电动汽车用电机控制器三相电流不平衡检测电路设计  

Circuit Design on Three-phase Current Unbalance of Electric Vehicle Motor Controller

作　　者：赵圣宝[1] 吴成加 

机构地区：[1]安徽安凯汽车股份有限公司,合肥230051

出　　处：《客车技术与研究》2015年第3期56-58,共3页Bus & Coach Technology and Research

基　　金：国家科技支撑计划课题(No.2014BAG06B00)

摘　　要：为提高电动汽车电机控制器的可靠性和稳定性,设计一种三相电流不平衡检测电路,包括电流传感器选型及电路、三相滤波电路、三相电流反相求和电路,上/下限比较电路及发光二极管报警电路。通过仿真试验,验证该检测电路是正确和可行的。In order to improve the reliability and stability of the electric vehicle motor controller, the authors design a type of three-phase current unbalance circuit, including the selection of the current sensor, the circuit of three-phase filter, the inverting summing circuit of three-phase current, the comparator circuit of upper and lower limits and the light-emitting diode warning. Through simulation experiments, the results verify the detection circuit is correct and feasible.

关 键 词：电动汽车 电机控制器 三相电流不平衡 电路 仿真 

分 类 号：U463.61[机械工程—车辆工程] TM571[交通运输工程—载运工具运用工程]