Table 3 The best efficiency points for five impellers
From: Impact of Impeller Stagger Angles on Pressure Fluctuation for a Double-Suction Centrifugal Pump
Impeller number | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
Flow rate Q/(m3/h) | 1028.81 | 1028.20 | 1031.87 | 1029.60 | 1030.08 |
Head H/m | 38.89 | 37.93 | 37.67 | 37.78 | 37.84 |
Efficiency η/% | 85.24 | 85.28 | 85.02 | 85.37 | 85.31 |