According to regulate parts of the signal, the automatic control of valve opening, so as to achieve medium flow rate, pressure and level of regulation.
根据调节部位信号，自动控制阀门的开度，从而达到介质流量、压力和液位的调节。
This paper discussed net pressure of water supply, energy consumption and pump performance of different pressure control point in automatic regulation device of constant pressure water supply system.
分析了自动恒压控制给水系统中，不同控制点形式下的管网压力，系统能耗及水泵工况，并得出一些结论。
Can automatic testing ground will volt-ampere characteristics curve traced, save manual pressure regulation, artificial records, sorting, tracing curves, and so cumbersome labor.
可全自动地将伏安特性曲线测试描绘出来，省去手动调压、人工记录、整理、描曲线等烦琐劳动。
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