Pump Knowledge

Analysis of Factors Affecting the Frequency Conversion Range of Mining Multistage Centrifugal Pumps

Mining multistage centrifugal pump speed regulation is generally a deceleration problem. When the frequency conversion speed regulation is adopted, th...

How to improve the efficiency of self-balancing multistage pumps

Set self-balancing multistage pump diversion facilities: In order to improve the inflow and outflow state and reduce hydraulic loss, the necessary div...

Boiler feed pump eliminates system oil vapor knowledge

The main sources of pollutants in the boiler feed pump system are as follows: (1) Contamination caused by venting of the sealing material in the pump...

Self-balancing multistage pump's performance curves

The performance parameters of the self-balancing multistage pump are such as a certain relationship between the flow rate Q head H axis power N speed ...

Conditions and precautions for normal startup of horizontal multistage centrifugal pump

Energy loss of horizontal multistage centrifugal pump There are three energy losses in the flow of actual liquid from the pump population to the pump...

How to properly install the balancing valve of a multistage centrifugal pump

1. Installation position: The balance valve can be installed on the water supply pipeline or on the return pipeline (only one installation is required...

Multistage pump mechanical seal's precautions and maintenance

1. The multistage pump should first drive the pump motor several times before starting to avoid the graphite ring breakage caused by sudden movement; ...

Multistage pump selection for piping system data

For the piping system data in the multistage pump selection step, the device characteristic curve should also be made if necessary. When designing and...

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