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Cause the pump power consumption too big reason

浏览次数:75   发布日期:2020-10-28

(1) Too high pump speed;

 

(2) The specific gravity of the conveying liquid exceeds the original design value;

 

(3) High viscosity of conveying liquid;

 

(4) The size of the pump impeller is too large;

 

(5) The resistance of the pipeline system exceeds or is insufficient to the predetermined value;

 

(6) Too low lift rate and too large flow rate of the pump,

 

(7) Friction between rotor parts and stator parts:

 

(8) Bearing wear or damage;

 

(9) Excessive pressure of mechanical seal on sealing seat,

 

(10) Outlet pipeline is broken;

 

(11) Bent pump shaft;

 

(12) Uneven thermal expansion of different parts in the pump;

 

(13) Inaccurate dynamometer;

 

(14) The pump balancing device does not work.

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