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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
Open the PDF for The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall in another window
Topics: Computational fluid dynamics, Coolants, Cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Temperature, Combustion chambers, Film cooling, Vortices
Proceedings Papers

The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness

Evan Lundburg, Stephen Lynch, Kevin Liu, Hongzhou Xu, Michael Fox
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100791
https://doi.org/10.1115/GT2023-100791
View Paper titled, The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness
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Topics: Diffusers, Film cooling, Coolants, Flow (Dynamics), Surface roughness, Errors, Geometry, Shapes, Blades, Diffusion (Physics)
Journal Articles

Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Jin Woo Lee, Wing F. Ng, Hongzhou Xu, Michael Fox, Jun Li
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2023, 145(8): 081006.
Paper No: TURBO-22-1050
https://doi.org/10.1115/1.4062180
Published Online: April 3, 2023
View Article titled, Upstream Jet Cooling and Dual Cavity Slashface Leakage Cooling on a Transonic Nozzle Guide Vane Endwall
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Topics: Cavities, Computational fluid dynamics, Coolants, Cooling, Design, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Suction
Proceedings Papers

The Effect of Diffuser Shape for Film Cooling Holes With Constant Expansion Angles and Area Ratio

Evan Lundburg, Stephen Lynch, Kevin Liu, Hongzhou Xu, Michael Fox
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81520
https://doi.org/10.1115/GT2022-81520
View Paper titled, The Effect of Diffuser Shape for Film Cooling Holes With Constant Expansion Angles and Area Ratio
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Topics: Diffusers, Film cooling, Shapes, Coolants, Surface roughness, Flow (Dynamics), Cooling, Durability, Gas turbines, High temperature
Proceedings Papers

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

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Wing F. Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT11A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82800
https://doi.org/10.1115/GT2022-82800
View Paper titled, The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall
Open the PDF for The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall in another window
Topics: Combustion chambers, Cooling, Nozzle guide vanes, Coolants, Cavities, Computational fluid dynamics, Cooling systems, Design, Engines, Flow (Dynamics)
Journal Articles

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full- and Partial-Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091009.
Paper No: TURBO-21-1239
https://doi.org/10.1115/1.4053492
Published Online: March 4, 2022
View Article titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full- and Partial-Height Strip-Fins
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Topics: Fins, Flow (Dynamics), Heat transfer, Pressure, Rotation, Strips, Reynolds number, Pressure drop
Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051004.
Paper No: TURBO-21-1102
https://doi.org/10.1115/1.4052738
Published Online: November 17, 2021
View Article titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment
Open the PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 2—Effect of Combustor-Nozzle Guide Vane Misalignment in another window
Topics: Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Nozzle guide vanes, Vortices, Pressure, Design
Journal Articles

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio

Shuo Mao, Ridge Sibold, Wing F. Ng, Zhigang Li, Bo Bai, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051003.
Paper No: TURBO-21-1101
https://doi.org/10.1115/1.4052754
Published Online: November 17, 2021
View Article titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio
Open the PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling Part 1—Effect of Density Ratio in another window
Topics: Coolants, Cooling, Density, Flow (Dynamics), Film cooling, Nozzle guide vanes, Heat transfer, Pressure, Computational fluid dynamics, Momentum
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
Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58877
https://doi.org/10.1115/GT2021-58877
View Paper titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Full and Partial Height Strip-Fins
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Topics: Fins, Heat transfer, Strips, Rotation, Cooling, Pressure drop, Flow (Dynamics), Heat transfer coefficients, Copper, Design
Journal Articles

Heat Transfer in Rotating, Trailing-Edge, Converging Channels With Smooth Walls and Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2021, 143(7): 071007.
Paper No: TURBO-20-1294
https://doi.org/10.1115/1.4050355
Published Online: April 9, 2021
View Article titled, Heat Transfer in Rotating, Trailing-Edge, Converging Channels With Smooth Walls and Pin-Fins
Open the PDF for Heat Transfer in Rotating, Trailing-Edge, Converging Channels With Smooth Walls and Pin-Fins in another window
Topics: Fins, Flow (Dynamics), Heat transfer, Rotation, Pressure, Reynolds number, Cooling
Journal Articles

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Partial Length Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2021, 143(6): 061009.
Paper No: TURBO-20-1168
https://doi.org/10.1115/1.4050241
Published Online: April 8, 2021
View Article titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Partial Length Pin-Fins
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Topics: Fins, Heat transfer, Flow (Dynamics), Pressure, Rotation, Pins (Engineering), Cooling
Proceedings Papers

Turbine Nozzle Insert Clogging With Seeded Medium Size Particles

Hongzhou Xu, Kevin Liu, Michael Fox
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14522
https://doi.org/10.1115/GT2020-14522
View Paper titled, Turbine Nozzle Insert Clogging With Seeded Medium Size Particles
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Topics: Nozzles, Particulate matter, Turbines, Engines, Pressure, Coating processes, Coatings, Cooling, Design, Filtration
Proceedings Papers

Heat Transfer in Rotating, Trailing Edge, Converging Channels With Smooth Walls and Pin-Fins

Izzet Sahin, I-Lun Chen, Lesley M. Wright, Je-Chin Han, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14440
https://doi.org/10.1115/GT2020-14440
View Paper titled, Heat Transfer in Rotating, Trailing Edge, Converging Channels With Smooth Walls and Pin-Fins
Open the PDF for Heat Transfer in Rotating, Trailing Edge, Converging Channels With Smooth Walls and Pin-Fins in another window
Topics: Fins, Heat transfer, Rotation, Pressure drop, Reynolds number, Cooling, Flow (Dynamics), Heat transfer coefficients, Copper, Geometry
Proceedings Papers

Effects of Freestream Turbulence Intensity, Turbulence Length Scale, and Exit Reynolds Number on Vane Endwall Secondary Flow and Heat Transfer in a Transonic Turbine Cascade

Zhigang Li, Bo Bai, Luxuan Liu, Jun Li, Shuo Mao, Wing Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14639
https://doi.org/10.1115/GT2020-14639
View Paper titled, Effects of Freestream Turbulence Intensity, Turbulence Length Scale, and Exit Reynolds Number on Vane Endwall Secondary Flow and Heat Transfer in a Transonic Turbine Cascade
Open the PDF for Effects of Freestream Turbulence Intensity, Turbulence Length Scale, and Exit Reynolds Number on Vane Endwall Secondary Flow and Heat Transfer in a Transonic Turbine Cascade in another window
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Heat transfer, Reynolds number, Turbines, Turbulence, Stress, Combustion chambers, Gas turbines, Mach number
Proceedings Papers

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 1 — Effect of Density Ratio

Shuo Mao, Ridge A. Sibold, Stephen Lash, Wing F. Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A031, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14814
https://doi.org/10.1115/GT2020-14814
View Paper titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 1 — Effect of Density Ratio
Open the PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 1 — Effect of Density Ratio in another window
Topics: Cooling, Density, Heat transfer, Nozzle guide vanes, Coolants, Engines, Flow (Dynamics), Heat flux, Momentum, Turbulence
Proceedings Papers

Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 2 — Effect of Combustor-NGV Misalignment

Ridge A. Sibold, Shuo Mao, Wing F. Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A032, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14818
https://doi.org/10.1115/GT2020-14818
View Paper titled, Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 2 — Effect of Combustor-NGV Misalignment
Open the PDF for Experimental Study of the Endwall Heat Transfer of a Transonic Nozzle Guide Vane With Upstream Jet Purge Cooling: Part 2 — Effect of Combustor-NGV Misalignment in another window
Topics: Combustion chambers, Cooling, Heat transfer, Nozzle guide vanes, Coolants, Turbines, Film cooling, Flow (Dynamics), Turbulence, Vortices
Proceedings Papers

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

Zhigang Li, Bo Bai, Jun Li, Shuo Mao, Wing Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A071, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16160
https://doi.org/10.1115/GT2020-16160
View Paper titled, Endwall Heat Transfer and Cooling Performance of a Transonic Turbine Vane With Upstream Injection Flow
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Topics: Cooling, Flow (Dynamics), Heat transfer, Turbines, Coolants, Film cooling, Turbulence, Computational fluid dynamics, Cascades (Fluid dynamics), Chords (Trusses)
Proceedings Papers

Effects of Upstream Step Geometry on Axisymmetric Converging Vane Endwall Heat Transfer and Film Cooling at Transonic Conditions

Bo Bai, Zhigang Li, Jun Li, Shuo Mao, Wing Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A070, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16154
https://doi.org/10.1115/GT2020-16154
View Paper titled, Effects of Upstream Step Geometry on Axisymmetric Converging Vane Endwall Heat Transfer and Film Cooling at Transonic Conditions
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Topics: Film cooling, Geometry, Heat transfer, Design, Flow (Dynamics), Gas turbines, Stress, Turbulence, Combustion chambers, Computational fluid dynamics
Journal Articles

The Effect of Step Misalignment on Purge Flow Cooling of Nozzle Guide Vane at Transonic Conditions

Luke Luehr, Ridge Sibold, Shuo Mao, Wing F. Ng, Zhigang Li, Hongzhou Xu, Michael Fox
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101004.
Paper No: TURBO-20-1072
https://doi.org/10.1115/1.4047634
Published Online: September 11, 2020
View Article titled, The Effect of Step Misalignment on Purge Flow Cooling of Nozzle Guide Vane at Transonic Conditions
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Heat transfer, Boundary layers, Nozzle guide vanes