Table 1 Original geometry parameters
Parameter Name | Value |
|---|---|
Pump inlet diameter Ds (mm) | 80 |
Pump outlet diameter Dd (mm) | 80 |
Impeller inlet diameter D1 (mm) | 72 |
Impeller outlet diameter D2 (mm) | 136 |
Impeller inlet width b1 (mm) | 34.5 |
Impeller outlet width b2 (mm) | 17.8 |
Impeller blade number z | 6 |
Impeller blade angle at the leading edge β1 (°) | 38 |
Impeller blade angle at the trailing edge β2 (°) | 23 |