... of uncertainty in mass properties focused first on the variability of the rotor natural frequencies. To this end, an ensemble of 1000 random matrices M ∧ ¯ ¯ , G ∧ ¯ ¯ , and K ∧ ¯ ¯ were generated and the corresponding eigenvalues...

... of rotordynamic systems. uncertainty uncertain rotor uncertain bearings rotordynamics nonparametric stochastic modeling random matrices A series of algorithms were described in the first part of this series ( 1 ) to simulate an ensemble of uncertain stiffness, mass, gyroscopic, and centripetal...

... 03 2009 25 03 2009 07 06 2010 07 06 2010 damping elastic constants machine bearings matrix algebra rotors stochastic processes uncertainty uncertain rotor uncertain bearings rotordynamics nonparametric stochastic modeling random matrices Notwithstanding...