Pump Knowledge

Measures to reduce energy consumption of centrifugal pump and improve pump unit efficiency

1. When replacing, the centrifugal pump is selected to be close to the actual operating conditions, ensuring that the replaced pump is always running ...

Why does the centrifugal pump close the outlet valve before start?

Centrifugal pumps have an important feature: when the pressure (head) is very low, the flow rate will be large, as can be seen from the pump's charact...

Is the water ring vacuum pump the same as the liquefaction vacuum pump?

Vacuum pumps and compressors are different types of devices, compressors are devices for obtaining pressure, and vacuum pumps are devices for obtainin...

What should I do before starting the centrifugal pump?

(1) Check the pump body and the inlet and outlet pipelines, auxiliary pipelines, valves, flanges, telephone joints, pressure gauges for leaks, groundi...

Correlation analysis and function of multistage centrifugal pump orifice

Multi-stage centrifugal pump ring (also known as seal ring), generally a multi-stage centrifugal pump, the number of pumps is the same as the number o...

Explosion-proof multistage centrifugal pump

The mining multi-stage centrifugal pump and the wear-resistant explosion-proof centrifugal pump are described in detail as follows: Mining multi-stag...

Submersible sewage pump autotransformer

The automatic coupling device of the submersible sewage pump comprises a coupling base, a coupling sliding plate, a guiding rod and an upper fixing pl...

Valve and pipe connection method

Whether the choice of the connection mode between the valve and the pipeline or equipment is correct and appropriate will directly affect the probabil...

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