Range of variability in the dynamics of semi-cylindrical friction dampers for turbine blades

Proceedings of the ASME Turbo Expo

Volumn 5, Issue PART A, 2008, Pages 519-529

  Zucca, Stefano ^a   Botto, Daniele ^a   Gola, Muzio M ^a  

^a POLITECNICO DI TORINO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

COEFFICIENT OF FRICTIONS; DAMPER BEHAVIORS; EXCITATION FORCE; FORCED RESPONSE; FRICTION DAMPER; HIGH CYCLE FATIGUE; IN-PLANE; NONUNIQUENESS; NORMAL LOADS; NUMERICAL CODE; NUMERICAL TESTS; RESONANT STRESS; STATIC BALANCE; SYSTEM DYNAMICS; THREE DEGREES OF FREEDOM; TURBINE BLADE;

ENGINES; FRICTION; MATHEMATICAL MODELS; ROTATION; TURBINES; TURBOMACHINE BLADES;

DAMPING;

EID: 69949174001     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/GT2008-51058     Document Type: Conference Paper

References (12)

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2. Yang B.D., Menq C.H., 1998, Characterization of Contact Kinematics and Application to the design of Wedge Dampers in Turbomachinery Blading: part 2 - Prediction of Forced Response and Experimental Verification, ASME Journal of Engineering for Gas Turbine and Power, vol. 120, pp. 418-423.
3. Sanliturk K.Y., Ewins D.J., Stanbridge A.B., 1999, Underplatform Dampers for Turbine Blades: Theoretical Modelling, Analysis and Comparison with Experimental Data, ASME Gas Turbine & Aeroengine Congress and Exhibition Indianapolis, ASME paper 99- GT-335.
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7. Firrone CM., Botto D., Gola M.M., Modelling A Friction Damper: Analysis Of The Experimental Data And Comparison With Numerical Results, Proceedings of ESDA2006 July 4-7, 2006, Torino, Italy, ESDA2006-95605.
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10. Panning L., Popp K., Sextro W., Goetting F., Kayser A., and Wolter I., Asymmetrical underplatform dampers in gas turbine bladings: theory and application. Proceedings of ASME Turbo Expo 2004, GT2004-53316.
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