proportional control amplifier

基本解释

The mathematical models of the proportional solenoids coil current were provided and the control method for electro-hydraulic proportional amplifier was analyzed.
在此基礎上對電液比例放大器的控制方法進行了分析竝給出了具躰電路；
The improvement system is made up of the pressure sensor, flow sensor, displacement sensor, electro-hydraulic proportional flow control valve, power amplifier, data gathering board and computer.
改造後的測控系統主要由壓力傳感器、流量傳感器、位移傳感器、比例節流閥、功率放大器、數據採集卡和計算機組成。
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。