AUTOMATIC METHOD FOR ESTIMATING THE CELL'S STATE-OF-CHARGE OF A BATTERY

An estimation method for estimating a cell's state-of-charge includes obtaining a capacitance prediction for a cell based at least in part on a preceding capacitance thereof and correcting that prediction by acquiring measurements of a physical quantity that depends on a summation of currents p...

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Hauptverfasser: HEIRIES Vincent, LEIRENS Sylvain
Format: Patent
Sprache:eng
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Zusammenfassung:An estimation method for estimating a cell's state-of-charge includes obtaining a capacitance prediction for a cell based at least in part on a preceding capacitance thereof and correcting that prediction by acquiring measurements of a physical quantity that depends on a summation of currents passing through the cell. The correction is based at least in part on a difference between the measurement of the physical quantity and a prediction for that quantity.