Research Article
A Comparative Study of Impeller Modification Techniques on the Performance of the Pump as a Turbine
Table 2
Basic assumptions and settings used in the CFD analysis.
| Steps | Parameters | Setting |
| Model | Solver Space Time Turbulence model | Pressure-based Three-dimensional Steady Standard - |
| Operating conditions | Operating pressure Gravitational acceleration Density | 101 kPa 9.81 m/s2 in Z-direction 997 kg/m3 |
| Material | Water | At standard working conditions |
| Boundary conditions | Inlet Outlet Interfaces Impeller Volute | Total pressure Mass flow rate Specified between rotor and stator Rotating wall Stationary wall |
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