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Journal Articles

NUMERICAL ASSESSMENT OF AN AERODYNAMIC PROBE TO ENABLE SHORT FOCAL LENGTH LASER DIAGNOSTICS IN HIGH TEMPERATURE SUPERSONIC FLOWS BASED ON FLOW DISTURBANCE

Accepted Manuscript
Ignacio Lasala Aza, Aubrey McKelvy, James Braun, Guillermo Paniagua, Etienne Choquet, Thierry Andre, Francois Falempin
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1297
https://doi.org/10.1115/1.4067379
Published Online: December 9, 2024
View Article titled, NUMERICAL ASSESSMENT OF AN AERODYNAMIC PROBE TO ENABLE SHORT FOCAL LENGTH LASER DIAGNOSTICS IN HIGH TEMPERATURE SUPERSONIC FLOWS BASED ON FLOW DISTURBANCE
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Topics: Flow (Dynamics), High temperature, Lasers, Probes, Supersonic flow, Turbochargers, Shapes, Computational fluid dynamics, Cooling, Shock (Mechanics)
Journal Articles

EFFECT OF FLOW DISTORTIONS ON PIN FINS IN THE ENTRY REGION OF CIRCULAR CHANNELS

Accepted Manuscript
Evan Lundburg, Stephen Lynch, M. Eric Lyall
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1195
https://doi.org/10.1115/1.4067296
Published Online: November 27, 2024
View Article titled, EFFECT OF FLOW DISTORTIONS ON PIN FINS IN THE ENTRY REGION OF CIRCULAR CHANNELS
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Topics: Boundary layers, Fins, Flow (Dynamics), Heat transfer, Turbochargers, Aircraft engines, Aircraft, Film cooling, Heat sinks, Reynolds number
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
Open the PDF for Integration of Cooling Holes Into a Turbine Vane Made Using Additive Manufacturing in another window
Topics: Cooling, Flow (Dynamics), Film cooling
Journal Articles

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

Accepted Manuscript
Mingyang Hao, Bo Bai, Jiawei Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1072
https://doi.org/10.1115/1.4067244
Published Online: November 21, 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: Cooling, Drilling, Lasers, Turbines, Turbochargers, Uncertainty analysis, Uncertainty quantification, Flow (Dynamics), Fluctuations (Physics), Algorithms
Journal Articles

Enhanced Anti-deposition Performance of Film cooling with a Shaped Sweeping Jet Hole

Accepted Manuscript
Tianlun Zhang, Weichen Huang, Kechen Wang, Xin Wen, Wenwu Zhou, Yingzheng Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1099
https://doi.org/10.1115/1.4067243
Published Online: November 21, 2024
View Article titled, Enhanced Anti-deposition Performance of Film cooling with a Shaped Sweeping Jet Hole
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Topics: Film cooling, Turbochargers
Journal Articles

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

Accepted Manuscript
Jiajun Hu, Baitao An
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1129
https://doi.org/10.1115/1.4067239
Published Online: November 21, 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: Diffusion (Physics), Film cooling, Nozzle guide vanes, Suction, Turbines, Turbochargers
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

Accepted Manuscript
Shailendra Naik, Marc Henze, Manuel Wilhelm, Heinz-Peter Schiffer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1243
https://doi.org/10.1115/1.4067237
Published Online: November 21, 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, Film cooling, Gas turbines, Power stations, Turbochargers
Journal Articles

Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils

Accepted Manuscript
Reid A. Berdanier, Margaret R. Nunn, Justin T. Brumberg, Michael D. Barringer, Scott Fishbone, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1199
https://doi.org/10.1115/1.4067177
Published Online: November 14, 2024
View Article titled, Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils
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Topics: Additive manufacturing, Airfoils, Gas turbines, Thermocouples, Thin films, Turbines, Turbochargers, Sensors, Engines, Hardware
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

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
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Topics: Additive manufacturing, Blades, Cooling, Design, Electrical discharge machining, Film cooling, Flow (Dynamics), Manufacturing, Surface roughness, Turbine blades
Journal Articles

THE COOLING EFFECT OF COMBUSTOR EXIT LOUVER SCHEME ON A TRANSONIC NOZZLE GUIDE VANE ENDWALL

Accepted Manuscript
Shuo Mao, Kaiyuan Zhang, Daniel Van Hout, Wing Ng, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-23-1041
https://doi.org/10.1115/1.4067121
Published Online: November 11, 2024
View Article titled, THE COOLING EFFECT OF COMBUSTOR EXIT LOUVER SCHEME ON A TRANSONIC NOZZLE GUIDE VANE ENDWALL
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Topics: Combustion chambers, Computational fluid dynamics, Cooling, Gas turbines, Nozzle guide vanes, Turbochargers, Coolants, Flow (Dynamics), Cavities, Heat transfer
Journal Articles

Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays

Accepted Manuscript
Thomas Corbett, Karen A. Thole
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1196
https://doi.org/10.1115/1.4067124
Published Online: November 11, 2024
View Article titled, Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays
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Topics: Diamonds, Flow (Dynamics), Heat transfer, Turbochargers, Pressure, Surface roughness, Computational fluid dynamics, Wakes, Additive manufacturing, Design
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
Open the PDF for Impact of Blowing and Density Ratio on the Film Cooling and Heat Transfer in an Aggressive Turbine Center Frame in another window
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
Open the PDF for Film Superposition Characteristics With Laidback Fan-Shaped Holes Under the Influence of Internal Crossflow in another window
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
Journal Articles

Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011011.
Paper No: TURBO-24-1162
https://doi.org/10.1115/1.4066272
Published Online: September 3, 2024
View Article titled, Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow
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Topics: Cascades (Fluid dynamics), Coolants, Design, Film cooling, Flow (Dynamics), Heat transfer, Inflow, Leakage, Pressure, Swirling flow
Journal Articles

Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows

Xiao He, Francesco Montomoli, Vittorio Michelassi, Andrea Panizza, Leonardo Pulga
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2025, 147(1): 011009.
Paper No: TURBO-24-1115
https://doi.org/10.1115/1.4066276
Published Online: September 3, 2024
View Article titled, Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows
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Topics: Anisotropy, Cooling, Film cooling, Flow (Dynamics), Heat flux, Reynolds-averaged Navier–Stokes equations, Stress tensors, Turbulence, Vortex shedding, Kinetic energy