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TECHNICAL PAPERS: Gas Turbines: Structures and Dynamics

An Integrated Time-Domain Aeroelasticity Model for the Prediction of Fan Forced Response due to Inlet Distortion

[+] Author and Article Information
C. Bréard, M. Vahdati, A. I. Sayma, M. Imregun

Mechanical Engineering Department, Center of Vibration Engineering, Imperial College of Science, Technology & Medicine, Exhibition Road London SW7 2BX, UK

J. Eng. Gas Turbines Power 124(1), 196-208 (Feb 01, 2000) (13 pages) doi:10.1115/1.1416151 History: Received November 01, 1999; Revised February 01, 2000
Copyright © 2002 by ASME
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References

Giles, M. B., 1987, “Calculation of Unsteady Wake/Rotor Interaction,” AIAA Paper No. 87-0006.
Rai,  M. M., 1987, “Navier-Stokes Simulations of Rotor/Stator Interaction Using Patched and Overlaid Grids,” AIAA J. Propul. Power, 3, pp. 387–396.
Dawes, W. N., 1988, “Development of a Three-Dimensional Navier-Stokes Solver for Application to all Types of Turbomachinery,” ASME Paper 88-GT-70.
Arnone, A., 1995, “Multigrid Methods for Turbomachinery Navier-Stokes Calculations,” Solution Techniques for Large-Scale CFD Problems, W. G. Habashi, ed., John Wiley and Sons, New York, pp. 293–332.
Denton, J. D., 1990, “The Calculation of 3D Viscous Flows Through Multistage Turbomachines.” ASME Paper 90-GT-19.
He,  L., 1997, “Computation of Unsteady Flow Through Steam Turbine Bladerows at Partial Admission,” IMechE J of Power & Energy, 211 .
Hall, K. C., and Clark, W. S., 1991, “Calculation of Unsteady Linearized Euler Flows in Cascades Using Harmonically Deforming Grids,” 6th international Symposium on UAATP, Univ. of Notre Dame, Sept. 15–19.
Hall, K. C., and Clark, W. S., 1999, “A Time Linearised Navier-Stokes Analysis of Stall Flutter,” ASME Paper 99-GT-389.
Green, J. S., and Marshall, J. G., 1999, “Forced Response Prediction Within the Design Process,” 3rd European Conference on Turbomachinery, IMECHE Paper C557/121/99.
Vahdati,  M., and Imregun,  M., 1996, “A Non-linear Aeroelasticity Analysis of a Fan Blade Using Unstructured Dynamic Meshes.” J. Mech. Eng. Sci., Part C 210, pp. 549–563.
Sbardella, L., Sayma, A. I., and Imregun, M., 1997, “Semi-Unstructured Mesh Generator for Flow Calculations in Axial Turbomachinery Blading,” 18th International Symposium on Unsteady Aerodynamics and Aeroelasticity of Turbomachines, T. Franson, ed., Kluwer Academic Publishers, Dordrecht.
Baldwin, B. S., and Barth, T. J., 1991, “A One-Equation Turbulence Transport Model for High Reynolds Number Wall-Bounded Flows,” Paper No. AIAA 91-0610.
Swanson,  R. C., and Turkel,  E., 1992, “On Central-Difference and Upwind Schemes,” J. Comput. Phys., 101, pp. 292–306.
Jorgenson,  P. C., and Turkel,  E., 1993, “Central Difference TVD Schemes for Time Dependent and Steady State Problems,” J. Comput. Phys., 107, pp. 297–308.
Marshall, J. G., and Imregun, M., 1996, “An Analysis of the Aeroelastic Behaviour of a Typical Fan Blade With Emphasis on Flutter Mechanisms,” ASME Paper 96-GT-78.
Ballhaus,  W. F., and Goorjian,  P. M., 1978, “Computation of Unsteady Transonic Flows by the Indicial Method,” AIAA J., 16, pp. 117–124.
Bendiksen, O. O., 1991, “A New Approach to Computational Aeroelasticity,” AIAA Paper 91-0939.
Srivastava,  R., Sankar,  L. N., Reddy,  T. S. R., and Huff,  D. L., 1991, “Application of an Efficient Hybrid Scheme for Aeroelastic Analysis of Advanced Propellers,” Journal of Propulsion, 7, pp. 767–775.
Bakhle,  M. A., Reddy,  T. S. R., and Keith,  T. G., 1992, “Time Domain Flutter Analysis of Cascades Using a Full-Potential Solver,” AIAA J., 30, pp. 163–170.
Rabe, D. C., Bolcs, A., and Russler, P., 1995, “Influence of Inlet Distortion on Transonic Compressor Blades Loading,” AIAA Paper 95-2461.
Manwaring, S. R., Rabe, D. C., Lorence, C. B., and Wadia, A. R., 1996, “Inlet Distortion Generated Forced Response of a Low Aspect Ratio Transonic Fan,” ASME Paper 96-GT-376.

Figures

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Steady-state pressure profile at 85 percent span for 1F/3EO
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Unsteady pressure amplitude for the 1F/3EO
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Unsteady pressure phase for 1F/3EO
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Unsteady pressure phase—2F&1T (Case 2)
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Exchange of boundary conditions between the structural and fluid domains
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Steady-state Mach number contours at 85 percent span
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Full assembly mesh for the 1F/3EO crossing case
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Steady-state Mach number contour for the 1F/3EO crossing
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Total pressure distortion—1F/3EO crossing
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Amplitude of the 1F modal displacement time history 1F/3EO
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Unsteady pressure amplitude for 1F/3EO without motion
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Unsteady pressure amplitude for 1F/3EO with motion
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Unsteady pressure amplitude—2F&T (Case 1)
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Unsteady pressure amplitude—2F&1T (Case 2)
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Unsteady pressure amplitude—2F&1T (Case 3)
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Unsteady pressure phase—2F&1T (Case 1)
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Single passage mesh; (a) tip section, (b) blade and hub section, (c) periodic boundary
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Structural analysis mesh
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Unsteady pressure phase—2F&1T (Case 3)
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2F modal displacement amplitude time history—2F&1T/8EO crossing—Case 3)
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1T modal displacement amplitude time history—2F&1T/8EO crossing with motion—Cases 1 and 2
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Unsteady pressure phase—2S/8EO
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2S modal displacement time history—2S/8EO crossing
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2F modal displacement time history—2F&IT/8EO crossing with motion—Cases 1 and 2
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Unsteady pressure amplitude—2S/8EO

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