Chemical Engineering - Fluid Mechanics - Discussion
Discussion Forum : Fluid Mechanics - Section 14 (Q.No. 11)
11.
With increase in pump speed, its NPSH requirement
Discussion:
2 comments Page 1 of 1.
Dev said:
3 years ago
NPSH = (Pabs - Pvap.)/desnity - hfs-Lift.
So, this HFS is basically skin friction and is equal to 4flv^2/2D hence as velocity increases no of rotation increase and at last NPSH increases.
So, this HFS is basically skin friction and is equal to 4flv^2/2D hence as velocity increases no of rotation increase and at last NPSH increases.
Bashir said:
5 years ago
Please someone explain it.
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