The utility model discloses a power management system for multiple batteries in parallel, using a battery management system, information collection and management of a plurality of batteries and battery pack for each on-off control, which comprises a main board, a power management system is composed of a plurality of single battery module, battery with the battery switch control end of the switch, battery management controller, current sensor and controller, battery modules are connected in series to form a battery power management system includes a plurality of total battery voltage sensor, a plurality of high-voltage switch control pin, current detection pin and the communication interface of each battery module is connected with a single battery management controller, each single battery management controller communication connecting the battery management system, battery management system is connected to the battery positive and negative. A battery switch, a total current sensor, a whole vehicle controller, and the contacts of the battery switch are connected in series with the output of the battery pack.
【技术实现步骤摘要】
【技术保护点】
一种多个电池组并联的电源管理系统，其特征在于：包括一电源管理系统主板、多个由若干单体电池构成的电池模块、具有电控端的电池组切换开关、单体电池管理控制器、总电流传感器和整车控制器，所述电池模块一一串联后构成电池组，所述电池组的数量是一个以上，所述电源管理系统主板包括多个电池组总电压传感器、多个高压切换控制脚、电流检测脚和通信接口，所述每个电池模块连接一个单体电池管理控制器，每个单体电池管理控制器通信连接电池管理系统主板，电池管理系统主板的每个电池组总电压传感器输入端对应连接一个电池组的正负极、每个高压切换控制脚对应连接一个电池组切换开关、电流检测脚连接总电流传感器、并以通信方式连接整车控制器，电池组切换开关的接点串接在电池组的输出端。
【技术特征摘要】
【专利技术属性】
技术研发人员：方晨峰，
申请(专利权)人：浙江万向亿能动力电池有限公司，万向电动汽车有限公司，万向集团公司，
类型：实用新型
国别省市：
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