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TECHNICAL PAPERS

A Unified Approach for Designing a Radial Flow Gas Turbine

[+] Author and Article Information
M. S. Y. Ebaid, F. S. Bhinder, G. H. Khdairi

King Abdulah II Design & Development Bureau, Amman 11195, Jordan

J. Turbomach 125(3), 598-606 (Aug 27, 2003) (9 pages) doi:10.1115/1.1574824 History: Received January 25, 2002; Revised January 06, 2003; Online August 27, 2003
Copyright © 2003 by ASME
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References

Figures

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The geometrical shape and the principal dimensions of the IFR gas turbine
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Velocity triangles of an inward flow radial gas turbine
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Enthalpy—entropy diagram for a turbine stage
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Velocity triangle based on numerical optimization program
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Qualitative description of the effect of axial length on velocity distribution
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Notation for the relative velocity vector and its components
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Assumed variation of the relative velocity vector at various meridional lengths for the same boundary conditions
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Assumed linear relationship of relative velocity vector and its components for an assumed Z=0.06 m
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Prescribed relative velocity distribution along mean streamline for an assumed meridianal length of 0.06 m
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Flow chart for relative velocity vector variation along mean streamline
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Flow chart for the design of the flow passage and the optimization of the meridional length
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Total pressure loss vs. meridional length
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Meridional section of the turbine rotor
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Multiple views of the turbine rotor
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Solid model of the turbine rotor
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IFR turbine fitted with a single nozzleless volute casing
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Relationship between area ratio, radius ratio and azimuth angle β2=85 deg
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Relationship between area ratio, radius ratio and azimuth angle for β2=73 deg  
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Relationship between area ratio, radius ratio and azimuth angle for β2=90 deg
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Design graph for nozzle-less volute casing for various incidence angles  
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Front view of the nozzleless casing
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Side view of the of the nozzleless casing
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Solid model of the IFR turbine assembly

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