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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
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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

Evaluation of Adjoint-Optimized Holes—Part I Baseline Performance

Daniel Gutierrez, Christopher Yoon, Michael T. Furgeson, Emma M. Veley, David G. Bogard, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2024, 146(11): 111010.
Paper No: TURBO-22-1271
https://doi.org/10.1115/1.4056390
Published Online: June 27, 2024
View Article titled, Evaluation of Adjoint-Optimized Holes—Part I Baseline Performance
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Topics: Coolants, Cooling, Design, Discharge coefficient, Engines, Film cooling, Flow (Dynamics), Metals, Optimization
Journal Articles

Effect of the Key Geometry and Flow Parameters on Discharge Coefficient of Laidback Fan-Shaped Hole Under Coolant Crossflow Condition

Liu Haoyang, Du Qiang, Xu Qingzong, Xu Guangyao, Li Hongye, Chen Dawei, Liu Song, Wang Siyi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081006.
Paper No: TURBO-23-1097
https://doi.org/10.1115/1.4064837
Published Online: March 12, 2024
View Article titled, Effect of the Key Geometry and Flow Parameters on Discharge Coefficient of Laidback Fan-Shaped Hole Under Coolant Crossflow Condition
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Topics: Coolants, Discharge coefficient, Flow (Dynamics), Pressure, Reynolds number
Journal Articles

Sensitivity of Laidback Fan-Shaped Hole Discharge Coefficient Under Internal Coolant Crossflow Conditions

Liu Haoyang, Du Qiang, Xu Qingzong, Xu Guangyao, Li Hongye, Chen Dawei
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111007.
Paper No: TURBO-23-1013
https://doi.org/10.1115/1.4063366
Published Online: October 4, 2023
View Article titled, Sensitivity of Laidback Fan-Shaped Hole Discharge Coefficient Under Internal Coolant Crossflow Conditions
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Topics: Coolants, Discharge coefficient, Pressure, Flow (Dynamics), Reynolds number
Journal Articles

Numerical Study of Crossflow Effects on Discharge Coefficient of the Converging Slot Hole

Qingzong Xu, Guangyao Xu, Qiang Du, Dawei Chen, Haoyang Liu, Hongye Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061005.
Paper No: TURBO-22-1080
https://doi.org/10.1115/1.4056302
Published Online: December 6, 2022
View Article titled, Numerical Study of Crossflow Effects on Discharge Coefficient of the Converging Slot Hole
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Topics: Compressible flow, Coolants, Discharge coefficient, Film cooling, Flow (Dynamics), Mach number, Pressure
Journal Articles

Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs

Jacob D. Moore, Christopher C. Easterby, David G. Bogard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091006.
Paper No: TURBO-21-1217
https://doi.org/10.1115/1.4053723
Published Online: March 4, 2022
View Article titled, Effects on Film Cooling Performance in the Showerhead From Geometric Parameterization of Shaped Hole Designs
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Topics: Coolants, Design, Film cooling, Flow (Dynamics), Blades, Temperature, Discharge coefficient, Diffusers
Journal Articles

Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation

Roque Corral, Michele Greco, Almudena Vega
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071010.
Paper No: TURBO-21-1238
https://doi.org/10.1115/1.4053290
Published Online: March 2, 2022
View Article titled, Effective Clearance and Differential Gapping Impact on Seal Flutter Modeling and Validation
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Topics: Cavities, Kinetic energy, Pressure, Stability, Clearances (Engineering), Simulation, Flutter (Aerodynamics), Flow (Dynamics), Discharge coefficient, Computational fluid dynamics
Journal Articles

Flow Check and Adiabatic Effectiveness Measurements on Traditionally Versus Additively Manufactured Film-Cooling Holes

S. Cubeda, L. Andrei, L. Innocenti, F. Paone, L. Cocchi, A. Picchi, B. Facchini
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071005.
Paper No: TURBO-21-1208
https://doi.org/10.1115/1.4053289
Published Online: February 24, 2022
View Article titled, Flow Check and Adiabatic Effectiveness Measurements on Traditionally Versus Additively Manufactured Film-Cooling Holes
Open the PDF for Flow Check and Adiabatic Effectiveness Measurements on Traditionally Versus Additively Manufactured Film-Cooling Holes in another window
Topics: Electrical discharge machining, Film cooling, Flow (Dynamics), Discharge coefficient, Manufacturing
Journal Articles

Adiabatic Effectiveness and Thermal Field Measurements of a Shaped Hole in the Showerhead of a Model Turbine Blade

Jacob D. Moore, Matthew J. Horner, David G. Bogard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2021, 143(9): 091017.
Paper No: TURBO-20-1332
https://doi.org/10.1115/1.4051557
Published Online: July 13, 2021
View Article titled, Adiabatic Effectiveness and Thermal Field Measurements of a Shaped Hole in the Showerhead of a Model Turbine Blade
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Topics: Blades, Coolants, Film cooling, Flow (Dynamics), Temperature, Pressure, Discharge coefficient, Jets, Turbine blades
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
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Topics: Coolants, Cooling, Discharge coefficient, Fins, Flow (Dynamics), Shapes, Simulation, Vortices, Vortex shedding, Film cooling
Journal Articles

Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade

Mohammad A. Hossain, Munevver E. Asar, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2020, 142(4): 041009.
Paper No: TURBO-20-1013
https://doi.org/10.1115/1.4046548
Published Online: March 17, 2020
View Article titled, Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade
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Topics: Cascades (Fluid dynamics), Coolants, Cooling, Film cooling, Heat transfer, Mach number, Pressure, Temperature, Turbulence, Adiabatic cooling
Journal Articles

Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes

Dale W. Fox, Fraser B. Jones, John W. McClintic, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031013.
Paper No: TURBO-18-1258
https://doi.org/10.1115/1.4041673
Published Online: January 21, 2019
View Article titled, Rib Turbulator Effects on Crossflow-Fed Shaped Film Cooling Holes
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Topics: Coolants, Film cooling, Flow (Dynamics), Discharge coefficient, Friction
Journal Articles

Effects of Coolant Feed Direction on Additively Manufactured Film Cooling Holes

Curtis K. Stimpson, Jacob C. Snyder, Karen A. Thole, Dominic Mongillo
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2018, 140(11): 111001.
Paper No: TURBO-18-1191
https://doi.org/10.1115/1.4041374
Published Online: October 8, 2018
View Article titled, Effects of Coolant Feed Direction on Additively Manufactured Film Cooling Holes
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Topics: Coolants, Film cooling, Flow (Dynamics), Surface roughness, Additive manufacturing, Cooling, Discharge coefficient
Journal Articles

Experimental Study on Pressure Losses in Circular Orifices With Inlet Cross Flow

Daniel Feseker, Mats Kinell, Matthias Neef
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2018, 140(7): 071006.
Paper No: TURBO-18-1046
https://doi.org/10.1115/1.4039842
Published Online: June 14, 2018
View Article titled, Experimental Study on Pressure Losses in Circular Orifices With Inlet Cross Flow
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Topics: Cross-flow, Discharge coefficient, Flow (Dynamics), Orifices, Pressure
Journal Articles

Experimental and Numerical Investigation of Sweeping Jet Film Cooling

Mohammad A. Hossain, Robin Prenter, Ryan K. Lundgreen, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2018, 140(3): 031009.
Paper No: TURBO-17-1202
https://doi.org/10.1115/1.4038690
Published Online: December 28, 2017
View Article titled, Experimental and Numerical Investigation of Sweeping Jet Film Cooling
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Topics: Convection, Coolants, Cooling, Discharge coefficient, Film cooling, Flow (Dynamics), Turbulence, Temperature, Oscillations, Vortices
Journal Articles

Quantifying Blowing Ratio for Shaped Cooling Holes

D. J. Cerantola, A. M. Birk
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2018, 140(2): 021008.
Paper No: TURBO-17-1159
https://doi.org/10.1115/1.4038277
Published Online: December 6, 2017
View Article titled, Quantifying Blowing Ratio for Shaped Cooling Holes
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Topics: Cooling, Film cooling, Flow (Dynamics), Geometry, Turbulence, Computational fluid dynamics, Pressure, Shapes, Design, Coolants
Journal Articles

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part II: Compound Angle Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011004.
Paper No: TURBO-17-1128
https://doi.org/10.1115/1.4037998
Published Online: October 25, 2017
View Article titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part II: Compound Angle Shaped Holes
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Topics: Film cooling, Heat transfer coefficients, Discharge coefficient, Heat transfer, Coolants
Journal Articles

Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part I: Axial Shaped Holes

John W. McClintic, Joshua B. Anderson, David G. Bogard, Thomas E. Dyson, Zachary D. Webster
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2018, 140(1): 011003.
Paper No: TURBO-17-1121
https://doi.org/10.1115/1.4037997
Published Online: October 25, 2017
View Article titled, Effect of Internal Crossflow Velocity on Film Cooling Effectiveness—Part I: Axial Shaped Holes
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Topics: Film cooling, Coolants, Discharge coefficient, Density, Flow (Dynamics)
Journal Articles

Effect of Reynolds Number, Hole Patterns, and Hole Inclination on Cooling Performance of an Impinging Jet Array—Part I: Convective Heat Transfer Results and Optimization

Weihong Li, Xueying Li, Li Yang, Jing Ren, Hongde Jiang, Phillip Ligrani
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2017, 139(4): 041002.
Paper No: TURBO-16-1137
https://doi.org/10.1115/1.4035045
Published Online: January 4, 2017
View Article titled, Effect of Reynolds Number, Hole Patterns, and Hole Inclination on Cooling Performance of an Impinging Jet Array—Part I: Convective Heat Transfer Results and Optimization
Open the PDF for Effect of Reynolds Number, Hole Patterns, and Hole Inclination on Cooling Performance of an Impinging Jet Array—Part I: Convective Heat Transfer Results and Optimization in another window
Topics: Convection, Cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Jets, Optimization, Reynolds number, Temperature, Liquid crystals