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TECHNICAL PAPERS

Predicting Bladerow Interactions Using a Multistage Time-Linearized Navier-Stokes Solver

[+] Author and Article Information
W. Ning, Y. S. Li, R. G. Wells

ALSTOM Power, UK Ltd., Lincoln LN5 7FD, UK

J. Turbomach 125(1), 25-32 (Jan 23, 2003) (8 pages) doi:10.1115/1.1516570 History: Received January 07, 2002; Online January 23, 2003
Copyright © 2003 by ASME
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References

Kielb, R. E., 1999, “Aeroelasticity in Axial Flow Turbomachines,” VKI Lecture Series 1999-05, von Karman Institute for Fluid Dynamics. May 3–7.
Hall,  K. C., and Crawley,  E. F., 1989, “Calculation of Unsteady Flows in Turbomachinery Using the Linearized Euler Equations,” AIAA J., 27, No. 6.
Hall,  K. C., Clark,  W. S., and Lorence,  C. B., 1994, “A Linearized Euler Analysis of Unsteady Transonic Flows in Turbomachinery,” ASME J. Turbomach., 116 .
Holmes, D. G., and Chuang, H. A., 1993, “2D Linearized Harmonic Euler Flow Analysis for Flutter and Forced Response,” Unsteady Aerodynamics, Aeroacoustics, and Aeroelasticity of Turbomachines and Propellers, ed., H. M. Arassi, Springer-Verlag, New York, NY.
Montgomery, M. D., and Verdon, J. M., 1997, “A 3-D Linearized Euler Analysis for Blade Rows. Part 1: Aerodynamic and Numerical Formulations and Part II: Unsteady Aerodynamic Response Predictions,” Unsteady Aerodynamics and Aeroelasticity of Turbomachines, ed., T. H. Fransson, Kluwer Academic Publishers.
Marshall, J. G., and Giles, M. B., 1997, “Some Applications of a Time-Linearized Euler Method to Flutter & Forced Response in Turbomachinery,” Unsteady Aerodynamics and Aeroelasticity of Turbomachines, ed., T. H. Fransson, Kluwer Academic Publishers.
Ning,  W., and He,  L., 1998, “Computation of Unsteady Flows Around Oscillating Blades Using Linear and Non-linear Harmonic Euler Methods,” ASME J. Turbomach., 120 (3).
He,  L., and Ning,  W., 1998, “Efficient Approach for Analysis of Unsteady Viscous Flows in Turbomachines,” AIAA J., 3 6(11).
Hall, K. C., Thomas, J. P., and Clark, W. S., 2000, “Computation of Unsteady Nonlinear Flows in Cascades Using a Harmonic Balance Technique,” 9th International Symposium on Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, Lyon, France.
Chen,  T., Vansanthakumar,  P., and He,  L., 2001, “Analysis of Unsteady Blade Row Interaction Using Nonlinear Harmonic Approach,” J. Propul. Power, 17 (3).
He, L., Chen, T., Well., R. G., Li, Y. S., and Ning, W., “Analysis of Rotor-Rotor and Stator-Stator Interferences in Multi-Stage Turbomachines,” ASME Turbo Expo’ 2002, Amsterdam.
Saxer,  A. P., and Giles,  M. B., 1993, “Quasi-Three-Dimensional Nonreflecting Boundary Conditions for Euler Equations Calculations,” J. Propul. Power, 12 (2).
Giles,  M. B., 1990, “Nonreflecting Boundary Conditions for Euler Equation Calculations,” AIAA J., 28 (12).
Hall, D. M., McGuire, P. M., and Price D. W., 1981, “Excitation of Blade Vibration,” GEC Turbine Generators Report No. AGR 131/F.
He,  L., 1993, “New Two-Grid Acceleration Method for Unsteady Navier-Stokes Calculations,” J. Propul. Power, 9 (2).
Hodson, H. P., 1984, “An Inviscid Blade-to-Blade Prediction of a Wake-Generated Unsteady Flow,” ASME Paper 84-GT-43.
Wallscheid, L., and Eulitz, F., 1997, “Investigation of Rotor/Rotor Interaction,” Proc., 13th International Symposium on Air Breathing Engines (ISABE), 7th –12th , September 1997, Chattanooga, TN.
Schmitt, S., Eulitz, F., Wallscheid, L., Amone, A., and Marconcini, 2001, “Evaluation of Unsteady CFD Methods By Their Application To a Transonic Propfan Stage,” ASME Paper 2001-GT-0310.

Figures

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Static pressure distribution on rotor blade surface
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Instantaneous entropy contours
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Instantaneous unsteady velocity vectors
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Unsteady pressure time traces on rotor blade surfaces
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Sketch of DLR transonic counter-rotating propfan
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Sketch of DLR transonic counter-rotating propfan
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Instantaneous pressure contours by linear method
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Instantaneous pressure contours by nonlinear method
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Instantaneous entropy contours by linear method
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Relative velocity and flow angle at axial plane M1
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Unsteady amplitude of relative velocity and flow angle at axial plane M1
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Relative velocity and flow angle at axial plane M2
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Unsteady amplitude of relative velocity and flow angle at axial plane M2
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Relative velocity and flow angle at axial plane M3
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Unsteady amplitude of relative velocity and flow angle at axial plane M3
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Relative velocity and flow angle at axial plane M4
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Unsteady amplitude of relative velocity and flow angle at axial plane M4
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1st harmonic unsteady pressure on blade surface

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