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Journal Articles

Dependence of Film Cooling Effectiveness on Three-Dimensional Printed Cooling Holes

Paul Aghasi, Ephraim Gutmark, David Munday
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. October 2017, 139(10): 102003.
Paper No: HT-16-1577
https://doi.org/10.1115/1.4036509
Published Online: June 1, 2017
View Article titled, Dependence of Film Cooling Effectiveness on Three-Dimensional Printed Cooling Holes
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Topics: Film cooling, Flow (Dynamics), Surface roughness, Cooling, Coolants, Computer numerical control machine tools, Aluminum, Carbon dioxide, Discharge coefficient, Additive manufacturing
Proceedings Papers

Dependence of Film Cooling Effectiveness on 3D Printed Cooling Holes

Paul Aghasi, Ephraim Gutmark, David Munday
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT19A014, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56698
https://doi.org/10.1115/GT2016-56698
View Paper titled, Dependence of Film Cooling Effectiveness on 3D Printed Cooling Holes
Open the PDF for Dependence of Film Cooling Effectiveness on 3D Printed Cooling Holes in another window
Topics: Additive manufacturing, Cooling, Film cooling, Diffusers, Geometry, Surface roughness, Aluminum, Carbon dioxide, Coolants, Density
Proceedings Papers

Flame Dynamics in a Multi-Nozzle Staged Combustor During High Power Operation

Brian Dolan, Rodrigo Villalva, David Munday, Gregory Zink, Spencer Pack, Ephraim Gutmark
Proc. ASME. GT2014, Volume 4B: Combustion, Fuels and Emissions, V04BT04A019, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26164
https://doi.org/10.1115/GT2014-26164
View Paper titled, Flame Dynamics in a Multi-Nozzle Staged Combustor During High Power Operation
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Topics: Combustion chambers, Dynamics (Mechanics), Flames, Nozzles, Oscillations, Fuels, Chemiluminescence, Emissions, Combustion, Principal component analysis
Proceedings Papers

Emissions and Operability of a Multi-Point Low NO x Staged Combustor at Intermediate Pressures

Rodrigo Villalva, Brian Dolan, David Munday, Ephriam Gutmark, Gregory Zink, Jason Ryon, Spencer Pack, Jerry Goeke
Proc. ASME. GT2013, Volume 1B: Combustion, Fuels and Emissions, V01BT04A013, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95135
https://doi.org/10.1115/GT2013-95135
View Paper titled, Emissions and Operability of a Multi-Point Low NO x Staged Combustor at Intermediate Pressures
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Topics: Combustion chambers, Emissions, Nitrogen oxides, Ejectors, Combustion, Fuel injectors, Aerospace systems, Aircraft, Combustion systems, Engines
Proceedings Papers

Techniques for Supersonic Turbojet Noise Reduction

David Munday, Dan Cuppoletti, Michael Perrino, Ephraim Gutmark, Markus O. Burak, Lars-Erik Eriksson
Proc. ASME. GT2012, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation, 51-61, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68304
https://doi.org/10.1115/GT2012-68304
View Paper titled, Techniques for Supersonic Turbojet Noise Reduction
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Topics: Design, Engineering simulation, Flow (Dynamics), Mach number, Military aircraft, Noise (Sound), Noise control, Nozzles, Simulation, Turbojets
Journal Articles

Supersonic Jet Noise Reduction Technologies for Gas Turbine Engines

David Munday, Nick Heeb, Ephraim Gutmark, Junhui Liu, K. Kailasanath
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 2011, 133(10): 101201.
https://doi.org/10.1115/1.4002914
Published Online: May 3, 2011
View Article titled, Supersonic Jet Noise Reduction Technologies for Gas Turbine Engines
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Topics: Acoustics, Flow (Dynamics), Jets, Noise control, Nozzles, Noise (Sound), Design, Gas turbines, Shear (Mechanics), Pressure
Proceedings Papers

Supersonic Jet Noise Reduction Using Fluidics, Mechanical Chevrons and Fluidically Enhanced Chevrons

David Munday, Nick Heeb, Ephraim Gutmark, Junhui Liu, K. Kailasanath
Proc. ASME. GT2010, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Education; Electric Power; Manufacturing Materials and Metallurgy, 401-409, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23715
https://doi.org/10.1115/GT2010-23715
View Paper titled, Supersonic Jet Noise Reduction Using Fluidics, Mechanical Chevrons and Fluidically Enhanced Chevrons
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Topics: Acoustic emissions, Acoustics, Design, Engineering simulation, Engines, Flow (Dynamics), Geometry, Jets, Large eddy simulation, Microphones
Proceedings Papers

Impact of Mechanical Chevrons on Supersonic Jet Flow and Noise

K. Kailasanath, Junhui Liu, Ephraim Gutmark, David Munday, Steven Martens
Proc. ASME. GT2009, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Controls, Diagnostics and Instrumentation; Education; Electric Power; Awards and Honors, 83-90, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59307
https://doi.org/10.1115/GT2009-59307
View Paper titled, Impact of Mechanical Chevrons on Supersonic Jet Flow and Noise
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Topics: Jets, Noise (Sound), Flow (Dynamics), Nozzles, Acoustics, Design, Engines, Finite element analysis, Geometry, Large eddy simulation