hydraulic proportional control loop 液压比例控制回路
This paper introduces an electrohydraulic control system based on PLC. A double close - loop control system with electro - hydraulic proportional valve is adopted.
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。
It has the higher switching speed and frequency and can be used as the pilot valve for a larger flow rate valve, or as a direct control valve for small flow rate hydraulic loop.
该阀具有很高的切换速度和频率，可以用来作为大流量高速开关阀的先导控制阀，也可以在小流量回路中直接作为控制阀使用。
The close-loop system has obtained satisfactory control results in the experiment using a hydraulic mock circulatory system for the artifitial heart.
控制系统的性能在循环系统水力学模拟台上做了试验，取得了满意的效果。
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