The invention discloses a battery management system based on a power domain controller, and the system comprises a management module which comprises a master control unit and a plurality of slave control units, the slave control units are used for obtaining first data of a battery pack and transmitting the first data to the master control unit, and the master control unit is used for obtaining the first data and second data of the battery pack and transmitting the second data to the master control unit; the first data and the second data are transmitted to the monitoring module based on the first CAN communication bus, and a vehicle power-on and power-off control instruction is responded and executed; the monitoring module is used for determining a fault signal corresponding to a fault when judging that the battery has the fault according to the first data and the second data, generating a control instruction for controlling the power-on and power-off of the vehicle, sending the control instruction to the management module, and generating fault diagnosis of the battery management system; and primary fault monitoring protection is executed according to fault diagnosis to ensure the health state of the battery system.
本发明公开了一种基于动力域控制器的电池管理系统,包括:管理模块,包括主控单元和多个从控单元,其中,多个从控单元用于获取电池包的第一数据,并将第一数据传输至主控单元,主控单元用于获取第一数据和电池包的第二数据,并基于第一CAN通信总线将第一数据、第二数据传输至监控模块,以及响应并执行控制车辆上下电控制指令;监控模块,用于根据第一数据和第二数据,判断电池发生故障时确定故障对应的故障信号,并生成控制车辆上下电控制指令且发送至管理模块,以及生成电池管理系统的故障诊断,并根据故障诊断执行一级故障监控保护确保电池系统的健康状态。
Battery management system based on power domain controller
基于动力域控制器的电池管理系统
13.01.2023
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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