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Journal Articles

Compressor Tip Leakage Mechanisms

James V. Taylor, Anthony M. J. Dickens, Harry Simpson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051012.
Paper No: TURBO-23-1261
https://doi.org/10.1115/1.4064317
Published Online: January 16, 2024
View Article titled, Compressor Tip Leakage Mechanisms
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Topics: Blades, Compressors, Design, Flow (Dynamics), Leakage, Leakage flows, Pressure, Reynolds-averaged Navier–Stokes equations, Shear (Mechanics), Suction
Journal Articles

Computational Aeroacoustics for a Cold, Non-Ideally Expanded Aerospike Nozzle

Thomas Golliard, Mihai Mihaescu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021003.
Paper No: TURBO-23-1152
https://doi.org/10.1115/1.4063877
Published Online: November 8, 2023
View Article titled, Computational Aeroacoustics for a Cold, Non-Ideally Expanded Aerospike Nozzle
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Topics: Acoustics, Flow (Dynamics), Noise (Sound), Nozzles, Shear (Mechanics), Shock (Mechanics), Pressure, Aerodynamic noise, Oscillations, Waves
Journal Articles

Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil

Pradeep Singh, S. Sarkar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111001.
Paper No: TURBO-23-1047
https://doi.org/10.1115/1.4063048
Published Online: August 16, 2023
View Article titled, Excitation of a Separated Flow by a Series of Protuberances Near the Leading Edge of a Model Aerofoil
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Topics: Airfoils, Bubbles, Excitation, Flow (Dynamics), Separation (Technology), Shear (Mechanics), Turbulence, Fluctuations (Physics), Boundary layers
Journal Articles

Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2023, 145(9): 091004.
Paper No: TURBO-22-1310
https://doi.org/10.1115/1.4062502
Published Online: May 22, 2023
View Article titled, Investigation on Flow Characteristics and Its Effect on Heat Transfer Enhancement in a Wide Channel With Staggered Diamond-S Pin Fins
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Topics: Diamonds, Fins, Flow (Dynamics), Heat transfer, Shear (Mechanics), Vortex shedding
Journal Articles

Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins

Jingtian Duan, Ke Zhang, Jin Xu, Jiang Lei, Junmei Wu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071014.
Paper No: TURBO-21-1233
https://doi.org/10.1115/1.4054446
Published Online: May 27, 2022
View Article titled, Investigation on the Contribution of Large-Scale Fluctuation and Small-Scale Disturbance of Coolant to Heat Transfer Enhancement in a Rectangular Channel With Pin Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Statistics, Turbulence, Pins (Engineering), Shear (Mechanics), Reynolds number, Fluctuations (Physics), Principal component analysis
Journal Articles

Effect of the Axial Casing Groove Geometry on the Production and Distribution of Reynolds Stresses in the Tip Region of an Axial Compressor Rotor

Subhra Shankha Koley, Ayush Saraswat, Huang Chen, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091007.
Paper No: TURBO-21-1216
https://doi.org/10.1115/1.4053566
Published Online: March 4, 2022
View Article titled, Effect of the Axial Casing Groove Geometry on the Production and Distribution of Reynolds Stresses in the Tip Region of an Axial Compressor Rotor
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Topics: Blades, Flow (Dynamics), Stress, Turbulence, Rotors, Outflow, Shear (Mechanics), Compressors, Kinetic energy
Journal Articles

Effects of Axial Casing Grooves on the Structure of Turbulence in the Tip Region of an Axial Turbomachine Rotor

Huang Chen, Yuanchao Li, Subhra Shankha Koley, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091009.
Paper No: TURBO-20-1388
https://doi.org/10.1115/1.4050605
Published Online: May 11, 2021
View Article titled, Effects of Axial Casing Grooves on the Structure of Turbulence in the Tip Region of an Axial Turbomachine Rotor
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Topics: Flow (Dynamics), Stress, Turbulence, Corners (Structural elements), Vortices, Blades, Anisotropy, Turbomachinery, Shear (Mechanics)
Journal Articles

Theory of Non-Dimensional Groups in Film Effectiveness Studies

Francesco Ornano, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2020, 142(4): 041002.
Paper No: TURBO-19-1075
https://doi.org/10.1115/1.4046277
Published Online: February 26, 2020
View Article titled, Theory of Non-Dimensional Groups in Film Effectiveness Studies
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Topics: Coolants, Density, Film cooling, Flow (Dynamics), Momentum, Specific heat, Temperature, Reynolds-averaged Navier–Stokes equations, Shear (Mechanics), Cooling
Journal Articles

Flow Dynamics of a Film Cooling Jet Issued From a Round Hole Embedded in Contoured Crater

Prasad Kalghatgi, Sumanta Acharya
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2019, 141(8): 081006.
Paper No: TURBO-18-1232
https://doi.org/10.1115/1.4043071
Published Online: March 22, 2019
View Article titled, Flow Dynamics of a Film Cooling Jet Issued From a Round Hole Embedded in Contoured Crater
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Topics: Cooling, Film cooling, Flow (Dynamics), Shear (Mechanics), Vortices, Coolants, Vorticity
Journal Articles

Correlations for the Prediction of Intermittency and Turbulent Spot Production Rate in Separated Flows

M. Dellacasagrande, R. Guida, D. Lengani, D. Simoni, M. Ubaldi, P. Zunino
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031003.
Paper No: TURBO-18-1164
https://doi.org/10.1115/1.4042066
Published Online: January 16, 2019
View Article titled, Correlations for the Prediction of Intermittency and Turbulent Spot Production Rate in Separated Flows
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Topics: Boundary layers, Flow (Dynamics), Reynolds number, Separation (Technology), Turbulence, Fittings, Bubbles, Shear (Mechanics)
Journal Articles

Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film Cooling

Zachary T. Stratton, Tom I-P. Shih
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2018, 140(10): 101007.
Paper No: TURBO-18-1195
https://doi.org/10.1115/1.4041218
Published Online: September 28, 2018
View Article titled, Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film Cooling
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Topics: Boundary layer turbulence, Boundary layers, Density, Film cooling, Flow (Dynamics), Turbulence, Vortices, Cooling, Shear (Mechanics), Vorticity
Journal Articles

The Effect of Nonequilibrium Boundary Layers on Compressor Performance

Andrew P. S. Wheeler, Anthony M. J. Dickens, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2018, 140(10): 101003.
Paper No: TURBO-18-1057
https://doi.org/10.1115/1.4040094
Published Online: September 28, 2018
View Article titled, The Effect of Nonequilibrium Boundary Layers on Compressor Performance
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Topics: Boundary layers, Compressors, Flow (Dynamics), Reynolds number, Shear (Mechanics), Simulation, Suction, Turbulence, Energy dissipation, Blades
Journal Articles

Flow and Heat Transfer Analysis in a Single Row Narrow Impingement Channel: Comparison of Particle Image Velocimetry, Large Eddy Simulation, and RANS to Identify RANS Limitations

Jahed Hossain, Erik Fernandez, Christian Garrett, Jayanta Kapat
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2018, 140(3): 031010.
Paper No: TURBO-17-1215
https://doi.org/10.1115/1.4038711
Published Online: December 28, 2017
View Article titled, Flow and Heat Transfer Analysis in a Single Row Narrow Impingement Channel: Comparison of Particle Image Velocimetry, Large Eddy Simulation, and RANS to Identify RANS Limitations
Open the PDF for Flow and Heat Transfer Analysis in a Single Row Narrow Impingement Channel: Comparison of Particle Image Velocimetry, Large Eddy Simulation, and RANS to Identify RANS Limitations in another window
Topics: Flow (Dynamics), Heat transfer, Kinetic energy, Reynolds-averaged Navier–Stokes equations, Turbulence, Stress, Large eddy simulation, Particulate matter, Shear (Mechanics)
Journal Articles

Measurements and Characterization of Turbulence in the Tip Region of an Axial Compressor Rotor

Yuanchao Li, Huang Chen, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2017, 139(12): 121003.
Paper No: TURBO-17-1103
https://doi.org/10.1115/1.4037773
Published Online: September 26, 2017
View Article titled, Measurements and Characterization of Turbulence in the Tip Region of an Axial Compressor Rotor
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Topics: Compressors, Eddies (Fluid dynamics), Flow (Dynamics), Rotors, Shear (Mechanics), Stress, Turbulence, Viscosity, Anisotropy, Blades
Journal Articles

Predictive Large Eddy Simulation for Jet Aeroacoustics–Current Approach and Industrial Application

James Tyacke, Iftekhar Naqavi, Zhong-Nan Wang, Paul Tucker, Peer Boehning
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2017, 139(8): 081003.
Paper No: TURBO-16-1234
https://doi.org/10.1115/1.4035662
Published Online: March 15, 2017
View Article titled, Predictive Large Eddy Simulation for Jet Aeroacoustics–Current Approach and Industrial Application
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Topics: Acoustics, Flow (Dynamics), Jets, Noise (Sound), Nozzles, Reynolds-averaged Navier–Stokes equations, Turbulence, Shear (Mechanics), Resolution (Optics), Engines
Journal Articles

Experimental Investigation on the Time–Space Evolution of a Laminar Separation Bubble by Proper Orthogonal Decomposition and Dynamic Mode Decomposition

D. Lengani, D. Simoni, M. Ubaldi, P. Zunino, F. Bertini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2017, 139(3): 031006.
Paper No: TURBO-16-1225
https://doi.org/10.1115/1.4034917
Published Online: November 16, 2016
View Article titled, Experimental Investigation on the Time–Space Evolution of a Laminar Separation Bubble by Proper Orthogonal Decomposition and Dynamic Mode Decomposition
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Topics: Bubbles, Dynamics (Mechanics), Eigenvalues, Flow (Dynamics), Fluctuations (Physics), Principal component analysis, Separation (Technology), Shear (Mechanics), Wavelength, Boundary layers
Journal Articles

Effect of Blade Profile Contouring on Endwall Flow Structure in a High-Lift Low-Pressure Turbine Cascade

Keith Sangston, Jesse Little, M. Eric Lyall, Rolf Sondergaard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2017, 139(2): 021006.
Paper No: TURBO-14-1267
https://doi.org/10.1115/1.4034480
Published Online: October 4, 2016
View Article titled, Effect of Blade Profile Contouring on Endwall Flow Structure in a High-Lift Low-Pressure Turbine Cascade
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Topics: Airfoils, Blades, Cascades (Fluid dynamics), Deformation, Flow (Dynamics), Pressure, Turbulence, Computational fluid dynamics, Shear (Mechanics), Turbines
Journal Articles

Aerothermal Characterization of a Rotating Ribbed Channel at Engine Representative Conditions—Part I: High-Resolution Particle Image Velocimetry Measurements

Ignacio Mayo, Gian Luca Gori, Aude Lahalle, Tony Arts
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2016, 138(10): 101008.
Paper No: TURBO-16-1034
https://doi.org/10.1115/1.4032926
Published Online: April 26, 2016
View Article titled, Aerothermal Characterization of a Rotating Ribbed Channel at Engine Representative Conditions—Part I: High-Resolution Particle Image Velocimetry Measurements
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Topics: Flow (Dynamics), Particulate matter, Resolution (Optics), Rotation, Shear (Mechanics), Turbulence, Vortices, Fluids, Bubbles, Engines
Journal Articles

Numerical Investigation of Kelvin–Helmholtz Instability in a Centrifugal Compressor Operating Near Stall

Y. Bousquet, N. Binder, G. Dufour, X. Carbonneau, I. Trebinjac, M. Roumeas
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2016, 138(7): 071007.
Paper No: TURBO-15-1292
https://doi.org/10.1115/1.4032457
Published Online: February 17, 2016
View Article titled, Numerical Investigation of Kelvin–Helmholtz Instability in a Centrifugal Compressor Operating Near Stall
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Topics: Blades, Compressors, Flow (Dynamics), Impellers, Momentum, Pressure, Shear (Mechanics), Diffusers, Vortex shedding
Journal Articles

Implicit Large Eddy Simulation of a Stalled Low-Pressure Turbine Airfoil

C. L. Memory, J. P. Chen, J. P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2016, 138(7): 071008.
Paper No: TURBO-15-1294
https://doi.org/10.1115/1.4032365
Published Online: February 17, 2016
View Article titled, Implicit Large Eddy Simulation of a Stalled Low-Pressure Turbine Airfoil
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Topics: Airfoils, Flow (Dynamics), Pressure, Separation (Technology), Shear (Mechanics), Turbines, Wakes, Reynolds number, Vortices, Vorticity