Study of High Efficiency Flow Regulation of VIGV in Centrifugal Compressor

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Item</td><td class="align_center">Setting</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Working medium</td><td class="align_center">Air</td></tr><tr><td class="align_left">Impeller speed</td><td class="align_center">7460 r/min</td></tr><tr><td class="align_left">Design point mass flow</td><td class="align_center">32.29 kg/s</td></tr><tr><td class="align_left" rowspan="2">Inlet total temperature</td><td class="align_center">303 K in summer</td></tr><tr><td class="align_center">263 K in winter</td></tr><tr><td class="align_left">Inlet total pressure</td><td class="align_center">97000 Pa</td></tr><tr><td class="align_left">Turbulent viscosity</td><td class="align_center">5 × 10<sup>−5</sup> m<sup>2</sup>/s</td></tr><tr><td class="align_left">Inlet condition</td><td class="align_center">Axial inlet flow</td></tr><tr><td class="align_left">Outlet condition</td><td class="align_center">Mean static pressure</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Calculation parameters and boundary conditions.

International Journal of Rotating Machinery

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Table 1

Table 1: Study of High Efficiency Flow Regulation of VIGV in Centrifugal Compressor 