A battery management system according to one aspect includes: an acquisition unit configured to acquire reference data indicating a state of a rechargeable battery in a reference period and target data indicating a state of the rechargeable battery in a target period that is after the reference period; a characteristic calculation unit configured to calculate a characteristic value corresponding to a state of charge of the rechargeable battery in the reference period as a reference characteristic value based on the reference data, and calculate a characteristic value corresponding to a state of charge of the rechargeable battery in the target period as a target characteristic value based on the target data; and a ratio calculation unit configured to calculate a ratio indicating a relationship between the reference characteristic value and the target characteristic value, as a reference value for predicting a lifespan of the rechargeable battery.
BATTERY MANAGEMENT SYSTEM, BATTERY MANAGEMENT METHOD, AND BATTERY MANAGEMENT PROGRAM
2024-11-07
Patent
Electronic Resource
English
IPC: | G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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