Impeller Geometry Suitable for Mini Turbo-Pump

[+] Author and Article Information
Shuhong Liu, Michihiro Nishi, Kouichi Yoshida

Department of Mechanical Engineering, Kyushu Institute of Technology, Sensui-cho 1-1, Tobata, Kitakyushu, 804-8550, Japan

J. Fluids Eng 123(3), 500-506 (Apr 28, 2001) (7 pages) doi:10.1115/1.1385385 History: Received February 26, 2001; Revised April 28, 2001
Copyright © 2001 by ASME
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Meridional shape of impeller
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Computational domain (displayed are the following grids: inflow and outflow planes, casing and hub surfaces, and pressure surface of blade)
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Performance of impeller (n=6000 rpm, c2=0.2 mm) (Uncertainty of Qd=±0.5 percent, of H=±0.3 percent, and of Pin=0.11 percent)
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Comparison of pump characteristics (Imp. B and C: n=6000 rpm, c2=0.2 mm) (Uncertainty of ϕ=±0.52 percent, of ψ=±0. percent, and of τin=±0.15 percent, η=±1.5 percent)
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Effect of tip clearance (n=6000 rpm) (Uncertainty of ϕ=±0.52 percent, of ψ=±0.3 percent, and of τin=±0.15 percent, η=±1.5 percent)
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Pressure distribution along the blade of Impeller C




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