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ASME Turbo Expo 2013: Turbine Technical Conference and Exposition

June 3–7, 2013

San Antonio, Texas, USA

Conference Sponsors:

ISBN:

978-0-7918-5515-7

In This Volume

Conjugate Heat Transfer (18)
Film Cooling (58)

Volume 3B: Heat Transfer

Conjugate Heat Transfer

The Effects of Biot Number on the Conjugate Film Cooling Effectiveness Under Different Blowing Ratios

Chao Zhang, Jian-Jun Liu, Zhan Wang, Bai-Tao An

GT 2013; V03BT11A001https://doi.org/10.1115/GT2013-94041

Abstract

View Articletitled, The Effects of Biot Number on the Conjugate Film Cooling Effectiveness Under Different Blowing Ratios

PDF

Topics: Film cooling , Cooling , Heat transfer , Computational fluid dynamics , Convection , Coolants , Engines , Flat plates , Heat conduction , Simulation

Overall Effectiveness of a Blade Endwall With Jet Impingement and Film Cooling

Amy Mensch, Karen A. Thole

GT 2013; V03BT11A002https://doi.org/10.1115/GT2013-94165

Abstract

View Articletitled, Overall Effectiveness of a Blade Endwall With Jet Impingement and Film Cooling

PDF

Topics: Blades , Film cooling , Cooling , Engines , Heat transfer , Impingement cooling , Cascades (Fluid dynamics) , Gas turbines , Heat conduction , Stress

Study on Relevant Effects Concerning Heat Transfer of a Convection Cooled Gas Turbine Blade Under Realistic Engine Temperature Conditions

Y. Mick, B. Wörz, E. Findeisen, P. Jeschke, V. Caspary

GT 2013; V03BT11A003https://doi.org/10.1115/GT2013-94185

Abstract

View Articletitled, Study on Relevant Effects Concerning Heat Transfer of a Convection Cooled Gas Turbine Blade Under Realistic Engine Temperature Conditions

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Topics: Blades , Cascades (Fluid dynamics) , Convection , Engines , Gas turbines , Heat transfer , Radiation (Physics) , Temperature

Large-Eddy Simulation and Conjugate Heat Transfer Around a Low-Mach Turbine Blade

Florent Duchaine, Nicolas Maheu, Vincent Moureau, Guillaume Balarac, Stéphane Moreau

GT 2013; V03BT11A004https://doi.org/10.1115/GT2013-94257

Abstract

View Articletitled, Large-Eddy Simulation and Conjugate Heat Transfer Around a Low-Mach Turbine Blade

PDF

Topics: Heat transfer , Large eddy simulation , Turbine blades , Flow (Dynamics) , Pressure , Separation (Technology) , Temperature distribution , Computation , Design , Turbines

Flow-Field and Conjugate Heat Transfer of an Internally Air-Cooled Nozzle Guide Vane and Shrouds

Leiyong Jiang

GT 2013; V03BT11A005https://doi.org/10.1115/GT2013-94274

Abstract

View Articletitled, Flow-Field and Conjugate Heat Transfer of an Internally Air-Cooled Nozzle Guide Vane and Shrouds

PDF

Topics: Flow (Dynamics) , Heat transfer , Nozzle guide vanes , Temperature , Cooling , Gas turbines , Pressure , Boundary-value problems , Computational fluid dynamics , Engineering simulation

Analysis and Improvement of a Loosely Coupled Fluid-Solid Heat Transfer Method

Zhi Wang, Roque Corral, Jose M. Chaquet, Guillermo Pastor

GT 2013; V03BT11A006https://doi.org/10.1115/GT2013-94332

Abstract

View Articletitled, Analysis and Improvement of a Loosely Coupled Fluid-Solid Heat Transfer Method

PDF

Topics: Fluids , Heat transfer , Heat transfer coefficients , Computational fluid dynamics , Numerical analysis , Simulation , Temperature , Thermal analysis , Turbomachinery

An Immersed Mesh Block (IMB) Approach for Conjugate Heat Transfer Predictions

B. Lad, L. He

GT 2013; V03BT11A007https://doi.org/10.1115/GT2013-94383

Abstract

View Articletitled, An Immersed Mesh Block (IMB) Approach for Conjugate Heat Transfer Predictions

PDF

Topics: Heat transfer , Fluids , Metals , Turbines , Cooling , Composite materials , Convection , Coolants , Density , Design

An Investigation of Conjugate Heat Transfer Simulations Based on Discontinuous Galerkin Methods on Unstructured Grids

Zengrong Hao, Xiaodong Ren, Yin Song, Chunwei Gu

GT 2013; V03BT11A008https://doi.org/10.1115/GT2013-94498

Abstract

View Articletitled, An Investigation of Conjugate Heat Transfer Simulations Based on Discontinuous Galerkin Methods on Unstructured Grids

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Topics: Engineering simulation , Galerkin method , Heat transfer , Simulation , Fluids , Algorithms , Computation , Equations of motion , Heat conduction , Turbulence

Cooling Structure Optimization for a Rib-Roughed Channel in a Turbine Rotor Blade

Zhongran Chi, Jing Ren, Hongde Jiang

GT 2013; V03BT11A009https://doi.org/10.1115/GT2013-94527

Abstract

View Articletitled, Cooling Structure Optimization for a Rib-Roughed Channel in a Turbine Rotor Blade

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Topics: Blades , Cooling , Optimization , Rotors , Turbines , Design , Experimental design , Engineering simulation , Simulation , Computational fluid dynamics

Coupled Aero-Thermodynamics Optimization for the Cooling System of a Turbine Vane

Zhongran Chi, Jing Ren, Hongde Jiang

GT 2013; V03BT11A010https://doi.org/10.1115/GT2013-94528

Abstract

View Articletitled, Coupled Aero-Thermodynamics Optimization for the Cooling System of a Turbine Vane

PDF

Topics: Cooling systems , Optimization , Thermodynamics , Turbines , Design , Coolants , Cooling , Algorithms , Engines , Temperature distribution

Numerical Investigation of Flow and Heat Transfer in Gas Turbine Serpentine Passage Cooling and Comparison With Experimental Data

S. Kathiravan, Roberto De Prosperis, Alessandro Ciani

GT 2013; V03BT11A011https://doi.org/10.1115/GT2013-94666

Abstract

View Articletitled, Numerical Investigation of Flow and Heat Transfer in Gas Turbine Serpentine Passage Cooling and Comparison With Experimental Data

PDF

Topics: Cooling , Flow (Dynamics) , Gas turbines , Heat transfer , Computational fluid dynamics , Blades , Coating processes , Coatings , Computer simulation , Design

Conjugate Heat Transfer Modeling of a Film-Cooled, Flat-Plate Test Specimen in a Gas Turbine Aerothermal Test Facility

T. G. Sidwell, S. A. Lawson, D. L. Straub, K. H. Casleton, S. Beer

GT 2013; V03BT11A012https://doi.org/10.1115/GT2013-94687

Abstract

View Articletitled, Conjugate Heat Transfer Modeling of a Film-Cooled, Flat-Plate Test Specimen in a Gas Turbine Aerothermal Test Facility

PDF

Topics: Flat plates , Gas turbines , Heat transfer , Modeling , Test facilities , Turbulence , Computational fluid dynamics , Density , Film cooling , Convection

Comparison of Predictions From Conjugate Heat Transfer Analysis of a Film-Cooled Turbine Vane to Experimental Data

Ron-Ho Ni, William Humber, George Fan, John P. Clark, Richard J. Anthony, Jamie J. Johnson

GT 2013; V03BT11A013https://doi.org/10.1115/GT2013-94716

Abstract

View Articletitled, Comparison of Predictions From Conjugate Heat Transfer Analysis of a Film-Cooled Turbine Vane to Experimental Data

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Topics: Heat transfer , Turbines , Heat flux , Metals , Temperature , Air Force , Boundary-value problems , Fluids , Gages , Root cause analysis

Numerical Computation of the Jet Impingement Cooling of High Pressure Ratio Compressors

Elmar Gröschel, Carsten Lipfert, Wolfgang Erb, Daniel Rusch

GT 2013; V03BT11A014https://doi.org/10.1115/GT2013-94949

Abstract

View Articletitled, Numerical Computation of the Jet Impingement Cooling of High Pressure Ratio Compressors

PDF

Topics: Compressors , Computation , High pressure (Physics) , Impingement cooling , Temperature , Cooling , Wheels , Fluids , Heat transfer , Design

Conjugate Heat Transfer CFD Predictions of Impingement Jet Array Flat Wall Cooling Aerodynamics With Single Sided Flow Exit

Abubakar M. El-Jummah, Gordon E. Andrews, John E. J. Staggs

GT 2013; V03BT11A015https://doi.org/10.1115/GT2013-95343

Abstract

View Articletitled, Conjugate Heat Transfer CFD Predictions of Impingement Jet Array Flat Wall Cooling Aerodynamics With Single Sided Flow Exit

PDF

Topics: Aerodynamics , Computational fluid dynamics , Cooling , Flow (Dynamics) , Heat transfer , Cross-flow , Jets , Convection , Ducts , Combustion chambers

Effusion Cooling With Backside Crossflow Cooling and the Backside Coolant Mass Flow Rate Greater Than the Effusion Cooling Mass Flow

G. E. Andrews, I. M. Khalifa

GT 2013; V03BT11A016https://doi.org/10.1115/GT2013-95355

Abstract

View Articletitled, Effusion Cooling With Backside Crossflow Cooling and the Backside Coolant Mass Flow Rate Greater Than the Effusion Cooling Mass Flow

PDF

Topics: Coolants , Cooling , Flow (Dynamics) , Ducts , Heat transfer , Cross-flow , Combustion , Combustion chambers , Computational fluid dynamics , Geometry

Application of a Fast Loosely Coupled Fluid/Solid Heat Transfer Method to the Transient Analysis of Low-Pressure-Turbine Disk Cavities

Arnau Altuna, Jose M. Chaquet, Roque Corral, Fernando Gisbert, Guillermo Pastor

GT 2013; V03BT11A017https://doi.org/10.1115/GT2013-95426

Abstract

View Articletitled, Application of a Fast Loosely Coupled Fluid/Solid Heat Transfer Method to the Transient Analysis of Low-Pressure-Turbine Disk Cavities

PDF

Topics: Cavities , Disks , Fluids , Heat transfer , Pressure , Transient analysis , Turbines , Graphics processing units , Flow (Dynamics) , Simulation

Biot-Number Analogy for Design of Experiments in Turbine Cooling

Tom I.-P. Shih, Saiprashanth Gomatam Ramachandran

GT 2013; V03BT11A018https://doi.org/10.1115/GT2013-95934

Abstract

View Articletitled, Biot-Number Analogy for Design of Experiments in Turbine Cooling

PDF

Topics: Cooling , Experimental design , Gas turbines , Heat transfer , Turbines

Film Cooling

Theoretical Film Cooling Performance of Multi Trench Configurations on Flat Plate

Antar M. M. Abdala, Qun Zheng, Fifi N. M. Elwekeel

GT 2013; V03BT13A001https://doi.org/10.1115/GT2013-94003

Abstract

View Articletitled, Theoretical Film Cooling Performance of Multi Trench Configurations on Flat Plate

PDF

Topics: Film cooling , Flat plates

Impacts of Geometric Parameters of Double-Jet Film Cooling on Anti-Kidney Vortex Structure and Cooling Effectiveness

Zhan Wang, Jian-Jun Liu, Chao Zhang

GT 2013; V03BT13A002https://doi.org/10.1115/GT2013-94038

Abstract

View Articletitled, Impacts of Geometric Parameters of Double-Jet Film Cooling on Anti-Kidney Vortex Structure and Cooling Effectiveness

PDF

Topics: Cooling , Film cooling , Kidney , Pressure , Vortices

Numerical Modelling of Slot Film Cooling Using a Wall Function

Karim M. Shalash, Lamyaa A. El-Gabry, Mohamed M. Abo El-Azm

GT 2013; V03BT13A003https://doi.org/10.1115/GT2013-94127

Abstract

View Articletitled, Numerical Modelling of Slot Film Cooling Using a Wall Function

PDF

Topics: Film cooling , Modeling , Coolants , Flow (Dynamics) , Blades , Computational fluid dynamics , Vortices , Computation , Density , Design

Influence of Coolant Density on Turbine Platform Film-Cooling With Stator-Rotor Purge Flow and Compound-Angle Holes

Kevin Liu, Shang-Feng Yang, Je-Chin Han

GT 2013; V03BT13A004https://doi.org/10.1115/GT2013-94155

Abstract

View Articletitled, Influence of Coolant Density on Turbine Platform Film-Cooling With Stator-Rotor Purge Flow and Compound-Angle Holes

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Topics: Coolants , Density , Film cooling , Flow (Dynamics) , Rotors , Stators , Turbines , Blades , Turbulence , Cascades (Fluid dynamics)

Effect of Coolant Density on Leading Edge Showerhead Film Cooling Using PSP Measurement Technique

Shiou-Jiuan Li, Shang-Feng Yang, Je-Chin Han

GT 2013; V03BT13A005https://doi.org/10.1115/GT2013-94189

Abstract

View Articletitled, Effect of Coolant Density on Leading Edge Showerhead Film Cooling Using PSP Measurement Technique

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Topics: Coolants , Density , Film cooling , Cylinders , Design , Blades , Mass transfer , Pressure , Reynolds number , Turbulence

Multi-Field Coupling Analysis on the Film-Cooling of a Turbine Guide Vane

Zhan Wang, Jian-Jun Liu, Chao Zhang

GT 2013; V03BT13A006https://doi.org/10.1115/GT2013-94256

Abstract

View Articletitled, Multi-Field Coupling Analysis on the Film-Cooling of a Turbine Guide Vane

PDF

Topics: Creep , Film cooling , Guide vanes , Turbines

An Experimental and Numerical Investigation on Endwall Film Cooling

Jianhua Wang, Xiaochun Wang, Lianjin Zhao, Fei He, Shiyan Ma, Changming Hao

GT 2013; V03BT13A007https://doi.org/10.1115/GT2013-94267

Abstract

View Articletitled, An Experimental and Numerical Investigation on Endwall Film Cooling

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Topics: Film cooling , Temperature , Cooling , Alloys , China , Computer simulation , Coolants , Design , Errors , Fittings

Evaluation of Massively-Parallel Spectral Element Algorithm for LES of Film-Cooling

Andrew Duggleby, Josh L. Camp, Greg Laskowski

GT 2013; V03BT13A008https://doi.org/10.1115/GT2013-94281

Abstract

View Articletitled, Evaluation of Massively-Parallel Spectral Element Algorithm for LES of Film-Cooling

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Topics: Algorithms , Film cooling , Boundary layers , Coolants , Density , Momentum , Compression , Cooling , Damping , Fluids

Measurements of a Trailing Edge Slot Film Cooling Geometry Designed for Reduced Coolant Flowrate and High Surface Effectiveness

Julia Ling, Christopher J. Elkins, Michael J. Benson, Sayuri D. Yapa, John K. Eaton

GT 2013; V03BT13A009https://doi.org/10.1115/GT2013-94292

Abstract

View Articletitled, Measurements of a Trailing Edge Slot Film Cooling Geometry Designed for Reduced Coolant Flowrate and High Surface Effectiveness

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Topics: Coolants , Film cooling , Geometry , Magnetic resonance imaging , Turbulence , Shapes

Cooling Efficiency for Assessing the Cooling Performance of an Effusion Cooled Combustor Liner

B. Wurm, A. Schulz, H.-J. Bauer, M. Gerendas

GT 2013; V03BT13A010https://doi.org/10.1115/GT2013-94304

Abstract

View Articletitled, Cooling Efficiency for Assessing the Cooling Performance of an Effusion Cooled Combustor Liner

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Topics: Combustion chambers , Cooling , Flow (Dynamics) , Coolants , Flux (Metallurgy) , Pressure measurement , Combustion , Film cooling , Heat , Heat transfer coefficients

Effect of Hole Exit Shaping on Film Cooling Performance for Tripod Hole Injection Over a Flat Surface

Christopher N. LeBlanc, Sridharan Ramesh, Srinath V. Ekkad, Mary Anne Alvin

GT 2013; V03BT13A011https://doi.org/10.1115/GT2013-94456

Abstract

View Articletitled, Effect of Hole Exit Shaping on Film Cooling Performance for Tripod Hole Injection Over a Flat Surface

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Topics: Film cooling , Coolants , Flow (Dynamics) , Heat transfer coefficients , Cooling , Flat plates , Temperature , Thermography , Transients (Dynamics)

Tripod Hole Geometry Performance for a Vane Suction Surface Near Throat Location

Sridharan Ramesh, Chris LeBlanc, Srinath V. Ekkad, Mary Anne Alvin

GT 2013; V03BT13A012https://doi.org/10.1115/GT2013-94459

Abstract

View Articletitled, Tripod Hole Geometry Performance for a Vane Suction Surface Near Throat Location

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Topics: Geometry , Suction , Airfoils , Film cooling , Cooling , Cascades (Fluid dynamics) , Engines , Flow (Dynamics) , Steady state , Wind tunnels

Development of an Experimental Test Facility for Investigating Mist/Air Film Cooling Application in Gas Turbine Airfoils

Ting Wang, Lei Zhao

GT 2013; V03BT13A013https://doi.org/10.1115/GT2013-94476

Abstract

View Articletitled, Development of an Experimental Test Facility for Investigating Mist/Air Film Cooling Application in Gas Turbine Airfoils

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Topics: Airfoils , Film cooling , Gas turbines , Test facilities , Cooling , Drops , Heat transfer , Turbines , Uncertainty , Agglomeration (Materials)

An Experimental Study of Mist/Air Film Cooling on a Flat Plate With Application to Gas Turbine Airfoils: Part 1 — Heat Transfer

Lei Zhao, Ting Wang

GT 2013; V03BT13A014https://doi.org/10.1115/GT2013-94477

Abstract

View Articletitled, An Experimental Study of Mist/Air Film Cooling on a Flat Plate With Application to Gas Turbine Airfoils: Part 1 — Heat Transfer

PDF

Topics: Airfoils , Film cooling , Flat plates , Gas turbines , Heat transfer , Cooling , Drops , Coolants , Circular cylinders , Flow (Dynamics)

An Experimental Study of Mist/Air Film Cooling on a Flat Plate With Application to Gas Turbine Airfoils: Part 2 — Two-Phase Flow Measurements and Droplet Dynamics

Lei Zhao, Ting Wang

GT 2013; V03BT13A015https://doi.org/10.1115/GT2013-94478

Abstract

View Articletitled, An Experimental Study of Mist/Air Film Cooling on a Flat Plate With Application to Gas Turbine Airfoils: Part 2 — Two-Phase Flow Measurements and Droplet Dynamics

PDF

Topics: Airfoils , Drops , Dynamics (Mechanics) , Film cooling , Flat plates , Gas turbines , Two-phase flow , Coolants , Flow (Dynamics) , Cooling

Investigation of Film Cooled Turbine With Conjugate Heat Transfer Using Source Term Model

Zhao Yin, Xiang-jun Fang

GT 2013; V03BT13A016https://doi.org/10.1115/GT2013-94491

Abstract

View Articletitled, Investigation of Film Cooled Turbine With Conjugate Heat Transfer Using Source Term Model

PDF

Topics: Heat transfer , Turbines , Blades , Film cooling , Coolants , Turbulence , Cascades (Fluid dynamics) , Cooling , Design , Eddies (Fluid dynamics)

Enhanced Film Cooling Effectiveness With Surface Trenches

K. Vighneswara Rao, Jong S. Liu, Daniel C. Crites, Luis A. Tapia, Malak F. Malak, G. Sujatha, S. Balamurugan

GT 2013; V03BT13A017https://doi.org/10.1115/GT2013-94530

Abstract

View Articletitled, Enhanced Film Cooling Effectiveness With Surface Trenches

PDF

Topics: Film cooling , Computational fluid dynamics , Coolants , Cooling , Flow (Dynamics) , Shapes , Airfoils , Blades , Density , Momentum

Numerical Investigations of Wake and Shock Wave Effects on Film Cooling Performance in a Transonic Turbine Stage: Part 1 — Methodology Development and Qualification Over Stationary Stators and Rotors

Huazhao Xu, Jianhua Wang, Ting Wang

GT 2013; V03BT13A018https://doi.org/10.1115/GT2013-94544

Abstract

View Articletitled, Numerical Investigations of Wake and Shock Wave Effects on Film Cooling Performance in a Transonic Turbine Stage: Part 1 — Methodology Development and Qualification Over Stationary Stators and Rotors

PDF

Topics: Film cooling , Rotors , Shock wave effects , Stators , Turbines , Wakes , Cooling , Mach number , Pressure , Chords (Trusses)

Numerical Investigations of Wake and Shock Wave Effects on Film Cooling Performance in a Transonic Turbine Stage: Part 2 — Unsteadiness Effect in a 2D Rotating Passage

Huazhao Xu, Jianhua Wang, Ting Wang

GT 2013; V03BT13A019https://doi.org/10.1115/GT2013-94545

Abstract

View Articletitled, Numerical Investigations of Wake and Shock Wave Effects on Film Cooling Performance in a Transonic Turbine Stage: Part 2 — Unsteadiness Effect in a 2D Rotating Passage

PDF

Topics: Film cooling , Shock wave effects , Turbines , Wakes , Pressure , Rotors , Shock waves , Blades , Suction , Vorticity

Optimal Arrangement of Combined-Hole for Improving Film Cooling Effectiveness

Chang Han, Zhongran Chi, Jing Ren, Hongde Jiang

GT 2013; V03BT13A020https://doi.org/10.1115/GT2013-94561

Abstract

View Articletitled, Optimal Arrangement of Combined-Hole for Improving Film Cooling Effectiveness

PDF

Topics: Film cooling , Gas turbines , Simulation , Symmetry (Physics) , Vortices

Effect of Upstream Purge Slot on a Transonic Turbine Blade Passage: Part 2 — Heat Transfer Performance

Arnab Roy, Dorian M. Blot, Srinath V. Ekkad, Wing F. Ng, Andrew S. Lohaus, Michael E. Crawford

GT 2013; V03BT13A021https://doi.org/10.1115/GT2013-94581

Abstract

View Articletitled, Effect of Upstream Purge Slot on a Transonic Turbine Blade Passage: Part 2 — Heat Transfer Performance

PDF

Topics: Heat transfer , Turbine blades , Flow (Dynamics) , Cascades (Fluid dynamics) , Coolants , Airfoils , Design , Mach number , Temperature , Transients (Dynamics)

Heat Transfer Boundary Condition Waveforms on a Turbine Blade Leading Edge With Unsteady Film Cooling

James L. Rutledge

GT 2013; V03BT13A022https://doi.org/10.1115/GT2013-94587

Abstract

View Articletitled, Heat Transfer Boundary Condition Waveforms on a Turbine Blade Leading Edge With Unsteady Film Cooling

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Topics: Boundary-value problems , Film cooling , Heat transfer , Turbine blades , Coolants , Flow (Dynamics) , Heat transfer coefficients , Circular cylinders , Dynamics (Mechanics) , Fluctuations (Physics)

Effect of Upstream Purge Slot on a Transonic Turbine Blade Passage: Part 1 — Aerodynamic Performance

Dorian M. Blot, Arnab Roy, Srinath V. Ekkad, Wing Ng, Andrew S. Lohaus, Michael E. Crawford

GT 2013; V03BT13A023https://doi.org/10.1115/GT2013-94591

Abstract

View Articletitled, Effect of Upstream Purge Slot on a Transonic Turbine Blade Passage: Part 1 — Aerodynamic Performance

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Topics: Airfoils , Blades , Boundary layers , Cascades (Fluid dynamics) , Chords (Trusses) , Computational fluid dynamics , Coolants , Design , Engines , Film cooling

Assessment of a Double Hole Film Cooling Geometry Using S-PIV and PSP

Lesley M. Wright, Stephen T. McClain, Charles P. Brown, Weston V. Harmon

GT 2013; V03BT13A024https://doi.org/10.1115/GT2013-94614

Abstract

View Articletitled, Assessment of a Double Hole Film Cooling Geometry Using S-PIV and PSP

PDF

Topics: Film cooling , Geometry , Flow (Dynamics) , Vortices , Coolants , Jets , Cooling , Density , Fluids , Kidney

Influence of Large Wake Disturbances Shed From the Combustor Wall on the Leading Edge Film Cooling

Cosimo Maria Mazzoni, Christian Klostermeier, Budimir Rosic

GT 2013; V03BT13A025https://doi.org/10.1115/GT2013-94622

Abstract

View Articletitled, Influence of Large Wake Disturbances Shed From the Combustor Wall on the Leading Edge Film Cooling

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Topics: Combustion chambers , Film cooling , Wakes , Flow (Dynamics) , Coolants , Stress , Vortices , Annulus , Cooling , Flat plates

Full-Coverage Film Cooling: Heat Transfer Coefficients and Film Effectiveness for a Sparse Hole Array at Different Blowing Ratios and Contraction Ratios

Phillip Ligrani, Matt Goodro, Michael D. Fox, Hee-Koo Moon

GT 2013; V03BT13A026https://doi.org/10.1115/GT2013-94649

Abstract

View Articletitled, Full-Coverage Film Cooling: Heat Transfer Coefficients and Film Effectiveness for a Sparse Hole Array at Different Blowing Ratios and Contraction Ratios

PDF

Topics: Film cooling , Heat transfer coefficients , Coolants , Cooling , Density , Pressure gradient , Reynolds number , Temperature , Turbulence

Investigation of Factors That Contribute to Deposition Formation on Turbine Components in a High-Pressure Combustion Facility

Robert G. Murphy, Andrew C. Nix, Seth A. Lawson, Douglas Straub, Stephen K. Beer

GT 2013; V03BT13A027https://doi.org/10.1115/GT2013-94657

Abstract

View Articletitled, Investigation of Factors That Contribute to Deposition Formation on Turbine Components in a High-Pressure Combustion Facility

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Topics: Combustion , High pressure (Physics) , Turbine components , Particulate matter , Integrated gasification combined cycle power stations , Temperature , Metals , Pressure , Turbines , Coal

Algebraic Anisotropic Turbulence Modeling of Compound Angled Film Cooling Validated by PIV and PSP Measurements

Xueying Li, Yanmin Qin, Jing Ren, Hongde Jiang

GT 2013; V03BT13A028https://doi.org/10.1115/GT2013-94662

Abstract

View Articletitled, Algebraic Anisotropic Turbulence Modeling of Compound Angled Film Cooling Validated by PIV and PSP Measurements

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Topics: Algebra , Anisotropy , Film cooling , Modeling , Turbulence , Scalars , Eddies (Fluid dynamics) , Flow (Dynamics) , Viscosity , Stress

Influence of Purge Flow Injection Angle on the Aero-Thermal Performance of a Rotor Blade Cascade

G. Barigozzi, G. Franchini, A. Perdichizzi, M. Maritano, R. Abram

GT 2013; V03BT13A029https://doi.org/10.1115/GT2013-94692

Abstract

View Articletitled, Influence of Purge Flow Injection Angle on the Aero-Thermal Performance of a Rotor Blade Cascade

PDF

Topics: Blades , Cascades (Fluid dynamics) , Flow (Dynamics) , Rotors , Coolants , Film cooling , Fins , Gas turbines , High pressure (Physics) , Liquid crystals

Evaluation of RANS Predictions on a Linear Nozzle Vane Cascade With Trailing Edge Cutback Film Cooling

S. Ravelli, G. Barigozzi

GT 2013; V03BT13A030https://doi.org/10.1115/GT2013-94694

Abstract

View Articletitled, Evaluation of RANS Predictions on a Linear Nozzle Vane Cascade With Trailing Edge Cutback Film Cooling

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Topics: Cascades (Fluid dynamics) , Film cooling , Nozzles , Reynolds-averaged Navier–Stokes equations , Cooling , Pressure , Coolants , Boundary layers , Cooling systems , Engineering simulation

CFD Simulations of Full Surface Passive Effusion Mass Injections in a Rectangular S-Bend Diffuser

B. C. N. Ng, A. M. Birk

GT 2013; V03BT13A031https://doi.org/10.1115/GT2013-94700

Abstract

View Articletitled, CFD Simulations of Full Surface Passive Effusion Mass Injections in a Rectangular S-Bend Diffuser

PDF

Topics: Computational fluid dynamics , Cooling , Diffusers , Engineering simulation , Pressure , Simulation

Numerical Simulation of Film Cooling on Rotating Blade Tips Within a High-Pressure Turbine

K. Lu, M. T. Schobeiri, J. C. Han

GT 2013; V03BT13A032https://doi.org/10.1115/GT2013-94806

Abstract

View Articletitled, Numerical Simulation of Film Cooling on Rotating Blade Tips Within a High-Pressure Turbine

PDF

Topics: Computer simulation , Film cooling , High pressure (Physics) , Rotating blades , Turbines , Blades , Cooling , Flow (Dynamics) , Aerodynamics , Clearances (Engineering)

Experimental Investigation of the Effect of Purge Flow on Film Cooling Effectiveness on a Rotating Turbine With Non-Axisymmetric Endwall Contouring

M. Rezasoltani, M. T. Schobeiri, J. C. Han

GT 2013; V03BT13A033https://doi.org/10.1115/GT2013-94807

Abstract

View Articletitled, Experimental Investigation of the Effect of Purge Flow on Film Cooling Effectiveness on a Rotating Turbine With Non-Axisymmetric Endwall Contouring

PDF

Topics: Film cooling , Flow (Dynamics) , Turbines , Rotors , Coolants , Cooling , Stators , Aerodynamics , Blades , Cavities

Measurement and Modelling of Blade Tip Cooling in Gas Turbines

Julio Teloxa, Diganta Narzary, F. Z. Sierra, Jiang Lei, Francisco Carrillo, Je-Chin Han

GT 2013; V03BT13A034https://doi.org/10.1115/GT2013-94812

Abstract

View Articletitled, Measurement and Modelling of Blade Tip Cooling in Gas Turbines

PDF

Topics: Blades , Cooling , Gas turbines , Modeling , Cavities , Clearances (Engineering) , Metals , Reynolds number , Temperature , Airfoils

Cross Flow Effects on Endwall Heat Transfer in Film-Cooled Turbine Nozzle Guide Vanes

Rebecca Reviol, Roman Franze, Martin Böhle, Kenichiro Takeishi, Alexander Wiedermann

GT 2013; V03BT13A035https://doi.org/10.1115/GT2013-94898

Abstract

View Articletitled, Cross Flow Effects on Endwall Heat Transfer in Film-Cooled Turbine Nozzle Guide Vanes

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Topics: Cross-flow , Heat transfer , Nozzle guide vanes , Turbines , Flow (Dynamics) , Computational fluid dynamics , Film cooling , Airfoils , Symmetry (Physics) , Turbulence

Heat-Flux Measurements for a Realistic Cooling Hole Pattern With Multiple Flow Conditions

Jeremy B. Nickol, Randall M. Mathison, Michael G. Dunn

GT 2013; V03BT13A036https://doi.org/10.1115/GT2013-94925

Abstract

View Articletitled, Heat-Flux Measurements for a Realistic Cooling Hole Pattern With Multiple Flow Conditions

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Topics: Cooling , Flow (Dynamics) , Heat flux , Gages , Heat transfer , Adiabatic cooling , Boundary-value problems , Design , Flat plates , High pressure (Physics)

Adiabatic and Overall Effectiveness for a Fully Cooled Turbine Vane

Thomas E. Dyson, John W. McClintic, David G. Bogard, Sean D. Bradshaw

GT 2013; V03BT13A037https://doi.org/10.1115/GT2013-94928

Abstract

View Articletitled, Adiabatic and Overall Effectiveness for a Fully Cooled Turbine Vane

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Topics: Turbines , Cooling , Temperature , Coolants , Engines , Cascades (Fluid dynamics) , Chords (Trusses) , Design , Electrical conductivity , Engineering simulation

Mean and Turbulent Velocity Profile Measurements on the Suction Side of a Film Cooled Turbine Vane

John W. McClintic, Thomas E. Dyson, David G. Bogard, Sean D. Bradshaw

GT 2013; V03BT13A038https://doi.org/10.1115/GT2013-94931

Abstract

View Articletitled, Mean and Turbulent Velocity Profile Measurements on the Suction Side of a Film Cooled Turbine Vane

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Topics: Suction , Turbines , Turbulence , Boundary layers , Coolants , Film cooling , Airfoils , Jets

An Energy-Based Method for Predicting the Additive Effect of Multiple Film Cooling Rows

Benjamin Kirollos, Thomas Povey

GT 2013; V03BT13A039https://doi.org/10.1115/GT2013-94934

Abstract

View Articletitled, An Energy-Based Method for Predicting the Additive Effect of Multiple Film Cooling Rows

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Topics: Film cooling , Design , Computational fluid dynamics , Energy conservation

Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 1 — Ambient Air Flow Conditions

Karsten Kusterer, Nurettin Tekin, Frederieke Reiners, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari

GT 2013; V03BT13A040https://doi.org/10.1115/GT2013-95027

Abstract

View Articletitled, Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 1 — Ambient Air Flow Conditions

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Topics: Air flow , Film cooling , Vortices

Time-Resolved Film-Cooling Flows at Low and High Density Ratios

Molly K. Eberly, Karen A. Thole

GT 2013; V03BT13A041https://doi.org/10.1115/GT2013-95031

Abstract

View Articletitled, Time-Resolved Film-Cooling Flows at Low and High Density Ratios

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Topics: Density , Film cooling , Flow (Dynamics) , Cooling , Momentum , Airfoils , Flat plates , Gas turbines , Geometry , Particulate matter

Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 2 — Hot Gas Flow Conditions

Karsten Kusterer, Nurettin Tekin, Azadeh Kasiri, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari

GT 2013; V03BT13A042https://doi.org/10.1115/GT2013-95042

Abstract

View Articletitled, Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 2 — Hot Gas Flow Conditions

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Topics: Film cooling , Gas flow , Vortices

The Effect of Film Cooling on Nozzle Guide Vane Deposition

C. Bonilla, C. Clum, M. Lawrence, B. Casaday, J. P. Bons

GT 2013; V03BT13A043https://doi.org/10.1115/GT2013-95081

Abstract

View Articletitled, The Effect of Film Cooling on Nozzle Guide Vane Deposition

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Topics: Film cooling , Nozzle guide vanes , Temperature , Particulate matter , Coolants , Flow (Dynamics) , Boundary layers , Coal , Cooling , Engines

Film Cooling From Circular and Elliptical Exit Shaped Holes With Sister Hole Influence

Siavash Khajehhasani, B. A. Jubran

GT 2013; V03BT13A044https://doi.org/10.1115/GT2013-95138

Abstract

View Articletitled, Film Cooling From Circular and Elliptical Exit Shaped Holes With Sister Hole Influence

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Topics: Film cooling , Coolants , Flow (Dynamics) , Pipes , Blades , Vortices

Derivation of 2-D Empirical Correlations for Film-Cooling Effectiveness and Heat Transfer Augmentation From Spanwise Averaged Data and Correlations

Peter T. Ingram, Savas Yavuzkurt

GT 2013; V03BT13A045https://doi.org/10.1115/GT2013-95149

Abstract

View Articletitled, Derivation of 2-D Empirical Correlations for Film-Cooling Effectiveness and Heat Transfer Augmentation From Spanwise Averaged Data and Correlations

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Topics: Film cooling , Heat transfer , Temperature , Cooling , Design , Temperature distribution , Engineering simulation , Flat plates , Gas turbines , Simulation

Experimental and Numerical Investigations of Effects of Flow Control Devices Upon Flat-Plate Film Cooling Performance

Hirokazu Kawabata, Ken-ichi Funazaki, Ryota Nakata, Daichi Takahashi

GT 2013; V03BT13A046https://doi.org/10.1115/GT2013-95197

Abstract

View Articletitled, Experimental and Numerical Investigations of Effects of Flow Control Devices Upon Flat-Plate Film Cooling Performance

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Topics: Film cooling , Flat plates , Flow control , Cooling , Flow (Dynamics) , Vortices , Computer simulation , Heat transfer , Lasers , Pressure

Convex Curvature Effects on Film Cooling Adiabatic Effectiveness

James R. Winka, Joshua B. Anderson, David G. Bogard, Michael E. Crawford, Emily J. Boyd

GT 2013; V03BT13A047https://doi.org/10.1115/GT2013-95243

Abstract

View Articletitled, Convex Curvature Effects on Film Cooling Adiabatic Effectiveness

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Topics: Film cooling , Coolants , Suction

Film Cooling Flow by Double Rows of Compound Angle and Compound Angle Shaped Holes

Farzad Bazdidi-Tehrani, Pegah Pezeshkpour

GT 2013; V03BT13A048https://doi.org/10.1115/GT2013-95272

Abstract

View Articletitled, Film Cooling Flow by Double Rows of Compound Angle and Compound Angle Shaped Holes

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Topics: Film cooling , Flow (Dynamics) , Cooling , Geometry , Turbulence , Algorithms , Computer simulation , Flat plates , Flow simulation , Heat transfer

Turbine Endwall Film Cooling With Pressure Side Radial Holes

Yang Zhang, Xin Yuan

GT 2013; V03BT13A049https://doi.org/10.1115/GT2013-95273

Abstract

View Articletitled, Turbine Endwall Film Cooling With Pressure Side Radial Holes

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Topics: Film cooling , Pressure , Turbines , Cooling , Nozzle guide vanes , Chords (Trusses) , Coolants , Cross-flow , Design , Flow (Dynamics)

Aero-Thermal Optimization and Experimental Verification for the Discrete Film Cooling of a Turbine Airfoil

Carole El Ayoubi, Othman Hassan, Wahid Ghaly, Ibrahim Hassan

GT 2013; V03BT13A050https://doi.org/10.1115/GT2013-95325

Abstract

View Articletitled, Aero-Thermal Optimization and Experimental Verification for the Discrete Film Cooling of a Turbine Airfoil

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Topics: Airfoils , Film cooling , Optimization , Turbines , Artificial neural networks , Coolants , Flow (Dynamics) , Pressure , Suction , Computational fluid dynamics

Experimental Investigations on Aero-Thermal Interaction of Film Cooling Air Ejected From Multiple Shallow Angle Cooling Holes: Effect of Freestream Turbulence

Kamil Abdullah, Ken-ichi Funazaki

GT 2013; V03BT13A051https://doi.org/10.1115/GT2013-95346

Abstract

View Articletitled, Experimental Investigations on Aero-Thermal Interaction of Film Cooling Air Ejected From Multiple Shallow Angle Cooling Holes: Effect of Freestream Turbulence

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Topics: Cooling , Film cooling , Turbulence , Flow (Dynamics) , Coolants , Dynamics (Mechanics) , Flat plates , Laser Doppler anemometry , Reynolds number , Thermography

Effect of Endwall Film Cooling Upstream of an Airfoil/Endwall Junction to Suppress the Formation of Horseshoe Vortex in a Symmetric Airfoil

Kenichiro Takeishi, Yutaka Oda, Junichi Seguchi, Shintaro Kozono

GT 2013; V03BT13A052https://doi.org/10.1115/GT2013-95385

Abstract

View Articletitled, Effect of Endwall Film Cooling Upstream of an Airfoil/Endwall Junction to Suppress the Formation of Horseshoe Vortex in a Symmetric Airfoil

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Topics: Airfoils , Film cooling , Junctions , Vortices , Coolants , Flow (Dynamics) , Fluorescence , Heat transfer , Large eddy simulation , Lasers

Numerical Evaluation of Influence of Internal Ribs on Heat Transfer in Flat Plate Film Cooling

Yukiko Agata, Toshihiko Takahashi, Eiji Sakai, Koichi Nishino

GT 2013; V03BT13A053https://doi.org/10.1115/GT2013-95450

Abstract

View Articletitled, Numerical Evaluation of Influence of Internal Ribs on Heat Transfer in Flat Plate Film Cooling

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Topics: Film cooling , Flat plates , Heat transfer , Cooling , Turbines , Blades , Heat transfer coefficients , Temperature , Computational fluid dynamics , Thermal efficiency

Effects of Shape and Arrangement of Dimples on Film Cooling Performance Over Cutback Surface at Airfoil Trailing Edge

Satomi Nishida, Akira Murata, Hiroshi Saito, Yoji Okita, Chiyuki Nakamata, Kaoru Iwamoto

GT 2013; V03BT13A054https://doi.org/10.1115/GT2013-95542

Abstract

View Articletitled, Effects of Shape and Arrangement of Dimples on Film Cooling Performance Over Cutback Surface at Airfoil Trailing Edge

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Topics: Airfoils , Film cooling , Shapes , Heat transfer , Cooling , Heat transfer coefficients , Blades , Gas turbines , Heat , Reynolds number

Optimization of Forcing Parameters of Film Cooling Effectiveness

Hessam Babaee, Sumanta Acharya, Xiaoliang Wan

GT 2013; V03BT13A055https://doi.org/10.1115/GT2013-95636

Abstract

View Articletitled, Optimization of Forcing Parameters of Film Cooling Effectiveness

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Topics: Film cooling , Optimization , Response surface methodology , Computer simulation , Construction , Cycles , Design , Engineering simulation , Geometry , Optimization algorithms

Experimental and CFD Studies of NGV Endwall Cooling

Mitra Thomas, Benjamin Kirollos, Dougal Jackson, Thomas Povey

GT 2013; V03BT13A056https://doi.org/10.1115/GT2013-95639

Abstract

View Articletitled, Experimental and CFD Studies of NGV Endwall Cooling

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Topics: Computational fluid dynamics , Cooling , Nozzle guide vanes , Flow (Dynamics) , Engines , Boundary layers , Combustion chambers , Film cooling , Turbulence , Cascades (Fluid dynamics)

Realistic Trench Film Cooling With a Thermal Barrier Coating and Deposition

David A. Kistenmacher, F. Todd Davidson, David G. Bogard

GT 2013; V03BT13A057https://doi.org/10.1115/GT2013-95921

Abstract

View Articletitled, Realistic Trench Film Cooling With a Thermal Barrier Coating and Deposition

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Topics: Film cooling , Thermal barrier coatings , Cooling , Gas turbines , Geometry , Convection , Coolants , Flow (Dynamics) , High temperature , Manufacturing

Effects of Combustor Exit Temperature Profile on Adiabatic Effectiveness of Leakage Flow Film Cooling Over an Axisymmetric Endwall

Yuh Yen Seah, Ryan Erickson, Terrence Simon, Hee-Koo Moon, Luzeng Zhang

GT 2013; V03BT13A058https://doi.org/10.1115/GT2013-96032

Abstract

View Articletitled, Effects of Combustor Exit Temperature Profile on Adiabatic Effectiveness of Leakage Flow Film Cooling Over an Axisymmetric Endwall

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Topics: Combustion chambers , Film cooling , Leakage flows , Temperature profiles , Flow (Dynamics) , Blades , Coolants , Cooling , Shapes , Temperature distribution

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