Comparison of approximate time domain aerodynamics for flapped airfoils with CFD based results with applications

AHS Specialists Conference on Aerodynamics 2008

Volumn 2, Issue , 2008, Pages 744-760

  Liu, Li ^a   Friedmann, Peretz P ^a   Bagnoud, François Xavier ^a   Padthe, Ashwani K ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIRFOILS; ANGLE OF ATTACK; COMPUTATION THEORY; DRAG; GALERKIN METHODS; MACH NUMBER; NAVIER STOKES EQUATIONS; RATIONAL FUNCTIONS; ROTORS;

AERODYNAMIC MODELS; APPROXIMATION MODELING; EDGE FLAPS; FLAP DEFLECTION; FLAP MOTIONS; RATIONAL FUNCTION APPROXIMATION; TIME DOMAIN; TRAILING EDGES; TWO-DIMENSIONAL; UNSTEADY AIRLOADS;

COMPUTATIONAL FLUID DYNAMICS;

EID: 58149526737     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (32)

1. Friedmann, P. P., de Terlizzi, M., and Myrtle, T. F., "New Developments in Vibration Reduction with Actively Controlled Trailing Edge Flaps," Mathematical and Computer Modelling, Vol. 33, 2001, pp. 1055-1083.
2. Friedmann, P. P. and Millott, T. A., "Vibration Reduction in Rotorcraft Using Active Control: A Comparison of Various Approaches," Journal of Guidance, Control, and Dynamics, Vol. 18, (4), July-August 1995, pp. 664-673.
3. Millott, T. A. and Friedmann, P. P., Vibration Reduction in Helicopter Rotors Using an Actively Controlled Partial Span Trailing Edge Flap Located on the Blade. NASA CR 4611, June 1994.
4. Milgram, J. H. and Chopra, I., "Helicopter Vibration Reduction with Trailing Edge Flaps," Proceedings of the 36th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, New Orleans, La., 1995.
5. Myrtle, T. F. and Friedmann, P. P., "Application of a New Compressible Time Domain Aerodynamic Model to Vibration Reduction in Helicopters Using an Actively Controlled Flap," Journal of the American Helicopter Society, Vol. 46, (1), January 2001, pp. 32-43.
6. de Terlizzi, M. and Friedmann, P. P., "Active Control of BVI Induced Vibrations Using a Refined Aerodynamic Model and Experimental Correlation," Proceedings of the 51st Annual Forum of the American Helicopter Society, Fort Worth, TX, May 1995, pp. 510-524.
7. Straub, F. K., Kennedy, D. K., Stemple, A. D., Anand, V., and Birchette, T. S., "Development and whirl tower test of the SMART active flap rotor," Proceedings of SPIE: Smart Structures and Materials 2004, Vol. 5388, July 2004, pp. 202-212.
8. Patt, D., Liu, L., and Friedmann, P. P., "Simultaneous Vibration and Noise Reduction in Rotorcraft Using Aeroelastic Simulation," Journal of the American Helicopter Society, Vol. 51, (2), April 2006, pp. 127-140.
9. Roth, D., "Advanced Vibration Reduction by IBC Technology," Proceedings of the 30th European Rotorcraft Forum, Marseille, France, September 2004.
10. Hariharan, N., and Leishman, J.G., "Unsteady Aerodynamics of a Flapped Airfoil in Subsonic Flow by Indicial Concepts," Journal of Aircraft, Vol. 33, (5), September-October 1996, pp. 855-868.
11. Rogers, K. L., Airplane Math Modeling Methods for Actively Control Design. AGARD-CP- 228, August 1977.
12. Edwards, J. H., "Application of Laplace Transform Methods to Airfoil Motion and Stability Calculations," Proceedings of the 20th Structures, Structural Dynamics and Materials Conference, St. Louis, MO, April 1979. AIAA Paper No. 1979-772.
13. Karpel, M., Design for Active and Passive Flutter Suppression and Gust Alleviation. NASA Contractor Report 3492, November 1981.
14. Vepa, R., Finite State Modeling of Aeroelastic Systems. NASA Contractor Report 2779, 1977.
15. Depailler, G. and Friedmann, P. P., "Reductions of Vibrations Due to Dynamic Stall in Helicopters Using an Actively Controlled Flap," Proceedings of the 43rd AIAA/ASME/ASCE/AHS/ACS Structures, Structural Dynamics and Materials Conference, Denver, CO, April 2002. AIAA Paper No. 2002-1431.
16. Liu, L., Friedmann, P. P., Kim, I., and Bernstein, D., "Vibration Reduction and Performance Enhancement in Rotorcraft Using Actively Controlled Flaps," Proceedings of the 62nd American Helicopter Society Annual Forum, Phoenix, May 2006.
17. Patt, D., Liu, L., and Friedmann, P. P., "Rotorcraft Vibration Reduction and Noise Prediction Using a Unified Aeroelastic Response Simulation," Journal of the American Helicopter Society, January 2005, pp. 95-106.
18. Carpenter, M., Singer, B., Yamaleev, N., Vatsa, V., Viken, S., and Atkins, H., "The Current Status of Unsteady CFD Approaches for Aerodynamic Flow Control," AIAA Paper 2002-3346, St. Louis, MO, June 2002.
19. Bartels, R. and Schuster, D., "Comparison of Two Navier-Stokes Methods with Benchmark Active Control Technology Experiments," Journal of Guidance, Control, and Dynamics, Vol. 23, (6), November-December 2000, pp. 1094-1099.
20. Scott, R., Hoadley, S., Wieseman, C., and Darham, M., "Benchmark Active Controls Technology Model Aerodynamic Data," Journal of Guidance, Control, and Dynamics, Vol. 23, (5), September-October 2000, pp. 914-921.
21. Roughen, K., Baker, M., and Fogarty, T., "Computational Fluid Dynamics and Doublet-Lattice Calculation of Unsteady Control Surface Aerodynamics," Journal of Guidance, Control, and Dynamics, Vol. 24, (1), January 2001, pp. 160-166.
22. van Dam, C., "Recent Experience with Different Methods of Drag Prediction," Progress in Aerospace Sciences, Vol. 35, (8), November 1999, pp. 751-798.
23. Vassberg, J., Tinoco, E., Mani, M., Brodersen, O., Eisfeld, B., Wahls, R., Morrison, J., Zickuhr, T., Laflin, K., and Mavriplis, D., "Summary of the Third AIAA CFD Drag Prediction Workshop," AIAA Paper No. 2007-0260, Reno, NV, January 2007.
24. Rodden, W. P. and Albano, E., "A Doublet-Lattice Method for Calculating Lift Distributions on Oscillating Surfaces in Subsonic Flows," AIAA Journal, Vol. 7, (2), February 1969, pp. 279-285.
25. Bisplinghoff, R. L., Ashley, H., and Halfman, R., Aeroelasticity, Addison-Wesley, 1955, pp. 317-325.
26. Peroomian, O., Chakravarthy, S., Palaniswamy, S., and Goldberg, U., "Convergence Acceleration for Unified-Grid Formulation Using Preconditioned Implicit Relaxation," AIAA Paper 98-0116, Reno, NV, January 1998.
27. Peroomian, O., Chakravarthy, S., and Goldberg, U., "A "Grid-Transparent" Methodology for CFD," AIAA Paper 97-0724, Reno, NV, January 1997.
28. Spalart, P. and Allmaras, S., "A One-Equation Turbulence Model for Aerodynamic Flows," La Recherche Aerospatiale, Vol. 1, 1994. pp. 5-21.
29. Shih, T., "Overset Grids: Fundamentals and Practical Issues," AIAA Paper No. 2002-3259, St. Louis, MO, June 2002.
30. Landon, R. H., Compendium of Unsteady Aerodynamic Measurements - NACA0012 Oscillatory and Transient Pitching. AGARD-R- 702, 1982.
31. Drela, M. and Youngren, H., XFOIL 6.9 User Guide. MIT, 2001.
32. Thomas, J., Krist, S., and Anderson, W., "Navier-Stokes Computations of Vortical Flows over Low-Aspect-Ratio Wings," AIAA Journal, Vol. 28, (2), February 1990, pp. 205-212.