Patent ID: 11870288
Assignee: nan
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. A method of operating a battery system, comprising:
determining, by at least one battery management system of a plurality of battery management systems each corresponding to a respective battery of the battery system, a master battery management system of the plurality of battery management systems;
transmitting, by the master battery management system, battery operation data to an external load connected to an external connection port of the battery system over power lines via a CANBUS; and
determining, by the master battery management system, when a new battery is integrated with the battery system based on at least state of charge of the batteries of the battery system
wherein:
the external connection port is configured to transmit power from the battery system to the external load and power from an external charger to the battery;
all battery management systems except the master battery management system are designated as slaves;
the master battery management system controls overall operations of the battery system; and
the master battery management system communicates with the remaining battery management systems over power lines via CANBUS.