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Forum: CFX

November 11, 2011, 07:54

Replies: 13

Centrifugal Pump Cavitation problem or not.

Views: 5,867

Posted By Graham81

Hey Ismael, 1) Yes that is what I meant....

Hey Ismael,

1) Yes that is what I meant. There are no recirculating zones apparantly.
2) So the pump is cavitating heavily in your problematic simulation.
3) What I mean is: if the pump on the...

Forum: CFX

November 11, 2011, 03:25

Replies: 13

Centrifugal Pump Cavitation problem or not.

Views: 5,867

Posted By Graham81

1) Although the top 2 pictures look good, I cant...

1) Although the top 2 pictures look good, I cant judge any recirculating areas from that. Please make a cross sectional plane with projected relative velocities.

2) The suction side caviation...

Forum: CFX

November 10, 2011, 08:36

Replies: 13

Centrifugal Pump Cavitation problem or not.

Views: 5,867

Posted By Graham81

At 2/3's the nominal flow you might be entering...

At 2/3's the nominal flow you might be entering suction recirculation and induce cavitation like that. This highly transient phenomenon will destroy your pumps experimental performance and the effect...

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