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Keywords: Navier-Stokes equations
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041020.
Published Online: July 25, 2011
... was separated into fluid and solid blocks by the wall. The three-dimensional NavierStokes equations and turbulence equations were solved in the fluid blocks. The Fourier equation was applied in the solid body blocks. Coupling of fluid blocks and solid blocks was achieved by equating the local heat fluxes...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041022.
Published Online: July 25, 2011
...-Stokes equations rotors subsonic flow transonic flow turbines turbulence 02 11 2010 12 09 2010 25 07 2011 25 07 2011 This section provides a brief description of the pertinent numerical details related to this work. Further information can be found in Refs. 2 12...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031020.
Published Online: July 15, 2011
... NavierStokes equations supplemented with κ - ω -SST turbulence model. Of special interest herein is the flow physics resulting from optimization, revealing the intricate connections to the remarkable reduction in flow distortion and total pressure losses at the engine face. It is discovered...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031021.
Published Online: July 15, 2011
..., a detailed description of the redesign procedure is provided, and the aerodynamic characteristics of the optimized geometry are discussed and compared with the original ones. 16 06 2009 23 08 2010 15 07 2011 15 07 2011 mechanical engineering computing Navier-Stokes equations...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021024.
Published Online: July 7, 2011
... 07 2010 30 07 2010 07 07 2011 07 07 2011 compressors flow simulation Navier-Stokes equations turbines turbomachinery The industrial application of LES and hybrid RANS-LES is increasing. However, the more robust general solvers through which it is applied frequently...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041016.
Published Online: April 21, 2011
...Xinqian Zheng; Yangjun Zhang; Weidong Xing; Junyue Zhang Flow separation control was investigated on a compressor cascade using three types of fluidic-based excitations: steady suction, steady blowing, and synthetic jet. By solving unsteady Reynolds–averaged NavierStokes equations, the effect...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041013.
Published Online: April 21, 2011
... 10 2010 21 04 2011 21 04 2011 compressible flow compressors confined flow Navier-Stokes equations rotating stall surge fan speed stall hysteresis stall inception stall recovery Recipient of the IGTI Technical Committee Best Paper Award for 2010. Rotating...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041010.
Published Online: April 20, 2011
... of Preconditioning Methods for the Euler and Navier-Stokes Equations ( 30th VKI Lecture Series on Computational Fluid Dynamics ). Jameson , A. , 1991 , “ Time Dependent Calculations Using Multigrid, With Applications to Unsteady Flows Past Airfoils and Wings ,” AIAA Paper No. 91-1596. Bonfiglioli...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041004.
Published Online: April 19, 2011
... 2008 22 02 2009 19 04 2011 19 04 2011 aerodynamics aerospace components bubbles coatings compressors computational fluid dynamics gas turbines Mach number Navier-Stokes equations turbulence Transonic or supersonic compressor blades typically have leading edge...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031025.
Published Online: December 7, 2010
... Summary of the blade geometrical characteristics The CFD code employed in this work is HYDRA ( 16 ). HYDRA solves the compressible Reynolds averaged NavierStokes equations on unstructured grids using a finite volume method. A second order spatial discretization is used with an explicit four...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031024.
Published Online: December 7, 2010
... aerodynamics cavitation channel flow finite volume methods heat transfer jets Navier-Stokes equations temperature distribution State-of-the-art gas turbine engines are designed to operate at turbine inlet temperatures over 1850 K. Since modern alloys can withstand temperatures up to about 1350 K...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031014.
Published Online: November 16, 2010
... , A. , Pierce , N. A. , and Martinelli , L. , 1997 , “ Optimum Aerodynamic Design Using the Navier-Stokes Equations ,” Proceedings of the AIAA 35th Aerospace Sciences Meeting and Exhibit , Reno, NV. Reuther , J. , Jameson , A. , Farmer , J. , Martinelli , L. , and Saunders , D...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031010.
Published Online: November 15, 2010
... can be seen all along the pressure side edge and penetrate well into the passage. 27 08 2009 22 05 2010 15 11 2010 15 11 2010 blades flow instability flow simulation gas turbines heat transfer Navier-Stokes equations turbulence wakes gas turbine heat transfer...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021017.
Published Online: October 25, 2010
..., the configurations were investigated numerically by solving the Reynolds-averaged NavierStokes equations using the finite-volume solver FLUENT . The numerical grids were generated by the hybrid grid generator CENTAUR . Three different turbulence models were considered: the realizable k - ε model with two-layer wall...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021002.
Published Online: October 19, 2010
... losses were determined in separate experiments by local static pressure measurements. Furthermore, a computational study was performed solving the Reynolds-averaged NavierStokes equations using the commercial finite-volume solver FLUENT . The numerical grids were generated using the hybrid grid...