Advances in rotorcraft simulations with unstructured CFD

Annual Forum Proceedings - AHS International

Volumn 3, Issue , 2007, Pages 2007-2020

  Abras, Jennifer N ^a   Lynch, C Eric ^a   Smith, Marilyn J ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

TIGHTLY-COUPLED;

EQUATIONS OF MOTION; FIXED WINGS;

COMPUTATIONAL FLUID DYNAMICS;

EID: 84884309832     PISSN: 15522938     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (44)

1. Datta, A., Nixon, M., and Chopra, I., "Review of Rotor Loads Prediction with the Emergence of Ro- torcraft CFD." Proceedings of the 31st European Ro- torcraft Forum, Florence, Italy, Sept. 13-15, 2005.
2. Kunz, D. L., "Comprehensive Rotorcraft Analysis: Past, Present and Future." 46th AIAA/ASME/ASCE/AHS/ASC Structures, Struc- tural Dynamics and Materials Conference, Austin, TX, April 18-21 2005.
3. Bir, G., and Chopra, I., "Development of UMARC (University of Maryland Advanced Rotor- craft Code)." Proceedings of the 46th American Heli- copter Society Annual Forum, Washington DC, May 1990.
4. Johnson, W., "Rotorcraft Dynamics Models for a Comprehensive Analysis." Proceedings of the 54th American Helicopter Society Annual Forum, Wash- ington, D.C., May, 20-22 1998.
5. Bauchau, O.A., Bottasso, C.L., and Nikishkov, Y.G., "Modeling Rotorcraft Dynamics with Finite Element Multibody Procedures." Mathematical and Computer Modeling, Vol. 33, 2001, pp. 1113-1137.
6. Beniot, B., Dequin, A., Kampa, K., Grunhagen, W., Basset, P., and Gimonet, B., "HOST, a General Helicopter Simulation Tool for Germany and France." Proceedings of the American Helicopter Society 56th Annual Forum, Virginia Beach, Virginia, May, 2-4 2000.
7. Bridgeman, J. O., Strawn, R. C., Caradonna, F. X., and Chen, C. S., "Advanced Rotor Computations with a Corrected Potential Method." Proceedings of the 45th Annual American Helicopter Society Forum, Boston, MA, May 22-24, 1989.
8. Smith, M. J., A Fourth-Order Euler/Navier-Stokes Prediction Method for the Aerodynamics and Aero- lasticity of Hovering Rotor Blades. PhD Dissertation, Georgia Institute of Technology, 1994.
9. Hodges, D. H., and Dowell, E. H., "Nonlinear Equa- tions of Motion for the Elastic Bending and Torsion of Twisted Nonuniform Rotor Blades." NASA TN D- 7818, Dec. 1974.
10. Potsdam, M., Yeo, H., and Johnson, W., "Rotor Airloads Prediction Using Loose Aerodynamic Struc- tural Coupling." Proceedings of the American Heli- copter Society 60th Annual Forum, Baltimore, Mary- land, June, 7-10 2004.
11. Georgia Tech/Penn State/Northern Arizona team, "Revolutionary Physics-Based Design Tools for Quiet Helicopters," Final Report, DARPA Helicopter Qui- eting Program, Dec. 2006.
12. Makinen, S. et al, "OVERFLOW-RCAS CFD- CSD Coupling." Proceedings of the American Heli-copter Society 62th Annual Forum, Phoenix, Arizona, May 9-11 2006.
13. Datta, A., and Chopra, I., "Prediction of UH- 60A Dynamic Stall Loads in High Altitude Level Flight using CFD/CSD Coupling." Proceedings of the American Helicopter Society 61st Annual Forum, Grapevine, Texas, June 1-3, 2005.
14. Beaumier, P., Costes, M., Rodriguez, B., Poinot, M., Cantaloube, B., "Weak and Strong Coupling Be- tween the elsA CFD Solver and the Host Helicopter Comprehensive Code." Proceedings of the the 31st European Rotorcraft Forum, Florence, Italy, Sept. 13- 15, 2005.
15. Ruffin, S., OBrien, D., Smith, M., Hariharan, N., Lee, J., and Sankar, L., Comparison of Rotor- Airframe Interaction Utilizing Overset and Unstruc- tured Grid Techniques, AIAA 2004-0046, AIAA 42nd Aerospace Sciences Meeting, Reno, NV, January 2004.
16. OBrien, David, Analysis Of Computational Mod- eling Techniques For Complete Rotorcraft Configura- tions. PhD Dissertation, Georgia Institute of Tech- nology, Advisor: Prof. M. J. Smith, May 2006.
17. Schweikhard, R. and Le Chuiton, F., "Actuator Disc For Helicopter Rotors In The Unstructured Flow Solver TAU", Proceedings of the 31st European Ro- torcraft Forum, Florence, Italy, Sept., 2005.
18. Le Chuiton, F.,"Quasi-Steady Simulation Of A Complete EC-145 Helicopter: Fuselage + Main / Tail Actuator Discs + Engines", Proceedings of the 31st European Rotorcraft Forum, Florence, Italy, Sept., 2005.
19. Heise, R. and Meyer, C. J. and von Backstrom, T. W., "Development Of A Method For CFD Evaluation Of Helicopter Fuselages," Proceedings of the 31st Eu- ropean Rotorcraft Forum, Florence, Italy, Sept., 2005.
20. Renaud, T., OBrien, D., Smith, M. and Pots- dam, M., Evaluation Of Isolated Fuselage And Rotor- Fuselage Interaction Using CFD, Proceedings of the American Helicopter Society 60th Annual Forum, Baltimore, MD, June, 2004.
21. Hariharan, N., High Order Simulation of Unsteady Compressible Flows Over Interacting Bodies with Overset Grids, Ph.D. Thesis, School of Aerospace En- gineering, Georgia Institute of Technology, Atlanta, GA, 1995.
22. OBrien, D., M., and Smith, M. J., Understand- ing The Physical Implications Of Approximate Ro- tor Methods Using An Unstructured CFD Method, Proceedings of the 31st European Rotorcraft Forum, Florence, Italy, September, 2005.
23. Park, Y. and Kwon, O., Simulation of Un- steady Rotor Flow Fields Using Unstructured Slid- ing Meshes, Proceedings of the American Helicopter Society 58th Annual Forum, Montreal, Canada, June 2002.
24. Park, Y., Nam, H., and Kwon, O., Simulation of Unsteady Rotor-Fuselage Interactions Using Unstruc- tured Adaptive Meshes, Proceedings of the American Helicopter Society 59th Annual Forum, Phoenix, AZ, May 2003.
25. Duque, E., Sankar, L. , Menon, S., Bauchau, O.. Ruffin, S., Smith, M., Ahuja, K., Brentner, K. , Long, L., Morris, P., and Gandhi, F., AIAA-2006-1068, 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 9-12, 2006
26. Bonhaus, D., An Upwind Multigrid Method For Solving Viscous Flows On Unstructured Triangular Meshes, M.S. Thesis, George Washington University, 1993.
27. Anderson, W., Rausch, R., and Bonhaus, D., Im- plicit/Multigrid Algorithms for Incompressible Tur- bulent Flows on Unstructured Grids, Journal of Com- putational Physics, Vol. 128, No. 2, 1996, pp. 391-408.
28. Biedron, R., Vatsa, V., and Atkins, H., Simulation of Unsteady Flows Using an Unstructured Navier- Stokes Solver on Moving and Stationary Grids, 23rd AIAA Applied Aerodynamics Conference, Toronto, Canada, June 2005.
29. Chorin, A., A Numerical Method for Solving Incompressible Viscous Flow Problems, Journal of Computational Physics, Vol. 2, No. 1, 1967, pp. 12-26.
30. Roe, P., Approximate Riemann Solvers, Parame- ter Vectors, and Difference Schemes, Journal of Com- putational Physics, Vol. 43, Oct. 1981, pp. 357-371.
31. Noack, R., DiRTlib: A Library to Add an Over- set Capability to Your Flow Solver, 17th AIAA Computational Fluid Dynamics Conference, Toronto, Canada, June 2005.
32. Noack, R., SUGGAR: A General Capability for Moving Body Overset Grid Assembly, 17th AIAA Computational Fluid Dynamics Conference, Toronto, Canada, June 2005.
33. Berdichevsky,V.L. , "On the energy of an elastic rod." Journal of Applied Mathematics and Mechanics , Vol. 45, 1982, pp. 518-529.
34. Cesnik, C.E.S., and Hodges, D.H., "VABS: a new concept for composite rotor blade cross-sectional modeling." Journal of the American Helicopter Soci- ety, Vol. 42 (1), January 1997, pp. 27-38.
35. Bauchau, O.A. , Choi, J.Y., and Bottasso, C.L., "On the modeling of shells in multibody dynamics." Multibody System Dynamics, Vol. 8 (4), 2002, pp. 459-489.
36. Peters, D. and Barwey, D., "A General Theory of Rotorcraft Trim," Mathematical Problems in En- gineering, Vol. 2, 1996 pp. 1-34.
37. Abras, J., Smith, M., and Bauchau, O., Rotor Air- load Predictions Using Coupled Finite Element and Free Wake Methods, Proceedings of the AHS 62nd Annual Forum, Phoenix, AZ, May 2006.
38. Nygaard, T.A., Saberi, H., Ormiston, R., Strawn, R.C., Potsdam, M., and Johnson, W., "Fluid Struc- ture Interface for Rotorcraft Aeromechanic Compu- tations." Unpublished, 2005.
39. Brand, A., An Experimental Investigation of the Interaction Between a Model Rotor and Airframe in Forward Flight, Ph.D. Thesis, Georgia Institute of Technology, 1989.
40. Kufeld, R. M., Balough, D. L., Cross, J. L., Stude- baker, K. F., Jennison, C. D., and Bousman, W. G., "Flight Testing of the UH-60A Airloads Aircraft," Proceedings of the American Helicopter Society 50th Annual Forum, Washington, D.C., May, 1994.
41. Bousman, W. G., and Kufeld, R. M., "UH-60A Airloads Catalog." NASA TM 212827, August 2005.
42. Kufeld, R. M. and Bousman, W. G.,"UH-60A Air- loads ProgramAzimuth Reference Correction." Tech- nical note, Journal of the American Helicopter Soci- ety, Vol. 50 (2), April 2005, pp. 211-213.
43. Bousman, W., "An Investigation of Helicopter Ro- tor Blade Flap Vibratory Loads." Proceedings of the 48th American Helicopter Society Annual Forum , Washington, D.C., June 1992.
44. Datta, A., and Chopra, I., "Validation of Struc- tural and Aerodynamic Modeling Using UH-60A Flight Test Data." American Helicopter Society 59th Annual Forum, Phoenix, Arizona, May 6-8, 2003.