Title:
ESTIMATION DEVICE, ESTIMATION METHOD, AND COMPUTER PROGRAM
Document Type and Number:
WIPO Patent Application WO/2020/241449
Kind Code:
A1
Abstract:
The estimation device 101 is provided with: an acquisition unit 201 for acquiring time-series data on the SOC of a power storage device; a decomposition unit 202 for decomposing a waveform indicating a fluctuation in the SOC in the time-series data into waveform components of a plurality of frequency regions; and an estimation unit 204 for estimating the deterioration of the power storage device on the basis of the intensities of the waveform components and a deterioration coefficient.
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Inventors:
UKUMORI NAN (JP)
Application Number:
PCT/JP2020/020137
Publication Date:
December 03, 2020
Filing Date:
May 21, 2020
Export Citation:
Assignee:
GS YUASA INT LTD (JP)
International Classes:
H01M10/48; G01R31/382; G01R31/392; H02J7/00
Domestic Patent References:
| WO2016135853A1 | 2016-09-01 |
Foreign References:
| JPH0128957B2 | 1989-06-06 | |||
| JP2012149949A | 2012-08-09 | |||
| JP2015153656A | 2015-08-24 |
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