BATTERY CONTROL SYSTEM AND METHOD
First Claim
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1. A battery control system comprising:
- a plurality of battery packs connected to a controller area network (CAN) communication line, the battery packs connected in parallel with each other; and
a controller connected to the CAN communication line, wherein each of the battery packs is to transmit and receive identifiers of the battery packs through the CAN communication line to and from each other, wherein a master battery pack and slave battery packs are to be determined according to priorities of the identifiers, and wherein the controller is to communicate with the master battery pack and the master battery pack is to communicate with the slave battery packs.
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Abstract
A battery control system includes a plurality of battery packs and a controller. The battery packs are connected in parallel to each other, and the controller and the battery packs are connected to a controller area network (CAN) communication line. Each battery pack transmits/receives identifiers of the battery packs through the CAN communication line to/from each other. A master battery pack and slave battery packs are determined according to priorities of the identifiers. The controller communicates with the master battery pack, and the master battery pack communicates with the slave battery packs.
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Citations
19 Claims
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1. A battery control system comprising:
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a plurality of battery packs connected to a controller area network (CAN) communication line, the battery packs connected in parallel with each other; and a controller connected to the CAN communication line, wherein each of the battery packs is to transmit and receive identifiers of the battery packs through the CAN communication line to and from each other, wherein a master battery pack and slave battery packs are to be determined according to priorities of the identifiers, and wherein the controller is to communicate with the master battery pack and the master battery pack is to communicate with the slave battery packs. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A battery control method, the method comprising:
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applying power to a plurality of battery packs; exchanging identifiers of the battery packs through a controller area network (CAN) communication line for a preset time period after power is applied to the battery packs; determining a master battery pack and slave battery packs according to priorities of the identifiers; and controlling the master battery pack and the slave battery packs according to control commands respectively received from the controller and the master battery pack. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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Specification