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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
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
Journal Articles

Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes

Mathias Michaud, Dougal Jackson, Frédéric Goenaga, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061017.
Paper No: TURBO-21-1259
https://doi.org/10.1115/1.4056774
Published Online: March 2, 2023
View Article titled, Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes
Open the PDF for Experimental Study of Impact of In-Service Deterioration on Aerodynamic Performance of High-Pressure Nozzle Guide Vanes in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Pressure, Surface roughness, Kinetic energy, Nozzle guide vanes, Engines, Spallation (Nuclear physics), High pressure (Physics)
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
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

Lean-Burn Combustor Simulator for an Engine-Component Test Facility: An Experimental and Computational Study

Jonas Amend, Roderick Lubbock, Francesco Ornano, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061014.
Paper No: TURBO-22-1043
https://doi.org/10.1115/1.4056387
Published Online: January 30, 2023
View Article titled, Lean-Burn Combustor Simulator for an Engine-Component Test Facility: An Experimental and Computational Study
Open the PDF for Lean-Burn Combustor Simulator for an Engine-Component Test Facility: An Experimental and Computational Study in another window
Topics: Combustion chambers, Computational fluid dynamics, Flow (Dynamics), Pressure, Temperature, Coolants, Design, Engines, Simulation, Nozzle guide vanes
Journal Articles

Impact of Trailing Edge Overhang Length on the Loss Characteristics of Fully Cooled Transonic Nozzle Guide Vanes

Daniel Burdett, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051012.
Paper No: TURBO-21-1060
https://doi.org/10.1115/1.4056056
Published Online: December 6, 2022
View Article titled, Impact of Trailing Edge Overhang Length on the Loss Characteristics of Fully Cooled Transonic Nozzle Guide Vanes
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Topics: Boundary layers, Computational fluid dynamics, Flow (Dynamics), Geometry, Pressure, Vortex shedding, Wakes, Coolants, Design, Nozzle guide vanes
Journal Articles

Annular Dump Diffuser and Deswirl System for Back-Pressure Control in Engine-Scale Transonic Annular Cascade

Mathias Michaud, Francesco Ornano, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041006.
Paper No: TURBO-21-1089
https://doi.org/10.1115/1.4055863
Published Online: November 4, 2022
View Article titled, Annular Dump Diffuser and Deswirl System for Back-Pressure Control in Engine-Scale Transonic Annular Cascade
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Topics: Flow (Dynamics), Pressure, Nozzle guide vanes, Design, Diffusers, Computational fluid dynamics
Journal Articles

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

G. Babazzi, T. Bacci, A. Picchi, B. Facchini, S. Cubeda
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021005.
Paper No: TURBO-22-1165
https://doi.org/10.1115/1.4055500
Published Online: October 12, 2022
View Article titled, Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions
Open the PDF for Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions in another window
Topics: Combustion chambers, Coolants, Film cooling, Flow (Dynamics), Nozzle guide vanes, Oxygen, Pressure, Probes, Swirling flow, Temperature
Journal Articles

Experimental and Numerical Analysis of Loss Characteristics of Cooled Transonic Nozzle Guide Vanes

Daniel Burdett, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051009.
Paper No: TURBO-21-1040
https://doi.org/10.1115/1.4053019
Published Online: January 13, 2022
View Article titled, Experimental and Numerical Analysis of Loss Characteristics of Cooled Transonic Nozzle Guide Vanes
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Topics: Computational fluid dynamics, Coolants, Flow (Dynamics), Kinetic energy, Mach number, Pressure, Reynolds-averaged Navier–Stokes equations, Wakes, Nozzle guide vanes, Simulation
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
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

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
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

Comparison of Film Cooling Performance for Different Purge Slot Configurations in a Cylindrical and State-of-the-Art Nozzle Guide Vane

Christian Landfester, Gunther Müller, Robert Krewinkel, Clemens Domnick, Martin Böhle
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2022, 144(3): 031014.
Paper No: TURBO-21-1154
https://doi.org/10.1115/1.4052456
Published Online: November 2, 2021
View Article titled, Comparison of Film Cooling Performance for Different Purge Slot Configurations in a Cylindrical and State-of-the-Art Nozzle Guide Vane
Open the PDF for Comparison of Film Cooling Performance for Different Purge Slot Configurations in a Cylindrical and State-of-the-Art Nozzle Guide Vane in another window
Topics: Coolants, Film cooling, Flow (Dynamics), Nozzle guide vanes, Pressure, Probes, Design, Wakes, Cooling
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
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
Open the PDF for A New Experimental Approach for Heat Transfer Coefficient and Adiabatic Wall Temperature Measurements on a Nozzle Guide Vane With Inlet Temperature Distortions in another window
Topics: Nozzle guide vanes, Temperature, Wall temperature, Combustion chambers, Heat transfer coefficients, Flow (Dynamics)
Journal Articles

Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 2: Thermal Measurements

Mahmood H. Alqefl, Kedar P. Nawathe, Pingting Chen, Rui Zhu, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121010.
Paper No: TURBO-21-1012
https://doi.org/10.1115/1.4051556
Published Online: July 14, 2021
View Article titled, Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 2: Thermal Measurements
Open the PDF for Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 2: Thermal Measurements in another window
Topics: Combustion chambers, Coolants, Cooling, Film cooling, Flow (Dynamics), Vortices, Nozzle guide vanes, Pressure
Journal Articles

Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 1: Aerodynamics

Mahmood H. Alqefl, Kedar P. Nawathe, Pingting Chen, Rui Zhu, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121009.
Paper No: TURBO-20-1347
https://doi.org/10.1115/1.4050329
Published Online: July 14, 2021
View Article titled, Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 1: Aerodynamics
Open the PDF for Aero-Thermal Aspects of Film Cooled Nozzle Guide Vane Endwall—Part 1: Aerodynamics in another window
Topics: Aerodynamics, Combustion chambers, Coolants, Film cooling, Flow (Dynamics), Pressure, Vortices, Nozzle guide vanes, Cascades (Fluid dynamics), Cooling
Journal Articles

Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines

Matthew Ellis, Nicholas Bojdo, Stephen Covey-Crump, Merren Jones, Antonio Filippone, Alison Pawley
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111008.
Paper No: TURBO-20-1090
https://doi.org/10.1115/1.4051108
Published Online: June 21, 2021
View Article titled, Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines
Open the PDF for Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines in another window
Topics: Particulate matter, Probability, Temperature, Nozzle guide vanes
Journal Articles

V-Shaped Holes for Full Coverage Film Cooling of a High-Pressure Nozzle Guide Vane

G. Barigozzi, H. Abdeh, S. Rouina, L. Abba, M. Iannone, V. Odemondo
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. November 2021, 143(11): 111004.
Paper No: TURBO-20-1270
https://doi.org/10.1115/1.4051081
Published Online: June 15, 2021
View Article titled, V-Shaped Holes for Full Coverage Film Cooling of a High-Pressure Nozzle Guide Vane
Open the PDF for V-Shaped Holes for Full Coverage Film Cooling of a High-Pressure Nozzle Guide Vane in another window
Topics: Cascades (Fluid dynamics), Coolants, Cooling, Film cooling, Flow (Dynamics), Geometry, Pressure, Suction, High pressure (Physics), Nozzle guide vanes
Journal Articles

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051004.
Paper No: TURBO-20-1232
https://doi.org/10.1115/1.4049618
Published Online: April 5, 2021
View Article titled, Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane
Open the PDF for Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane in another window
Topics: Coolants, Cooling, Nozzle guide vanes, Pressure, Design, Suction, Film cooling, Engines, Turbines
Journal Articles

Understanding Capacity Sensitivity of Cooled Transonic Nozzle Guide Vanes: A Parametric Experimental and Computational Study of the Impact of Trailing Edge Geometry

Daniel Burdett, Frédéric Goenaga, Thomas Povey
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051001.
Paper No: TURBO-20-1172
https://doi.org/10.1115/1.4050068
Published Online: March 30, 2021
View Article titled, Understanding Capacity Sensitivity of Cooled Transonic Nozzle Guide Vanes: A Parametric Experimental and Computational Study of the Impact of Trailing Edge Geometry
Open the PDF for Understanding Capacity Sensitivity of Cooled Transonic Nozzle Guide Vanes: A Parametric Experimental and Computational Study of the Impact of Trailing Edge Geometry in another window
Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Pressure, Coolants, Boundary layers, Nozzle guide vanes
Journal Articles

Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

Tommaso Bacci, Alessio Picchi, Tommaso Lenzi, Bruno Facchini, Luca Innocenti
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041006.
Paper No: TURBO-20-1239
https://doi.org/10.1115/1.4049917
Published Online: March 22, 2021
View Article titled, Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case
Open the PDF for Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case in another window
Topics: Heat transfer, Heat transfer coefficients, Nozzle guide vanes, Surface roughness, Temperature, Turbines, Turbulence, Pressure, Computational fluid dynamics, Geometry
Journal Articles

Effects of Endwall Film Coolant Flowrate on Secondary Flows and Coolant Mixing in a First Stage Nozzle Guide Vane

Mahmood H. Alqefl, Kedar P. Nawathe, Pingting Chen, Rui Zhu, Yong W. Kim, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031003.
Paper No: TURBO-20-1326
https://doi.org/10.1115/1.4049852
Published Online: February 12, 2021
View Article titled, Effects of Endwall Film Coolant Flowrate on Secondary Flows and Coolant Mixing in a First Stage Nozzle Guide Vane
Open the PDF for Effects of Endwall Film Coolant Flowrate on Secondary Flows and Coolant Mixing in a First Stage Nozzle Guide Vane in another window
Topics: Combustion chambers, Coolants, Film cooling, Flow (Dynamics), Vortices, Pressure, Cooling, Nozzle guide vanes, Turbines