城轨车辆制动系统常用压力开关及设定值漂移特点

The Common Pressure Switch and Set Value Drifting Feature of the Braking System for Urban Rail Vehicles

介绍了目前城轨车辆上常用的压力开关,分析了各种形式压力开关的结构及特点,并从振动、温度及漂移方面对压力开关设定值变动原因进行了分析。

The pressure switches commonly applied on urban rail vehicles at present are described.The structures and features of various types of pressure switches are analyzed.The causes to change of the set value of the pressure switch are analyzed from the aspects of vibration,temperature and drifting.