永磁接触器是一种新型的低压开关电器,利用电磁操动、永磁保持的工作原理,克服了传统的电磁式接触器能耗大、工作噪声大、受电网电压影响大等缺点,具有很好的节能效果。 永磁接触器有着广泛应用,可以用于控制电动机、电热机、照明器、电容器、电焊机等电力负载。
控制系统是永磁机构接触器的重要组成部分,其控制方案的优劣直接影响到整个接触器的性能。
Control system is an important part of contactor with permanent magnet actuator and it will influence the characteristic of contactor.
本文对一种新型永磁机构接触器的控制进行了研究。
The control of contactor with a new type of permanent magnet actuator is studied in this thesis.
该分析包含如下步骤:建立有限元模型应用ANSYS 软件包仿真研究永磁式接触器的吸力特性;
This simulation includes the following steps: with the use of ANSYS software package, the attraction characteristic of contactor with permanent magnet is simulated, which is based on FEA model;
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