proportional valve

基本解释

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。
The movements of double-arm mandrel are specially complicated and strict, The control system with the proportional valve and amplifier is adopted, and system functions can be finished successfully.
特别是双臂芯棒的动作复杂要求严格，天钢高线厂选用了比例放大器控制比例阀进行控制，成功地完成了系统功能。
To solve the shortcoming of quick action, the application on which proportional valve-cylinder system control the positioning and cushioning is studied in this paper.
针对多方位牵引床快速控制存在的问题，本文对比例阀控制油缸的缓冲与定位进行了应用研究。