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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

Von Der Nuell, 1951, “Single Stage Radial Turbines for Gaseous Substances With High Rotative and Low Specific Speed,” ASME Paper 51-f-16, Fall meeting, Minneapolis, Sept.
Balje, O. E., 1951, “A Contribution to the Problem of Designing Radial Turbomachines,” ASME Paper 51-F-12, Fall meeting, Minneapolis, Sept.
Balje, O. E., 1960, “A Study of Design Criteria and Matching of Turbomachines. Part A-Similarity Relations and Design Criteria of Turbines,” ASME Paper No. 60-Wa-230 winter annual meeting. New York, Nov–Dec.
Rohlik,  H. E., 1970, “Analytical Determination of Radial Inflow Turbine Design Geometry for Maximum Efficiency,” NASA Tech. Memo., 4384, Oct.
Wallace, F. J., Baines, N. C., and Whitfield, A., 1976, “A Unified Approach to One Dimensional Analysis and Design of Radial and Mixed Flow Turbines,” ASME Paper No. 76-GT-100, Mar.
Rodgers, C., 1987, “Small High Pressure Ratio Radial Turbine Technology,” VKI Lectures Series 1987-07.
Whitfield, A., and Baines, N. C., 1990, Design of Radial Turbomachines, Longman Scientific and Technical.
Wasserbauer, C. A., and Glassman, A. J., 1975, “Fortran Program for Predicting of-Design Performance of Radial Inflow Turbines,” NASA Tech. Memo, TND-8063.
Whitfield, A., 1990, “The Preliminary Design of Radial Inflow Turbines,” Trans. ASME, Jan., pp. 50–57.
Benson, R. S., and Fisher, U., 1978, “A Proposal Scheme for Computer Aiaded Design and Manufacture of Radial Turbine Rotors,” ASME Paper No. 78-GT-156.
Baines, N. C., Wallace, F. J. and Whitfield, A., 1978, “Computer Aided Design of Mixed Flow Turbines for Turbochargers,” ASME Paper No. 78-GT-191.
Bhinder,  F. S., 1969, “Investigation of Flow in the Nozzle-Less Spiral Casing of a Radial Inward Flow Gas Turbine,” I Mech E Conf. Publ., 184, Pt. 3G(II), pp. 66–77.
Chapple,  P. M., Flynn,  P. F., and Mulloy,  J. M., 1980, “Aerodynamic Design of Fixed and Variable Geometry Nozzle-Less Casings,” ASME J. Eng. Power, 102, pp. 141–147.
Hussian, M., Ilyas, M., and Bhinder, F. S., 1982, “A Contribution to Designing a Nozzle-Less Volute Casing for the Inward Flow Radial Turbine,” I Mech E Conf. Publ., No. C35/82.
Whitfield, A., and Noor, A. B., 1991, A Non-Dimensional Conceptual Design Procedure for the Vaneless Volute of Radial Inflow Turbines. ASME.
Biggs, M. C., 1982, “Recursive Quadratic Programming Methods for Nonlinear Constraints,” Powel, M. J. C., ed., Nonlinear Optimization, Academic Press, London, pp. 213–221.
Biggs, M. C., 1999, “Further Methods for Nonlinear Optimization,” Mathematics Division, University of Hertfordshire.
Dallenbach, C. et al., 1956, “Study of Supersonic Radial Compressors for Refrigeration and Pressurization,” WADC Technical Report 55–257, A.S.T.I.A Document No. AD110467, Dec.
Rodgers, C., 1978, “A Diffusion Factor Correlation for Centrifugal Impeller Stalling,” ASME J. Eng. Power, Oct. 100 .
Hiett,  G. F., and Johnston,  I. H., 1964, “Experiments Concerning the Aerodynamic Performance of Inward Radial Flow Turbine,” I Mech E Conf. Publ., 178, Pt. 31(II).
Benson, R. S., 1966, “An Analysis to the Losses in a Radial Gas Turbine,” I Mech E Conf. Publ., Apr .

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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