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Journal Articles

Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation

Accepted Manuscript
Tommaso Bacci, Alessio Picchi, Niccolò Castelli, Bruno Facchini, Francesco Morante, Luca Innocenti
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1181
https://doi.org/10.1115/1.4066700
Published Online: September 25, 2024
View Article titled, Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation
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Topics: Additive manufacturing, Heat transfer, Microchannels, Turbochargers, Cooling, Heat transfer coefficients, Pressure, Design, Film cooling, Fluids
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

Design Optimization of a Novel Flush Boundary Layer Diverter

Umut Can Küçük, İsmail Hakkı Tuncer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121001.
Paper No: TURBO-24-1051
https://doi.org/10.1115/1.4065700
Published Online: July 15, 2024
View Article titled, Design Optimization of a Novel Flush Boundary Layer Diverter
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Topics: Boundary layers, Design, Ducts, Flow (Dynamics), Optimization, Pressure, Response surface methodology, Shapes
Journal Articles

Investigation of the Map Width Improvement in a Radially Reduced Diffuser Design Concept for a Centrifugal Compressor

Laura McLaughlin, Stephen Spence, Daniel Rusch, Charles Stuart, Marco Geron, Kwok Kai So, Magnus Fischer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111001.
Paper No: TURBO-23-1125
https://doi.org/10.1115/1.4065373
Published Online: May 23, 2024
View Article titled, Investigation of the Map Width Improvement in a Radially Reduced Diffuser Design Concept for a Centrifugal Compressor
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Topics: Compressors, Design, Diffusers, Flow (Dynamics), Pressure, Shapes
Journal Articles

Experimental Analysis of the Time-Wise Compressor Fouling Phenomenon

Alessio Suman, Nicola Zanini, Michele Pinelli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2024, 146(10): 101004.
Paper No: TURBO-23-1268
https://doi.org/10.1115/1.4065262
Published Online: April 23, 2024
View Article titled, Experimental Analysis of the Time-Wise Compressor Fouling Phenomenon
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Topics: Blades, Compressors, Contamination, Particulate matter, Rotors, Wireless power transfer, Shapes
Journal Articles

Experimental Analysis of Additively Manufactured Latticework Coupons

Niccolò Castelli, Umberto Sandri, Alessio Picchi, Bruno Facchini, Francesco Morante, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061001.
Paper No: TURBO-23-1297
https://doi.org/10.1115/1.4064320
Published Online: January 16, 2024
View Article titled, Experimental Analysis of Additively Manufactured Latticework Coupons
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Topics: Additive manufacturing, Computerized tomography, Cooling, Fins, Flow (Dynamics), Friction, Geometry, Heat transfer, Reynolds number, Kagome
Journal Articles

Turbine Endwall Contouring Through Advanced Optimization Techniques

M. Burigana, T. Verstraete, S. Lavagnoli
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081011.
Paper No: TURBO-22-1259
https://doi.org/10.1115/1.4062211
Published Online: April 12, 2023
View Article titled, Turbine Endwall Contouring Through Advanced Optimization Techniques
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Topics: Blades, B-splines, Design, Flow (Dynamics), Geometry, Optimization, Parametrization, Rotors, Turbines, High pressure (Physics)
Journal Articles

Importance of Nonequilibrium Modeling for Compressors

Robert Spencer, Pawel Przytarski, Paolo Adami, Patrick Grothe, Andrew Wheeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041017.
Paper No: TURBO-22-1001
https://doi.org/10.1115/1.4054813
Published Online: March 2, 2023
View Article titled, Importance of Nonequilibrium Modeling for Compressors
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Compressors, Equilibrium (Physics), Modeling, Reynolds-averaged Navier–Stokes equations, Shapes, Simulation, Suction
Journal Articles

Heat Transfer and Pressure Loss of Additively Manufactured Internal Cooling Channels With Various Shapes

Alexander J. Wildgoose, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071011.
Paper No: TURBO-22-1255
https://doi.org/10.1115/1.4056775
Published Online: February 10, 2023
View Article titled, Heat Transfer and Pressure Loss of Additively Manufactured Internal Cooling Channels With Various Shapes
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Topics: Friction, Heat transfer, Pressure, Shapes, Surface roughness, Reynolds number, Diamonds
Journal Articles

The Effects of Hub Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts

Jiangdong Hou, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061012.
Paper No: TURBO-22-1293
https://doi.org/10.1115/1.4056580
Published Online: January 9, 2023
View Article titled, The Effects of Hub Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts
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Topics: Computational fluid dynamics, Corners (Structural elements), Ducts, Flow (Dynamics), Pressure, Pressure gradient, Separation (Technology), Turbines, Turbulence, Vortices
Journal Articles

Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses

Thomas M. Corbett, Karen A. Thole, Sudhakar Bollapragada
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051014.
Paper No: TURBO-22-1200
https://doi.org/10.1115/1.4056092
Published Online: December 6, 2022
View Article titled, Impacts of Pin Fin Shape and Spacing on Heat Transfer and Pressure Losses
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Topics: Friction, Heat transfer, Pins (Engineering), Pressure, Shapes, Surface roughness, Flow (Dynamics), Diamonds, Additive manufacturing
Journal Articles

The Importance of Shape in Particle Rebound Behaviors

Jacob Wilson, Rui Qiao, Matthew Kappes, James Loebig, Rory Clarkson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041005.
Paper No: TURBO-22-1211
https://doi.org/10.1115/1.4055747
Published Online: November 4, 2022
View Article titled, The Importance of Shape in Particle Rebound Behaviors
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Topics: Particulate matter, Rotation, Shapes
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

High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades

Mario Carta, Tiziano Ghisu, Shahrokh Shahpar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121001.
Paper No: TURBO-22-1122
https://doi.org/10.1115/1.4055267
Published Online: September 13, 2022
View Article titled, High-Fidelity Computational Fluid Dynamics Analysis of In-Serviced Shrouded High-Pressure Turbine Rotor Blades
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Topics: Blades, Computational fluid dynamics, Damage, Rotors, Shapes, Turbines, Reverse engineering, High pressure (Physics), Flow (Dynamics), Airfoils
Journal Articles

Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part I—Methodology, Numerical Setup, and Aerodynamic Analysis

Benjamin François, Cyril Polacsek, Raphaël Barrier
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111004.
Paper No: TURBO-21-1140
https://doi.org/10.1115/1.4054528
Published Online: July 21, 2022
View Article titled, Zonal Detached Eddy Simulation of the Fan-Outlet Guide Vanes Stage of a Turbofan Engine: Part I—Methodology, Numerical Setup, and Aerodynamic Analysis
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Topics: Blades, Eddies (Fluid dynamics), Flow (Dynamics), Guide vanes, Reynolds-averaged Navier–Stokes equations, Simulation, Turbulence, Wakes, Turbofans, Noise (Sound)
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

Computer 3D Vision-Aided Full-3D Optimization of a Centrifugal Impeller

Cheng Ji, Zhiheng Wang, Guang Xi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091011.
Paper No: TURBO-21-1228
https://doi.org/10.1115/1.4053744
Published Online: March 4, 2022
View Article titled, Computer 3D Vision-Aided Full-3D Optimization of a Centrifugal Impeller
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Topics: Artificial neural networks, Blades, Computers, Flow (Dynamics), Impellers, Optimization, Pressure, Design, Shapes
Journal Articles

Optimization of Rib Shape and Inclination in a Square Duct With Response Surface Methodology

Yigang Luan, Lanyi Yan, Yue Yin, Hao Fu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051007.
Paper No: TURBO-21-1066
https://doi.org/10.1115/1.4052988
Published Online: January 13, 2022
View Article titled, Optimization of Rib Shape and Inclination in a Square Duct With Response Surface Methodology
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Topics: Flow (Dynamics), Friction, Heat transfer, Optimization, Response surface methodology, Reynolds number, Shapes, Ducts, Cooling, Computational fluid dynamics
Journal Articles

Assessment of the Loss Map of a Centrifugal Compressor's External Volute

Thomas Ceyrowsky, Andre Hildebrandt, Martin Heinrich, Rüdiger Schwarze
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091020.
Paper No: TURBO-20-1262
https://doi.org/10.1115/1.4050387
Published Online: July 27, 2021
View Article titled, Assessment of the Loss Map of a Centrifugal Compressor's External Volute
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Topics: Design, Diffusers, Flow (Dynamics), Mach number, Shapes, Pressure, Compressors, Computational fluid dynamics, Impellers, Vaneless diffusers
Journal Articles

Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations

Yue-feng Li, Hua-zhao Xu, Jian-hua Wang, Wei Song, Ming Wang, Tai-qiu Liu, Xu Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081010.
Paper No: TURBO-20-1359
https://doi.org/10.1115/1.4050448
Published Online: May 3, 2021
View Article titled, Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations
Open the PDF for Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations in another window
Topics: Coolants, Cooling, Discharge coefficient, Fins, Flow (Dynamics), Shapes, Simulation, Vortices, Vortex shedding, Film cooling