International Journal of Rotating Machinery / 2009 / Article / Tab 2

Research Article

CFD Analysis on the Effect of Radial Gap on Impeller-Diffuser Flow Interaction as well as on the Flow Characteristics of a Centrifugal Fan

Table 2

Computed flow parameters at design point operation of the fan.

Configuration typeRadial gap ratio Flow coefficient ( ) Max. efficiency Head coefficient

A0.050.085 22.840.235
B0.100.07324.590.304
C0.150.06627.370.360
D0.200.07422.630.333
E0.250.07822.020.3324
F0.300.07620.990.372

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