Low pumpdischargepressure during pump operation shall sound an alarm and be indicated on the HMI.
低泵泵运行期间的排放压力应发出警报声，并在HMI上显示。
2
Press out the liquid at this time to overcome the pressure out of pipeline systems with all the necessary resistance to the pressure from the pumpdischarge.
压出，此时液体带有克服压出管道系统所有阻力所必需的压力从泵中排出。
3
In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump, the air accumulator is often fixed on the discharge pipe.