Research Article
Impeller Design of a Centrifugal Fan with Blade Optimization
Table 2
Fan performance data obtained from impeller/volute coupling CFD.
| Fan | Shaft power/PWRref | Imp PWRout/PWRref | del_Pt/ref | Effimp (%) | Efffan (%) | Width/D | Ps lift/ref | Pt lift/ref | Loss/ref | Eff_lift (total) (%) | Eff_lift (static) (%) | Lift Flow (%) |
| B#1 | 0.918 | 0.812 | 1.366 | 88.4 | 76.9 | 0.1208 | 1.187 | 1.227 | 0.139 | 0.451 | 0.437 | 56.7 | B#2 | 0.911 | 0.808 | 1.359 | 88.7 | 74.0 | 0.1350 | 1.092 | 1.142 | 0.217 | 0.417 | 0.399 | 55.9 | NEW | 0.865 | 0.759 | 1.278 | 87.8 | 76.9 | 0.1213 | 1.144 | 1.187 | 0.091 | 0.461 | 0.444 | 57.0 | NEW-x | 0.865 | 0.770 | 1.297 | 89.0 | 78.1 | 0.1213 | 1.139 | 1.182 | 0.115 | 0.458 | 0.441 | 56.5 | NEW-w | 0.871 | 0.782 | 1.315 | 89.8 | 78.3 | 0.1237 | 1.154 | 1.196 | 0.119 | 0.460 | 0.443 | 56.5 |
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