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Journal Articles

Effect of blockages on film effectiveness on the pressure surface of a turbine blade

Accepted Manuscript
Tassilo von Mueller, David Bacci, Augustin Wambersie, Tsun Holt Wong, Peter Ireland, Dougal Jackson
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1235
https://doi.org/10.1115/1.4067688
Published Online: January 17, 2025
View Article titled, Effect of blockages on film effectiveness on the pressure surface of a turbine blade
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Topics: Film cooling, Pressure, Turbine blades, Turbochargers, Discharge coefficient, Blades, Cascades (Fluid dynamics), Engines, Erosion, Heat transfer
Journal Articles

Influences of Particulate Deposition on Vane Trailing-Edge Film Cooling: Adiabatic and Overall Cooling Effectiveness

Accepted Manuscript
Xing Yang, Zihan Hao, Zhenping Feng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1019
https://doi.org/10.1115/1.4067636
Published Online: January 10, 2025
View Article titled, Influences of Particulate Deposition on Vane Trailing-Edge Film Cooling: Adiabatic and Overall Cooling Effectiveness
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Topics: Cooling, Film cooling, Heat transfer, Particulate matter, Turbochargers
Journal Articles

HIGH EFFECTIVENESS TIP COOLING USING INCLINED SLOTS

Accepted Manuscript
Macdonald Mutekwa, Joao Vieira, Maximilian Farfaras, John D. Coull, Marko Bacic, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1266
https://doi.org/10.1115/1.4067517
Published Online: December 23, 2024
View Article titled, HIGH EFFECTIVENESS TIP COOLING USING INCLINED SLOTS
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Topics: Cooling, Design, Gas turbines, Turbines, Turbochargers, Coolants, Blades, Compressors, Heat transfer, Pressure
Journal Articles

Uncertainty Analysis of Laser Drilling Imperfection and Impacts on the Cooling Performance of a Transonic Turbine Vane

Mingyang Hao, Bo Bai, Jiawei Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041016.
Paper No: TURBO-24-1072
https://doi.org/10.1115/1.4067244
Published Online: December 17, 2024
View Article titled, Uncertainty Analysis of Laser Drilling Imperfection and Impacts on the Cooling Performance of a Transonic Turbine Vane
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Topics: Coolants, Cooling, Drilling, Film cooling, Flow (Dynamics), Lasers, Uncertainty quantification, Turbines, Uncertainty, Uncertainty analysis
Journal Articles

Enhanced Antideposition Performance of Film Cooling With a Shaped Sweeping Jet Hole

Tianlun Zhang, Weichen Huang, Kechen Wang, Xin Wen, Wenwu Zhou, Yingzheng Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051014.
Paper No: TURBO-24-1099
https://doi.org/10.1115/1.4067243
Published Online: December 17, 2024
View Article titled, Enhanced Antideposition Performance of Film Cooling With a Shaped Sweeping Jet Hole
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Topics: Film cooling, Particulate matter
Journal Articles

Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface

Jia-Jun Hu, Bai-Tao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061015.
Paper No: TURBO-24-1129
https://doi.org/10.1115/1.4067239
Published Online: December 17, 2024
View Article titled, Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface
Open the PDF for Multirow Film-Cooling Effectiveness of Vertically Oriented Slot Cross-Section Diffusion Holes on a Turbine Nozzle Guide Vane Suction Surface in another window
Topics: Coolants, Diffusion (Physics), Film cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Suction, Turbines, Density, Turbulence
Journal Articles

Film Cooling and Thermal Performances of a Blade Tip Winglet Operated in an Annular Test Rig and a Test Gas Turbine Power Plant

Shailendra Naik, Marc Henze, Manuel Wilhelm, Heinz-Peter Schiffer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021013.
Paper No: TURBO-24-1243
https://doi.org/10.1115/1.4067237
Published Online: December 17, 2024
View Article titled, Film Cooling and Thermal Performances of a Blade Tip Winglet Operated in an Annular Test Rig and a Test Gas Turbine Power Plant
Open the PDF for Film Cooling and Thermal Performances of a Blade Tip Winglet Operated in an Annular Test Rig and a Test Gas Turbine Power Plant in another window
Topics: Blades, Coolants, Cooling, Film cooling, Gas turbines, Temperature, Pressure, Power stations, Flow (Dynamics), Cavities
Journal Articles

ANALYSIS OF THE INSTANTANEOUS FILM COOLING EFFECTIVENESS ON SHOWERHEAD FILM COOLING USING FAST RESPONSE PRESSURE SENSITIVE PAINT (FAST-PSP)

Accepted Manuscript
Jeremy Sounik, Lesley Wright
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1330
https://doi.org/10.1115/1.4067461
Published Online: December 17, 2024
View Article titled, ANALYSIS OF THE INSTANTANEOUS FILM COOLING EFFECTIVENESS ON SHOWERHEAD FILM COOLING USING FAST RESPONSE PRESSURE SENSITIVE PAINT (FAST-PSP)
Open the PDF for ANALYSIS OF THE INSTANTANEOUS FILM COOLING EFFECTIVENESS ON SHOWERHEAD FILM COOLING USING FAST RESPONSE PRESSURE SENSITIVE PAINT (FAST-PSP) in another window
Topics: Film cooling, Paints, Pressure, Turbochargers
Journal Articles

Dirt Ingestion Impacts on Cooling within a Double-Walled Combustor Liner

Accepted Manuscript
Kyle McFerran, Karen A. Thole, Stephen Lynch
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1327
https://doi.org/10.1115/1.4067464
Published Online: December 17, 2024
View Article titled, Dirt Ingestion Impacts on Cooling within a Double-Walled Combustor Liner
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Topics: Combustion chambers, Cooling, Heat transfer, Turbochargers, Flow (Dynamics), Particulate matter, Heat transfer coefficients, Pressure, Engines, Film cooling
Journal Articles

BIOT NUMBER ERROR IN LOW TEMPERATURE INCONEL OVERALL EFFECTIVENESS EXPERIMENTS

Accepted Manuscript
Bailey Hopkins, Jacob Hughes, Carol Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1339
https://doi.org/10.1115/1.4067460
Published Online: December 17, 2024
View Article titled, BIOT NUMBER ERROR IN LOW TEMPERATURE INCONEL OVERALL EFFECTIVENESS EXPERIMENTS
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Topics: Errors, Low temperature, Turbine components, Turbochargers, Engines, Temperature, Thermal conductivity, Heat transfer, Alloys, Compressors
Journal Articles

The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Kaiyuan Zhang, Daniel Van Hout, Wing F. Ng, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071002.
Paper No: TURBO-23-1041
https://doi.org/10.1115/1.4067121
Published Online: December 10, 2024
View Article titled, The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall
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Topics: Computational fluid dynamics, Coolants, Cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Temperature, Combustion chambers, Film cooling, Vortices
Journal Articles

Integration of Cooling Holes Into a Turbine Vane Made Using Additive Manufacturing

Nicholas L. Gailey, Michael D. Barringer, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2025, 147(6): 061010.
Paper No: TURBO-24-1172
https://doi.org/10.1115/1.4067100
Published Online: November 22, 2024
View Article titled, Integration of Cooling Holes Into a Turbine Vane Made Using Additive Manufacturing
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Topics: Cooling, Flow (Dynamics), Film cooling
Journal Articles

Geometric and Flow Characterization of Additively Manufactured Turbine Blades With Drilled Film Cooling Holes

Kelsey E. McCormack, Maria Rozman, Reid A. Berdanier, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2025, 147(4): 041013.
Paper No: TURBO-24-1198
https://doi.org/10.1115/1.4066561
Published Online: November 12, 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, Blades, Cooling, Design, Electrical discharge machining, Film cooling, Flow (Dynamics), Manufacturing, Surface roughness, Turbine blades
Journal Articles

Film-Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback, or a Suction Side Squealer in a Transonic Linear Cascade

Ming-Feng Yeh, Timothy A. Burdett, Lesley M. Wright, Je-Chin Han
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2025, 147(5): 051002.
Paper No: TURBO-24-1281
https://doi.org/10.1115/1.4066911
Published Online: November 12, 2024
View Article titled, Film-Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback, or a Suction Side Squealer in a Transonic Linear Cascade
Open the PDF for Film-Cooling Performance Comparison of Blade Tips With a Trailing Edge, Pressure Side Cutback, or a Suction Side Squealer in a Transonic Linear Cascade in another window
Topics: Blades, Coolants, Cooling, Density, Film cooling, Leakage flows, Pressure, Suction, Cascades (Fluid dynamics)
Journal Articles

Impact of Blowing and Density Ratio on the Film Cooling and Heat Transfer 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. March 2025, 147(3): 031010.
Paper No: TURBO-24-1201
https://doi.org/10.1115/1.4066562
Published Online: October 15, 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: Film cooling, Flow (Dynamics), Heat transfer, Cavities, Cooling, Density
Journal Articles

Conjugate Heat Transfer Validation of an Optimized Film Cooling Configuration for a Turbine Vane Endwall

Xing Yang, Hang Wu, Zhenping Feng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031011.
Paper No: TURBO-23-1339
https://doi.org/10.1115/1.4066739
Published Online: October 15, 2024
View Article titled, Conjugate Heat Transfer Validation of an Optimized Film Cooling Configuration for a Turbine Vane Endwall
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Pressure, Turbines, Jets, Design
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
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, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Pressure, Struts (Engineering), Turbines, Vorticity
Journal Articles

Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches

Qiong Wu, Hualiang Zhang, Zhao Yin, Afei Gao, Yu Liu, Yujie Xu, Haisheng Chen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021003.
Paper No: TURBO-24-1033
https://doi.org/10.1115/1.4066273
Published Online: September 10, 2024
View Article titled, Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches
Open the PDF for Understanding Unsteady Vortex Structure and Shedding Frequency of Cylindrical Hole Film Cooling: Insights From Experimental and Numerical Approaches in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Vortices
Journal Articles

Film Superposition Characteristics With Laidback Fan-Shaped Holes Under the Influence of Internal Crossflow

Liu Haoyang, Du Qiang, Xu Qingzong, Xu Jiawei, Xu Guangyao, Li Hongye, Wang Pengfei
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021004.
Paper No: TURBO-24-1135
https://doi.org/10.1115/1.4066274
Published Online: September 10, 2024
View Article titled, Film Superposition Characteristics With Laidback Fan-Shaped Holes Under the Influence of Internal Crossflow
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Topics: Coolants, Film cooling, Cooling
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