Distributed control based battery structure of power battery

• Main Authors: DING YUANZHANG, YUAN FENG, CAI DINGJIANG, GUO ZHENGRONG
• Format: Patent
• Language: Chinese; English
• Published: 05.11.2014
• Subjects: BASIC ELECTRIC ELEMENTS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS; GENERATION; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model provides a distributed control based battery structure of a power battery. The distributed control based battery structure comprises a first power supply bus, a second power supply bus and a plurality of battery pack units, wherein the battery pack units are connected between the first power supply bus and the second power supply bus in parallel; each battery pack unit comprises a battery pack management system, a first relay, a battery pack and a second relay, wherein the corresponding first relay, the corresponding battery pack and the corresponding second relay are sequentially connected between the first power supply bus and the second power supply bus in series, the battery pack management systems are used for monitoring the status of the battery packs and controlling the first and second relays, the battery pack of each battery pack unit comprises a plurality of battery cells which are sequentially connected in series, and the junction point of every two battery cells of each battery p