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Journal Articles

Computational Fluid Dynamics Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine

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Thorsten Hansen, Erik Munktell, Georg Scheuerer, Qingyuan Zhuang, Kim Zwiener
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011005.
Paper No: TURBO-23-1168
https://doi.org/10.1115/1.4063516
Published Online: October 25, 2023
View Articletitled, Computational Fluid Dynamics Simulations of the Unsteady-State Flow Through a 1.5-Stage High-Work Turbine
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Topics: Engineering simulation, Pressure, Rotors, Simulation, Stators, Steady state, Turbines, Flow (Dynamics)
Journal Articles

Experimental Investigation of Transient Flow Phenomena in Rotating Compressor Cavities

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Mikolaj J. Pernak, Tom E. W. Nicholas, Jake T. Williams, Richard W. Jackson, Hui Tang, Gary D. Lock, James A. Scobie
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121005.
Paper No: TURBO-23-1143
https://doi.org/10.1115/1.4063507
Published Online: October 19, 2023
View Articletitled, Experimental Investigation of Transient Flow Phenomena in Rotating Compressor Cavities
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Topics: Cavities, Disks, Flow (Dynamics), Heat transfer, Temperature, Transients (Dynamics), Compressors, Steady state, Buoyancy
Journal Articles

Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine

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Daniel D. Fahy, Peter Ireland
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2023, 145(11): 111003.
Paper No: TURBO-22-1267
https://doi.org/10.1115/1.4063246
Published Online: September 14, 2023
View Articletitled, Axial Ventilation and Blade Row Effects on Transient Natural Convective Shutdown Cooling in a Gas Turbine
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Topics: Annulus, Blades, Cooling, Cylinders, Gas turbines, Heat flux, Temperature, Transients (Dynamics), Ventilation, Computational fluid dynamics
Journal Articles

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

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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 Articletitled, 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

Detailed Velocity and Heat Transfer Measurements in an Advanced Gas Turbine Vane Insert Using Magnetic Resonance Velocimetry and Infrared Thermometry

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Michael J. Benson, David Bindon, Mattias Cooper, F. Todd Davidson, Benjamin Duhaime, David Helmer, Robert Woodings, Bret P. Van Poppel, Christopher J. Elkins, John P. Clark
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021009.
Paper No: TURBO-21-1113
https://doi.org/10.1115/1.4052310
Published Online: September 29, 2021
View Articletitled, Detailed Velocity and Heat Transfer Measurements in an Advanced Gas Turbine Vane Insert Using Magnetic Resonance Velocimetry and Infrared Thermometry
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Topics: Cooling, Flow (Dynamics), Gas turbines, Heat transfer, Magnetic resonance, Temperature, Temperature measurement, Design, Steady state, Impingement cooling
Journal Articles

Improving Steady Computational Fluid Dynamics to Capture the Effects of Radial Mixing in Axial Compressors

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Lorenzo Cozzi, Filippo Rubechini, Andrea Arnone, Andrea Schneider, Pio Astrua
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091005.
Paper No: TURBO-19-1196
https://doi.org/10.1115/1.4047394
Published Online: August 21, 2020
View Articletitled, Improving Steady Computational Fluid Dynamics to Capture the Effects of Radial Mixing in Axial Compressors
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Topics: Compressors, Flow (Dynamics), Simulation, Calibration, Reynolds-averaged Navier–Stokes equations, Computational fluid dynamics, Steady state, Blades, Clearances (Engineering), Design
Journal Articles

Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure

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Sarwesh Parbat, Zheng Min, Li Yang, Minking Chyu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2020, 142(6): 061004.
Paper No: TURBO-19-1305
https://doi.org/10.1115/1.4046527
Published Online: May 12, 2020
View Articletitled, Experimental and Numerical Analysis of Additively Manufactured Inconel 718 Coupons With Lattice Structure
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Topics: Additive manufacturing, Coolants, Flow (Dynamics), Heat transfer, Numerical analysis, Pressure drop, Wall temperature, Vortices, Cooling, Steady state
Journal Articles

Application of the Transient Heat Transfer Measurement Technique Using Thermochromic Liquid Crystals in a Network Configuration With Intersecting Circular Passages

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Anika Steurer, Rico Poser, Jens von Wolfersdorf, Stefan Retzko
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051010.
Paper No: TURBO-18-1261
https://doi.org/10.1115/1.4041807
Published Online: January 25, 2019
View Articletitled, Application of the Transient Heat Transfer Measurement Technique Using Thermochromic Liquid Crystals in a Network Configuration With Intersecting Circular Passages
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Topics: Flow (Dynamics), Fluids, Temperature, Liquid crystals, Steady state, Transients (Dynamics), Computational fluid dynamics
Journal Articles

Development of a Steady-State Experimental Facility for the Analysis of Double-Wall Effusion Cooling Geometries

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Alexander V. Murray, Peter T. Ireland, Eduardo Romero
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2019, 141(4): 041008.
Paper No: TURBO-18-1265
https://doi.org/10.1115/1.4041751
Published Online: January 21, 2019
View Articletitled, Development of a Steady-State Experimental Facility for the Analysis of Double-Wall Effusion Cooling Geometries
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Topics: Computational fluid dynamics, Coolants, Cooling, Flow (Dynamics), Geometry, Simulation, Steady state, Temperature, Heat conduction, Turbulence
Journal Articles

Capturing Radial Mixing in Axial Compressors With Computational Fluid Dynamics

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Lorenzo Cozzi, Filippo Rubechini, Matteo Giovannini, Michele Marconcini, Andrea Arnone, Andrea Schneider, Pio Astrua
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2019, 141(3): 031012.
Paper No: TURBO-18-1184
https://doi.org/10.1115/1.4041738
Published Online: January 21, 2019
View Articletitled, Capturing Radial Mixing in Axial Compressors With Computational Fluid Dynamics
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Topics: Compressors, Flow (Dynamics), Vorticity, Clearances (Engineering), Simulation, Blades, Steady state, Fluids, Computational fluid dynamics
Journal Articles

Consequences of Borescope Blending Repairs on Modern High Pressure Compressor Blisk Aeroelasticity

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Benjamin Hanschke, Arnold Kühhorn, Sven Schrape, Thomas Giersch
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2019, 141(2): 021002.
Paper No: TURBO-18-1028
https://doi.org/10.1115/1.4041672
Published Online: January 16, 2019
View Articletitled, Consequences of Borescope Blending Repairs on Modern High Pressure Compressor Blisk Aeroelasticity
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Topics: Blades, Compressors, Damping, Flow (Dynamics), Maintenance, Pressure, Steady state, High pressure (Physics), Aerodynamics, Fluid-dynamic forces
Journal Articles

Time-Transformation Simulation of a 1.5 Stage Transonic Compressor

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Laith Zori, Paul Galpin, Rubens Campregher, Juan Carlos Morales
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. July 2017, 139(7): 071001.
Paper No: TURBO-16-1109
https://doi.org/10.1115/1.4035450
Published Online: February 23, 2017
View Articletitled, Time-Transformation Simulation of a 1.5 Stage Transonic Compressor
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Topics: Blades, Compressors, Flow (Dynamics), Pressure, Rotors, Simulation, Stators, Steady state, Transients (Dynamics), Inlet guide vanes
Journal Articles

Estimating Over Temperature and Its Duration in a Flat Plate With Sudden Changes in Heating and Cooling

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Chien-Shing Lee, Tom I-P. Shih, Kenneth Mark Bryden
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. June 2016, 138(6): 061007.
Paper No: TURBO-15-1291
https://doi.org/10.1115/1.4032306
Published Online: February 9, 2016
View Articletitled, Estimating Over Temperature and Its Duration in a Flat Plate With Sudden Changes in Heating and Cooling
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Topics: Temperature, Transients (Dynamics), Steady state, Flat plates, Heating and cooling
Journal Articles

An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration

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Sebastian Schulz, Alexander Schindler, Jens von Wolfersdorf
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2016, 138(4): 041007.
Paper No: TURBO-15-1216
https://doi.org/10.1115/1.4032022
Published Online: January 5, 2016
View Articletitled, An Experimental and Numerical Investigation on the Effects of Aerothermal Mixing in a Confined Oblique Jet Impingement Configuration
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Geometry, Jets, Temperature, Turbulence, Simulation, Wall temperature, Steady state
Journal Articles

Design and Experimental Validation of a Supersonic Concentric Micro Gas Turbine

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Gabriel Vézina, Hugo Fortier-Topping, François Bolduc-Teasdale, David Rancourt, Mathieu Picard, Jean-Sébastien Plante, Martin Brouillette, Luc Fréchette
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2016, 138(2): 021007.
Paper No: TURBO-14-1322
https://doi.org/10.1115/1.4031863
Published Online: November 17, 2015
View Articletitled, Design and Experimental Validation of a Supersonic Concentric Micro Gas Turbine
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Topics: Combustion chambers, Compressors, Design, Engineering prototypes, Flow (Dynamics), Rotors, Turbines, Pressure, Temperature, Steady state
Journal Articles

Influence of Unsteadiness on the Control of a Hub-Corner Separation Within a Radial Vaned Diffuser

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Aurélien Marsan, Isabelle Trébinjac, Sylvain Coste, Gilles Leroy
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. February 2015, 137(2): 021008.
Paper No: TURBO-14-1125
https://doi.org/10.1115/1.4028244
Published Online: September 30, 2014
View Articletitled, Influence of Unsteadiness on the Control of a Hub-Corner Separation Within a Radial Vaned Diffuser
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Topics: Computer simulation, Corners (Structural elements), Diffusers, Flow (Dynamics), Separation (Technology), Suction, Steady state, Pressure, Compressors
Journal Articles

Using Unsteady Analysis to Improve the Steady State Computational Fluid Dynamics Assessment of Minimum Flow in a Radial Compressor Stage

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Clementine Vezier, Michael Dollinger, James M. Sorokes, Jorge E. Pacheco
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2014, 136(5): 051017.
Paper No: TURBO-13-1128
https://doi.org/10.1115/1.4025573
Published Online: October 24, 2013
View Articletitled, Using Unsteady Analysis to Improve the Steady State Computational Fluid Dynamics Assessment of Minimum Flow in a Radial Compressor Stage
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Topics: Computational fluid dynamics, Diffusers, Flow (Dynamics), Steady state, Design, Impellers, Surges, Compressors
Journal Articles

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations

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G. M. Laskowski, R. S. Bunker, J. C. Bailey, G. Ledezma, S. Kapetanovic, G. M. Itzel, M. A. Sullivan, T. R. Farrell
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2011, 133(4): 041020.
https://doi.org/10.1115/1.4002410
Published Online: April 25, 2011
View Articletitled, An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part II: CFD Simulations
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Topics: Cavities, Computational fluid dynamics, Cooling, Cylinders, Flow (Dynamics), Polishing equipment, Pressure, Simulation, Turbines, Rotors
Journal Articles

A Novel Technique for Assessing Turbine Cooling System Performance

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S. Luque, T. Povey
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031013.
https://doi.org/10.1115/1.4001232
Published Online: November 15, 2010
View Articletitled, A Novel Technique for Assessing Turbine Cooling System Performance
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Topics: Coolants, Cooling, Cooling systems, Engines, Flow (Dynamics), Heat transfer, Liquid crystals, Nozzle guide vanes, Pressure, Temperature
Journal Articles

Comparison Between Steady and Unsteady Double-Entry Turbine Performance Using the Quasi-Steady Assumption

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Colin D. Copeland, Ricardo Martinez-Botas, Martin Seiler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031001.
https://doi.org/10.1115/1.4000580
Published Online: November 11, 2010
View Articletitled, Comparison Between Steady and Unsteady Double-Entry Turbine Performance Using the Quasi-Steady Assumption
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Topics: Cycles, Flow (Dynamics), Turbines, Pressure, Steady state