Effects of Flow Rate and Viscosity on Slip Factor of Centrifugal Pump Handling Viscous Oils

Figure 4

Relative velocity vectors in the impeller passages at BEP and Ra = 50 μm for water (1cSt) and oil (48cSt), (a) CFD, water, (b) LDV, water, (c) CFD, oil, and (d) LDV, oil.

(a)

(b)

(c)

(d)