Automatic constant pressure control of system has completed by press-sensor, PLC, frequency converter etc.
系统通过压力传感器、PLC、变频器等设备完成供水系统自动恒压控制。
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。
It can also be used as a second stage separator and hold a constant backpressure by using its automatic pressure control valve on the gas outlet.
也可用于二级分离器，采用出气口的自动调压阀保持稳定的背压。
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