适应新型电力机车的智能交流接触器研究  

Research on Intelligent AC Contactor for Novel Electric Locomotive

作　　者：许志红[1] 王命梅[1] 

机构地区：[1]福州大学电气工程与自动化学院,福建福州350108

出　　处：《低压电器》2008年第21期16-19,23,共5页Low Voltage Apparatus

基　　金：福建省科技厅重点项目资助(2006H0025)

摘　　要：根据电力机车的特点,设计一种适应电力机车的新型智能交流接触器。基于TOPSwitch-Ⅱ芯片的反激式开关电源模块,使产品具有体积小、工作范围宽、可靠性高、抗干扰能力强等特点。同时,将振动因素引入接触器的动态计算中,探讨了接触器在振动环境中的工作情况,并进行了相关试验。According to electric locomotives characteristics,a novel intelligent AC contactor was proposed.Based on the TOPSwitch-Ⅱ chip flyback switching power supply module to provide power to the singlechip,this contactor features with wide working range,small size,high reliability,strong anti-interference ability and so on.The vibration factor was introduced into the dynamic calculation,and the working ability in the vibration condition was discussed and a relevant experiment was carried out.

关 键 词：智能交流接触器 电力机车 动态特性 振动 

分 类 号：TM572.2[电气工程—电器]