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Keywords: aerospace engines
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Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. July 2012, 134(4): 044501.
Published Online: July 19, 2011
... blisks is outlined, and its robustness is studied. A method of improving the results, given noisy experimental data, is proposed. Some of the issues discussed are validated by using experimental data. 10 12 2009 09 11 2010 19 07 2011 19 07 2011 aerospace engines blades...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021022.
Published Online: June 30, 2011
... aerospace engines compressors engines exhaust systems nozzles aerodynamics radial turbines unsteady flow turbocharger quasi-steady double entry The modern turbocharger remains one of the best means to achieve significant power gains when mated to the internal combustion engine...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021015.
Published Online: June 28, 2011
... and the jet, which is largely determined by the blowing ratio. 28 06 2010 23 07 2010 28 06 2011 28 06 2011 aerospace engines cooling films flow instability jets turbines Large gains in aero-engine efficiency and turbine specific work have been made possible by raising...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021011.
Published Online: June 27, 2011
... aerospace engines computational fluid dynamics coolants cooling entropy turbines Gas turbines operate at extremely high turbine entry temperatures (TETs). For instance, the TET of Rolls-Royce Trent 900 is approximately 1850 K ( 1 ). Over the past 60 years, TET has almost doubled, driven...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021008.
Published Online: June 23, 2011
... aerospace engines rotors stators turbines wakes Considerable resources are invested in improving the efficiency of turbomachines. Wisler ( 1 ) noted that in order to justify the return on investment, technology programs must focus on issues that most impact the costs such as hardware costs...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2012, 134(1): 011012.
Published Online: May 26, 2011
... 2011 aerodynamics aerospace engines computational fluid dynamics heat transfer Increases in turbine entry temperature (TET) have allowed improvements of high-pressure (HP) turbine efficiency and specific power. Higher inlet temperatures and the desire to maximize efficiency by driving...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031025.
Published Online: December 7, 2010
... 09 2009 21 12 2009 07 12 2010 07 12 2010 aerodynamics aerospace engines computational fluid dynamics mesh generation Navier-Stokes equations rotors turbomachinery Conventional turboprops have an inherent advantage over turbojet and turbofan engines for flight Mach...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031021.
Published Online: November 29, 2010
... particles with a size beyond a critical diameter cannot be melted completely before entering into the combustor. The study can provide further consideration of the mechanism of engine “flame-out” and component impact damage. 30 11 2009 13 02 2010 29 11 2010 29 11 2010 aerospace...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021028.
Published Online: October 27, 2010
... 2009 30 09 2009 27 10 2010 27 10 2010 aerospace engines blades gas turbines heat transfer infrared imaging regression analysis It is widely accepted that the future of aircraft gas turbine engines lies in an increase in turbine entry temperatures (TET) for an increase...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2011, 133(2): 021008.
Published Online: October 21, 2010
... between the flowpath and coolant egress. aerodynamics aerospace engines cavitation computational fluid dynamics cooling jets stators swirling flow turbines 20 07 2009 27 07 2009 21 10 2010 21 10 2010 2011 American Society of Mechanical Engineers ...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2011, 133(1): 011025.
Published Online: September 27, 2010
... of turbomachinery CFD predictions is currently, and perhaps will always be, limited by turbulence and transition modeling. centrifugal compressor mixing plane turbulence modeling tandem impeller pipe diffuser aerodynamics aerospace engines boundary layer turbulence compressors flow geometry...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2011, 133(1): 011017.
Published Online: September 22, 2010
.... , and Visbal , M. R. , 2007 , “ Simulation of Plasma-Based Flow-Control Strategies for Transitional Highly Loaded Low-Pressure Turbines ,” AIAA Paper No. 2007-4216. 20 06 2009 18 07 2009 22 09 2010 22 09 2010 actuators aerospace engines blades compressors computational...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2011, 133(1): 011005.
Published Online: September 7, 2010
... for accurate, low-cost experimental techniques for capacity measurement. Correction to engine conditions is discussed. 07 04 2008 20 02 2009 07 09 2010 07 09 2010 aerospace engines blades gas turbines nozzles Engine capacity measurement has until now been the preserve...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041017.
Published Online: May 11, 2010
... and limitations associated with gas turbines which will mitigate climate change due to carbon dioxide emissions. 26 07 2009 27 07 2009 11 05 2010 11 05 2010 aerospace engines aerospace propulsion air pollution control carbon compounds electric power generation fuel economy gas...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041018.
Published Online: May 11, 2010
... to some of the lessons I had learned. The lessons are not restricted to things learned from him, but from others as well. The content then is not wholly new, but what is original is the way material is drawn together. aerospace engines aircraft blades compressors turbomachinery 26 07...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041013.
Published Online: May 5, 2010
... 2010 05 05 2010 aerodynamics aerospace components aerospace engines aircraft blades calibration compressors evaporation gas turbines mass transfer nozzles wet compression gas turbine compressor mean-line model nonequilibrium thermodynamics multiphase flow interphase...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041002.
Published Online: April 26, 2010
.... This self-noise is referred to as the ultimate noise barrier ( 2 ), and sets an upper limit to further airframe source noise reduction. acoustic noise aeroacoustics aerodynamics aerospace engines aircraft blades brakes drag turbomachinery vortices wind tunnels 10 12 2008 16 01...