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Keywords: finite element analysis
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041016.
Published Online: July 21, 2011
... the rib-roughened wall are obtained by means of infrared thermography and finite element analysis. The impact of the conduction through the wall on the thermal performance is demonstrated by comparison with purely convective results, previously published by the authors on the same configuration...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041001.
Published Online: July 19, 2011
... 2011 blades finite element analysis Monte Carlo methods reduced order systems rotors statistical distributions vibrations The vibration of a multistage rotor has recently become an important area of research ( 1 2 3 4 5 6 ). The issue here is the impact of interstage coupling...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011014.
Published Online: May 27, 2011
...Zixiang Sun; John W. Chew; Nicholas J. Hills; Leo Lewis; Christophe Mabilat Use of computational fluid dynamics (CFD) to model the complex, 3D disk cavity flow and heat transfer in conjunction with an industrial finite element analysis (FEA) of turbine disk thermomechanical response during a full...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021024.
Published Online: October 26, 2010
... and the experimental measurements required are discussed. 28 07 2009 08 10 2009 26 10 2010 26 10 2010 convection finite element analysis flow simulation rough surfaces thermal conductivity While most turbine blades are highly polished when they enter service, the increase...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2011, 133(1): 011031.
Published Online: September 28, 2010
... analysis, and finite element analysis (FEA) for the thermostructural analysis. Computational three-dimensional models were developed using two commercial codes, including all elements of the real bucket to avoid geometric simplifications. An interface was developed to transfer the three-dimensional...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041008.
Published Online: April 29, 2010
... compared with experimental measurements. 09 03 2009 06 05 2009 29 04 2010 29 04 2010 cooling effusion engines finite element analysis flow measurement liquid crystals Mach number Navier-Stokes equations plates (structures) polymers stainless steel turbines turbulence...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2010, 132(3): 031004.
Published Online: March 24, 2010
... the mechanical stresses to a maximum value. The stresses are calculated by means of a finite element analysis, and controlled by modifying the blade camber, lean, and thickness at the hub. The results show that it is possible to obtain a significant reduction of the centrifugal stresses in the blades without...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021013.
Published Online: January 13, 2010
... for the aerothermal optimization described in a second paper. The CHT method uses three separate solvers: a Navier–Stokes solver to predict the nonadiabatic external flow and heat flux, a finite element analysis (FEA) to compute the heat conduction and stress within the solid, and a 1D aerothermal model based...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021011.
Published Online: January 13, 2010
... Aerodynamic Design Optimization for Blades in Multistage Turbomachines—Part II: Validation and Application ,” ASME J. Turbomach. 0889-504X 132 ( 2 ), p. 021012 . 31 08 2008 07 10 2008 13 01 2010 13 01 2010 aerodynamics blades design engineering finite element analysis...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2008, 130(1): 011013.
Published Online: January 25, 2008
... by comparison with experimental results. 13 10 2005 27 06 2006 25 01 2008 coordinate measuring machines blades rotors solid modelling finite element analysis mechanical engineering computing vibrations The relationship between CMM data and modal parameters of blades...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2006, 128(3): 512–516.
Published Online: February 6, 2006
.... The second is the modeling of a blade root. turbines blades finite element analysis mechanical contact bending 19 09 2005 06 02 2006 2006 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2007, 129(1): 143–150.
Published Online: February 1, 2006
... of the new models and an analysis of the influence of the damper parameters on the forced response of bladed disks is made. 01 10 2005 01 02 2006 blades discs (structures) friction vibration control mechanical contact finite element analysis Due to the high density of natural...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2006, 128(2): 403–410.
Published Online: September 28, 2005
... 10.1016/0924-0136(95)01880-8 , 56 , pp. 668 – 677 . Papanikos , P. , Meguid , S. A. , and Stjepanovic , Z. , 1998 , “ Three-Dimensional Nonlinear Finite Element Analysis of Dovetail Joints in Aeroengine Disks ,” Finite Elem. Anal. Design 0168-874X 10.1016/S0168-874X(98)00008-0...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. January 2006, 128(1): 206–210.
Published Online: August 1, 2005
...-order modeling techniques have been developed. However, for mistuned bladed disks, increases in blade amplitude levels do not always correlate well with increases in blade stress levels. The stress levels may be computed by postprocessing the reduced-order model results with finite element analysis...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. April 2005, 127(2): 372–379.
Published Online: May 5, 2005
... thermoacoustics gas turbines noise abatement damping modal analysis acoustic field combustion finite element analysis transfer functions acoustic pulses flames acoustic intensity acoustic wave velocity In gas turbines operating with lean premix flames, the suppression...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2005, 127(1): 128–136.
Published Online: February 9, 2005
... 2004 01 October 2003 01 March 2004 09 02 2005 vibrations damping finite element analysis discs (structures) nonlinear equations turbines mechanical contact Blade mistuning is inevitable in practical bladed disks and is usually caused by small imperfections...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. October 2006, 128(4): 597–605.
Published Online: February 1, 2005
.... microfluidics turbines machine bearings compressible flow compressibility finite element analysis hydrostatics micropumps rotors turbogenerators flow instability fluid oscillations 01 10 2004 01 02 2005 Required forward thrust-bearing pressure settings for different pump-outlet...