... 08 09 2009 21 10 2010 21 10 2010 aerodynamics blades compressors computational fluid dynamics eigenvalues and eigenfunctions engines fatigue gas turbines stress measurement Aerodynamic blade design and thermodynamic stage optimization are always subject...

... series expansion can be used to efficiently compute eigenvalues and eigenvectors of a mistuned system. Numerical examples are presented to corroborate the validity of theoretical analysis. 23 01 2008 09 01 2009 29 04 2010 29 04 2010 blades discs (structures) eigenvalues...

... 2006 mechanical stability modal analysis aerodynamics eigenvalues and eigenfunctions damping turbines A major destabilizing force acting on turbomachinery stages is the unsteady aerodynamic force, called the Thomas/Alford force. This force was first postulated by Thomas ( 1...

... revision March 1, 2004. IGTI Review Chair: A. J. Strazisar. 13 June 2004 01 October 2003 01 March 2004 29 12 2004 thermoacoustics shock waves flow instability impedance matrix eigenvalues and eigenfunctions boundary-value problems The unsteady flows...