The centrifugal pump works by centrifugal movement of water when the impeller rotates. Before starting the pump, the pump casing and suction pipe must be filled with water, and then the motor can be started to drive the pump shaft to drive…

The efficiency of centrifugal pump is the product of mechanical efficiency, volumetric efficiency and hydraulic efficiency. The efficiency of single-stage centrifugal pump unit is the product of pump efficiency and motor efficiency. How to…

YW series non clogging submerged pump, GW tubular non clogging sewage pump and LW (WL) vertical sewage pump are all designed based on QW submersible sewage pump according to user requirements and different operating conditions. Their hydra…

In order to better discharge the gas in the moisture absorption pipe and generate a certain vacuum value during the operation of the general centrifugal pump, the exhaust pipe must be used. For small pumps, the pump casing and water inlet …