高速电机无传感控制器高温故障分析与处理  

High Temperature Fault Analysis and Treatment of Sensorless Controller for High Speed Motor

作　　者：雷艳华[1] 刘广民[1] LEI Yan-hua;LIU Guang-min(Institute of Mechanical Manufacturing Technology,China Academy of Engineering Physics,Mianyang 621900,China)

机构地区：[1]中国工程物理研究院机械制造工艺研究所,绵阳621900

出　　处：《微特电机》2020年第8期43-45,共3页Small & Special Electrical Machines

摘　　要：简要介绍了高速电机无传感控制器的部分原理组成结构,对无传感控制器高温故障进行了描述,陈述了解决问题的分析思路,确定了改进方案,拓展了控制器的工作温度范围。The principle and structure of high speed motor sensorless controller was briefly introduced,the high temperature fault of the sensorless controller was described,the analysis ideas was stated,and the improvement scheme to expand the working temperature range of the controller was determined.

关 键 词：无传感控制器 高温 高速电机 光耦电流传输比 

分 类 号：TM355[电气工程—电机]