Modeling techniques for evaluating the effectiveness of particle damping in turbomachinery

Collection of Technical Papers - AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference

Volumn , Issue , 2009, Pages

  Ehrgott, Richard ^a   Panossian, Hagop V ^b   Davis, Gary ^c  

^a Structural Dynamics   (United States)

^b Pratt and Whitney   (United States)

^c Pratt and Whitney   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC VIBRATION; AXISYMMETRIC; DYNAMIC EXCITATIONS; EMPIRICAL METHOD; FATIGUE LIFE; FLOW INDUCED; GEOMETRY CHANGE; HARMONIC MODEL; HARSH ENVIRONMENT; HIGH PRESSURE; HIGH-POWER; MODAL DAMPING; MODELING TECHNIQUE; OPERATIONAL FAILURES; PARTICLE DAMPING; SEAL DESIGN; STRUCTURAL RESPONSE; TARGET MODE; TURBO PUMPS; VIBRATION PROBLEM;

BOOSTERS (ROCKET); COMBINATORIAL OPTIMIZATION; COMBUSTION; COMBUSTION CHAMBERS; DAMPING; EXPLOSIVES; FINITE ELEMENT METHOD; STRUCTURAL DYNAMICS; TURBINE PUMPS;

SEALS;

EID: 84855624015     PISSN: 02734508     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (6)

1. H. Panossian, B. Kovac & R. Rackl, "Composite Honeycomb Treatment Via Non-Obstructive Particle Damping (NOPD)," Presented in the SDM 04, Palm Springs, CA. April 2004.
2. C. Salueña, S. E. Esipov, D. Rosenkranz, and H. V. Panossian, "On Modeling of Arrays of Passive Granular Dampers," Proceedings of SPIE Vol. 3672, Smart Structures and Materials, Passive Damping and Isolation, 1999.
3. H. V. Panossian, "Non-Obstructive Impact Damping Applications for Cryogenic Environments," Proceedings of Damping '89 Conference, Orlando, FL, Feb. 1989 pp. KBC-1, KBC-9.
4. S. S. Simonian, "Particle Beam Damper," Proceedings of SPIE Vol. 3672, Smart Structures and Materials, Passive Damping and Isolation, 1999.
5. H. V. Panossian, "Non-Obstructive Particle Damping Tests on Aluminum Beams," Proceedings of Damping '91 Conference in San Diego, CA, 1991 pp. ICB-1, ICV-15, 13-15.
6. H. V. Panossian, "Structural Damping Enhancement via NOPD Technique," Journal of Vibration and Acoustics, Jan. 1992, pp. 101-105, Vol. 114.