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Keywords: boundary layer turbulence
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041020.
Published Online: July 25, 2011
... of film hole spacing, hole size, and TBC on surface heat transfer. Calculated capture efficiencies compare well with experimental results. 21 10 2010 03 12 2010 25 07 2011 25 07 2011 blades boundary layer turbulence coating techniques computational fluid dynamics cooling...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041007.
Published Online: July 20, 2011
... turbulent skin friction, while roughness stretched spanwise results in higher turbulent skin friction than isotropic roughness of the same height. 07 09 2010 01 12 2010 20 07 2011 20 07 2011 aerodynamics blades boundary layer turbulence gas turbines heat transfer surface...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031019.
Published Online: July 15, 2011
... 2011 15 07 2011 blades boundary layer turbulence bubbles flow instability flow separation laminar flow plates (structures) Although modern gas-turbine engines are highly developed, small improvements in performance can still yield significant economic benefits. Since...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031018.
Published Online: July 15, 2011
... and turbulence production there is also broadly distributed. Proximity of the TLV to the pressure side of the neighboring blade also affects entrainment of flow into the incoming tip region. 05 07 2010 04 08 2010 15 07 2011 15 07 2011 boundary layer turbulence pumps rotors...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2012, 134(3): 031020.
Published Online: July 15, 2011
... 07 2011 15 07 2011 aerospace components aircraft boundary layer turbulence flow control Navier-Stokes equations transonic flow NASA, under the current Fundamental Aeronautics Program (FAP), is considering several commercial transport configurations beyond current aircraft...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021025.
Published Online: July 7, 2011
... boundary layer turbulence cooling flow simulation jets turbines Although the advance in metallurgy clearly increased the potential temperature of the turbine component material, the cooling methods are the essential technology that allows higher turbine entry temperatures. Film cooling...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041025.
Published Online: April 26, 2011
... that blade tip heat transfer is a strong function of Mach number, an important implication when considering the use of low speed experimental testing and associated CFD validation in engine blade tip design. 11 02 2010 22 02 2010 26 04 2011 26 04 2011 blades boundary layer...
Journal Articles
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): 011015.
Published Online: September 22, 2010
... 2010 22 09 2010 blades boundary layer turbulence gas turbines heat transfer mass transfer wakes Increased performance of gas turbine engines has been achieved in the past few decades through an increase in the turbine inlet temperature. The hot, highly fluctuating flow from...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2010, 132(4): 041006.
Published Online: April 27, 2010
... layer turbulence bubbles diffusion flow separation laser Doppler anemometry plates (structures) turbines wakes 14 07 2008 26 03 2009 27 04 2010 27 04 2010 The measured velocity distributions for all eight designs are shown in Fig. 3 . In each case, the flow...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021019.
Published Online: January 21, 2010
... a gas turbine blade is prevalent for trailing edge cooling. rotor blade cooling pin-fin rotating channel high rotating number boundary layer turbulence channel flow heat transfer rotational flow 20 08 2008 31 08 2008 21 01 2010 21 01 2010 Chyu , M...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2010, 132(1): 011007.
Published Online: September 16, 2009
... occurred. This behavior contrasts with previous research on other airfoils, in which transition, if it occurred, always induced reattachment, regardless of Reynolds number. 07 07 2008 02 02 2009 16 09 2009 aerodynamics aerospace components anemometry boundary layer turbulence...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2009, 131(4): 041016.
Published Online: July 9, 2009
... boundary layer turbulence confined flow shear turbulence wakes Aerofoils of a modern low-pressure turbine (LPT) are subjected to increasingly stronger pressure gradient as designers impose higher loading in an effort to improve efficiency and lower cost by reducing the number of blades...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2009, 131(4): 041013.
Published Online: July 6, 2009
... 2008 06 07 2009 aerodynamics aerospace components blades boundary layer turbulence bubbles compressors computational fluid dynamics flow measurement flow separation laminar flow pressure measurement stators wakes 2007 IGTI Best Technical Paper The leading-edge...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2009, 131(4): 041007.
Published Online: July 1, 2009
... configuration as more of the coolant stayed attached to the endwall surface with the trench. 19 08 2008 27 08 2008 01 07 2009 blades boundary layer turbulence combustion equipment cooling flow measurement gas turbines jets liquid films stators vortices An endwall near...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2009, 131(3): 031016.
Published Online: April 20, 2009
... a low-pressure turbine vane. In the majority of cases, the predictions from both models are in good agreement with the experimental data. 20 06 2008 05 08 2008 20 04 2009 aerodynamics blades boundary layer turbulence heat transfer surface roughness turbines...