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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
Open the PDF for COOLING INJECTION EFFECT ON THE SUCTION SIDE NEAR-TIP REGION OF TURBINE BLADE WITH HIGH-SPEED RELATIVE CASING MOTION in another window
Topics: Cooling, Design, Film cooling, Heat transfer, Suction, Turbine blades, Turbochargers, Flow (Dynamics), Blades, Computational fluid dynamics
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

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

Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 2: Leveraging Diabatic Wall Conditioning for Nonlinear Regime

Accepted Manuscript
L. He
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-24-1160
https://doi.org/10.1115/1.4066672
Published Online: September 25, 2024
View Article titled, Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 2: Leveraging Diabatic Wall Conditioning for Nonlinear Regime
Open the PDF for Spectral Heat Transfer Coefficient (SHTC) for Thermal Design Analysis - Part 2: Leveraging Diabatic Wall Conditioning for Nonlinear Regime in another window
Topics: Design, Heat transfer, Heat transfer coefficients, Turbochargers, Temperature, Computational fluid dynamics, Blades, Cooling, Diffusion (Physics), Film cooling
Journal Articles

Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes

S. Galeotti, T. Bacci, A. Picchi, B. Facchini, S. Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051010.
Paper No: TURBO-23-1241
https://doi.org/10.1115/1.4064315
Published Online: January 16, 2024
View Article titled, Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes
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Topics: Boundary layers, Coolants, Film cooling, Flow (Dynamics), Free stream turbulence, Heat transfer coefficients, Nozzle guide vanes, Pressure, Suction, Turbulence
Journal Articles

Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow

Douglas Straub, Justin Weber, Arnab Roy, Chien-Shing Lee, Tom I-P. Shih
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2024, 146(5): 051011.
Paper No: TURBO-23-1244
https://doi.org/10.1115/1.4064316
Published Online: January 16, 2024
View Article titled, Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow
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Topics: Computational fluid dynamics, Coolants, Cooling, Film cooling, Vortices, Generators, Heat transfer coefficients, Temperature
Journal Articles

Fundamentals of Scaling of Overall Cooling Effectiveness With Temperature Ratio

James Cartlidge, Thomas Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011008.
Paper No: TURBO-23-1012
https://doi.org/10.1115/1.4063730
Published Online: October 31, 2023
View Article titled, Fundamentals of Scaling of Overall Cooling Effectiveness With Temperature Ratio
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Topics: Cooling, Temperature, Boundary-value problems, Heat transfer coefficients, Coolants, Flow (Dynamics), Cooling systems
Journal Articles

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. December 2023, 145(12): 121012.
Paper No: TURBO-23-1177
https://doi.org/10.1115/1.4063515
Published Online: October 19, 2023
View Article titled, Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Turbines, Struts (Engineering), Pressure, Cooling, Heat transfer coefficients
Journal Articles

Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions

Tommaso Bacci, Alessio Picchi, Giulia Babazzi, Bruno Facchini, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071010.
Paper No: TURBO-22-1143
https://doi.org/10.1115/1.4056713
Published Online: February 10, 2023
View Article titled, Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions
Open the PDF for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on High-Pressure Turbine Nozzle Guide Vanes With Representative Inlet Swirl and Temperature Distortions in another window
Topics: Combustion chambers, Flow (Dynamics), Heat transfer coefficients, Nozzle guide vanes, Temperature, Turbines, Wall temperature, High pressure (Physics), Cascades (Fluid dynamics), Boundary-value problems
Journal Articles

Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments

Carol E. Bryant, James L. Rutledge
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011007.
Paper No: TURBO-22-1209
https://doi.org/10.1115/1.4055446
Published Online: October 7, 2022
View Article titled, Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments
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Topics: Coolants, Cooling, Temperature distribution, Simulation, Heat transfer coefficients, Thermal conductivity, Film cooling, Engineering simulation
Journal Articles

Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model

Haiteng Ma, Wei Zeng, Siming Dai, Hongmei Jiang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111013.
Paper No: TURBO-22-1120
https://doi.org/10.1115/1.4055268
Published Online: September 13, 2022
View Article titled, Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model
Open the PDF for Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model in another window
Topics: Adiabatic cooling, Coolants, Temperature, Cooling, Heat transfer coefficients, Transonic flow, Blades
Journal Articles

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Emre Ayan, Felix C. von Plehwe, Marc C. Keller, Christian Kromer, Corina Schwitzke, Hans-Jörg Bauer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081008.
Paper No: TURBO-21-1224
https://doi.org/10.1115/1.4053694
Published Online: March 3, 2022
View Article titled, Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method
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Topics: Algorithms, Gears, Heat transfer, Heat transfer coefficients, Temperature, Thermocouples, Resolution (Optics), Gear teeth, Evaluation methods, Iterative methods
Journal Articles

Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets

Srivatsan Madhavan, Prashant Singh, Srinath Ekkad
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061011.
Paper No: TURBO-21-1200
https://doi.org/10.1115/1.4053237
Published Online: February 24, 2022
View Article titled, Effect of Rotation on Heat Transfer in AR = 2:1 and AR = 4:1 Channels Connected by a Series of Crossover Jets
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Topics: Heat transfer, Heat transfer coefficients, Jets, Rotation, Flow (Dynamics), Fins, Reynolds number, Liquid crystals
Journal Articles

Surface Heater Fabrication Using Micro-Lithography for Transpiration Cooling Heat Transfer Coefficient Measurements

Zheng Min, Sarwesh Parbat, Qing-Ming Wang, Minking K. Chyu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071003.
Paper No: TURBO-21-1215
https://doi.org/10.1115/1.4053233
Published Online: February 24, 2022
View Article titled, Surface Heater Fabrication Using Micro-Lithography for Transpiration Cooling Heat Transfer Coefficient Measurements
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Topics: Adiabatic cooling, Coolants, Heat transfer, Heat transfer coefficients, Lithography, Manufacturing, Transpiration, Steady state, Film cooling, Design
Journal Articles

The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071001.
Paper No: TURBO-21-1205
https://doi.org/10.1115/1.4053235
Published Online: February 24, 2022
View Article titled, The Influence of Purge Flow Parameters on Heat Transfer and Film Cooling in Turbine Center Frames
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Topics: Cavities, Film cooling, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Struts (Engineering), Cooling, Turbines, Density, Heat flux
Journal Articles

Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap

Xin Yan
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061003.
Paper No: TURBO-20-1378
https://doi.org/10.1115/1.4053173
Published Online: January 28, 2022
View Article titled, Very Large Eddy Simulation of Aero-Thermal Performance in Squealer Tip Gap
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Topics: Blades, Cavities, Clearances (Engineering), Flow (Dynamics), Heat transfer, Heat transfer coefficients, Large eddy simulation, Leakage, Pressure, Suction
Journal Articles

Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow

Zhigang Li, Bo Bai, Jun Li, Shuo Mao, Wing F. Ng, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2022, 144(4): 041004.
Paper No: TURBO-20-1300
https://doi.org/10.1115/1.4052457
Published Online: November 5, 2021
View Article titled, Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Computational fluid dynamics, Turbulence, Turbines, Heat transfer coefficients
Journal Articles

A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions

Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031007.
Paper No: TURBO-21-1161
https://doi.org/10.1115/1.4052407
Published Online: October 4, 2021
View Article titled, A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions
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Topics: Nozzle guide vanes, Temperature, Wall temperature, Combustion chambers, Heat transfer coefficients, Flow (Dynamics)
Journal Articles

Experimental Investigation on Cooling Performance of Impingement–Effusion Full Coverage Film on Suction Surface of a Vane

Fan Zhang, Cunliang Liu, Lin Ye, Bingran Li, Shuaiqi Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121007.
Paper No: TURBO-21-1047
https://doi.org/10.1115/1.4050952
Published Online: July 13, 2021
View Article titled, Experimental Investigation on Cooling Performance of Impingement–Effusion Full Coverage Film on Suction Surface of a Vane
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Topics: Cooling, Film cooling, Heat transfer coefficients, Pressure, Suction, Transients (Dynamics), Liquid crystals, Blades
Journal Articles

Unsteady Analysis of Heat Transfer Coefficient Distribution in a Static Ribbed Channel for An Established Flow

Aurélien Perrot, Laurent Gicquel, Florent Duchaine, Nicolas Odier, Jérôme Dombard, Thomas Grosnickel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121004.
Paper No: TURBO-20-1259
https://doi.org/10.1115/1.4051490
Published Online: July 5, 2021
View Article titled, Unsteady Analysis of Heat Transfer Coefficient Distribution in a Static Ribbed Channel for An Established Flow
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Topics: Flow (Dynamics), Turbulence, Heat transfer coefficients