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.
在此基础上对电液比例放大器的控制方法进行了分析并给出了具体电路；
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.
改造后的测控系统主要由压力传感器、流量传感器、位移传感器、比例节流阀、功率放大器、数据采集卡和计算机组成。
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。