Pump Knowledge

Method for preventing water pump from freezing

It is common for water pumps to freeze. Especially in the north, it is easy to freeze in winter. For this situation, we hav...

How to maintain agricultural pump in winter

1. After the pump is deactivated, all the water in the pump and the pipeline must be discharged to prevent the water pipe ...

Fire pump stuffing box overheating common fault

The overheating of the stuffing box of the fire pump is mainly caused by the packing of the fire pump or the wear of the seal, the incorrect packing, ...

Advantages of large flow pumps in sewage treatment

The submersible sewage pump can tear, cut and discharge the long fibers, bags, belts, grass, cloth and other materials in the sewage, and then dischar...

Pump selection and piping instructions

The pump is a general-purpose mechanical equipment with a wide range of applications. It is widely used in petroleum, chemical, electric metallurgy, m...

The difference between mixed flow pump, centrifugal pump and axial flow pump

The shape and structure of the mixed flow pump are between the centrifugal pump and the axial flow pump; the pumping principle of the mixed flow pump ...

Pump curve and energy loss of horizontal single stage centrifugal pump

The performance curve of a horizontal single-stage centrifugal pump is a plot of the basic performance parameters (flow, head, power, and efficiency)...

Rotor test

The rotor test is mainly to improve the final assembly quality of the pump. Through this process, the tightness of the rotor can be eliminated, and th...

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