Provided are a battery system and a parallel packs control method using the same, the system including: a plurality of battery packs connected in parallel with each other; a plurality of switches connected in series to one of both ends of each battery pack for each of the plurality of battery packs; a battery monitoring integrated circuit (BMIC) acquiring state information including a plurality of pack voltages of the plurality of battery packs; and a main control unit (MCU) generating a plurality of candidate groups including at least one battery pack among the plurality of battery packs based on the plurality of pack voltages, estimating each capacity of the plurality of battery packs based on the state information, determining one final connection group to perform a power operation among the plurality of candidate groups based on each capacity of the plurality of battery packs, and transmitting, to the BMIC, a pack control signal for turning on a switch connected to a battery pack belonging to the final connection group among the plurality of switches.
BATTERY SYSTEM AND PARALLEL PACKS CONTROL METHOD USING THE SAME
BATTERIESYSTEM UND PARALLELPACKS-STEUERVERFAHREN DAMIT
SYSTÈME DE BATTERIE ET PROCÉDÉ DE COMMANDE DE PAQUETS PARALLÈLES L'UTILISANT
2025-03-26
Patent
Electronic Resource
English
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES |
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