The development of an automatic testing system for an integrated valve 集成阀自动检测系统的开发
In chapter 5 , the experiment researches of the integrated valve are introduced 第五章对集成阀进行了实验研究。
In chapter 2 , the principle of electro - hydraulic proportional flow valve with speed - electric feedback applied in hydraulic elevators are analyzed 第二章关于液压电梯专用电液比例集成阀的原理方案的设计。
In chapter 3 , the design of each components of the integrated valve are introduced , which include the design of up and down main valves , pilot valves , single way valve and manual urgent descending valve and the safety valve 第三章完成了集成阀各个功能部件的设计和计算,包括上下行主阀、上下行先导阀、单向阀、安全阀等的设计计算。对决定集成阀性能的关键参数进行了理论分析和探讨。