state of charge estimation unit (4) is configured to correct the first state of charge using the first correction value.
Inventors:
Atsushi Baba
Shuichi Adachi
Shuichi Adachi
Application Number:
JP2013184479A
Publication Date:
August 16, 2017
Filing Date:
September 05, 2013
Export Citation:
Assignee:
Calsonic Kansei Co., Ltd.
Keio University
Keio University
International Classes:
G01R31/36; H02J7/00
Domestic Patent References:
JP2013104697A | ||||
JP2012058028A |
Foreign References:
WO2013051241A1 | ||||
US20110148424 |
Attorney, Agent or Firm:
Kenji Sugimura
Yamato Okano
Hidetoshi Kohara
Yamato Okano
Hidetoshi Kohara
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