Aeroelastic stability of composite hingeless rotors with advanced configurations

37th AIAA/ASME/ASCE/AHS/ASC Structure, Structural Dynamics and Materials Conference

Volumn , Issue , 1996, Pages 1991-2001

  Shang, Xiaoyang ^a   Hodges, Dewey H ^a  

^a Georgia Institute of Technology   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; DYNAMICS; STRUCTURAL DYNAMICS; COMPOSITE MATERIALS; COMPUTER SIMULATION; DAMPING; FINITE ELEMENT METHOD; GEOMETRY; STRUCTURAL LOADS; SYSTEM STABILITY; TURBOMACHINE BLADES; WAKES;

AEROELASTIC STABILITY; COMPOSITE CROSS SECTION; CONFIGURATION PARAMETERS; GEOMETRICALLY EXACT; MIXED FINITE ELEMENTS; NUMERICAL RESULTS; THREE DIMENSIONAL EFFECT; UNSTEADY AERODYNAMICS;

AEROELASTICITY; ROTORS;

AEROELASTIC STABILITY; COMPOSITE HINGELESS ROTORS; HOVER;

EID: 0029706476     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.1996-1548     Document Type: Conference Paper

References (15)

1. Hodges, D. H., “A Mixed Variational Formulation Based on Exact Intrinsic Equations for Dynamics of Moving Beams,” Journal of Solids and Structures Vol. 26, 1991, pp. 1253-1273.
2. Peters, D. A., and He, C. J., “A Closed-Form Unsteady Aerodynamic Theory for Lifting Rotors in Hover and Forward Flight,” Proceedings of the 43rd Annual National Forum of the American Helicopter Society, St. Louis, Missouri, 1987.
3. Shang, X., and Hodges, D. H., “Aeroelastic Stability of Composite Rotor Blades in Hover,” Proceedings of the 36th Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, April 10-12, 1995.
4. Hodges, D. H., Shang, X., and Cesnik, C. E. S., “Finite Element Solution of Nonlinear Intrinsic Equations for Curved Composite Beams,” Proceedings of the 36th Structures, Structural Dynamics and Materials Conference, New Orleans, Louisiana, April 10-12, 1995.
5. Shang, X., “Aeroelastic Stability of Composite Hingeless Rotors with Finite-State Unsteady Aerodynamics,” Ph.D. Thesis, Georgia Institute of Technology, August, 1995.
6. Bauchau, O. A., and Kang, N. K., “A Multibody Formulation for Helicopter Structural Dynamic Analysis,” Journal of American Helicopter Society, 1993, pp. 3-14.
7. Atilgan, A. R., and Hodges, D. H., “Unified Nonlinear Analysis for Nonhomogeneous Anisotropic Beams with Closed Cross Sections,” AIAA Journal, Vol. 29, No. 11, November 1991, pp. 1990-1999.
8. Cesnik, C. E. S., and Hodges, D. H., “Variational- Asymptotical Analysis of Initially Curved and Twisted Composite Beams,” Applied Mechanics Reviews, Vol. 46, No. 11, Part 2, 1993, pp. S211-S220.
9. Hodges, D. H., Atilgan, A. R., Cesnik C. E. S., and Fulton, M. V., “On a Simplified Strain Energy Function for Geometrically Nonlinear Behaviors of Anisotropic Beams,” Composites Engineering, Vol. 2, Nos. 5-7, 1992, pp. 513-526.
10. Fulton, M. V., and Hodges, D. H., “Aeroelastic Stability of Composite Hingeless Rotor Blades in Hover-Part I: Theory,” Mathematical and Computer Modelling, Vol. 18, No. 3/4, Aug. 1993, pp. 1-18.
11. Fulton, M. V., and Hodges, D. H., “Aeroelastic Stability of Composite Hingeless Rotor Blades in Hover-Part II: Results,” Mathematical and Computer Modelling, Vol. 18, No. 3/4, Aug. 1993, pp. 19-36.
12. D. L. Sharpe, “An Experimental Investigation of the Flap-Lag-Torsion Aeroelastic Stability of a Small-Scale Hingelesss Helicopter Rotor in Hover,” NASA TP-2546, 1986.
13. de Andrade, D., “Coupling of a State-Space Inflow to Nonlinear Blade Equations and Extraction of Generalized Aerodynamic Force Mode Shapes,” Applied Mechanics Reviews, Vol. 46, No. 11, Part 2, 1993, pp. S295-S304.
14. deAndrade, D., Peters, D. A., “Correlation of Experimental Flap-Lag-Torsion Damping-A Case Study,” Mathematical and Computer Modelling, Vol. 19, 3/4, 1994, pp. 135–158.
15. Cesnik, C. E. S., and Hodges, D. H., “Stiffness Constants for Initially Twisted and Curved Composite Beams,” Applied Mechanics Reviews, Vol. 46, No. 11, Part 2, 1993. pp. S211-S220.