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Journal Articles

IMPACTS OF MATERIAL AND MACHINE ON THE VARIATION OF ADDITIVELY MANUFACTURED COOLING CHANNELS

Accepted Manuscript
Abbigail Altland, Thomas Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1178
https://doi.org/10.1115/1.4066580
Published Online: September 18, 2024
View Article titled, IMPACTS OF MATERIAL AND MACHINE ON THE VARIATION OF ADDITIVELY MANUFACTURED COOLING CHANNELS
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Topics: Additive manufacturing, Cooling, Heat transfer, Machinery, Turbochargers, Surface roughness, Computerized tomography, Cross section (Physics), Diamonds, Film cooling
Journal Articles

FLOW AND HEAT TRANSFER IN A RIBBED CONVERGING-DIVERGING U-DUCT UNDER ROTATING AND NON-ROTATING CONDITIONS

Accepted Manuscript
Wanjae Kim, Tom I-P. Shih, Kenneth Mark Bryden, Richard Dalton, Sung Yong Chang, Gyu Sang Park
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1143
https://doi.org/10.1115/1.4066567
Published Online: September 18, 2024
View Article titled, FLOW AND HEAT TRANSFER IN A RIBBED CONVERGING-DIVERGING U-DUCT UNDER ROTATING AND NON-ROTATING CONDITIONS
Open the PDF for FLOW AND HEAT TRANSFER IN A RIBBED CONVERGING-DIVERGING U-DUCT UNDER ROTATING AND NON-ROTATING CONDITIONS in another window
Topics: Ducts, Flow (Dynamics), Heat transfer, Turbochargers
Journal Articles

IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES

Accepted Manuscript
Abigail M. Berhane, John P. Longley
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1185
https://doi.org/10.1115/1.4066579
Published Online: September 18, 2024
View Article titled, IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES
Open the PDF for IMPACT OF THE WALL-PARALLEL LENGTH SCALE OF ROUGHNESS ON THE DEVELOPMENT OF TURBULENT BOUNDARY LAYERS IN TURBINES in another window
Topics: Boundary layer turbulence, Surface roughness, Turbine blades, Turbines, Turbochargers, Sands, Separation (Technology), Additive manufacturing, Boundary layers, Compressors
Journal Articles

Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs

Accepted Manuscript
Thomas Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1197
https://doi.org/10.1115/1.4066581
Published Online: September 18, 2024
View Article titled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Additive manufacturing, Heat transfer, Pressure, Turbochargers
Journal Articles

GEOMETRIC AND FLOW CHARACTERIZATION OF ADDITIVELY MANUFACTURED TURBINE BLADES WITH DRILLED FILM COOLING HOLES

Accepted Manuscript
Kelsey McCormack, Maria Rozman, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1198
https://doi.org/10.1115/1.4066561
Published Online: September 16, 2024
View Article titled, GEOMETRIC AND FLOW CHARACTERIZATION OF ADDITIVELY MANUFACTURED TURBINE BLADES WITH DRILLED FILM COOLING HOLES
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Topics: Additive manufacturing, Film cooling, Flow (Dynamics), Turbine blades, Turbochargers
Journal Articles

IMPACT OF BLOWING AND DENSITY RATIO ON THE FILM COOLING AND HEAT TRANSFER IN AN AGGRESSIVE TURBINE CENTER FRAME

Accepted Manuscript
Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Goettlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1201
https://doi.org/10.1115/1.4066562
Published Online: September 16, 2024
View Article titled, IMPACT OF BLOWING AND DENSITY RATIO ON THE FILM COOLING AND HEAT TRANSFER IN AN AGGRESSIVE TURBINE CENTER FRAME
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Topics: Cavities, Density, Film cooling, Heat transfer, Turbines, Turbochargers
Journal Articles

DEVELOPMENT OF AN ADDITIVELY MANUFACTURED STATIONARY DIFFUSION SYSTEM FOR A RESEARCH AEROENGINE CENTRIFUGAL COMPRESSOR

Accepted Manuscript
Jack T. Clement, Adam T. Coon, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1222
https://doi.org/10.1115/1.4066563
Published Online: September 16, 2024
View Article titled, DEVELOPMENT OF AN ADDITIVELY MANUFACTURED STATIONARY DIFFUSION SYSTEM FOR A RESEARCH AEROENGINE CENTRIFUGAL COMPRESSOR
Open the PDF for DEVELOPMENT OF AN ADDITIVELY MANUFACTURED STATIONARY DIFFUSION SYSTEM FOR A RESEARCH AEROENGINE CENTRIFUGAL COMPRESSOR in another window
Topics: Additive manufacturing, Compressors, Diffusion (Physics), Turbochargers
Journal Articles

Influence of Dilution and Effusion Flows in Generating Variable Inlet Profiles for a High-Pressure Turbine

Accepted Manuscript
Chad Schaeffer, Michael Barringer, Stephen Lynch, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1190
https://doi.org/10.1115/1.4066560
Published Online: September 13, 2024
View Article titled, Influence of Dilution and Effusion Flows in Generating Variable Inlet Profiles for a High-Pressure Turbine
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Topics: Computational fluid dynamics, Flow (Dynamics), Gas turbines, High pressure (Physics), Turbines, Turbochargers, Combustion chambers, Temperature, Cooling, Design
Journal Articles

The matching mechanism and flow mechanisms of supersonic through-flow variable-pitch tandem cascade

Accepted Manuscript
Xiaoying Sheng, Ziliang Li, Yunfeng Wu, Hang Yuan, Chengwu Yang, Xingen Lu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1085
https://doi.org/10.1115/1.4066507
Published Online: September 11, 2024
View Article titled, The matching mechanism and flow mechanisms of supersonic through-flow variable-pitch tandem cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Turbochargers, Blades, Chords (Trusses), Boundary layers, Compressors, Computational fluid dynamics, Pressure, Shock (Mechanics)
Journal Articles

Investigating the unsteady dynamics of a multi-jet impingement cooling flow using large eddy simulation

Accepted Manuscript
Christian Morsbach, Marcel Matha, Robin Georg Brakmann, Sadiya Tabassum, Michael Bergmann, Michael Schroll, Christian Willert, Edmund Kuegeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1139
https://doi.org/10.1115/1.4066508
Published Online: September 11, 2024
View Article titled, Investigating the unsteady dynamics of a multi-jet impingement cooling flow using large eddy simulation
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Topics: Dynamics (Mechanics), Flow (Dynamics), Heat transfer, Impingement cooling, Large eddy simulation, Turbochargers, Jets, Computational fluid dynamics, Cross-flow, Compressors
Journal Articles

An Experimental Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Rotor Blisk in a Multistage Axial Compressor

Accepted Manuscript
Yujun Leng, Jhansi Reddy Dodda, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1220
https://doi.org/10.1115/1.4066475
Published Online: September 10, 2024
View Article titled, An Experimental Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Rotor Blisk in a Multistage Axial Compressor
Open the PDF for An Experimental Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Rotor Blisk in a Multistage Axial Compressor in another window
Topics: Bladed disks, Compressors, Rotors, Turbochargers, Blades, Stators, Excitation, Damping, Engines, Flow (Dynamics)
Journal Articles

An Analytical Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Blisk Rotor in a Multistage Axial Compressor

Accepted Manuscript
Yujun Leng, Jhansi Reddy Dodda, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1219
https://doi.org/10.1115/1.4066452
Published Online: September 6, 2024
View Article titled, An Analytical Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Blisk Rotor in a Multistage Axial Compressor
Open the PDF for An Analytical Study on the Effects of Non-Uniform Vane Spacing on Forced Response Reduction in a Mistuned Blisk Rotor in a Multistage Axial Compressor in another window
Topics: Bladed disks, Compressors, Rotors, Turbochargers, Blades, Stators, Damping, Excitation, Design, Engines
Journal Articles

RANS Capabilities for Transonic Axial Compressor: A Perspective from GPPS CFD Workshop

Accepted Manuscript
Xiao He, Fabian Klausmann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1060
https://doi.org/10.1115/1.4066431
Published Online: September 3, 2024
View Article titled, RANS Capabilities for Transonic Axial Compressor: A Perspective from GPPS CFD Workshop
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Topics: Compressors, Computational fluid dynamics, Reynolds-averaged Navier–Stokes equations, Turbochargers, Workshops (Work spaces)
Journal Articles

Aerodynamic Performance Prediction for Wide-Incidence Turbines Using Graph Neural Network Models Driven by Small-Scale Experimental Data

Accepted Manuscript
Tianyou Chen, Le Cai, Jun Zeng, Weitao Zhang, Songtao Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1089
https://doi.org/10.1115/1.4066432
Published Online: September 3, 2024
View Article titled, Aerodynamic Performance Prediction for Wide-Incidence Turbines Using Graph Neural Network Models Driven by Small-Scale Experimental Data
Open the PDF for Aerodynamic Performance Prediction for Wide-Incidence Turbines Using Graph Neural Network Models Driven by Small-Scale Experimental Data in another window
Topics: Computational fluid dynamics, Graph neural networks, Turbines, Turbochargers, Blades, Turbine blades, Artificial neural networks, Design, Errors, Modeling
Journal Articles

IMPACT OF TURBINE-STRUT CLOCKING AND TURBINE OUTLET SWIRL ON THE HEAT TRANSFER AND FILM COOLING IN AN AGGRESSIVE TURBINE CENTER FRAME

Accepted Manuscript
Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Goettlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1202
https://doi.org/10.1115/1.4066408
Published Online: August 30, 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
Open the PDF for IMPACT OF TURBINE-STRUT CLOCKING AND TURBINE OUTLET SWIRL ON THE HEAT TRANSFER AND FILM COOLING IN AN AGGRESSIVE TURBINE CENTER FRAME in another window
Topics: Film cooling, Heat transfer, Struts (Engineering), Turbines, Turbochargers
Journal Articles

GUIDELINE FOR LARGE-SCALE ANALYSIS OF CENTRIFUGAL BLOWER USING WALL-RESOLVED LARGE EDDY SIMULATION

Accepted Manuscript
Kazuhiro Tsukamoto, Chisachi Kato
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1116
https://doi.org/10.1115/1.4066277
Published Online: August 20, 2024
View Article titled, GUIDELINE FOR LARGE-SCALE ANALYSIS OF CENTRIFUGAL BLOWER USING WALL-RESOLVED LARGE EDDY SIMULATION
Open the PDF for GUIDELINE FOR LARGE-SCALE ANALYSIS OF CENTRIFUGAL BLOWER USING WALL-RESOLVED LARGE EDDY SIMULATION in another window
Topics: Large eddy simulation, Turbochargers, Pressure, Design, Computational fluid dynamics, Diffusers, Geometry, Impellers, Vortices, Compressible flow
Journal Articles

The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation

Accepted Manuscript
Edwin Joseph Munoz Lopez, Alexander Hergt, Joachim Klinner, Bjoern F. Klose, Christian Willert, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1157
https://doi.org/10.1115/1.4066186
Published Online: August 7, 2024
View Article titled, The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation
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Topics: Cascades (Fluid dynamics), Compressors, Oscillations, Shock (Mechanics), Turbochargers, Computational fluid dynamics, Pressure, Unsteady flow, Waves, Blades
Journal Articles

ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS

Accepted Manuscript
Ilias Vasilopoulos, Paolo Adami, Matthias Voigt, Marcus Meyer, Ronald Mailach
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1224
https://doi.org/10.1115/1.4065681
Published Online: June 6, 2024
View Article titled, ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS
Open the PDF for ROUGHNESS INVESTIGATIONS ON IN-SERVICE HIGH-PRESSURE COMPRESSOR BLADES – PART II: ROUGHNESS PARAMETERIZATION AND CFD-BASED MODELLING OF ITS IMPACT ON TURBULENT FLOWS in another window
Topics: Blades, Compressors, Computational fluid dynamics, High pressure (Physics), Modeling, Parametrization, Surface roughness, Turbochargers, Turbulence
Journal Articles

Optimized Casing Treatment to Improve Stall Margin under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

Accepted Manuscript
Yihan Li, Juan Du, Jichao Li, Yang Liu, Dun Ba, Min Zhang, Hongwu Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1245
https://doi.org/10.1115/1.4064695
Published Online: February 7, 2024
View Article titled, Optimized Casing Treatment to Improve Stall Margin under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan
Open the PDF for Optimized Casing Treatment to Improve Stall Margin under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan in another window
Topics: Axial flow, Pressure, Surges, Turbochargers, Shock waves, Blades, Design, Inflow, Boundary-value problems, Composite materials
Journal Articles

LES MODELING OF HIGH-LIFT HIGH-WORK LPT BLADES: PART II—VALIDATION AND APPLICATION

Accepted Manuscript
Jared Kerestes, Christopher Marks, John Clark, J. Mitch Wolff, Ron-Ho (Bob) Ni, Nathan Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1159
https://doi.org/10.1115/1.4063509
Published Online: September 27, 2023
View Article titled, LES MODELING OF HIGH-LIFT HIGH-WORK LPT BLADES: PART II—VALIDATION AND APPLICATION
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Topics: Blades, Computational fluid dynamics, Design, Modeling, Turbochargers, Turbomachinery, Work (Physics), Reynolds-averaged Navier–Stokes equations, Turbines, Cascades (Fluid dynamics)