A Numerical Study on the Improvement of Suction Performance and Hydraulic Efficiency for a Mixed-Flow Pump Impeller

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left"> </td><td align="center">Total head (m)</td><td align="center">Total efficiency (%)</td><td align="center">NPSHre (m)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">Reference model</td><td align="center">57.48</td><td align="center">96.84</td><td align="center">6.7</td></tr><tr><td align="left">Optimum model</td><td align="center">64.25</td><td align="center">97.65</td><td align="center">5.7</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of total head, total efficiency, and NPSHre (CFD results).

Mathematical Problems in Engineering

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Table 4

Table 4: A Numerical Study on the Improvement of Suction Performance and Hydraulic Efficiency for a Mixed-Flow Pump Impeller 