... 2011 blades fans finite element analysis hydrodynamics jet engines Runge-Kutta methods strain gauges time-domain analysis During the routine operating conditions of a commercial engine, there is a likelihood of encountering many different types of foreign object damage called FOD...

... 2010 22 03 2011 22 03 2011 aerospace engines damping frequency-domain analysis harmonics springs (mechanical) time-domain analysis vibrations Of all rotating machines that use squeeze-film damper (SFD) bearings, three-spool aero-engines can be considered as the most...

... analysis Galerkin method iterative methods mechanical contact reduced order systems steam turbines thermal stresses time-domain analysis vibrations The rotor blades of a low pressure (LP) steam turbine stage are subjected to high static and dynamic loads during operation. The static loads...

... , “ A Receptance Harmonic Balance Technique for the Computation of the Vibration of a Whole Aero-Engine Model With Nonlinear Bearings ,” J. Sound Vib. 0022-460X , 324 , pp. 221 – 242 . 23 03 2009 27 03 2009 03 12 2009 03 12 2009 aerospace engines machine bearings time-domain...

... production industries machining micromechanical devices precision engineering time-domain analysis turbomachinery power MEMS mesoscale foil gas bearing palm-sized microturbomachinery Schematics of macroscale foil bearing; figure adopted from Ref. 15 After the SU-8 or the PMMA...

... Fourier transforms frequency-domain analysis gas turbines Green's function methods Mach number thermoacoustics time-domain analysis transfer functions LPP combustion is a method of reducing NO x emissions from gas turbines by mixing the fuel and air more evenly before...

... bearing stiffness and damping coefficients machine bearings turbomachinery damping time-domain analysis turbulence elasticity 21 07 2006 01 09 2006 2007 American Society of Mechanical Engineers ...

... 2006 friction damping machine bearings turbomachinery dynamic testing shafts time-domain analysis frequency-domain analysis Foil bearings (FBs) are made of one or more compliant surfaces of corrugated metal and one or more layers of top foil surfaces. The compliant surface...

... Disturbances in a Gas Turbine Combustor,” AIAA Paper No. AIAA-01-0486. Chu, B.-T., 1956, “Stability of Systems Containing a Heat Source—The Rayleigh Criterion,” NACA Research Memorandum NACA RM 56D27. combustion time-domain analysis flames finite element analysis wave equations flow instability...