18916585. BATTERY DIAGNOSIS APPARATUS, BATTERY DIAGNOSIS METHOD AND BATTERY DIAGNOSIS SYSTEM (LG Energy Solution, Ltd.)
BATTERY DIAGNOSIS APPARATUS, BATTERY DIAGNOSIS METHOD AND BATTERY DIAGNOSIS SYSTEM
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BATTERY DIAGNOSIS APPARATUS, BATTERY DIAGNOSIS METHOD AND BATTERY DIAGNOSIS SYSTEM
This abstract first appeared for US patent application 18916585 titled 'BATTERY DIAGNOSIS APPARATUS, BATTERY DIAGNOSIS METHOD AND BATTERY DIAGNOSIS SYSTEM
Original Abstract Submitted
According to an aspect of the present invention, there is provided a battery management apparatus receives a plurality of resting voltages collected in a resting period after charging or discharging is completed from a plurality of battery cells, and is configured to calculate a plurality of voltage deviations based on a difference between a representative value of the plurality of resting voltages and each resting voltage, calculate a plurality of rates of change over time of the plurality of voltage deviations, and diagnose a state of at least one of the plurality of battery cells.
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