.... Aerodynamic excitation forces are the main reason for high cycle fatigue in turbocharger turbines and therefore a fundamental understanding is of key importance. aerodynamics blades compressors computational fluid dynamics eigenvalues and eigenfunctions engines fatigue gas turbines stress...

... 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 The modal stability criterion (MSC) provides a convenient and quick means to perform a system stability analysis for aerodynamically excited turbomachinery using the real modes...

... case, the instability is referred to as screech or rumble, depending on the type of acoustic mode involved. thermoacoustics shock waves flow instability impedance matrix eigenvalues and eigenfunctions boundary-value problems 13 June 2004 01 October 2003 01 March 2004...