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Proceedings Papers

3D Heat Transfer Assessment of Full-Scale Inlet Vanes With Surface-Optimized Film Cooling: Part 2 — Conjugate CFD Simulations

J. J. Johnson, J. P. Clark, R. A. Anthony, M. K. Ooten, R. H. Ni, W. H. Humber
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A025, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91864
https://doi.org/10.1115/GT2019-91864
View Paper titled, 3D Heat Transfer Assessment of Full-Scale Inlet Vanes With Surface-Optimized Film Cooling: Part 2 — Conjugate CFD Simulations
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Topics: Computational fluid dynamics, Engineering simulation, Film cooling, Heat transfer, Simulation, Cooling, Design, Engines, Pressure, Boundary-value problems
Proceedings Papers

3D Heat Transfer Assessment of Full-Scale Inlet Vanes With Surface-Optimized Film Cooling: Part 1 — Experimental Results

R. J. Anthony, J. P. Clark, J. Finnegan, J. J. Johnson
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A027, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91919
https://doi.org/10.1115/GT2019-91919
View Paper titled, 3D Heat Transfer Assessment of Full-Scale Inlet Vanes With Surface-Optimized Film Cooling: Part 1 — Experimental Results
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Topics: Film cooling, Heat transfer, Heat flux, Cooling, Design, Hardware, Pressure, Turbines, Air Force, Airfoils
Proceedings Papers

The Effect of Airfoil Scaling on the Predicted Unsteady Loading on the Blade of a 1 and 1/2 Stage Transonic Turbine and a Comparison With Experimental Results

J. P. Clark, G. M. Stetson, S. S. Magge, R. H. Ni, C. W. Haldeman, Jr., M. G. Dunn
Proc. ASME. GT2000, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A020, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0446
https://doi.org/10.1115/2000-GT-0446
View Paper titled, The Effect of Airfoil Scaling on the Predicted Unsteady Loading on the Blade of a 1 and 1/2 Stage Transonic Turbine and a Comparison With Experimental Results
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Topics: Airfoils, Blades, Turbines, Computation, Pressure, Simulation, Wheels, Annulus, Design, Engines
Proceedings Papers

Infrared Assessment of an Optimized Vane Pressure Side Film Cooling Array

J. J. Johnson, P. I. King, J. P. Clark, A. T. Lethander, N. A. Posada
Proc. ASME. IMECE2012, Volume 7: Fluids and Heat Transfer, Parts A, B, C, and D, 1949-1961, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-87829
https://doi.org/10.1115/IMECE2012-87829
View Paper titled, Infrared Assessment of an Optimized Vane Pressure Side Film Cooling Array
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Topics: Film cooling, Pressure, Cooling, Flat plates, Shapes, Temperature, Thermography, Computational fluid dynamics, Design, Turbines
Journal Articles

Genetic Algorithm Optimization of a High-Pressure Turbine Vane Pressure Side Film Cooling Array

J. J. Johnson, P. I. King, J. P. Clark, M. K. Ooten
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2014, 136(1): 011011.
Paper No: TURBO-12-1222
https://doi.org/10.1115/1.4023470
Published Online: September 23, 2013
View Article titled, Genetic Algorithm Optimization of a High-Pressure Turbine Vane Pressure Side Film Cooling Array
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Topics: Computational fluid dynamics, Cooling, Film cooling, Optimization, Pressure, Flow (Dynamics), Temperature, Design, Heat flux, Turbines
Journal Articles

Toward the Expansion of Low-Pressure-Turbine Airfoil Design Space

T. J. Praisner, E. A. Grover, D. C. Knezevici, I. Popovic, S. A. Sjolander, J. P. Clark, R. Sondergaard
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2013, 135(6): 061007.
Paper No: TURBO-11-1046
https://doi.org/10.1115/1.4024796
Published Online: September 13, 2013
View Article titled, Toward the Expansion of Low-Pressure-Turbine Airfoil Design Space
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Topics: Airfoils, Design, Pressure, Reynolds number
Proceedings Papers

Genetic Algorithm Optimization of an HPT Vane Pressure Side Film Cooling Array

J. J. Johnson, P. I. King, J. P. Clark, M. K. Ooten
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 1151-1161, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68049
https://doi.org/10.1115/GT2012-68049
View Paper titled, Genetic Algorithm Optimization of an HPT Vane Pressure Side Film Cooling Array
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Topics: Film cooling, Genetic algorithms, Optimization, Pressure, Cooling, Computational fluid dynamics, Design, Temperature, Boundary-value problems, Compressors
Proceedings Papers

Exploring Conjugate CFD Heat Transfer Characteristics for a Film-Cooled Flat Plate and 3-D Turbine Inlet Vane

J. J. Johnson, P. I. King, J. P. Clark, P. J. Koch
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 1163-1174, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68065
https://doi.org/10.1115/GT2012-68065
View Paper titled, Exploring Conjugate CFD Heat Transfer Characteristics for a Film-Cooled Flat Plate and 3-D Turbine Inlet Vane
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Topics: Computational fluid dynamics, Flat plates, Heat transfer, Turbines, Cooling, Film cooling, Design, Pressure, Coolants, Density
Proceedings Papers

Conjugate Heat Transfer Analysis for a Film-Cooled Turbine Vane

Ron Ho Ni, William Humber, George Fan, P. Dean Johnson, Jim Downs, J. P. Clark, P. J. Koch
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 423-434, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45920
https://doi.org/10.1115/GT2011-45920
View Paper titled, Conjugate Heat Transfer Analysis for a Film-Cooled Turbine Vane
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Topics: Heat transfer, Turbines, Fluids, Metals, Temperature, Air Force, Airfoils, Computation, Computer simulation, Cooling
Proceedings Papers

Highly Loaded Low-Pressure Turbine: Design, Numerical, and Experimental Analysis

J. T. Schmitz, S. C. Morris, R. Ma, T. C. Corke, J. P. Clark, P. J. Koch, S. L. Puterbaugh
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 1633-1646, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23591
https://doi.org/10.1115/GT2010-23591
View Paper titled, Highly Loaded Low-Pressure Turbine: Design, Numerical, and Experimental Analysis
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Topics: Design, Experimental analysis, Pressure, Turbines, Flow (Dynamics), Blades, Boundary layers, Geometry, Modeling, Nozzles
Proceedings Papers

Toward the Expansion of Low-Pressure-Turbine Airfoil Design Space

T. J. Praisner, E. A. Grover, D. C. Knezevici, I. Popovic, S. A. Sjolander, J. P. Clark, R. Sondergaard
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 1323-1331, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50898
https://doi.org/10.1115/GT2008-50898
View Paper titled, Toward the Expansion of Low-Pressure-Turbine Airfoil Design Space
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Topics: Airfoils, Design, Pressure, Turbines, Engines, Modeling, Flight, Reynolds number, Unmanned aerial vehicles, Weight (Mass)
Proceedings Papers

Migration of Combustor Exit Profiles Through High Pressure Turbine Vanes

M. D. Barringer, M. D. Polanka, J. P. Clark, P. J. Koch, K. A. Thole
Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 1335-1346, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27157
https://doi.org/10.1115/GT2007-27157
View Paper titled, Migration of Combustor Exit Profiles Through High Pressure Turbine Vanes
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Topics: Combustion chambers, High pressure (Physics), Turbines, Flow (Dynamics), Pressure, Gas turbines, Temperature, Air Force, Airfoils, Enthalpy
Proceedings Papers

Turbine Tip and Shroud Heat Transfer and Loading: Part B — Comparisons Between Prediction and Experiment Including Unsteady Effects

M. D. Polanka, J. P. Clark, A. L. White, M. Meininger, T. J. Praisner
Proc. ASME. GT2003, Volume 5: Turbo Expo 2003, Parts A and B, 691-702, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38916
https://doi.org/10.1115/GT2003-38916
View Paper titled, Turbine Tip and Shroud Heat Transfer and Loading: Part B — Comparisons Between Prediction and Experiment Including Unsteady Effects
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Topics: Heat transfer, Turbines, Blades, Flow (Dynamics), Physics, Air Force, Airfoils, Annulus, Collaboration, Heat
Proceedings Papers

Predictions of Temperature Redistribution in a Turning Duct and in High-Pressure Turbines

T. J. Praisner, J. W. Magowan, J. P. Clark
Proc. ASME. GT2003, Volume 5: Turbo Expo 2003, Parts A and B, 193-201, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38317
https://doi.org/10.1115/GT2003-38317
View Paper titled, Predictions of Temperature Redistribution in a Turning Duct and in High-Pressure Turbines
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Topics: Ducts, High pressure (Physics), Temperature, Turbines, Turning, Engineering simulation, Simulation, Algebra, Enthalpy, Film cooling
Proceedings Papers

Using CFD to Reduce Resonant Stresses on a Single-Stage, High-Pressure Turbine Blade

J. P. Clark, A. S. Aggarwala, M. A. Velonis, R. E. Gacek, S. S. Magge, F. R. Price
Proc. ASME. GT2002, Volume 4: Turbo Expo 2002, Parts A and B, 845-851, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30320
https://doi.org/10.1115/GT2002-30320
View Paper titled, Using CFD to Reduce Resonant Stresses on a Single-Stage, High-Pressure Turbine Blade
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Topics: Computational fluid dynamics, High pressure (Physics), Resonance, Stress, Turbine blades, Blades, Cycles, Design, Engines, Failure
Journal Articles

Migration of Combustor Exit Profiles Through High Pressure Turbine Vanes

M. D. Barringer, K. A. Thole, M. D. Polanka, J. P. Clark, P. J. Koch
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2009, 131(2): 021010.
https://doi.org/10.1115/1.2950076
Published Online: January 23, 2009
View Article titled, Migration of Combustor Exit Profiles Through High Pressure Turbine Vanes
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Topics: Flow (Dynamics), Pressure, Turbines, Temperature, High pressure (Physics), Combustion chambers, Turbulence, Shapes
Proceedings Papers

Predicting Transition in Turbomachinery: Part I — A Review and New Model Development

T. J. Praisner, J. P. Clark
Proc. ASME. GT2004, Volume 4: Turbo Expo 2004, 161-174, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-54108
https://doi.org/10.1115/GT2004-54108
View Paper titled, Predicting Transition in Turbomachinery: Part I — A Review and New Model Development
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Topics: Airfoils, Bearings, Boundary layers, Bubbles, Cascades (Fluid dynamics), Computational fluid dynamics, Databases, Design, Diffusion (Physics), Dimensional analysis
Proceedings Papers

Predicting Transition in Turbomachinery: Part II — Model Validation and Benchmarking

T. J. Praisner, E. A. Grover, M. J. Rice, J. P. Clark
Proc. ASME. GT2004, Volume 4: Turbo Expo 2004, 175-184, June 14–17, 2004
Publisher: American Society of Mechanical Engineers
Paper No: GT2004-54109
https://doi.org/10.1115/GT2004-54109
View Paper titled, Predicting Transition in Turbomachinery: Part II — Model Validation and Benchmarking
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Topics: Model validation, Turbomachinery, Airfoils, Reynolds-averaged Navier–Stokes equations, Engineering simulation, Simulation, Boundary layers, Cascades (Fluid dynamics), Modeling, Design
Proceedings Papers

Performance Impacts Due to Wake Mixing in Axial-Flow Turbomachinery

T. J. Praisner, J. P. Clark, T. C. Nash, M. J. Rice, E. A. Grover
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 1821-1830, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90666
https://doi.org/10.1115/GT2006-90666
View Paper titled, Performance Impacts Due to Wake Mixing in Axial-Flow Turbomachinery
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Topics: Axial flow, Turbomachinery, Wakes, Engineering simulation, Simulation, Turbines, Airfoils, Blades, Computational fluid dynamics, Fluids
Proceedings Papers

Assessing Convergence in Predictions of Periodic-Unsteady Flowfields

J. P. Clark, E. A. Grover
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 1831-1841, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90735
https://doi.org/10.1115/GT2006-90735
View Paper titled, Assessing Convergence in Predictions of Periodic-Unsteady Flowfields
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Topics: Blades, Design, Engineering simulation, Engineers, Fluctuations (Physics), Fourier transforms, Gas turbines, Signal processing, Signals, Simulation