电动转辙机用无刷直流电动机可靠性分析  

Analysis of Reliability of Brushless Motor Used for Electric Point Machine

作　　者：宋志 

机构地区：[1]西安铁路信号工厂,西安710048

出　　处：《铁路通信信号工程技术》2010年第4期70-72,共3页Railway Signalling & Communication Engineering

摘　　要：介绍了无刷直流电动机结构及原理,结合电机在电动转辙机中的实际工况及外界环境的各种恶劣因素,分析了DWS6无刷直流电动机应对各种工况的具体措施,进而从控制器、电机本体、位置传感器3个方面阐述该电机的可靠性。This paper introduces the structure and principle of brushless motor.Combining the actual working condition of motor in electric point machine and various severe ambient factors,the paper analyzes the specific countermeasures that DWS6 brushless motor takes for coping with various working conditions,and it further expounds the reliability of the motor in terms of controller,motor and position sensor.

关 键 词：无刷电机 可靠性 雷电防护 抗干扰 

分 类 号：TM33[电气工程—电机]