Battery pack health state estimation method and system

The invention provides a battery pack health state estimation method and system. According to the battery pack health state estimation method, a battery cell discrete quantitative calculation method is used for calculating the health state of a battery pack, wherein the loop voltage of the battery p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HUANG BAI, WENG GUOLIANG, LIN DENGHE
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention provides a battery pack health state estimation method and system. According to the battery pack health state estimation method, a battery cell discrete quantitative calculation method is used for calculating the health state of a battery pack, wherein the loop voltage of the battery pack is used for calculation to obtain the voltage standard difference, in addition, the discharging electric quantity corresponding to the voltage standard difference is used for comparing the rated discharging electric quantity of the battery pack, and the health state of the battery pack can be estimated.