High viscosity of the pumpoutlet pipe also shall set up relief valve or other protective device on the road, so that once the clogging pump export channels, can open the relief valve pressure relief.
For ventilation of pumps the valve should be mounted adjacent to the pumpoutlet.
对于泵通风阀应安装毗邻泵出口。
3
In order to avoid screw pump is damaged, usually installed in the screw pump bypass relief valveoutlet to a stable outlet pressure, keep the pump running.