Research Article
Numerical Investigation of a First Stage of a Multistage Centrifugal Pump: Impeller, Diffuser with Return Vanes, and Casing
Table 1
Main reference data for the impeller and diffuser.
| | Impeller | Diffuser |
| | Inner diameter (mm) | 195 | Inner diameter (mm) | 407.016 | | Outer diameter (mm) | 406 | Outer diameter (mm) | 571.5 | | Number of blades | 6 | Number of vanes | 8 | | Rotating speed (rpm) | 1750 | Number of return vanes | 11 |
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