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.
一種基於PLC的電液自動控制系統，採用了電液比例閥的雙閉環控制系統。
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.
特別是雙臂芯棒的動作複襍要求嚴格，天鋼高線廠選用了比例放大器控制比例閥進行控制，成功地完成了系統功能。
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.
針對多方位牽引牀快速控制存在的問題，本文對比例閥控制油缸的緩沖與定位進行了應用研究。