本文针对静力压桩机调平困难的问题,提出了一种采用电液比例控制技术设计的压桩机的机身自动调平系统。
This Paper Puts forward an automatic level coned system of static pile driver's body by using electro-hydraulic proportional technique to solve the difficult level control problem.
介绍了一种用于焊接现场的气体保护焊的自动混气设备,该设备能精确控制气体混合比例。
This paper introduced an automatic air mixing equipment for gas protection welding at work site, which can control the accurate proportion of airs.
一种基于PLC的电液自动控制系统,采用了电液比例阀的双闭环控制系统。
This paper introduces an electrohydraulic control system based on PLC. A double close - loop control system with electro - hydraulic proportional valve is adopted.
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