Title:
BATTERY STATE ESTIMATION DEVICE, BATTERY STATE ESTIMATION SYSTEM, BATTERY STATE ESTIMATION METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/157278
Kind Code:
A1
Abstract:
A battery state estimation device (10) comprises a vehicle data acquisition unit (110), a temperature data acquisition unit (120), and an estimation unit (140). The vehicle data acquisition unit (110) acquires vehicle stop position information and battery information. The vehicle stop position information indicates a vehicle stop position of a vehicle mounted with a battery. The battery information indicates a state of the battery at the position in which the vehicle has stopped. The temperature data acquisition unit (120) acquires temperature data that is data related to the temperature at the vehicle stop position, by using vehicle stop position information. The estimation unit (140) estimates the state of the battery after the vehicle has stopped, by using the battery information and the temperature data.
Inventors:
FUJII ASAKO (JP)
KASHIMA TAKUROH (JP)
OI NORIHITO (JP)
CHIBA YUKI (JP)
KASHIMA TAKUROH (JP)
OI NORIHITO (JP)
CHIBA YUKI (JP)
Application Number:
PCT/JP2022/006867
Publication Date:
August 24, 2023
Filing Date:
February 21, 2022
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G01R31/36; B60L3/00; H01M10/48; H02J7/00
Domestic Patent References:
| WO2017191818A1 | 2017-11-09 |
Foreign References:
| US20210039519A1 | 2021-02-11 | |||
| JP2020024107A | 2020-02-13 | |||
| JP2013198179A | 2013-09-30 | |||
| JP2018029430A | 2018-02-22 | |||
| JP2019187189A | 2019-10-24 | |||
| JP2019095830A | 2019-06-20 | |||
| JP2021103141A | 2021-07-15 |
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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