.... 01 07 2022 05 09 2022 20 10 2022 component test end stage blades multiaxial fatigue finite element analysis fatigue assessment lifetime evaluation stress gradient effect The increased use of regenerative energies results in modified requirements for fossil power...

...P. A. Roy; S. A. Meguid In this paper, we examine the energy absorption and containment capabilities of a newly proposed dual-ring design accounting for interactions between a released blade and fully bladed fan disk using three-dimensional finite element analysis. The components of this dual-ring...

... evolution of steam turbine rotors. Compared with the CDM model, this new method in terms of entropy production is independent of load sequence and load history. low cycle fatigue continuum damage mechanics steam turbine finite element analysis stress corrosion 01 11 2011 18 11 2011...

... stiffnesses and added mass coefficients; the latter was previously ignored or largely under predicted. 21 06 2011 22 06 2011 01 03 2012 01 03 2012 compressors finite element analysis hydrodynamics lubricating oils machine bearings rotors Oil seals are used...

... current based damping device for a last stage steam turbine blading presented in GT2009-59593 is conducted. A transient electromagnetic finite element analysis of the eddy current damper is performed, and the resulting damping forces are compared to their analytical solution. Parameter studies are carried...

... on the heat transfer coefficient. 31 05 2011 27 06 2011 30 01 2012 30 01 2012 combustion engines finite element analysis heat transfer thermo-optical effects Over the last ten years, there have been significant technological advances toward the reduction of NO x...

... computational fluid dynamics erosion finite element analysis turbomachinery Erosion affects axial and centrifugal fans in power plant boiler induced-draft systems. Particle laden flows characterize the operating environment as a consequence of the transport of solid or molten particles. This results...

... combustion cooling engines finite element analysis gas turbines modules strain gauges telemetry test equipment thermal analysis thermocouples Telemetry systems are used for the measurement of data via sensors located at remote or inaccessible locations. Since its origin in the late 19th...

... 13 04 2011 07 12 2011 07 12 2011 bars bending blades cantilevers eigenvalues and eigenfunctions finite element analysis rotors shafts turbines turbogenerators variable structure systems vibrations Due to the increasing sizes of low-pressure-stage long blades...

... to 0.0006 rad (0.03438 deg). Experimental test data verify the computational model predictions. 12 04 2011 19 04 2011 02 12 2011 02 12 2011 compressed air systems finite element analysis hydrodynamics impellers rolling bearings rotors turbomachinery...

... and structural design, but the maximum stress predicted by finite element analysis greatly exceeds the yield limit of material. Further, the wheel weight is above 7.2 kg, thus, bringing some critical difficulties for bearing design and turbine operation. Therefore, an integrated optimization design method...

... investigates the influence of single crystal orientation on the elastic stresses of a CMSX-4 turbine blade root attachment using finite element analysis. The results demonstrate an appreciable variation in elastic stress when analyzed over the controlled Primary angle, and are further compounded...

... , “ Nonlinear Finite-Element Analysis to Predict Fan Blade Damage Soft Body Impact ,” J. Propul. 86 , pp. 445 − 450 . 10.2514/3.25455 5 Vasco , T. J. , 2000 , “ Fan Blade Bird-Strike Analysis and Design ,” Proceedings of the 6th International LS-DYNA Users Conference , Detroit, MI , Session 9...

... the stability measurements carried out on two compressors (390 bars and 655 bars discharge pressure) and compares the results. 09 04 2010 13 04 2010 10 03 2011 10 03 2011 compressors finite element analysis mechanical stability pistons rotors seals (stoppers) shock absorbers...

... and observed values of system damping agreed to within 10%. The results of these comparisons are taken to indicate that it is possible to use laboratory-determined material properties together with an iterative finite element analysis to obtain satisfactory predictions of the response of an actual blade...

..., from data referred to the domain upstream the flame zone. 25 05 2009 12 10 2009 24 09 2010 24 09 2010 acoustic waves combustion eigenvalues and eigenfunctions finite element analysis gas turbines geometry The thermo-acoustic combustion instability...

... 08 2010 25 08 2010 design engineering finite element analysis genetic algorithms machine bearings particle swarm optimisation rotors rotors vibration optimization bearings Over the years, design of rotating machineries has become more challenging due to continuous...

... responses of a full model finite element analysis to those of a reduced-order model using the new reduction method. Natural clamped blade frequencies (Hz) for the four first modes Nominal blade Light blade Heavy blade Mode 1F 996.4 1054.3 947.9 Mode 2F 4013.0 3937.5 4077.1 Mode...

... bubble collapse particle method interfacial velocity bubble collapse time bubbles finite difference methods finite element analysis finite volume methods hydrodynamics 12 08 2009 14 08 2009 09 07 2010 09 07 2010 2010 American Society of Mechanical Engineers ...

... is introduced to simulate the influence of pretightening force on modal parameters of these simplified rod-fastened rotors using finite element method. The experiment measured results are compared and fitted to the finite element analysis results and the relationship between contact stiffness and contact stress...