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Keywords: flow simulation
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Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. May 2012, 134(5): 054501.
Published Online: March 6, 2012
... of a High Fidelity Aero-Thermodynamic Turbofan Engine Simulation,” ASME Turbo Expo, Jun. 6-10, Vancouver, Canada, Paper No. GT2011-46661). 22 06 2011 05 08 2011 06 03 2012 06 03 2012 aerodynamics flow simulation gas turbines jet engines reduced order systems thermodynamics...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052502.
Published Online: February 21, 2012
... for the circumferential averaging interface differ, contrary to the flow parameters, due to smoothing of local effects from the preswirl jets. 31 05 2011 28 06 2011 21 02 2012 21 02 2012 computational fluid dynamics Coriolis force flow instability flow simulation heat transfer jets...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 041504.
Published Online: January 30, 2012
... mixture at which no autoignition events were observed in the experiments. The second fuel blend is a H 2 / N 2 mixture at which autoignition in the mixing section occurred. First, the non-reacting flow simulations are performed for the H 2 /natural gas/ N 2 mixture in order to compare the accuracy...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2012, 134(4): 041503.
Published Online: January 27, 2012
... 2012 chemically reactive flow combustion combustion equipment flames flow instability flow simulation gas turbines swirling flow turbulence large eddy simulation turbulence chemistry interaction models validation Present-day combustion models often rely on Reynolds...
Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. April 2012, 134(4): 044502.
Published Online: January 25, 2012
... direction. This is the reason why only 2% of the flow amounts would get 20% of the working range expansion. 12 05 2011 12 05 2011 25 01 2012 25 01 2012 compressors flow instability flow simulation impellers numerical analysis centrifugal compressor holed casing...
Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. March 2012, 134(3): 034501.
Published Online: January 9, 2012
... 2012 09 01 2012 aerospace engines combustion computational fluid dynamics confined flow flow simulation gas turbines jets mixing pipe flow sprays micro gas turbine low emission lean premixed prevaporized combustion multihole tube mixing uniformity As the core...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 021502.
Published Online: December 16, 2011
... and eigenfunctions flames flow instability flow simulation Navier-Stokes equations transfer functions turbulence Stringent emission regulations (for NO x , CO, etc.) have been established for gas turbines. In order to comply with these regulations, lean premixed combustion technology has been...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2011, 133(12): 121501.
Published Online: September 1, 2011
.... 09 04 2011 12 04 2011 01 09 2011 01 09 2011 chemiluminescence flames flow simulation statistical analysis turbulence velocity measurement An important property of combustion systems is the heat release rate distribution of the flame. For lean premixed combustion...
Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. November 2011, 133(11): 114503.
Published Online: May 18, 2011
... along the flow direction. 07 10 2010 06 03 2011 18 05 2011 18 05 2011 flow simulation flowmeters Navier-Stokes equations numerical analysis pressure measurement rotational flow seals (stoppers) turbines turbulence staggered labyrinth seal leakage flow...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 2011, 133(10): 101201.
Published Online: May 3, 2011
... found successful for subsonic jets by employing jets pitched 60 deg into the flow, impinging on the shear layer just past the tips of the chevrons or in the same axial position when injection is without chevrons. 12 05 2010 06 10 2010 03 05 2011 03 05 2011 aeroacoustics flow...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 092502.
Published Online: April 19, 2011
... design engineering flow simulation gas turbines probability sensitivity analysis Gas turbine engine secondary airflow systems (SAS) are sensitive to variation from many sources, where the total number ranges from at least 100 to many more. Sources of variation in a flight engine include...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 061504.
Published Online: February 16, 2011
... of the LES simulation using the standard Smagorinsky model were found to provide much better agreement with the experiments also in the description of turbulent mixing. 10 06 2010 02 07 2010 16 02 2011 16 02 2011 combustion computational fluid dynamics flow measurement flow...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 061501.
Published Online: February 15, 2011
... associated with a traveling wave along the jet as determined by proper orthogonal decomposition. 30 05 2010 31 05 2010 15 02 2011 15 02 2011 bending dissociation flow simulation gas turbines jets turbulence The atomization of turbulent liquid jets injected into fast...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2011, 133(4): 041202.
Published Online: November 19, 2010
... of this framework to more complex flows requires no fundamental modifications as will also be discussed. 01 06 2010 10 06 2010 19 11 2010 19 11 2010 aeroacoustics boundary layer turbulence engines flow simulation gas turbines jets military aircraft Navier-Stokes equations nozzles...
Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. April 2011, 133(4): 044501.
Published Online: November 18, 2010
...-fuel ratio was decreased. 04 06 2009 07 01 2010 18 11 2010 18 11 2010 combustion computational fluid dynamics diesel engines flow simulation swirling flow torque valves CFD has gained acceptance as a tool for engine design and to evaluate changes to engine...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2011, 133(2): 022504.
Published Online: October 29, 2010
... investigation. The flow solver also provided detailed physical insight into the cavity flow instability mechanism. 26 04 2010 29 04 2010 29 10 2010 29 10 2010 aeroacoustics channel flow external flows flow instability flow simulation Navier-Stokes equations seals (stoppers...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2011, 133(2): 021506.
Published Online: October 28, 2010
... to predict temperature values for combustor operation with different fuels and steam to fuel ratios. 15 04 2010 27 04 2010 28 10 2010 28 10 2010 blades chemically reactive flow combustion computational fluid dynamics cooling engines flow simulation gas turbines numerical...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. December 2010, 132(12): 123001.
Published Online: September 1, 2010
... assist in the optimization of the soot-blowing regime (location and frequency). 10 12 2009 17 12 2009 01 09 2010 01 09 2010 boilers computational fluid dynamics flow simulation heat transfer steam power stations fouling fuel combustion heat transfer power systems...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2010, 132(9): 091402.
Published Online: June 17, 2010
... rotors flow instability compressors impellers Mach number pistons compressible flow swirling flow flow simulation rotordynamic coefficients impeller-shroud forces Multistage centrifugal compressors using shrouded impellers have been notably subject to rotordynamic instabilities...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082402.
Published Online: May 20, 2010
... approaches. Comparisons are made for overall stability prediction as well as sensitivity to system changes. Conclusions are made regarding the applicability and limits of this new approach. 19 03 2009 13 08 2009 20 05 2010 20 05 2010 compressors computational fluid dynamics flow...