Extraction of nonlinear indicial and critical state responses from experimental data

37th Aerospace Sciences Meeting and Exhibit

Volumn , Issue , 1999, Pages

  Reisenthel, Patrick H ^a   Bettencourt, Matthew T ^a,b  

^a Nielsen Engineering & Research Inc   (United States)

^b Polymer Science Department   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AEROSPACE ENGINEERING; CRITICAL CURRENT DENSITY (SUPERCONDUCTIVITY); EXTRACTION;

CRITICAL STATE; DELTA WINGS; EMPIRICAL DATA; EXTRACTION ALGORITHMS; HIGH-FIDELITY; ROLL OSCILLATION; ROLLING MOMENTS; UNSTEADY AERODYNAMICS;

DELTA WING AIRCRAFT;

EID: 84983167723     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (21)

1. Reisenthel, P. H.: Development of a Nonlinear Indicial Model Using Response Functions Generated by a Neural Network, AIAA Paper 97-0337, Jan. 1997.
2. McKeehen, P. D., Myatt, J. H., Grismer, D. S. and Buffington, J. M.: Simulation of a Tailless Aircraft Using Nonlinear Indicial Response Aerodynamic Modeling Methods, AIAA Paper 97-3790, 1997.
3. Reisenthel, P. H., Bettencourt, M. T., Myatt, J. H., and Grismer, D. S.: A Nonlinear Indicial Prediction Tool for Unsteady Aerodynamic Modeling, AIAA Paper 98-4350, Aug. 1998.
4. Tobak, M., Chapman, G. T., and Schiff, L. B.: Mathematical Modeling of the Aerodynamic Characteristics in Flight Dynamics, NASA TM 85880, 1984.
5. Tobak, M. and Chapman, G. T.: Nonlinear Problems in Flight Dynamics Involving Aerodynamic Bifurcations, NASA TM 86706, 1985.
6. Reisenthel, P. H.: Novel Application of Nonlinear Indicial Theory For Simulation and Design of Maneuvering Fighter Aircraft, WL-TR-95-3094, Dec. 1995.
7. Reisenthel, P. H.: Development of a Nonlinear Indicial Model For Maneuvering Fighter Aircraft, AIAA Paper No. 96-0896, Jan. 1996.
8. Reisenthel, P. H.: Application of Nonlinear Indicial Modeling to the Prediction of a Dynamically Stalling Wing, AIAA Paper No. 96-2493, Jun. 1996.
9. Reisenthel, P. H. and Bettencourt, M. T.: Data-based Aerodynamic Modeling Using Nonlinear Indicial Theory, AIAA Paper 99-0763, Jan. 1999.
10. Nixon, D.: “Alternative Methods for Modeling Unsteady Transonic Flows,” Unsteady Transonic Aerodynamics, Vol. 120 of Progress in Astronautics and Aeronautics, Ed. by D. Nixon, AIAA, 1989.
11. Jenkins, J. E., Myatt, J. H., and Hanff, E. S.: “Body Axis Rolling Motion Critical States of a 65-Degree Delta Wing,” J. Aircraft, Vol. 33, No. 2, 1996, pp. 268-278.
12. Jobe, C. E., Hsia, A. H., Jenkins, J. E., and Addington, G. A.: “Critical States and Flow Structure on a 65-Deg Delta Wing,” J. Aircraft, Vol. 33, No. 2, 1996, pp. 347-352.
13. Myatt, J. H.: Modeling the Rolling Moment on the 65Degree Delta Wing for Rolling Motions at High Angle of Attack, Ph.D. dissertation, Department of Aeronautics and Astronautics, Stanford University, Apr. 1997.
14. Chadran, K., Colton, D., Paivarinta, L., and Rundell, W.: An Introduction to Inverse Scattering and Inverse Spectral Problems, SIAM, Philadelphia, PA, 1997.
15. Hansen, P. C.: Rank-Deficient and Discrete III-Posed Problems, SIAM, Philadelphia, PA, 1998.
16. Reisenthel, P. H. and Bettencourt, M. T.: Development of a Nonlinear Indicial Prediction System for Unsteady Aerodynamic Modeling, AFRL-VA-WP-TR-19983036, Jan. 1999.
17. Tikhonov, A.N., Goncharsky, A. V., Stepanov, V. V., and Yagola, A. G.: Numerical Methods for the Solution of Ill-Posed Problems, Mathematics and Its Applications series, Vol. 328, Kluwer Academic Publishers, Dordrecht, The Netherlands, 1995.
18. Abramowitz, M. and Stegun, I. A.: Handbook of Mathematical Functions, Dover Publications, New York, NY, 1972.
19. Myatt, J. H.: Modeling the Rolling 65-Degree Delta Wing with Critical State Encounters, AIAA 97-3646, Aug. 1997.
20. Jenkins, J. E. and Myatt, J. H.: Modeling Nonlinear Aerodynamic Loads for Aircraft Stability and Control Analysis, AGARD Report 789, Feb. 1993, pp. 13/1-13/10.
21. Grismer, D. S. and Jenkins, J. E.: “Critical-State Transients for a Rolling 65” Delta Wing,” J. Aircraft, Vol. 34, No. 3, May-Jun. 1997, pp. 380-386.