Pump Knowledge

9 major precautions for submersible sewage pump mechanical seal

1. All kinds of sewage pump mechanical sealing should carefully check whether the number of mechanical seal parts meets the requirements before operat...

Performance curve of inline centrifugal pump

Inline centrifugal pump performance curve has three main curves: flow-lift curve, flow-power curve, flow-efficiency curve. &n...

Installation and use of deep well submersible pumps

1. Acceptance of deep well submersible pump: When the user picks up the goods from the logistics company, it should be carefully checked to see if the...

How to check the pump shaft during operation of the centrifugal pump?

1. During the operation of the centrifugal pump, if there is vibration, impact or sudden increase of torque, the shaft of the pipeline centrifu...

How should the submersible pump be maintained?

1. Check if the seal is aging. If it is aging, it should be replaced. 2. Use 500V shaking table to detect whether the insulation resistance of submer...

Clear conclusion of solid particles in mine multistage pump impeller

Through the comparison of various experimental schemes, the clear conclusions of the trajectories of solid particles in the mine multistage pump impel...

Selection improvement of corrosion-resistant multistage pump system components

Corrosion-resistant multi-stage pump conveying medium is corrosive medium, so the most important thing when choosing corrosion-resistant multi-stage p...

Three methods for determining the geometry of multistage centrifugal pump impeller

(1) Model change algorithm. This method is simple and reliable. The specific method is to first enlarge or reduce all geometrical dimensions of the ov...

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