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Keywords: turbine aerodynamics
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Journal Articles

Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 2: Thermal Measurements

Mahmood H. Alqefl, Kedar P. Nawathe, Pingting Chen, Rui Zhu, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121010.
Paper No: TURBO-21-1012
https://doi.org/10.1115/1.4051556
Published Online: July 14, 2021
... cooling endwall aerodynamics turbine aerodynamics turbine heat transfer film cooling effusion cooling louver cooling combustor coolant Turbine passage secondary flows dictate mixing and migration of cooling flows. Flow visualization efforts done throughout the past five decades, including...
View Article titled, Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 2: Thermal Measurements
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Topics: Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Vortices, Nozzle guide vanes, Pressure
Journal Articles

Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame

P. Z. Sterzinger, F. Merli, A. Peters, S. Behre, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051011.
Paper No: TURBO-20-1267
https://doi.org/10.1115/1.4050145
Published Online: April 13, 2021
... 2020 30 12 2020 13 04 2021 turbine aerodynamics high pressure turbine turbine duct flows turbine computational fluid dynamics (CFD) measurement techniques Efficiency is probably the most desired performance parameter in modern turbofan engines. Efforts of increasing...
View Article titled, Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame
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Topics: Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Ducts, Computational fluid dynamics
Journal Articles

Volumetric Velocimetry Measurements of Purge–Mainstream Interaction in a One-Stage Turbine

A. J. Carvalho Figueiredo, B. D. J. Schreiner, A. W. Mesny, O. J. Pountney, J. A. Scobie, Y. S. Li, D. J. Cleaver, C. M. Sangan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041011.
Paper No: TURBO-20-1273
https://doi.org/10.1115/1.4050072
Published Online: March 24, 2021
... purge flow purge-mainstream interaction turbine aerodynamics volumetric velocimetry computational fluid dynamics 26 09 2020 19 01 2021 20 01 2021 24 03 2021 Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T...
View Article titled, Volumetric Velocimetry Measurements of Purge–Mainstream Interaction in a One-Stage Turbine
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Topics: Blades, Flow (Dynamics), Turbines, Vortices, Lasers
Journal Articles

Effects of Endwall Film Coolant Flowrate on Secondary Flows and Coolant Mixing in a First Stage Nozzle Guide Vane

Mahmood H. Alqefl, Kedar P. Nawathe, Pingting Chen, Rui Zhu, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031003.
Paper No: TURBO-20-1326
https://doi.org/10.1115/1.4049852
Published Online: February 12, 2021
...: simon002@umn.edu Contributed by the International Gas Turbine Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 03 11 2020 10 01 2021 11 01 2021 12 02 2021 secondary flows passage vortex impingement vortex turbine aerodynamics film...
View Article titled, Effects of Endwall Film Coolant Flowrate on Secondary Flows and Coolant Mixing in a First Stage Nozzle Guide Vane
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Topics: Combustion chambers, Coolants, Film cooling, Flow (Dynamics), Vortices, Pressure, Cooling, Nozzle guide vanes, Turbines
Journal Articles

NASA's Role in Gas Turbine Technology Development: Accelerating Technical Progress Via Collaboration Between Academia, Industry, and Government Agencies

Kenneth L. Suder
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011006.
Paper No: TURBO-20-1021
https://doi.org/10.1115/1.4048696
Published Online: December 28, 2020
... for publication in the J ournal of T urbomachinery . 21 01 2020 24 07 2020 24 07 2020 28 12 2020 boundary layer development cavity and leaking flows compressor stall surge operability computational fluid dynamics (CFD) fan aerodynamics compressor aerodynamics turbine...
View Article titled, NASA's Role in Gas Turbine Technology Development: Accelerating Technical Progress Via Collaboration Between Academia, Industry, and Government Agencies
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Topics: NASA, Design, Engines, Technology development, Collaboration, Rotors, Flow (Dynamics)
Journal Articles

Prediction of Reynolds Number Effects on Low-Pressure Turbines Using a High-Order ILES Method

M. Bolinches-Gisbert, David Cadrecha Robles, Roque Corral, Fernando Gisbert
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031002.
Paper No: TURBO-19-1248
https://doi.org/10.1115/1.4045776
Published Online: February 20, 2020
.... This effect, known as Reynolds lapse, was identified from very early stages. A review by Mayle can be found in Ref. [ 1 ]. boundary layer development computational fluid dynamics turbine aerodynamics large Eddy simulation turbine aerodynamic design 14 10 2019 28 11 2019 02 12...
View Article titled, Prediction of Reynolds Number Effects on Low-Pressure Turbines Using a High-Order ILES Method
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Topics: Airfoils, Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Reynolds number, Simulation, Turbulence, Wakes, Fluctuations (Physics)
Journal Articles

Influence of Loading Distribution on the Off-Design Performance of High-Pressure Turbine Blades

D. Corriveau, S. A. Sjolander
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2007, 129(3): 563–571.
https://doi.org/10.1115/1.2464145
Published Online: August 12, 2006
... aerodynamics Mach number turbulence Navier-Stokes equations design engineering turbine aerodynamics transonic incidence losses Aircraft engine turbine blades must be designed such that an acceptable level of losses is generated within the blade passages for a wide range of flow conditions...
View Article titled, Influence of Loading Distribution on the Off-Design Performance of High-Pressure Turbine Blades
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Topics: Blades, Design, Flow (Dynamics), Mach number, Turbine blades, Pressure, High pressure (Physics)