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Journal Articles

Corner Separation Control Using Sweeping Jet Actuator in a Compressor Cascade

Pengcheng Yang, Shaowen Chen, Guanyu Liu, Chen Xu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. October 2024, 146(10): 104503.
Paper No: TURBO-23-1140
https://doi.org/10.1115/1.4065412
Published Online: May 23, 2024
View Article titled, Corner Separation Control Using Sweeping Jet Actuator in a Compressor Cascade
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Topics: Actuators, Cascades (Fluid dynamics), Compressors, Corners (Structural elements), Flow (Dynamics), Separation (Technology), Flow control, Pressure, Probes, Blades
Journal Articles

Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage

Jannik Eckel, Lukas Reisinger, Philipp von Jeinsen, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2024, 146(7): 071001.
Paper No: TURBO-23-1211
https://doi.org/10.1115/1.4063756
Published Online: February 26, 2024
View Article titled, Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage
Open the PDF for Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage in another window
Topics: Blades, Design, Dimensions, Flow (Dynamics), Fluids, Pressure, Rotors, Stability, Vortices, Leakage
Journal Articles

TPIV Experimental Investigation of Film Coolant-to-Mainstream Interaction From Shaped Cooling Holes With Various Inlet Geometries

Hanlin Wang, Lesley M. Wright
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051006.
Paper No: TURBO-23-1324
https://doi.org/10.1115/1.4064261
Published Online: January 16, 2024
View Article titled, TPIV Experimental Investigation of Film Coolant-to-Mainstream Interaction From Shaped Cooling Holes With Various Inlet Geometries
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Imaging, Momentum, Particulate matter, Turbulence, Vortices, Vorticity
Journal Articles

Mass-Heat Coupling in Film Cooling Experiments—The Influence of Temperature and Turbulence on the Dufour Effect

Connor J. Wiese, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121003.
Paper No: TURBO-23-1142
https://doi.org/10.1115/1.4063411
Published Online: October 19, 2023
View Article titled, Mass-Heat Coupling in Film Cooling Experiments—The Influence of Temperature and Turbulence on the Dufour Effect
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Topics: Coolants, Film cooling, Free stream turbulence, Helium, Separation (Technology), Temperature, Cooling, Gases, Turbulence, Momentum
Journal Articles

Effects of Ribbed Surfaces on Profile Losses of Low-Pressure Turbine Blades

M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, F. Bertini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101009.
Paper No: TURBO-22-1292
https://doi.org/10.1115/1.4063049
Published Online: August 16, 2023
View Article titled, Effects of Ribbed Surfaces on Profile Losses of Low-Pressure Turbine Blades
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Flat plates, Geometry, Pressure, Reynolds number, Suction, Turbines, Turbulence
Journal Articles

Profile Loss Reduction of High-Lift Turbine Blades With Rough and Ribbed Surfaces

Ananth Sivaramakrishnan Malathi, Massimiliano Nardini, Aditya Vaid, Nagabhushana Rao Vadlamani, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021001.
Paper No: TURBO-22-1214
https://doi.org/10.1115/1.4055501
Published Online: October 11, 2022
View Article titled, Profile Loss Reduction of High-Lift Turbine Blades With Rough and Ribbed Surfaces
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Topics: Boundary layers, Flow (Dynamics), Pressure gradient, Suction, Surface roughness, Turbulence, Simulation, Skin friction (Fluid dynamics), Turbine blades, Shapes
Journal Articles

Study on Effects of Spanwise-Expansion Parameters on Film Cooling Effectiveness of Diffusion Shaped Hole Configurations

Cun-Liang Liu, Bing-Ran Li, Hui Song, Lei Chen, Rui Wang, Yong-Ming Wang, Da-Peng Liang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011003.
Paper No: TURBO-22-1014
https://doi.org/10.1115/1.4055440
Published Online: October 7, 2022
View Article titled, Study on Effects of Spanwise-Expansion Parameters on Film Cooling Effectiveness of Diffusion Shaped Hole Configurations
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Topics: Diffusion (Physics), Film cooling, Flow (Dynamics), Momentum, Computer simulation, Coolants, Cooling
Journal Articles

Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan

Alejandro Castillo Pardo, Cesare A. Hall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121012.
Paper No: TURBO-22-1208
https://doi.org/10.1115/1.4055385
Published Online: October 3, 2022
View Article titled, Effects of Sideslip Direction on a Rear Fuselage Boundary Layer Ingesting Fan
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Topics: Boundary layers, Design, Flow (Dynamics), Pressure, Rotors, Blades, Momentum, Annulus
Journal Articles

Extending Highly Loaded Axial Fan Operability Range Through Novel Blade Design

Diego I. Lopez, Tiziano Ghisu, Timoleon Kipouros, Shahrokh Shahpar, Mark Wilson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121009.
Paper No: TURBO-22-1121
https://doi.org/10.1115/1.4055350
Published Online: September 19, 2022
View Article titled, Extending Highly Loaded Axial Fan Operability Range Through Novel Blade Design
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Topics: Blades, Design, Computational fluid dynamics, Flow (Dynamics), Stability, Pressure, Momentum, Leakage flows, Leakage
Journal Articles

Investigating the Influence of Mainstream Turbulence and Large Vortices on Gas Turbine Trenched Film Cooling Flows Using Planar Temperature-Velocity Imaging

Michael Straußwald, Tobias Sander, Christopher Abram, Michael Pfitzner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101013.
Paper No: TURBO-21-1260
https://doi.org/10.1115/1.4054215
Published Online: July 4, 2022
View Article titled, Investigating the Influence of Mainstream Turbulence and Large Vortices on Gas Turbine Trenched Film Cooling Flows Using Planar Temperature-Velocity Imaging
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Topics: Cooling, Film cooling, Flow (Dynamics), Temperature, Turbulence, Momentum, Geometry, Vortices
Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051003.
Paper No: TURBO-21-1101
https://doi.org/10.1115/1.4052754
Published Online: November 17, 2021
View Article titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio
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Topics: Coolants, Cooling, Density, Flow (Dynamics), Film cooling, Nozzle guide vanes, Heat transfer, Pressure, Computational fluid dynamics, Momentum
Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051004.
Paper No: TURBO-21-1102
https://doi.org/10.1115/1.4052738
Published Online: November 17, 2021
View Article titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment
Open the PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment in another window
Topics: Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Vortices, Pressure, Design
Journal Articles

Surface Roughness Impact on Boundary Layer Transition and Loss Mechanisms Over a Flat-Plate Under a Low-Pressure Turbine Pressure Gradient

Heechan Jeong, Seung Jin Song
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2022, 144(1): 011005.
Paper No: TURBO-20-1298
https://doi.org/10.1115/1.4051937
Published Online: September 7, 2021
View Article titled, Surface Roughness Impact on Boundary Layer Transition and Loss Mechanisms Over a Flat-Plate Under a Low-Pressure Turbine Pressure Gradient
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Topics: Boundary layers, Surface roughness, Momentum, Turbulence, Shear stress, Turbines
Journal Articles

A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface

Luc Bertolotti, Richard Jefferson Loveday, Stephen Ambrose, Evgenia Korsukova
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121005.
Paper No: TURBO-20-1253
https://doi.org/10.1115/1.4051554
Published Online: July 5, 2021
View Article titled, A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface
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Topics: Aircraft engines, Bearings, Computational fluid dynamics, Flow (Dynamics), Fluids, Large eddy simulation, Modeling, Turbulence, Two-phase flow, Simulation
Journal Articles

Effect of Blade Row Interaction on Rotor Film Cooling

J. Brind, G. Pullan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091011.
Paper No: TURBO-20-1060
https://doi.org/10.1115/1.4047617
Published Online: August 25, 2020
View Article titled, Effect of Blade Row Interaction on Rotor Film Cooling
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Topics: Blades, Boundary-value problems, Coolants, Cooling, Film cooling, Momentum, Pressure, Rotors, Turbines, Wakes
Journal Articles

Scaling Flat-Plate, Low-Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio

Jacob P. Fischer, Luke J. McNamara, James L. Rutledge, Marc D. Polanka
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081010.
Paper No: TURBO-19-1124
https://doi.org/10.1115/1.4046544
Published Online: July 29, 2020
View Article titled, Scaling Flat-Plate, Low-Temperature Adiabatic Effectiveness Results Using the Advective Capacity Ratio
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Topics: Coolants, Density, Flat plates, Flow (Dynamics), Gases, Low temperature, Turbulence, Momentum, Specific heat, Film cooling
Journal Articles

Transonic Turbine Vane Endwall Film Cooling Using the Pressure-Sensitive Paint Measurement Technique

Chao-Cheng Shiau, Izzet Sahin, Izhar Ullah, Je-Chin Han, Alexander V. Mirzamoghadam, Ardeshir Riahi, Curtis Stimpson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2020, 142(8): 081004.
Paper No: TURBO-19-1273
https://doi.org/10.1115/1.4045990
Published Online: July 28, 2020
View Article titled, Transonic Turbine Vane Endwall Film Cooling Using the Pressure-Sensitive Paint Measurement Technique
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Topics: Coolants, Film cooling, Flow (Dynamics), Mach number, Momentum, Pressure, Density, Turbines, Cooling, Cascades (Fluid dynamics)
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

The Role of Tip Leakage Flow in Spike-Type Rotating Stall Inception

M. Hewkin-Smith, G. Pullan, S. D. Grimshaw, E. M. Greitzer, Z. S. Spakovszky
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2019, 141(6): 061010.
Paper No: TURBO-18-1342
https://doi.org/10.1115/1.4042250
Published Online: February 8, 2019
View Article titled, The Role of Tip Leakage Flow in Spike-Type Rotating Stall Inception
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Topics: Chords (Trusses), Clearances (Engineering), Flow (Dynamics), Leakage flows, Rotors, Separation (Technology), Corners (Structural elements), Leakage, Momentum, Stall inception
Journal Articles

Flow Statistics and Visualization of Multirow Film Cooling Boundary Layers Emanating From Cylindrical and Diffuser Shaped Holes

Justin Hodges, Craig P. Fernandes, Erik Fernandez, Jayanta S. Kapat
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2019, 141(6): 061005.
Paper No: TURBO-18-1283
https://doi.org/10.1115/1.4041867
Published Online: January 21, 2019
View Article titled, Flow Statistics and Visualization of Multirow Film Cooling Boundary Layers Emanating From Cylindrical and Diffuser Shaped Holes
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Topics: Boundary layers, Diffusers, Film cooling, Flow (Dynamics), Geometry, Jets, Turbulence, Particulate matter, Temperature, Calibration