深圳地铁车辆客室车门保持电路的改进

Improvement on holding circuit of passenger compartment door of Shenzhen Metro vehicles

结合实际运用中客室车门保持电路存在时序竞争缺陷问题,详细介绍客室车门保持电路的基本原理,深入分析了问题原因,并提出相应改进方法。

Based on defects of relays time sequence of paseenger compartment door holding circuit happened in operation, this paper elaborates the basic principle of passenger compartment doors holding circuit and makes a thorough analysis of the problem cause and presents relative solution.