Pump Knowledge

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...

Chemical process pump cooling problem

The transportation of high-temperature medium puts higher requirements on the structure, materials and auxiliary system of the pump. Let's talk about ...

Centrifugal pump's principal

Centrifugation is actually the expression of the inertia of an object, such as water droplets on an umbrella. When the umbrella rotates slowly, the wa...

Several factors causing the lift loss of the centrifugal pump

1. The vertical distance from the liquid level to the center of the pump inlet flange refers to the energy difference between the inlet and outlet of ...

How to maintain a multistage pump

(1) Check the multistage pump piping and joints for looseness. Turn the multistage pump by hand to see if the multistage pump is flexible. (2) Add be...

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