Development of an integral damping treatment for NASA's next generation hollow fan blades

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 4697, Issue , 2002, Pages 15-24

  Kosmatka, J B ^a   Mehmed, Oral ^a  

^a UNIVERSITY OF CALIFORNIA SAN DIEGO   (United States)

Author keywords

Blade Structures; Composites; Embedded Damping

Indexed keywords

ACOUSTIC NOISE; AERODYNAMICS; BENDING (DEFORMATION); COMPOSITE MATERIALS; DAMPING; NATURAL FREQUENCIES; SPACE RESEARCH; STRUCTURAL ANALYSIS; TURBOMACHINE BLADES; VIBRATIONS (MECHANICAL); VISCOELASTICITY;

AEROELASTIC INSTABILITY; EMBEDDED DAMPING;

FANS;

EID: 0036378850     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.472662     Document Type: Conference Paper

References (9)

1. Hobbs, D. E., R. J. Neubert, E. W. Malmborg, D. H. Philbrick, and D. A. Spear; "Low Noise Research Fan Stage Design," NASA Contractor Report 195383, March 1995.
2. Kosmatka, J. B., A. J. Lapid, & O. Mehmed; "Passive Vibration Reduction of Advanced Composite Pre-Twisted Plates Using Integral Damping Materials," Proceedings of the 1995 SPIE Symposium on Smart Structures and Materials, vol. 2445, no. 8, pp. 72-83, 1995.
3. Kosmatka, J. B., A. J. Lapid, and O. Mehmed; "Vibration Reduction in Advanced Composite TurboFan Blades Using Embedded Damping Materials," Proceedings of the 1996 SPIE Symposium on Smart Structures and Materials, Vol. 2720, No. 3, pp. 13-24, February, 1996.
4. Johnson, C. D., and D. A. Keinholz, "Finite Element Prediction of Damping in Structures with Constrained Viscoelastic Layers," AIAA Journal, vol. 20, No. 9, pp. 1284-1290, 1982.
5. Kosmatka, J. B. and O. Mehmed, "Experimental Spin Testing of Integrally Damped Composite Blades," Proceedings of the 39th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, vol. 2, pp. 1295-1303, 1998.
6. Kosmatka, J. B. and O. Mehmed, "Vibration Reduction of Integral Composite Fan Blades: Experimental Spin Testing," Proceedings of the 3rd National Turbine Engine High-Cycle Fatigue Conference (CD), Session 11, pp. 10-18, 1998.
7. Kosmatka, J. B., and O. Mehmed, "Vibration Reduction in Integral Damped Composite Fan Blades: Experimental Results," Proceedings of the 1998 SPIE Smart Structures and Materials 1998: Passive Damping and Isolation, vol. 3327, pp. 115-127, March, 1998.
8. Biggerstaff, J. M., and J.B. Kosmatka; "Damping Performance of Cocured Graphite/Epoxy Composite Laminates with Embedded Damping Materials," Journal of Composite Materials, In Press, Spring, 1999.
9. Kosmatka, J. B., G. Appuhn, and O. Mehmed; "Design and Testing of Integrally Damped First-Stage Composite Fan Blades," Proceedings of the AIAA Structure, Dynamics, and Materials Conference, AIAA-2002-1511, 2002.