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TECHNICAL PAPERS

Analysis of the Interrow Flow Field Within a Transonic Axial Compressor: Part 2—Unsteady Flow Analysis

[+] Author and Article Information
Xavier Ottavy, Isabelle Trébinjac, André Vouillarmet

Ecole Centrale de Lyon, Laboratoire de Mécanique des Fluides et d’Acoustique, UMR CNRS 5509/ECL/UCB Lyon I, 69131 Ecully Cedex, France

J. Turbomach 123(1), 57-63 (Feb 01, 2000) (7 pages) doi:10.1115/1.1328086 History: Received February 01, 2000
Copyright © 2001 by ASME
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References

Adamczyk,  J. J., Celestina,  M. L., and Chen,  J. P., 1996, “Wake-Induced Unsteady Flows: Their Impact on Rotor Performance and Wake Rectification,” ASME J. Turbomach., 119, pp. 88–95.
Hall, E. J., 1997, “Aerodynamic Modeling of Multistage Compressor Flow Fields. Part II: Modeling Deterministic Correlations,” ASME Paper No. 97-GT-345.
Rhie,  C. M., Gleixner,  A. J., Spear,  D. A., Fischberg,  C. J., Zacharias,  R. M., 1998, “Development and Application of a Multistage Navier–Stokes Solver. Part I: Multistage Modeling Using Bodyforces and Deterministic Stresses,” ASME J. Turbomach., 120, pp. 205–214.
Bardoux, F., Dano, C., Leboeuf, F., and Toussaint, C., 1998, “Characterization of Deterministic Stresses for a Turbine Stage—Part 1: Steady Flow Analysis,” ASME Paper No. 99-GT-100.
Erdos,  J. I., Alzner,  E., and McNally,  W., 1977, “Numerical Solution of Periodic Transonic Flow Through a Fan Stage,” AIAA J., 15, pp. 1559–1568.
Gerolymos,  G. A., and Chapin,  V., 1991, “Generalized Expression of Chorochronic Periodicity in Turbomachinery Blade Row Interaction,” La Recherche Aerospatiale, 5, pp. 69–73.
Adamczyk, J. J., Mulac, R. A., and Celestina, M. L., 1986, “A Model for Closing the Inviscid Form of the Average-Passage Equation System,” ASME Paper No. 86-GT-227.
Lichtfuss,  H. J., and Starken,  H., 1974, “Supersonic Cascade Flow,” Progress in Aerospace Sciences, 15, D. Küchemann, ed., Pergamon Press, Oxford, New York, pp. 37–150.
Trébinjac,  I., and Claudin,  I., 1997, “Results and Analysis of a L2F Flow Field Investigation Within a High-Speed High-Pressure Centrifugal Compressor,” Int. J. Thermal Fluid Sciences, 6, No. 3, pp. 155–163.
Bardoux, F., Dano, C., Leboeuf, F., and Toussaint, C., 1998, “Characterization of Deterministic Stresses for a Turbine Stage—Part 2: Unsteady Flow Analysis,” ASME Paper No. 99-GT-101.

Figures

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Blade-to-blade fluctuating components of the time-averaged velocity and angle, versus the angular position normalized by the IGV pitch, for four immersion values
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Streamwise evolution of the stator wake blade-to-blade fluctuating component of the time-averaged velocity at 50 percent of span
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Illustration of the spatial-temporal periodicity
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Contour map of the relative time-averaged Mach number at midspan and analytical shock location
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Two azimuthal evolutions of the absolute velocity at midspan, for two different times
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Contour map on surface B of the temporal fluctuating component of the velocity for two different times
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Contour map on surface B of the temporal fluctuating component of the angle for two different times
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Schematic description of a moving shock wave interacting with the vorticity linked with a wake
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Contour map of the radial component Ωr of the vorticity calculated from the experimental data
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Comprehensive sketch of the Adamczyk decomposition of the velocity
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Contour map of the normalized unsteady correlations

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