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Journal Articles

COOLING INJECTION EFFECT ON THE SUCTION SIDE NEAR-TIP REGION OF TURBINE BLADE WITH HIGH-SPEED RELATIVE CASING MOTION

Accepted Manuscript
Xu Peng, Hongmei Jiang, Shaopeng Lu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1237
https://doi.org/10.1115/1.4066813
Published Online: October 9, 2024
View Article titled, COOLING INJECTION EFFECT ON THE SUCTION SIDE NEAR-TIP REGION OF TURBINE BLADE WITH HIGH-SPEED RELATIVE CASING MOTION
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Topics: Cooling, Design, Film cooling, Heat transfer, Suction, Turbine blades, Turbochargers, Flow (Dynamics), Blades, Computational fluid dynamics
Journal Articles

Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms

Accepted Manuscript
Matteo Russo, Andrea Carlucci, Matteo Dellacasagrande, Daniele Petronio, Davide Lengani, Daniele Simoni, Juri Bellucci, Matteo Giovannini, Angelo Alberto Granata, Monica Gily, Carlotta Manca
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1304
https://doi.org/10.1115/1.4066818
Published Online: October 9, 2024
View Article titled, Optimization of Low-Pressure Turbine Blade by Means of Fine Inspection of Loss Production Mechanisms
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Topics: Boundary layers, Design, Inspection, Optimization, Pressure, Turbine blades, Turbochargers, Blades, Wakes, Computational fluid dynamics
Journal Articles

Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions

Accepted Manuscript
S M Ananth, Massimiliano Nardini, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1255
https://doi.org/10.1115/1.4066815
Published Online: October 9, 2024
View Article titled, Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions
Open the PDF for Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions in another window
Topics: Boundary layers, Design, Pressure, Surface roughness, Turbine blades, Turbochargers, Blades, Skin friction (Fluid dynamics), Computational fluid dynamics, Reynolds number
Journal Articles

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

Tianyou Chen, Le Cai, Jun Zeng, Weitao Zhang, Songtao Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021008.
Paper No: TURBO-24-1089
https://doi.org/10.1115/1.4066432
Published Online: October 8, 2024
View Article titled, Aerodynamic Performance Prediction for Wide-Incidence Turbines Using Graph Neural Network Models Driven by Small-Scale Experimental Data
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Topics: Blades, Graph neural networks, Pressure, Turbines, Computational fluid dynamics, Errors, Turbine blades, Cascades (Fluid dynamics), Construction
Journal Articles

Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall

Accepted Manuscript
L. He
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1159
https://doi.org/10.1115/1.4066671
Published Online: September 25, 2024
View Article titled, Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall
Open the PDF for Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 1: Augmenting the Cooling Law for Non-isothermal Wall in another window
Topics: Cooling, Design, Heat transfer coefficients, Turbochargers, Temperature, Computational fluid dynamics, Flow (Dynamics), Film cooling, Heat, Heat transfer
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

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

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
Open the PDF for GEOMETRIC AND FLOW CHARACTERIZATION OF ADDITIVELY MANUFACTURED TURBINE BLADES WITH DRILLED FILM COOLING HOLES in another window
Topics: Additive manufacturing, Film cooling, Flow (Dynamics), Turbine blades, Turbochargers
Journal Articles

Study on the Influence of Volute Throat Jet on Excitation Vibration Alleviation of Radial Turbine Blade

Xiaoshun Yu, Yanzhao Li, Zhen Liu, Bo Yin, Leilei Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011010.
Paper No: TURBO-23-1336
https://doi.org/10.1115/1.4066271
Published Online: September 3, 2024
View Article titled, Study on the Influence of Volute Throat Jet on Excitation Vibration Alleviation of Radial Turbine Blade
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Topics: Blades, Excitation, Flow (Dynamics), Pressure, Turbine blades, Turbines, Vibration, Engineering prototypes, Stress
Journal Articles

Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations

Jia-Jun Hu, Bai-Tao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011003.
Paper No: TURBO-23-1304
https://doi.org/10.1115/1.4066144
Published Online: September 3, 2024
View Article titled, Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations
Open the PDF for Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations in another window
Topics: Blades, Coolants, Diffusion (Physics), Discharge coefficient, Fans, Film cooling, Flow (Dynamics), Pressure, Rotors, Turbine blades
Journal Articles

Investigation of the Discharge Coefficient for Laidback Fan-Shaped Holes on Turbine Blades Under Internal Crossflow Condition

Haoyang Liu, Qiang Du, Qingzong Xu, Hongye Li, Guangyao Xu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011005.
Paper No: TURBO-24-1087
https://doi.org/10.1115/1.4066145
Published Online: September 3, 2024
View Article titled, Investigation of the Discharge Coefficient for Laidback Fan-Shaped Holes on Turbine Blades Under Internal Crossflow Condition
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Topics: Blades, Coolants, Discharge coefficient, Flow (Dynamics), Pressure, Suction, Turbine blades, Reynolds number
Journal Articles

Pragmatic Prediction Model of Droplet Trajectory in a Turbine Cascade

Ippei Oshima, Mikito Furuichi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2024, 146(12): 121003.
Paper No: TURBO-24-1018
https://doi.org/10.1115/1.4065785
Published Online: July 15, 2024
View Article titled, Pragmatic Prediction Model of Droplet Trajectory in a Turbine Cascade
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Topics: Drops, Gas flow, Trajectories (Physics), Turbine blades, Turbines, Cascades (Fluid dynamics), Computer simulation, Pressure, Particulate matter
Journal Articles

Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling

Ming Huang, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111011.
Paper No: TURBO-23-1088
https://doi.org/10.1115/1.4064081
Published Online: June 25, 2024
View Article titled, Aerothermal Performance Robustness and Reliability Analysis of Turbine Blade Squealer Tip With Film Cooling
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Topics: Algorithms, Blades, Clearances (Engineering), Cooling, Event history analysis, Film cooling, Flow (Dynamics), Heat flux, Heat transfer, Polynomials
Journal Articles

Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming

Tapish Agarwal, Ian Jacobi, Beni Cukurel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091004.
Paper No: TURBO-23-1120
https://doi.org/10.1115/1.4065123
Published Online: April 4, 2024
View Article titled, Impact of Flow Unsteadiness on Turbine Airfoil Heat Transfer via Streaming
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Topics: Airfoils, Flow (Dynamics), Heat transfer, Skin friction (Fluid dynamics), Turbines, Pressure gradient, Fluctuations (Physics), Turbine blades, Pressure, Waves
Journal Articles

Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades

S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard D. Sandberg
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031012.
Paper No: TURBO-23-1250
https://doi.org/10.1115/1.4064087
Published Online: December 14, 2023
View Article titled, Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades
Open the PDF for Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades in another window
Topics: Blades, Boundary layers, Dimensions, Flow (Dynamics), Surface roughness, Turbulence, Turbine blades, Skin friction (Fluid dynamics), Simulation, Pressure gradient
Journal Articles

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Massimiliano Nardini, Thomas O. Jelly, Melissa Kozul, Richard D. Sandberg, Paul Vitt, Greg Sluyter
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031009.
Paper No: TURBO-23-1225
https://doi.org/10.1115/1.4063974
Published Online: December 4, 2023
View Article titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade
Open the PDF for Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness—Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade in another window
Topics: Blades, Boundary layers, Surface roughness, Turbulence, Computer simulation, Turbine blades, High pressure (Physics), Flow (Dynamics), Heat flux, Wakes
Journal Articles

Conjugate Heat Transfer Evaluation of Turbine Blade Leading-Edge Swirl and Jet Impingement Cooling With Particulate Deposition

Xing Yang, Zihan Hao, Zhenping Feng, Phillip Ligrani, Bernhard Weigand
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011003.
Paper No: TURBO-23-1101
https://doi.org/10.1115/1.4063676
Published Online: October 19, 2023
View Article titled, Conjugate Heat Transfer Evaluation of Turbine Blade Leading-Edge Swirl and Jet Impingement Cooling With Particulate Deposition
Open the PDF for Conjugate Heat Transfer Evaluation of Turbine Blade Leading-Edge Swirl and Jet Impingement Cooling With Particulate Deposition in another window
Topics: Cooling, Flow (Dynamics), Heat transfer, Impingement cooling, Particulate matter, Temperature, Turbine blades, Metals, Simulation
Journal Articles

Conjugate Heat Transfer Characteristics of a Film-Cooled Turbine Blade Leading Edge With Staggered-Oblique Impinging Jets

Li Hongye, Du Qiang, Xu Qingzong, Xu Guangyao, Liu Haoyang, Chen Dawei
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111008.
Paper No: TURBO-23-1067
https://doi.org/10.1115/1.4063367
Published Online: October 4, 2023
View Article titled, Conjugate Heat Transfer Characteristics of a Film-Cooled Turbine Blade Leading Edge With Staggered-Oblique Impinging Jets
Open the PDF for Conjugate Heat Transfer Characteristics of a Film-Cooled Turbine Blade Leading Edge With Staggered-Oblique Impinging Jets in another window
Topics: Cooling, Film cooling, Flow (Dynamics), Heat transfer, Turbine blades, Jets, Adiabatic cooling, Coolants, Reynolds number, Blades
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

A Method for Predicting the Aeroelastic Response of Radial Turbomachines

David W. Fellows, Vincent Iskandar, Daniel J. Bodony, Ryan C. McGowan, Sang-Guk Kang, Aaron J. Pope, Chol-Bum M. Kweon
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081004.
Paper No: TURBO-22-1117
https://doi.org/10.1115/1.4057062
Published Online: April 3, 2023
View Article titled, A Method for Predicting the Aeroelastic Response of Radial Turbomachines
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Topics: Blades, Damping, Fluids, Flutter (Aerodynamics), High pressure (Physics), Turbines, Turbochargers, Pressure, Wheels, Turbomachinery