Research Article
Numerical Research on Hydraulically Generated Vibration and Noise of a Centrifugal Pump Volute with Impeller Outlet Width Variation
Table 1
Main pump parameters.
| | Parameter | Description | Value |
| | (m) | Inlet diameter of impeller | 0.036 | | (m) | Outlet diameter of impeller | 0.168 | | >’ | Number of blades | 5 | | (°) | Outlet blade angle | 33 | | (°) | Total blade wrap angle | 115 | | (m) | Impeller outlet width of Impeller A | 0.006 | | (m) | Impeller outlet width of Impeller B | 0.008 | | (m) | Impeller outlet width of Impeller C | 0.01 | | (m) | Impeller outlet width of Impeller D | 0.012 | | (m) | Radius to cutwater | 0.184 | | (m) | Volute width | 0.02 | | (m) | Discharge nozzle diameter | 0.05 |
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