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Journal Articles

Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame

Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021006.
Paper No: TURBO-24-1202
https://doi.org/10.1115/1.4066408
Published Online: October 8, 2024
View Article titled, Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Pressure, Struts (Engineering), Turbines, Vorticity
Journal Articles

A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Heather K. Jameson, John P. Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061006.
Paper No: TURBO-23-1269
https://doi.org/10.1115/1.4064285
Published Online: January 29, 2024
View Article titled, A New Multi-Stage Turbine Stator Design for Improved Performance Retention
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Topics: Flow (Dynamics), Rotors, Stators, Vortices, Leakage flows, Leakage, Separation (Technology), Pressure, Vorticity
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

Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines

Acar Celik, Abhijit Mitra, Tapish Agarwal, John Clark, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031001.
Paper No: TURBO-23-1221
https://doi.org/10.1115/1.4063923
Published Online: November 16, 2023
View Article titled, Exploring Physics of Acoustic Flow Control Over Airfoils Toward Potential Application to High Work and Lift Turbines
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Topics: Acoustics, Excitation, Flow (Dynamics), Flow control, Separation (Technology), Airfoils, Vorticity
Journal Articles

Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow

Kedar P. Nawathe, Aaditya R. Nath, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101005.
Paper No: TURBO-22-1251
https://doi.org/10.1115/1.4056439
Published Online: August 2, 2023
View Article titled, Turbine Vane Passage Cooling Experiments With a Close-Coupled Combustor-Turbine Interface Geometry—Part I: Describing the Flow
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Topics: Combustion chambers, Coolants, Cooling, Flow (Dynamics), Turbines, Vortices, Vorticity, Engines, Geometry
Journal Articles

An Insight into Quasi-Two-Dimensional Flow Features Over Turbine Blading From the Works of Jonathan Paul Gostelow

Aldo Rona, David S. Adebayo, Jonathan Paul Gostelow
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Review Articles
J. Turbomach. September 2023, 145(9): 090801.
Paper No: TURBO-22-1290
https://doi.org/10.1115/1.4062552
Published Online: June 9, 2023
View Article titled, An Insight into Quasi-Two-Dimensional Flow Features Over Turbine Blading From the Works of Jonathan Paul Gostelow
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Topics: Blades, Boundary layers, Flow (Dynamics), Separation (Technology), Turbomachinery, Turbulence, Vortex shedding, Pressure, Vorticity, Shock (Mechanics)
Journal Articles

Impact of Operating Conditions and Axial Casing Grooves on the Evolution of Flow Structure Across Blade Rows in an Axial Compressor

Ayush Saraswat, Subhra Shankha Koley, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071002.
Paper No: TURBO-22-1261
https://doi.org/10.1115/1.4056697
Published Online: February 9, 2023
View Article titled, Impact of Operating Conditions and Axial Casing Grooves on the Evolution of Flow Structure Across Blade Rows in an Axial Compressor
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Topics: Blades, Compressors, Flow (Dynamics), Rotors, Vorticity, Stators, Vortices, Pressure, Leakage flows, Machinery
Journal Articles

The Effect of Inlet Conditions on Turbine Endwall Loss

John D. Coull, Christopher J. Clark
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101011.
Paper No: TURBO-22-1038
https://doi.org/10.1115/1.4054443
Published Online: June 16, 2022
View Article titled, The Effect of Inlet Conditions on Turbine Endwall Loss
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Topics: Boundary layers, Computational fluid dynamics, Flow (Dynamics), Kinetic energy, Vorticity, Shapes, Turbines, Design, Cascades (Fluid dynamics)
Journal Articles

Detached Eddy Simulation of the Unsteady Flow and Film Cooling Characteristics of an Endwall With an Interrupted Slot

Qiang Du, Guangyao Xu, Qingzong Xu, Pei Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2022, 144(10): 101012.
Paper No: TURBO-21-1195
https://doi.org/10.1115/1.4054543
Published Online: June 16, 2022
View Article titled, Detached Eddy Simulation of the Unsteady Flow and Film Cooling Characteristics of an Endwall With an Interrupted Slot
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Topics: Coolants, Film cooling, Flat plates, Flow (Dynamics), Simulation, Unsteady flow, Vortices, Eddies (Fluid dynamics), Temperature, Vorticity
Journal Articles

Turbulence Measurements at the Inlet of an Automotive Turbocharger Compressor Using Stereoscopic Particle Image Velocimetry

Deb Banerjee, Rick Dehner, Ahmet Selamet
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2022, 144(1): 011002.
Paper No: TURBO-20-1284
https://doi.org/10.1115/1.4051712
Published Online: September 7, 2021
View Article titled, Turbulence Measurements at the Inlet of an Automotive Turbocharger Compressor Using Stereoscopic Particle Image Velocimetry
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Topics: Compressors, Flow (Dynamics), Kinetic energy, Surges, Turbulence, Stress, Particulate matter, Ducts, Turbochargers, Vorticity
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
Open the PDF for A Comparison of Volume of Fluid and Euler–Euler Approaches in Computational Fluid Dynamics Modeling of Two-Phase Flows With a Sharp Interface in another window
Topics: Aircraft engines, Bearings, Computational fluid dynamics, Flow (Dynamics), Fluids, Large eddy simulation, Modeling, Turbulence, Two-phase flow, Simulation
Journal Articles

Redesign of Axial Fan Using Viscous Inverse Design Method Based on Boundary Vorticity Flux Diagnosis

Hui Liu, Boyan Jiang, Wei Wang, XiaoPei Yang, Jun Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051006.
Paper No: TURBO-19-1092
https://doi.org/10.1115/1.4049919
Published Online: April 7, 2021
View Article titled, Redesign of Axial Fan Using Viscous Inverse Design Method Based on Boundary Vorticity Flux Diagnosis
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Topics: Blades, Deformation, Design, Design methodology, Flow (Dynamics), Pressure, Rotors, Vorticity, Mesh generation, Boundary layers
Journal Articles

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 1: Flowfield Velocity and Coolant Concentration Measurements

Kedar P. Nawathe, Rui Zhu, Enci Lin, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041009.
Paper No: TURBO-20-1327
https://doi.org/10.1115/1.4050070
Published Online: March 24, 2021
View Article titled, Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 1: Flowfield Velocity and Coolant Concentration Measurements
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Topics: Coolants, Flow (Dynamics), Combustion chambers, Vortices, Vorticity
Journal Articles

Improving Steady Computational Fluid Dynamics to Capture the Effects of Radial Mixing in Axial Compressors

Lorenzo Cozzi, Filippo Rubechini, Andrea Arnone, Andrea Schneider, Pio Astrua
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091005.
Paper No: TURBO-19-1196
https://doi.org/10.1115/1.4047394
Published Online: August 21, 2020
View Article titled, Improving Steady Computational Fluid Dynamics to Capture the Effects of Radial Mixing in Axial Compressors
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Topics: Compressors, Flow (Dynamics), Simulation, Calibration, Reynolds-averaged Navier–Stokes equations, Computational fluid dynamics, Steady state, Blades, Clearances (Engineering), Design
Journal Articles

Time-Resolved Flow Field Analysis of Effusion Cooling System With Representative Swirling Main Flow

T. Lenzi, L. Palanti, A. Picchi, T. Bacci, L. Mazzei, A. Andreini, B. Facchini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061008.
Paper No: TURBO-19-1254
https://doi.org/10.1115/1.4046181
Published Online: May 28, 2020
View Article titled, Time-Resolved Flow Field Analysis of Effusion Cooling System With Representative Swirling Main Flow
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Topics: Computational fluid dynamics, Coolants, Flow (Dynamics), Jets, Swirling flow, Turbulence, Cooling, Pressure drop, Cooling systems, Vorticity
Journal Articles

A Novel Vortex Identification Technique Applied to the 3D Flow Field of a High-Pressure Turbine

Marek Pátý, Sergio Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2020, 142(3): 031004.
Paper No: TURBO-19-1275
https://doi.org/10.1115/1.4045471
Published Online: February 20, 2020
View Article titled, A Novel Vortex Identification Technique Applied to the 3D Flow Field of a High-Pressure Turbine
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Topics: Flow (Dynamics), Vortices, Vorticity, Rotors, Turbines, Blades
Journal Articles

Large-Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure Turbine Cascade, Part I: Flow and Secondary Vorticity Fields Under Varying Inlet Condition

Richard Pichler, Yaomin Zhao, Richard Sandberg, Vittorio Michelassi, Roberto Pacciani, Michele Marconcini, Andrea Arnone
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2019, 141(12): 121005.
Paper No: TURBO-19-1065
https://doi.org/10.1115/1.4045080
Published Online: November 8, 2019
View Article titled, Large-Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure Turbine Cascade, Part I: Flow and Secondary Vorticity Fields Under Varying Inlet Condition
Open the PDF for Large-Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure Turbine Cascade, Part I: Flow and Secondary Vorticity Fields Under Varying Inlet Condition in another window
Topics: Boundary layers, Flow (Dynamics), Large eddy simulation, Pressure, Reynolds-averaged Navier–Stokes equations, Blades, Vortices, Turbines, Simulation, Cascades (Fluid dynamics)
Journal Articles

On the Effects of Tip Clearance and Operating Condition on the Flow Structures Within an Axial Turbomachine Rotor Passage

Yuanchao Li, Huang Chen, David Tan, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2019, 141(11): 111002.
Paper No: TURBO-18-1246
https://doi.org/10.1115/1.4044496
Published Online: October 10, 2019
View Article titled, On the Effects of Tip Clearance and Operating Condition on the Flow Structures Within an Axial Turbomachine Rotor Passage
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Topics: Blades, Chords (Trusses), Clearances (Engineering), Flow (Dynamics), Leakage, Rotors, Turbomachinery, Vortices, Vorticity, Cavitation
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

Large Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure-Turbine Cascade—Part II: Loss Generation

Michele Marconcini, Roberto Pacciani, Andrea Arnone, Vittorio Michelassi, Richard Pichler, Yaomin Zhao, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051004.
Paper No: TURBO-18-1214
https://doi.org/10.1115/1.4042208
Published Online: January 21, 2019
View Article titled, Large Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure-Turbine Cascade—Part II: Loss Generation
Open the PDF for Large Eddy Simulation and RANS Analysis of the End-Wall Flow in a Linear Low-Pressure-Turbine Cascade—Part II: Loss Generation in another window
Topics: Blades, Flow (Dynamics), Large eddy simulation, Pressure, Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Cascades (Fluid dynamics), Vortices, Vorticity