利用继电器模拟交流转辙机的电路分析

Circuit Analysis and Discussion on Simulation of AC Switch Machine by Using Relays

根据三相交流转辙机结构特点,通过各类继电器的组合和模拟转辙机转换过程电路分析,探讨如何实现对道岔转换、交流电源相序的检查,模拟转辙机的接点闭合位置来验证室内道岔控制电路的正确性,提高信号系统联锁试验的可靠性和试验效率。

Based on the characteristics of the three-phase AC switch machine＇s structure, the paper discusses the way to examine the switch in transition and the phase sequences of alternating current through the combination of various relays and circuit analysis of simulating the switching process of the switch machine, and introduces the simulation of the contact close position of the switch machine to verify the correctness of the indoor switch control circuit and improve the reliability and efficiency of signal interlocking test system.