Volumes | Turbo Expo: Power for Land, Sea, and Air | American Society of Mechanical Engineers Digital Collection

Topics: Aircraft , Airfoils , Bubbles , Chords (Trusses) , Computational fluid dynamics , Coolants , Cooling , Engines , Film cooling , Flow (Dynamics)

Comparison of Two Axisymmetric Profiles on Blade Platform Film Cooling

Luzeng Zhang, Hee Koo Moon

GT 2011; 11-20doi:https://doi.org/10.1115/GT2011-45102

Abstract

View Articletitled, Comparison of Two Axisymmetric Profiles on Blade Platform Film Cooling

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Topics: Blades , Film cooling , Flow (Dynamics) , Leakage flows , Cooling , Cascades (Fluid dynamics) , Engines , High pressure (Physics) , Industrial gases , Mass transfer

Experimental and Numerical Investigation of Flow Field and Downstream Surface Temperatures of Cylindrical and Diffuser Shaped Film Cooling Holes

Tilman auf dem Kampe, Stefan Vo¨lker, Torsten Sa¨mel, Christian Heneka, Helge Ladisch, Achmed Schulz, Hans-Jo¨rg Bauer

GT 2011; 21-34doi:https://doi.org/10.1115/GT2011-45106

Abstract

View Articletitled, Experimental and Numerical Investigation of Flow Field and Downstream Surface Temperatures of Cylindrical and Diffuser Shaped Film Cooling Holes

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Topics: Diffusers , Film cooling , Flow (Dynamics) , Temperature , Computational fluid dynamics , Cooling , Coolants , Density , Engineering simulation , Flat plates

Application of a CFD-Based Film Cooling Model to a Gas Turbine Vane Cascade With Cylindrical and Shaped Hole Endwall Film Cooling

Tilman auf dem Kampe, Stefan Vo¨lker

GT 2011; 35-44doi:https://doi.org/10.1115/GT2011-45117

Abstract

View Articletitled, Application of a CFD-Based Film Cooling Model to a Gas Turbine Vane Cascade With Cylindrical and Shaped Hole Endwall Film Cooling

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Topics: Cascades (Fluid dynamics) , Computational fluid dynamics , Film cooling , Gas turbines , Cooling , Flow (Dynamics) , Resolution (Optics) , Boundary layers , Chords (Trusses) , Design

Impact on Adiabatic Film Cooling Effectiveness Using Internal Cyclone Cooling

Andreas Lerch, Heinz-Peter Schiffer, Daniela Klaubert

GT 2011; 45-56doi:https://doi.org/10.1115/GT2011-45120

Abstract

View Articletitled, Impact on Adiabatic Film Cooling Effectiveness Using Internal Cyclone Cooling

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Topics: Cooling , Film cooling , Channel flow , Blades , Computer simulation , Discharge coefficient , Flow (Dynamics) , Heat transfer , Pressure measurement , Resolution (Optics)

Magnetic Resonance Imaging Studies of Flow and Mixing for Single-Hole Film Cooling

Emin Issakhanian, Chris J. Elkins, John K. Eaton

GT 2011; 57-64doi:https://doi.org/10.1115/GT2011-45134

Abstract

View Articletitled, Magnetic Resonance Imaging Studies of Flow and Mixing for Single-Hole Film Cooling

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Topics: Film cooling , Flow (Dynamics) , Magnetic resonance imaging , Coolants , Cooling , Magnetic resonance , Boundary layers , Channel flow , Kidney , Momentum

Performance of a Showerhead and Shaped Hole Film Cooled Vane at High Freestream Turbulence and Transonic Conditions

A. Newman, S. Xue, W. Ng, H. K. Moon, L. Zhang

GT 2011; 65-77doi:https://doi.org/10.1115/GT2011-45142

Abstract

View Articletitled, Performance of a Showerhead and Shaped Hole Film Cooled Vane at High Freestream Turbulence and Transonic Conditions

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Topics: Turbulence , Reynolds number , Film cooling , Nozzle guide vanes , Cascades (Fluid dynamics) , Suction , Boundary layers , Chords (Trusses) , Coolants , Engines

Simulations of Multi-Phase Particle Deposition on Endwall Film-Cooling Holes in Transverse Trenches

Seth A. Lawson, Karen A. Thole

GT 2011; 79-90doi:https://doi.org/10.1115/GT2011-45190

Abstract

View Articletitled, Simulations of Multi-Phase Particle Deposition on Endwall Film-Cooling Holes in Transverse Trenches

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Topics: Engineering simulation , Film cooling , Particulate matter , Simulation , Cooling , Coal , Integrated gasification combined cycle power stations , Cascades (Fluid dynamics) , Emissions , Fuel gasification

Simulations of Multi-Phase Particle Deposition on a Showerhead With Staggered Film-Cooling Holes

Seth A. Lawson, Karen A. Thole, Yoji Okita, Chiyuki Nakamata

GT 2011; 91-103doi:https://doi.org/10.1115/GT2011-45191

Abstract

View Articletitled, Simulations of Multi-Phase Particle Deposition on a Showerhead With Staggered Film-Cooling Holes

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Topics: Engineering simulation , Film cooling , Particulate matter , Simulation , Cooling , Temperature , Turbines , Combustion , Coolants , Gas turbines

Experimental and Numerical Study on Effects of Turbulence Promoters on Flat Plate Film Cooling

Eiji Sakai, Toshihiko Takahashi

GT 2011; 105-115doi:https://doi.org/10.1115/GT2011-45196

Abstract

View Articletitled, Experimental and Numerical Study on Effects of Turbulence Promoters on Flat Plate Film Cooling

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Topics: Film cooling , Flat plates , Turbulence , Flow (Dynamics) , Cooling , Simulation , Temperature , Coolants , Eddies (Fluid dynamics) , Reynolds number

Validation of a First Vane Platform Cooling Design

Joerg Krueckels, William Colban, Michael Gritsch, Martin Schnieder

GT 2011; 117-126doi:https://doi.org/10.1115/GT2011-45252

Abstract

View Articletitled, Validation of a First Vane Platform Cooling Design

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Topics: Cooling , Design , Cascades (Fluid dynamics) , Combustion chambers , Film cooling , Heat transfer coefficients , Computational fluid dynamics , Temperature , Turbines , Airfoils

Improved Trench Film Cooling With Shaped Trench Outlets

Habeeb Idowu Oguntade, Gordon E. Andrews, Alan Burns, Derek B. Ingham, Mohammed Pourkashanian

GT 2011; 127-136doi:https://doi.org/10.1115/GT2011-45253

Abstract

View Articletitled, Improved Trench Film Cooling With Shaped Trench Outlets

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Topics: Film cooling , Cooling , Coolants , Flow (Dynamics) , Aerodynamics , Computational fluid dynamics , Cross-flow , Momentum

Experimental and Numerical Analysis of High Temperature Gas Turbine Nozzle Vane Convective and Film Cooling Effectiveness

Victoria Krivonosova, Alexander Lebedev, Nicolay Simin, Michael Zolotogorov, Nicolay Kortikov

GT 2011; 137-145doi:https://doi.org/10.1115/GT2011-45294

Abstract

View Articletitled, Experimental and Numerical Analysis of High Temperature Gas Turbine Nozzle Vane Convective and Film Cooling Effectiveness

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Topics: Film cooling , Gas turbines , High temperature , Nozzles , Numerical analysis , Cooling , Internal flow , Cavities , Flow (Dynamics) , Dimensions

Experimental Investigations on Cooling Air Ejection at a Straight Turbine Cascade Using PIV and QLS

Oliver Freund, Hans-Juergen Rehder, Philipp Schaefer, Ingo Roehle

GT 2011; 147-158doi:https://doi.org/10.1115/GT2011-45296

Abstract

View Articletitled, Experimental Investigations on Cooling Air Ejection at a Straight Turbine Cascade Using PIV and QLS

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Topics: Cascades (Fluid dynamics) , Cooling , Turbines , Flow (Dynamics) , Air flow , Aircraft engines , Carbon dioxide , Computer simulation , Coolants , Particulate matter

Use of an Immersed Mesh for High Resolution Modelling of Film Cooling Flows

B. Lad, L. He

GT 2011; 159-170doi:https://doi.org/10.1115/GT2011-45354

Abstract

View Articletitled, Use of an Immersed Mesh for High Resolution Modelling of Film Cooling Flows

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Topics: Film cooling , Flow (Dynamics) , Modeling , Resolution (Optics) , Cooling , Geometry , Blades , Design , Aerodynamics , Airfoils

Effects of Surface Geometry on Film Cooling Performance at Airfoil Trailing Edge

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

GT 2011; 171-181doi:https://doi.org/10.1115/GT2011-45355

Abstract

View Articletitled, Effects of Surface Geometry on Film Cooling Performance at Airfoil Trailing Edge

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Topics: Airfoils , Film cooling , Geometry , Heat transfer coefficients , Heat transfer , Cooling , Diffusers , Flow (Dynamics) , Gas turbines , Pressure

Experimental Investigation Into the Impact of Crossflow on the Coherent Unsteadiness Within Film Cooling Flows

Richard J. Fawcett, Andrew P. S. Wheeler, Li He, Rupert Taylor

GT 2011; 183-194doi:https://doi.org/10.1115/GT2011-45376

Abstract

View Articletitled, Experimental Investigation Into the Impact of Crossflow on the Coherent Unsteadiness Within Film Cooling Flows

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Topics: Film cooling , Flow (Dynamics) , Cooling , Aircraft engines , Blades , Photography , Pressure , Turbine blades , Turbines , Wire

Full-Coverage Film Cooling: Film Effectiveness and Heat Transfer Coefficients for Dense and Sparse Hole Arrays at Different Blowing Ratios

Matt Goodro, Phil Ligrani, Mike Fox, Hee-Koo Moon

GT 2011; 195-209doi:https://doi.org/10.1115/GT2011-45389

Abstract

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

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Topics: Film cooling , Heat transfer coefficients , Coolants , Cooling , Density , Flow (Dynamics) , Gas turbines , Pressure gradient , Reynolds number , Temperature

Multi-Objective Optimization of Film-Cooling Holes Considering Heat Transfer and Aerodynamic Loss

Ki-Don Lee, Sun-Min Kim, Kwang-Yong Kim

GT 2011; 211-223doi:https://doi.org/10.1115/GT2011-45402

Abstract

View Articletitled, Multi-Objective Optimization of Film-Cooling Holes Considering Heat Transfer and Aerodynamic Loss

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Topics: Film cooling , Heat transfer , Pareto optimization , Design , Experimental design , Optimization , Turbulence , Approximation , Diffusers , Evolutionary algorithms

Predictions of Effusion Cooling With Conjugate Heat Transfer

Habeeb Idowu Oguntade, Gordon E. Andrews, Alan Burns, Derek Ingham, Mohammed Pourkashanian

GT 2011; 225-235doi:https://doi.org/10.1115/GT2011-45417

Abstract

View Articletitled, Predictions of Effusion Cooling With Conjugate Heat Transfer

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Topics: Cooling , Heat transfer , Film cooling , Computational fluid dynamics , Coolants , Heating , Adiabatic cooling , Design , Flow (Dynamics) , Methane

Film Cooling Effectiveness Distribution on First-Stage Vane Endwall With and Without Leading-Edge Fillets: Part I—Effect of Leading Edge Geometry

Yang Zhang, Xin Yuan

GT 2011; 237-245doi:https://doi.org/10.1115/GT2011-45427

Abstract

View Articletitled, Film Cooling Effectiveness Distribution on First-Stage Vane Endwall With and Without Leading-Edge Fillets: Part I—Effect of Leading Edge Geometry

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Topics: Film cooling , Geometry , Blades , Coolants , Flow (Dynamics) , Cascades (Fluid dynamics) , Pressure , Airfoils , Chords (Trusses) , Design

Film Cooling Effectiveness Distribution on First-Stage Vane Endwall With and Without Leading-Edge Fillets: Part II—Effect of Incidence Angle

Yang Zhang, Xin Yuan

GT 2011; 247-256doi:https://doi.org/10.1115/GT2011-45428

Abstract

View Articletitled, Film Cooling Effectiveness Distribution on First-Stage Vane Endwall With and Without Leading-Edge Fillets: Part II—Effect of Incidence Angle

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Topics: Film cooling , Design , Flow (Dynamics) , Airfoils , Nozzle guide vanes , Blades , Cascades (Fluid dynamics) , Heat transfer , Pressure , Suction

Investigation of Gas Composition Effects on the Aerothermal Characteristics of a Film-Cooled Flat Plate at High-Temperature Conditions

Xin Zou, Xin Yuan

GT 2011; 257-270doi:https://doi.org/10.1115/GT2011-45429

Abstract

View Articletitled, Investigation of Gas Composition Effects on the Aerothermal Characteristics of a Film-Cooled Flat Plate at High-Temperature Conditions

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Topics: Flat plates , High temperature , Turbines , Steam , Heat flux , Heat transfer , Computation , Computational fluid dynamics , Computer simulation , Flow (Dynamics)

Film Cooling on Highly Loaded Blades With Main Flow Separation: Part 1—Heat Transfer

Reinaldo A. Gomes, Reinhard Niehuis

GT 2011; 271-280doi:https://doi.org/10.1115/GT2011-45476

Abstract

View Articletitled, Film Cooling on Highly Loaded Blades With Main Flow Separation: Part 1—Heat Transfer

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Topics: Blades , Film cooling , Flow separation , Heat transfer , Bubbles , Separation (Technology) , Cascades (Fluid dynamics) , Flow (Dynamics) , Chords (Trusses) , Heating

Film Cooling on Highly Loaded Blades With Main Flow Separation: Part 2—Overall Film Cooling Effectiveness

Reinaldo A. Gomes, Reinhard Niehuis

GT 2011; 281-290doi:https://doi.org/10.1115/GT2011-45477

Abstract

View Articletitled, Film Cooling on Highly Loaded Blades With Main Flow Separation: Part 2—Overall Film Cooling Effectiveness

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Topics: Blades , Film cooling , Flow separation , Bubbles , Heat transfer , Separation (Technology) , Cascades (Fluid dynamics) , Engines , Heat transfer coefficients , Accounting

Effects of Orientation and Position of the Combustor-Turbine Interface on the Cooling of a Vane Endwall

A. A. Thrift, K. A. Thole, S. Hada

GT 2011; 291-301doi:https://doi.org/10.1115/GT2011-45507

Abstract

View Articletitled, Effects of Orientation and Position of the Combustor-Turbine Interface on the Cooling of a Vane Endwall

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Topics: Combustion chambers , Cooling , Turbines , Nozzle guide vanes , Film cooling , Leakage flows , Particulate matter , Vortices

The NEKOMIMI Cooling Technology: Cooling Holes With Ears for High-Efficient Film Cooling

Karsten Kusterer, Anas Elyas, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari

GT 2011; 303-313doi:https://doi.org/10.1115/GT2011-45524

Abstract

View Articletitled, The NEKOMIMI Cooling Technology: Cooling Holes With Ears for High-Efficient Film Cooling

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Topics: Cooling , Ear , Film cooling

Experimental Investigation of Louver Cooling Scheme on Gas Turbine Vane Suction Side

T. Elnady, O. Hassan, I. Hassan, L. Kadem, T. Lucas

GT 2011; 315-323doi:https://doi.org/10.1115/GT2011-45585

Abstract

View Articletitled, Experimental Investigation of Louver Cooling Scheme on Gas Turbine Vane Suction Side

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Topics: Cooling , Gas turbines , Suction , Film cooling , Cascades (Fluid dynamics) , Chords (Trusses) , Density , Heat transfer coefficients , High pressure (Physics) , Liquid crystals

Radiative Effectiveness on the Aero- and Thermodynamics in a Highly Thermally Loaded Film Cooling System

Wenping Wang, Peng Sun, Jing Ren, Hongde Jiang

GT 2011; 325-334doi:https://doi.org/10.1115/GT2011-45592

Abstract

View Articletitled, Radiative Effectiveness on the Aero- and Thermodynamics in a Highly Thermally Loaded Film Cooling System

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Topics: Film cooling , Thermodynamics , Temperature , Heat transfer , High temperature , Emissivity , Gas turbines , Radiation (Physics) , Radiative heat transfer , Convection

Effect of the Hot Gas Composition on a Highly Thermally Loaded Film Cooling System

Peng Sun, Wenping Wang, Jing Ren, Hongde Jiang

GT 2011; 335-344doi:https://doi.org/10.1115/GT2011-45593

Abstract

View Articletitled, Effect of the Hot Gas Composition on a Highly Thermally Loaded Film Cooling System

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Topics: Film cooling , Gases , Turbines , Carbon dioxide , Cycles , Fuels , Hydrogen , Radiative heat transfer , Temperature , Coal

Influence of Different Rim Widths on Leakage Flow

Jin Wang, M. Zeng, Q. W. Wang

GT 2011; 345-352doi:https://doi.org/10.1115/GT2011-45693

Abstract

View Articletitled, Influence of Different Rim Widths on Leakage Flow

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Topics: Film cooling , Leakage flows

Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction

Chia Hui Lim, Graham Pullan, Peter Ireland

GT 2011; 353-367doi:https://doi.org/10.1115/GT2011-45721

Abstract

View Articletitled, Influence of Film Cooling Hole Angles and Geometries on Aerodynamic Loss and Net Heat Flux Reduction

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Topics: Film cooling , Heat flux , Coolants , Design , Flow (Dynamics) , Geometry , Engineers , Flat plates , Heat transfer , Momentum

Numerical Investigations on Film Cooling Performances

Jianhua Wang, Yejun Zhu, Jian Kuang, Xiaochun Wang

GT 2011; 369-378doi:https://doi.org/10.1115/GT2011-45775

Abstract

View Articletitled, Numerical Investigations on Film Cooling Performances

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Topics: Film cooling , Coolants , Cooling , Fluids , Flow (Dynamics) , Heat , Computational fluid dynamics , Computer software , Design , Fluid dynamics

Algebraic Anisotropic Eddy-Viscosity Modeling for Application to Turbulent Film Cooling Flows

Xueying Li, Jing Ren, Hongde Jiang

GT 2011; 379-388doi:https://doi.org/10.1115/GT2011-45791

Abstract

View Articletitled, Algebraic Anisotropic Eddy-Viscosity Modeling for Application to Turbulent Film Cooling Flows

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Topics: Algebra , Anisotropy , Eddies (Fluid dynamics) , Film cooling , Flow (Dynamics) , Modeling , Turbulence , Viscosity , Computation , Flat plates

Detailed Local Heat Transfer Measurements in a Model of a Dendritic Gas Turbine Blade Cooling Design

James Batstone, David Gillespie, Eduardo Romero

GT 2011; 389-398doi:https://doi.org/10.1115/GT2011-45812

Abstract

View Articletitled, Detailed Local Heat Transfer Measurements in a Model of a Dendritic Gas Turbine Blade Cooling Design

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Topics: Blades , Cooling , Design , Gas turbines , Heat transfer , Pressure , Flow (Dynamics) , Momentum , Computational fluid dynamics , Coolants

Pressure Side and Cutback Trailing Edge Film Cooling in a Linear Nozzle Vane Cascade at Different Mach Numbers

Giovanna Barigozzi, Antonio Perdichizzi, Silvia Ravelli

GT 2011; 399-411doi:https://doi.org/10.1115/GT2011-45898

Abstract

View Articletitled, Pressure Side and Cutback Trailing Edge Film Cooling in a Linear Nozzle Vane Cascade at Different Mach Numbers

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Topics: Cascades (Fluid dynamics) , Film cooling , Mach number , Nozzles , Pressure , Cooling , Coolants , Boundary layers , Doppler measurement , Flow (Dynamics)

Influence of Coolant Flow Rate on Aero-Thermal Performance of a Rotor Blade Cascade With Endwall Film Cooling

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

GT 2011; 413-422doi:https://doi.org/10.1115/GT2011-45899

Abstract

View Articletitled, Influence of Coolant Flow Rate on Aero-Thermal Performance of a Rotor Blade Cascade With Endwall Film Cooling

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

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

GT 2011; 423-434doi:https://doi.org/10.1115/GT2011-45920

Abstract

View Articletitled, 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

Influence of Unsteady Wake With Trailing Edge Coolant Ejection on Turbine Blade Film Cooling

Shiou-Jiuan Li, Akhilesh P. Rallabandi, Je-Chin Han

GT 2011; 435-445doi:https://doi.org/10.1115/GT2011-45925

Abstract

View Articletitled, Influence of Unsteady Wake With Trailing Edge Coolant Ejection on Turbine Blade Film Cooling

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Topics: Coolants , Film cooling , Turbine blades , Wakes , Blades , Cooling , Pressure , Cascades (Fluid dynamics) , Chords (Trusses) , Density

Influence of Shock Wave on Turbine Vane Suction Side Film Cooling With Compound-Angle Shaped Holes

K. Liu, D. P. Narzary, J. C. Han, A. V. Mirzamoghadam, A. Riahi

GT 2011; 447-457doi:https://doi.org/10.1115/GT2011-45927

Abstract

View Articletitled, Influence of Shock Wave on Turbine Vane Suction Side Film Cooling With Compound-Angle Shaped Holes

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Topics: Film cooling , Shock waves , Suction , Turbines , Transonic flow , Coolants , Density , Mach number , Momentum , Pressure

A Revised Equation for Heat Flux Reduction in Film Cooling Studies and Discussion of Its Applications

Ting Wang, Lei Zhao

GT 2011; 459-470doi:https://doi.org/10.1115/GT2011-45953

Abstract

View Articletitled, A Revised Equation for Heat Flux Reduction in Film Cooling Studies and Discussion of Its Applications

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Topics: Film cooling , Heat flux , Temperature , Wall temperature , Errors , Computational fluid dynamics , Cooling , Heat conduction , Metals , Simulation

An Investigation of Treating Adiabatic Wall Temperature as the Driving Temperature in Film Cooling Studies

Lei Zhao, Ting Wang

GT 2011; 471-481doi:https://doi.org/10.1115/GT2011-46012

Abstract

View Articletitled, An Investigation of Treating Adiabatic Wall Temperature as the Driving Temperature in Film Cooling Studies

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Topics: Film cooling , Temperature , Wall temperature , Cooling , Heat , Heat flux , Thermal conductivity , Energy dissipation , Heat transfer , Heat transfer coefficients

Effects of Axial Row-Spacing for Double-Jet Film-Cooling on the Cooling Effectiveness

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

GT 2011; 483-492doi:https://doi.org/10.1115/GT2011-46055

Abstract

View Articletitled, Effects of Axial Row-Spacing for Double-Jet Film-Cooling on the Cooling Effectiveness

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Topics: Cooling , Film cooling , Kidney , Vortices

PIV Investigation of the Effect of Freestream Turbulence Intensity on Film Cooling From Fanshaped Holes

Lesley M. Wright, Stephen T. McClain, Michael D. Clemenson

GT 2011; 493-507doi:https://doi.org/10.1115/GT2011-46127

Abstract

View Articletitled, PIV Investigation of the Effect of Freestream Turbulence Intensity on Film Cooling From Fanshaped Holes

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Topics: Film cooling , Turbulence , Coolants , Flow (Dynamics) , Cooling , Jets , Momentum , Design , Flat plates , Flow measurement

The Effect of Transpiration on Discrete Injection for Film Cooling

G. Natsui, P. L. Johnson, M. C. Torrance, M. A. Ricklick, J. S. Kapat

GT 2011; 509-520doi:https://doi.org/10.1115/GT2011-46138

Abstract

View Articletitled, The Effect of Transpiration on Discrete Injection for Film Cooling

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Topics: Film cooling , Transpiration , Coolants , Cooling , Flow (Dynamics) , Optimization , Boundary layers , Manufacturing , Temperature , Wire

Application of Artificial Neural Network for the Heat Transfer Investigation Around a High-Pressure Gas Turbine Rotor Blade

Ibrahim Eryilmaz, Sinan Inanli, Baris Gumusel, Suha Toprak, Cengiz Camci

GT 2011; 521-527doi:https://doi.org/10.1115/GT2011-46340

Abstract

View Articletitled, Application of Artificial Neural Network for the Heat Transfer Investigation Around a High-Pressure Gas Turbine Rotor Blade

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Topics: Artificial neural networks , Blades , Gas turbines , Heat transfer , High pressure (Physics) , Rotors , Computational fluid dynamics , Heat transfer coefficients , Pressure , Algorithms

Interaction of Rotational Wakes and Coolant Film in a Sector-Annular Duct

Matthew J. Golsen, Nghia V. Tran, Mark A. Ricklick, J. S. Kapat

GT 2011; 529-540doi:https://doi.org/10.1115/GT2011-46465

Abstract

View Articletitled, Interaction of Rotational Wakes and Coolant Film in a Sector-Annular Duct

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Topics: Coolants , Ducts , Wakes , Film cooling , Cooling , Temperature , Flow (Dynamics) , Flow control , Gas turbines , Guide vanes

Turbulence and Heat Transfer Measurements in an Inclined Large Scale Film Cooling Array: Part I—Velocity and Turbulence Measurements

Lamyaa A. El-Gabry, Douglas R. Thurman, Philip E. Poinsatte, James D. Heidmann

GT 2011; 541-550doi:https://doi.org/10.1115/GT2011-46491

Abstract

View Articletitled, Turbulence and Heat Transfer Measurements in an Inclined Large Scale Film Cooling Array: Part I—Velocity and Turbulence Measurements

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Topics: Film cooling , Heat transfer , Turbulence , Flow (Dynamics) , Thermocouples , Thermography , Computational fluid dynamics , Coolants , Liquid crystals , Stress

Turbulence and Heat Transfer Measurements in an Inclined Large Scale Film Cooling Array: Part II—Temperature and Heat Transfer Measurements

Douglas R. Thurman, Lamyaa A. El-Gabry, Philip E. Poinsatte, James D. Heidmann

GT 2011; 551-558doi:https://doi.org/10.1115/GT2011-46498

Abstract

View Articletitled, Turbulence and Heat Transfer Measurements in an Inclined Large Scale Film Cooling Array: Part II—Temperature and Heat Transfer Measurements

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Topics: Film cooling , Heat transfer , Temperature , Turbulence , Coolants , Design , Flow (Dynamics) , Vortices , Heat transfer coefficients , Liquid crystals

An Experimental Study of Thermal Barrier Coatings and Film Cooling on an Internally Cooled Simulated Turbine Vane

F. Todd Davidson, Jason E. Dees, David G. Bogard

GT 2011; 559-570doi:https://doi.org/10.1115/GT2011-46604

Abstract

View Articletitled, An Experimental Study of Thermal Barrier Coatings and Film Cooling on an Internally Cooled Simulated Turbine Vane

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Topics: Film cooling , Thermal barrier coatings , Turbines , Coolants , Temperature , Engines , Heat transfer , Reynolds number , Separation (Technology) , Turbulence

Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane: Part I—Experimental Measurements

Jason E. Dees, David G. Bogard, Gustavo A. Ledezma, Gregory M. Laskowski

GT 2011; 571-582doi:https://doi.org/10.1115/GT2011-46612

Abstract

View Articletitled, Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane: Part I—Experimental Measurements

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Topics: Gas turbines , Temperature , Film cooling , Engineering simulation , Heat transfer , Simulation , Boundary layers , Cooling , Engines , Geometry

Discussion About the Practice of Using a Heated Surface in Film Cooling Studies

Lei Zhao, Ting Wang

GT 2011; 583-593doi:https://doi.org/10.1115/GT2011-46614

Abstract

View Articletitled, Discussion About the Practice of Using a Heated Surface in Film Cooling Studies

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Topics: Film cooling , Airfoils , Cooling , Heat , Physics , Temperature , Boundary-value problems , Flow (Dynamics) , Heat transfer coefficients , Turbines

Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane: Part II—Numerical Simulations

Gustavo A. Ledezma, Gregory M. Laskowski, Jason E. Dees, David G. Bogard

GT 2011; 595-605doi:https://doi.org/10.1115/GT2011-46616

Abstract

View Articletitled, Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane: Part II—Numerical Simulations

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Topics: Computer simulation , Gas turbines , Heat transfer , Airfoils , Cooling , Engineering simulation , Film cooling , Flux (Metallurgy) , Gas flow , Heat

The Effects of Conjugate Heat Transfer on the Thermal Field Above a Film Cooled Wall

Jason E. Dees, David G. Bogard, Gustavo A. Ledezma, Gregory M. Laskowski

GT 2011; 607-617doi:https://doi.org/10.1115/GT2011-46617

Abstract

View Articletitled, The Effects of Conjugate Heat Transfer on the Thermal Field Above a Film Cooled Wall

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Topics: Heat transfer , Temperature , Wall temperature , Thermal boundary layers , Film cooling , Coolants , Gas turbines , Geometry

Evaluation of CFD Predictions Using Thermal Field Measurements on a Simulated Film Cooled Turbine Blade Leading Edge

Sibi Mathew, Silvia Ravelli, David G. Bogard

GT 2011; 619-628doi:https://doi.org/10.1115/GT2011-46619

Abstract

View Articletitled, Evaluation of CFD Predictions Using Thermal Field Measurements on a Simulated Film Cooled Turbine Blade Leading Edge

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Topics: Computational fluid dynamics , Turbine blades , Coolants , Separation (Technology) , Turbulence , Cooling , Flow (Dynamics) , Airfoils , Design , Film cooling

Measurements of Adiabatic Film and Overall Cooling Effectiveness on a Turbine Vane Pressure Side With a Trench

Jason E. Albert, David G. Bogard

GT 2011; 629-640doi:https://doi.org/10.1115/GT2011-46703

Abstract

View Articletitled, Measurements of Adiabatic Film and Overall Cooling Effectiveness on a Turbine Vane Pressure Side With a Trench

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Topics: Cooling , Pressure , Turbines , Coolants , Film cooling , Airfoils , Design , Engines , Heat transfer , Thermal conductivity

Experimental Simulation of Contaminant Deposition on a Film Cooled Turbine Vane Pressure Side With a Trench

Jason E. Albert, David G. Bogard

GT 2011; 641-652doi:https://doi.org/10.1115/GT2011-46709

Abstract

View Articletitled, Experimental Simulation of Contaminant Deposition on a Film Cooled Turbine Vane Pressure Side With a Trench

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Topics: Pressure , Simulation , Turbines , Cooling , Design , Film cooling , Temperature , Engines , Airfoils , Biomass

Aerothermal Investigations on Mixing Flow Field of Film Cooling With Swirling Coolant Flow

K. Takeishi, M. Komiyama, Y. Oda, Y. Egawa, T. Kitamura

GT 2011; 653-663doi:https://doi.org/10.1115/GT2011-46838

Abstract

View Articletitled, Aerothermal Investigations on Mixing Flow Field of Film Cooling With Swirling Coolant Flow

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Topics: Coolants , Film cooling , Flow (Dynamics) , Swirling flow , Jets , Cooling , Wind tunnels , Angular momentum , Fluorescence , Kidney

Internal Air and Seals (With Turbomachinery)

CFD Simulations of Flow and Heat Transfer in a Pre-Swirl System: Influence of Rotating-Stationary Domain Interface

Joachim Karnahl, Jens von Wolfersdorf, Kok-Mun Tham, Mike Wilson, Gary Lock

GT 2011; 665-677doi:https://doi.org/10.1115/GT2011-45085

Abstract

View Articletitled, CFD Simulations of Flow and Heat Transfer in a Pre-Swirl System: Influence of Rotating-Stationary Domain Interface

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Topics: Computational fluid dynamics , Flow (Dynamics) , Heat transfer , Simulation , Nozzles , Heat transfer coefficients , Pressure , Rotors , Transients (Dynamics) , Coriolis force

Design and Validation of a New Test Rig for Brush Seal Testing Under Engine Relevant Conditions

D. Pfefferle, K. Dullenkopf, H.-J. Bauer

GT 2011; 679-689doi:https://doi.org/10.1115/GT2011-45107

Abstract

View Articletitled, Design and Validation of a New Test Rig for Brush Seal Testing Under Engine Relevant Conditions

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Topics: Design , Engines , Testing , Rotors , Heat , Leakage , Stress , Temperature , Abrasion , Aircraft engines

High Pressure Turbine Low Radius Radial TOBI Discharge Coefficient Validation Process

A. V. MirzaMoghadam, A. Riahi, M. Morris

GT 2011; 691-700doi:https://doi.org/10.1115/GT2011-45113

Abstract

View Articletitled, High Pressure Turbine Low Radius Radial TOBI Discharge Coefficient Validation Process

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Topics: Discharge coefficient , High pressure (Physics) , Turbines , Flow (Dynamics) , Pressure , Computational fluid dynamics , Cooling , Blades , Disks , Rotors

Numerical Investigations on the Leakage Flow Characteristics of Pocket Damper Seals

Zhigang Li, Jun Li, Zhenping Feng, Jiandao Yang, Rui Yang, Liqun Shi

GT 2011; 701-712doi:https://doi.org/10.1115/GT2011-45114

Abstract

View Articletitled, Numerical Investigations on the Leakage Flow Characteristics of Pocket Damper Seals

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Topics: Dampers , Leakage flows , Leakage , Pressure , Sealing (Process) , Cavities , Clearances (Engineering) , Flow (Dynamics) , Pressure drop , Reynolds-averaged Navier–Stokes equations

Statistical and Theoretical Models of Ingestion Through Turbine Rim Seals

Kunyuan Zhou, Simon N. Wood, J. Michael Owen

GT 2011; 713-722doi:https://doi.org/10.1115/GT2011-45139

Abstract

View Articletitled, Statistical and Theoretical Models of Ingestion Through Turbine Rim Seals

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Topics: Discharge coefficient , Engines , Flow (Dynamics) , Gas turbines , Maximum likelihood estimation , Pressure , Rotation , Sealing (Process) , Turbines , Wheels

Experimental and Analytical Leakage Characterization of Annular Gas Seals: Honeycomb, Labyrinth and Pocket Damper Seals

Nuo Sheng, Eric J. Ruggiero, Ravindra Devi, Jianping Guo, Massimiliano Cirri

GT 2011; 723-729doi:https://doi.org/10.1115/GT2011-45217

Abstract

View Articletitled, Experimental and Analytical Leakage Characterization of Annular Gas Seals: Honeycomb, Labyrinth and Pocket Damper Seals

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Topics: Dampers , Honeycomb structures , Leakage , Flow (Dynamics) , Pressure , Design , High pressure (Physics) , Machinery , Rotors , Turbomachinery

Computational Study of Kelvin-Helmholtz Instability Created by Interaction of the Mainstream Flow and the Seal Flow in Gas Turbines

M. Rabs, F.-K. Benra, C. Domnick, O. Schneider

GT 2011; 731-740doi:https://doi.org/10.1115/GT2011-45284

Abstract

View Articletitled, Computational Study of Kelvin-Helmholtz Instability Created by Interaction of the Mainstream Flow and the Seal Flow in Gas Turbines

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Topics: Flow (Dynamics) , Gas turbines

Experimental Measurements of Ingestion Through Turbine Rim Seals: Part 1—Externally-Induced Ingress

Carl M. Sangan, Kunyuan Zhou, J. Michael Owen, Oliver J. Pountney, Mike Wilson, Gary D. Lock

GT 2011; 741-753doi:https://doi.org/10.1115/GT2011-45310

Abstract

View Articletitled, Experimental Measurements of Ingestion Through Turbine Rim Seals: Part 1—Externally-Induced Ingress

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Topics: Turbines , Flow (Dynamics) , Sealing (Process) , Engines , Pressure , Annulus , Carbon dioxide , Cavities , External pressure , Pressure measurement

Experimental Measurements of Ingestion Through Turbine Rim Seals: Part 2—Rotationally-Induced Ingress

Carl M. Sangan, Kunyuan Zhou, J. Michael Owen, Oliver J. Pountney, Mike Wilson, Gary D. Lock

GT 2011; 755-765doi:https://doi.org/10.1115/GT2011-45313

Abstract

View Articletitled, Experimental Measurements of Ingestion Through Turbine Rim Seals: Part 2—Rotationally-Induced Ingress

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Topics: Turbines , Sealing (Process) , Flow (Dynamics) , Pressure , Clearances (Engineering) , Wheels , Annulus , Fluids , Gas turbines

Computation of Ingestion Through Gas Turbine Rim Seals

Kunyuan Zhou, Mike Wilson, J. Michael Owen, Gary Lock

GT 2011; 767-777doi:https://doi.org/10.1115/GT2011-45314

Abstract

View Articletitled, Computation of Ingestion Through Gas Turbine Rim Seals

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Topics: Computation , Gas turbines , Pressure , Flow (Dynamics) , Sealing (Process) , Annulus , Blades , Computational fluid dynamics , Rotors , Stators

Fluidic Jet Barriers for Sealing Applications

Simon I. Hogg, Isabel Gomez Ruiz

GT 2011; 779-788doi:https://doi.org/10.1115/GT2011-45353

Abstract

View Articletitled, Fluidic Jet Barriers for Sealing Applications

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Topics: Sealing (Process) , Leakage , Jets , Computational fluid dynamics , Design , Flow (Dynamics) , Turbines , Aerodynamic flow , Channel flow , Fins

Stiffness Measurement for Pressure-Loaded Brush Seals

Rahul A. Bidkar, Xiaoqing Zheng, Mehmet Demiroglu, Norman Turnquist

GT 2011; 789-796doi:https://doi.org/10.1115/GT2011-45399

Abstract

View Articletitled, Stiffness Measurement for Pressure-Loaded Brush Seals

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Topics: Pressure , Stiffness , Rotors , Stators , Design , Aircraft engines , Atmospheric pressure , Displacement , Energy generation , Friction

Experimental Investigation of Lubrication Oil Film Dynamics in a Typical Aero-Engine Bearing Chamber Environment

Amir A. Hashmi, Klaus Dullenkopf, Hans-Jo¨rg Bauer, Michael Klingsporn

GT 2011; 797-807doi:https://doi.org/10.1115/GT2011-45545

Abstract

View Articletitled, Experimental Investigation of Lubrication Oil Film Dynamics in a Typical Aero-Engine Bearing Chamber Environment

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Topics: Aircraft engines , Bearings , Dynamics (Mechanics) , Lubrication , Drops , Film flow , Gas flow , Die cutting , Engines , Flow (Dynamics)

Modelling of an Aero-Engine Bearing Chamber Using Enhanced CFD Technique

Davide Peduto, Amir A. Hashmi, Klaus Dullenkopf, Hans-Jo¨rg Bauer, Herve Morvan

GT 2011; 809-819doi:https://doi.org/10.1115/GT2011-45635

Abstract

View Articletitled, Modelling of an Aero-Engine Bearing Chamber Using Enhanced CFD Technique

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Topics: Aircraft engines , Bearings , Computational fluid dynamics , Modeling , Turbulence , Simulation results , Drops , Dynamics (Mechanics) , Engines , Film flow

Passive Tracer Validity for Cooling Effectiveness Through Flow Computation in a Turbine Rim Seal Environment

Guillaume Boutet-Blais, Julie Lefrancois, Guy Dumas, Steve Julien, Jean-Francois Harvey, Remo Marini, Jean-Francois Caron

GT 2011; 821-831doi:https://doi.org/10.1115/GT2011-45654

Abstract

View Articletitled, Passive Tracer Validity for Cooling Effectiveness Through Flow Computation in a Turbine Rim Seal Environment

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Topics: Computation , Cooling , Flow (Dynamics) , Turbines , Sealing (Process) , Blades , Carbon dioxide , Engineering simulation , Engines , Simulation

Heat Transfer in Turbine Hub Cavities Adjacent to the Main Gas Path Including FE-CFD Coupled Thermal Analysis

Antonio Guijarro Valencia, Jeffrey A. Dixon, Attilio Guardini, Daniel D. Coren, Daniel Eastwood

GT 2011; 833-843doi:https://doi.org/10.1115/GT2011-45695

Abstract

View Articletitled, Heat Transfer in Turbine Hub Cavities Adjacent to the Main Gas Path Including FE-CFD Coupled Thermal Analysis

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Topics: Cavities , Computational fluid dynamics , Heat transfer , Thermal analysis , Turbines , Cooling , Design , Flow (Dynamics) , Gas turbines , Modeling

Design Optimization of a Retractable Holder for Compressor Discharge Brush Seal

Omprakash Samudrala, Siddarth Kumar, Christopher E. Wolfe, Raymond E. Chupp

GT 2011; 845-857doi:https://doi.org/10.1115/GT2011-45756

Abstract

View Articletitled, Design Optimization of a Retractable Holder for Compressor Discharge Brush Seal

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Topics: Compressors , Design , Optimization , Turbines , Flow (Dynamics) , Wear , Circuits , Clearances (Engineering) , Cooling , Rotors

Experimental Investigation of Turbine Stator Well Rim Seal, Re-Ingestion and Interstage Seal Flows Using Gas Concentration Techniques and Displacement Measurements

D. Eastwood, D. D. Coren, C. A. Long, N. R. Atkins, P. R. N. Childs, T. J. Scanlon, A. Guijarro-Valencia

GT 2011; 859-870doi:https://doi.org/10.1115/GT2011-45874

Abstract

View Articletitled, Experimental Investigation of Turbine Stator Well Rim Seal, Re-Ingestion and Interstage Seal Flows Using Gas Concentration Techniques and Displacement Measurements

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Topics: Displacement measurement , Flow (Dynamics) , Stators , Turbines , Cooling , Annulus , Cavities , Test facilities , Cavity flows , Computational fluid dynamics

Experiments on Aft-Disk Cavity Ingestion in a Model 1.5-Stage Axial-Flow Turbine

J. Balasubramanian, N. Junnarkar, D. W. Zhou, R. P. Roy, Y. W. Kim, H. K. Moon

GT 2011; 871-881doi:https://doi.org/10.1115/GT2011-45895

Abstract

View Articletitled, Experiments on Aft-Disk Cavity Ingestion in a Model 1.5-Stage Axial-Flow Turbine

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Topics: Axial flow , Cavities , Disks , Turbines , Air flow , Rotors , Trajectories (Physics) , Blades , Clearances (Engineering) , Fluids

CFD Analyses of HPT Blade Air Delivery System With and Without Impellers

Charles Wu, Boris Vaisman, Kevin McCusker

GT 2011; 883-892doi:https://doi.org/10.1115/GT2011-45949

Abstract

View Articletitled, CFD Analyses of HPT Blade Air Delivery System With and Without Impellers

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Topics: Blades , Computational fluid dynamics , Impellers , Pressure , Design , Cooling , Manufacturing , Drag (Fluid dynamics) , Fluctuations (Physics) , High temperature

Validation of a Coupled Fluid/Solid Heat Transfer Method

Jose M. Chaquet, Roque Corral, Guillermo Pastor, Jesus Pueblas, D. D. Coren

GT 2011; 893-903doi:https://doi.org/10.1115/GT2011-45951

Abstract

View Articletitled, Validation of a Coupled Fluid/Solid Heat Transfer Method

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Topics: Fluids , Heat transfer , Cooling , Engineering simulation , Flow (Dynamics) , Simulation , Stators , Turbines

Numerical Study on Varied Vortex Reducer Configurations for the Flow Path Optimization in Compressor Cavities

Xiao-qin Du, Hui-ren Zhu, Zong-wei Zhang

GT 2011; 905-912doi:https://doi.org/10.1115/GT2011-45975

Abstract

View Articletitled, Numerical Study on Varied Vortex Reducer Configurations for the Flow Path Optimization in Compressor Cavities

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Topics: Cavities , Compressors , Flow (Dynamics) , Optimization , Vortices , Pressure , Cooling , Aircraft engines , Fluid dynamics , High pressure (Physics)

A Comparative Study of Cascade Vanes and Drilled Nozzle Designs for Pre-Swirl

Umesh Javiya, John Chew, Nick Hills, Timothy Scanlon

GT 2011; 913-920doi:https://doi.org/10.1115/GT2011-46006

Abstract

View Articletitled, A Comparative Study of Cascade Vanes and Drilled Nozzle Designs for Pre-Swirl

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Topics: Cascades (Fluid dynamics) , Nozzles , Design , Engines , Flow (Dynamics) , Sealing (Process) , Temperature , Computational fluid dynamics , Cooling , Cooling systems

Numerical Characterization of Aerodynamic Losses of Jet Arrays for Gas Turbine Applications

Antonio Andreini, Riccardo Da Soghe

GT 2011; 921-929doi:https://doi.org/10.1115/GT2011-46212

Abstract

View Articletitled, Numerical Characterization of Aerodynamic Losses of Jet Arrays for Gas Turbine Applications

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Topics: Gas turbines , Discharge coefficient , Computational fluid dynamics , Aircraft engines , Airfoils , Clearances (Engineering) , Cooling systems , Energy engineering , Engineering simulation , Engines

Analysis of Gas Turbine Rotating Cavities: Estimation of Rotor Disk Pumped Mass Flow Rate

Riccardo Da Soghe, Bruno Facchini, Luca Innocenti, Mirko Micio

GT 2011; 931-943doi:https://doi.org/10.1115/GT2011-46225

Abstract

View Articletitled, Analysis of Gas Turbine Rotating Cavities: Estimation of Rotor Disk Pumped Mass Flow Rate

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Topics: Cavities , Disks , Flow (Dynamics) , Gas turbines , Rotors , Design , Computational fluid dynamics , Friction , Heat transfer , Outflow

Heavy-Duty Gas Turbines Axial Thrust Calculation in Different Operating Conditions

Luca Bozzi, Francesco Malavasi, Valeria Garotta

GT 2011; 945-954doi:https://doi.org/10.1115/GT2011-46351

Abstract

View Articletitled, Heavy-Duty Gas Turbines Axial Thrust Calculation in Different Operating Conditions

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Topics: Gas turbines , Thrust , Rotors , Bearings , Stress , Cavities , Compressors , Turbines , Blades , Calibration

Experimental Investigation on Leakage Losses and Heat Transfer in a Non Conventional Labyrinth Seal

Luca Bozzi, Enrico D’Angelo, Bruno Facchini, Mirko Micio, Riccardo Da Soghe

GT 2011; 955-965doi:https://doi.org/10.1115/GT2011-46362

Abstract

View Articletitled, Experimental Investigation on Leakage Losses and Heat Transfer in a Non Conventional Labyrinth Seal

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Topics: Heat transfer , Leakage , Heat transfer coefficients , Clearances (Engineering) , Flow (Dynamics) , Gas turbines , Leakage flows , Dimensions , High temperature , Honeycomb structures

Experimental Investigation on Leakage Loss and Heat Transfer in a Straight Through Labyrinth Seal

Mirko Micio, Bruno Facchini, Luca Innocenti, Francesco Simonetti

GT 2011; 967-979doi:https://doi.org/10.1115/GT2011-46402

Abstract

View Articletitled, Experimental Investigation on Leakage Loss and Heat Transfer in a Straight Through Labyrinth Seal

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Topics: Heat transfer , Leakage , Clearances (Engineering) , Flow (Dynamics) , Pressure , Reynolds number , Cavities , Centrifugal force , Engines , Geometry

The Influence of Turbine Stator Well Coolant Flow Rate and Passage Configuration on Cooling Effectiveness

D. D. Coren, N. R. Atkins, C. A. Long, D. Eastwood, P. R. N. Childs, A. Guijarro-Valencia, J. A. Dixon

GT 2011; 981-992doi:https://doi.org/10.1115/GT2011-46448

Abstract

View Articletitled, The Influence of Turbine Stator Well Coolant Flow Rate and Passage Configuration on Cooling Effectiveness

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Topics: Coolants , Cooling , Flow (Dynamics) , Stators , Turbines , Engines , Compressors , Computational fluid dynamics , Geometry , Aircraft engines

Negative Stiffness in Gas Turbine Leaf Seals

Ingo H. J. Jahn, Andrew K. Owen, Gervas Franceschini, David R. H. Gillespie

GT 2011; 993-998doi:https://doi.org/10.1115/GT2011-46483

Abstract

View Articletitled, Negative Stiffness in Gas Turbine Leaf Seals

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Topics: Gas turbines , Stiffness , Rotors , Displacement , Pressure , Engineering prototypes , Engines , Flow (Dynamics)

Effect of Geometric Changes in an Idealised Contacting Brush Seal Bristle Pack on Typical Key Performance Measures

Michael J. Pekris, Gervas Franceschini, David R. H. Gillespie

GT 2011; 999-1010doi:https://doi.org/10.1115/GT2011-46492

Abstract

View Articletitled, Effect of Geometric Changes in an Idealised Contacting Brush Seal Bristle Pack on Typical Key Performance Measures

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Topics: Air flow , Computational fluid dynamics , Deformation , Engineering standards , Experimental design , Flow (Dynamics) , Fuel consumption , Gas turbines , Geometry , Leakage

The Effects of Unsteadiness and Compressibility on the Interaction Between Hub Leakage and Mainstream Flows in HP Turbines

I. Popovic´, H. P. Hodson, E. Janke, T. Wolf

GT 2011; 1011-1021doi:https://doi.org/10.1115/GT2011-46608

Abstract

View Articletitled, The Effects of Unsteadiness and Compressibility on the Interaction Between Hub Leakage and Mainstream Flows in HP Turbines

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Topics: Compressibility , Flow (Dynamics) , Leakage , Turbines , Blades , Computation , Mach number , Rotors , Air flow , Cascades (Fluid dynamics)

General Interest

Flow Visualization and Conjugate Heat Transfer Study From Shower Head Impinging Jets

Rajesh Kumar Panda, B. V. S. S. S. Prasad

GT 2011; 1023-1032doi:https://doi.org/10.1115/GT2011-45098

Abstract

View Articletitled, Flow Visualization and Conjugate Heat Transfer Study From Shower Head Impinging Jets

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Topics: Flow visualization , Heat transfer , Jets

Effects of Ribs on Internal Blade-Tip Cooling

Tareq Salameh, Bengt Sunden

GT 2011; 1033-1041doi:https://doi.org/10.1115/GT2011-45118

Abstract

View Articletitled, Effects of Ribs on Internal Blade-Tip Cooling

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Topics: Blades , Cooling , Ducts , Friction , Calibration , Heat transfer coefficients , Convection , Flow (Dynamics) , Gas turbines , Heat transfer

Turbulent Convection From Deterministic Roughness Distributions With Varying Thermal Conductivities

Steven R. Mart, Stephen T. McClain, Lesley M. Wright

GT 2011; 1043-1055doi:https://doi.org/10.1115/GT2011-45146

Abstract

View Articletitled, Turbulent Convection From Deterministic Roughness Distributions With Varying Thermal Conductivities

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Topics: Convection , Surface roughness , Turbulence , Plates (structures) , Thermal conductivity , Discrete element methods , Reynolds number , Wind tunnels , Flow (Dynamics) , Temperature

Heat Transfer, Hydrodynamics and Pressure Drop in the Model of a Blade Leading Edge Cyclone Cooling

Artem A. Khalatov, Igor I. Borisov, Sergey D. Severin, Vyacheslav V. Romanov, Vladimir Y. Spitsyn, Yuriy Y. Dashevskyy

GT 2011; 1057-1065doi:https://doi.org/10.1115/GT2011-45150

Abstract

View Articletitled, Heat Transfer, Hydrodynamics and Pressure Drop in the Model of a Blade Leading Edge Cyclone Cooling

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Topics: Blades , Cooling , Heat transfer , Hydrodynamics , Pressure drop , Generators , Flow (Dynamics) , Pressure , Design , Reynolds number

Heat Transfer in an Oblique Jet Impingement Configuration With Varying Jet Geometries

Simon Schueren, Florian Hoefler, Jens von Wolfersdorf, Shailendra Naik

GT 2011; 1067-1077doi:https://doi.org/10.1115/GT2011-45169

Abstract

View Articletitled, Heat Transfer in an Oblique Jet Impingement Configuration With Varying Jet Geometries

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Topics: Heat transfer , Jets , Blades , Computer simulation , Cooling , Design , Displacement , Ducts , Flow (Dynamics) , Gas turbines

Protuberances in a Turbulent Thermal Boundary Layer

Steven R. Mart, Stephen T. McClain

GT 2011; 1079-1094doi:https://doi.org/10.1115/GT2011-45180

Abstract

View Articletitled, Protuberances in a Turbulent Thermal Boundary Layer

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Topics: Thermal boundary layers , Turbulence , Temperature , Boundary layers , Heat flux , Heat transfer , Shapes , Transients (Dynamics) , Flat plates , Fluids

Numerical Investigation of Heat Transfer and Pressure Drop Characteristics for Different Hole Geometries of a Turbine Casing Impingement Cooling System

F. Ben Ahmed, R. Tucholke, B. Weigand, K. Meier

GT 2011; 1095-1108doi:https://doi.org/10.1115/GT2011-45251

Abstract

View Articletitled, Numerical Investigation of Heat Transfer and Pressure Drop Characteristics for Different Hole Geometries of a Turbine Casing Impingement Cooling System

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Topics: Heat transfer , Impingement cooling , Pressure drop , Turbines , Pressure , Computational fluid dynamics , Flow (Dynamics) , Mach number , Nozzles , Shapes

Detailed Heat Transfer Distributions in Engine Similar Cooling Channels for a Turbine Rotor Blade With Different Rib Orientations

Christopher LeBlanc, Srinath V. Ekkad, Tony Lambert, Veera Rajendran

GT 2011; 1109-1116doi:https://doi.org/10.1115/GT2011-45254

Abstract

View Articletitled, Detailed Heat Transfer Distributions in Engine Similar Cooling Channels for a Turbine Rotor Blade With Different Rib Orientations

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Topics: Blades , Cooling , Engines , Heat transfer , Rotors , Turbines , Geometry , Heat transfer coefficients , Liquid crystals , Reynolds number

Computational Study of Micro-Jet Impingement Heat Transfer in a High Pressure Turbine Vane

Karan Anand, B. A. Jubran

GT 2011; 1117-1128doi:https://doi.org/10.1115/GT2011-45267

Abstract

View Articletitled, Computational Study of Micro-Jet Impingement Heat Transfer in a High Pressure Turbine Vane

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Topics: Heat transfer , High pressure (Physics) , Turbines , Airfoils , Jets , Arches , Boundary-value problems , Finite volume methods , Flow (Dynamics) , Fluid mechanics

Optimization of Temperature Measurement Technique Used in High Heat Flux Environment

Dmitriy Romanov, Jason Devoe, Lev Ginzbursky

GT 2011; 1129-1136doi:https://doi.org/10.1115/GT2011-45269

Abstract

View Articletitled, Optimization of Temperature Measurement Technique Used in High Heat Flux Environment

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Topics: Heat flux , Optimization , Temperature measurement , Engines , Heat transfer , Sensors , Temperature sensors , Turbines , Computer simulation , Crystals

Numerical Comparison of Heat Transfer and Pressure Drop in Gas Turbine Blade Cooling Channels With Dimples and Rib-Turbulators

R. S. Amano, Krishna S. Guntur, Sourabh Kumar, Jose Martinez Lucci

GT 2011; 1137-1143doi:https://doi.org/10.1115/GT2011-45277

Abstract

View Articletitled, Numerical Comparison of Heat Transfer and Pressure Drop in Gas Turbine Blade Cooling Channels With Dimples and Rib-Turbulators

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Topics: Blades , Cooling , Gas turbines , Heat transfer , Pressure drop , Pressure , Turbulence , Boundary-value problems , Computation , Generators

Numerical Study on Heat Transfer Characteristics in Rectangular Ducts With Pin-Fins

Xinjun Wang, Xiaowei Bai, Jiangbo Wu, Rui Liu, Ding Zhu, Gaoliang Liao

GT 2011; 1145-1154doi:https://doi.org/10.1115/GT2011-45286

Abstract

View Articletitled, Numerical Study on Heat Transfer Characteristics in Rectangular Ducts With Pin-Fins

PDF

Topics: Blades , Cooling , Ducts , Fins , Heat transfer

Numerical Study on Flow and Heat Transfer Characteristics of Jet Impingement

Xinjun Wang, Rui Liu, Xiaowei Bai, Jinling Yao

GT 2011; 1155-1164doi:https://doi.org/10.1115/GT2011-45287

Abstract

View Articletitled, Numerical Study on Flow and Heat Transfer Characteristics of Jet Impingement

PDF

Topics: Flow (Dynamics) , Heat transfer , Impingement cooling

DNS of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence

Lars Venema, Dominic von Terzi, Hans-Jo¨rg Bauer, Wolfgang Rodi

GT 2011; 1165-1172doi:https://doi.org/10.1115/GT2011-45312

Abstract

View Articletitled, DNS of Stagnation Point Heat Transfer Affected by Varying Wake-Induced Turbulence

PDF

Topics: Heat transfer , Turbulence , Wakes , Cylinders , Wake turbulence , Engineering simulation , Flow (Dynamics) , Generators , Simulation

Heat Transfer Enhancement due to Combination of Dimples, Protrusions, and Ribs in Narrow Internal Passage of Gas Turbine Blade

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

GT 2011; 1173-1182doi:https://doi.org/10.1115/GT2011-45356

Abstract

View Articletitled, Heat Transfer Enhancement due to Combination of Dimples, Protrusions, and Ribs in Narrow Internal Passage of Gas Turbine Blade

PDF

Topics: Blades , Gas turbines , Heat transfer , Cooling , Pressure , Airfoils , Fins , Friction , Reynolds number , Reynolds-averaged Navier–Stokes equations

Effects of Guide Vanes on the Tip Heat Transfer Enhancement of a Turbine Blade

Gongnan Xie, Bengt Sunde´n

GT 2011; 1183-1191doi:https://doi.org/10.1115/GT2011-45431

Abstract

View Articletitled, Effects of Guide Vanes on the Tip Heat Transfer Enhancement of a Turbine Blade

PDF

Topics: Guide vanes , Heat transfer , Turbine blades

Heat Transfer and Friction Factor in the Rib Roughened Blade Leading Edge Cooling Passage

Artem A. Khalatov, Yuriy Y. Dashevskyy, Dmytro M. Pysmennyi

GT 2011; 1193-1203doi:https://doi.org/10.1115/GT2011-45434

Abstract

View Articletitled, Heat Transfer and Friction Factor in the Rib Roughened Blade Leading Edge Cooling Passage

PDF

Topics: Blades , Cooling , Friction , Heat transfer , Flow (Dynamics) , Computer simulation , Computer software , Gas turbines , Performance evaluation , Reynolds number

Local Heat Transfer Characteristics in Channels With Pin Fin and Pin Fin-Dimple Arrays

Yu Rao, Chaoyi Wan, Yamin Xu, Shusheng Zang

GT 2011; 1205-1216doi:https://doi.org/10.1115/GT2011-45449

Abstract

View Articletitled, Local Heat Transfer Characteristics in Channels With Pin Fin and Pin Fin-Dimple Arrays

PDF

Topics: Heat transfer

Detailed Heat Transfer Distributions and Pressure Drop Measurements for a Rotating Parallelogram Channel With Radially Outward Flow

S. W. Chang, T.-M. Liou, T.-H. Lee

GT 2011; 1217-1226doi:https://doi.org/10.1115/GT2011-45456

Abstract

View Articletitled, Detailed Heat Transfer Distributions and Pressure Drop Measurements for a Rotating Parallelogram Channel With Radially Outward Flow

PDF

Topics: Flow (Dynamics) , Heat transfer , Pressure drop , Buoyancy , Blades , Cooling , Rotation , Rotors , Thermography , Turbines

Evaporation of Volatile Liquid Pools Under Forced Convection: Experimental Approach for Multi-Component Liquids and Validation of a Vaporization Model

Dominique Alonso, Ghislain Genin, David Heller, Brice Chabrier, Michel Molie`re

GT 2011; 1227-1233doi:https://doi.org/10.1115/GT2011-45560

Abstract

View Articletitled, Evaporation of Volatile Liquid Pools Under Forced Convection: Experimental Approach for Multi-Component Liquids and Validation of a Vaporization Model

PDF

Topics: Evaporation , Forced convection , Computational fluid dynamics , Vapors , Environmental health and safety , Explosions , Chemical processes , Ethers (Class of compounds) , Flames , Gas turbines

Aero-Thermal Performance of a Cooled Winglet at Engine Representative Mach and Reynolds Numbers

D. O. O’Dowd, Q. Zhang, L. He, B. C. Y. Cheong, I. Tibbott

GT 2011; 1235-1246doi:https://doi.org/10.1115/GT2011-45610

Abstract

View Articletitled, Aero-Thermal Performance of a Cooled Winglet at Engine Representative Mach and Reynolds Numbers

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Topics: Engines , Reynolds number , Film cooling , Chords (Trusses) , Clearances (Engineering) , Probes , Blades , Cascades (Fluid dynamics) , Coolants , Cooling

Flow Field Analysis of a Trailing Edge Internal Cooling Channel

A. Andreini, C. Bianchini, A. Armellini, L. Casarsa

GT 2011; 1247-1258doi:https://doi.org/10.1115/GT2011-45724

Abstract

View Articletitled, Flow Field Analysis of a Trailing Edge Internal Cooling Channel

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Topics: Cooling , Flow (Dynamics) , Blades , Computational fluid dynamics , Exhaust systems , Boundary-value problems , Cavities , Databases , Design , Engines

The Influence of Leading Edge Diameter on Stagnation Region Heat Transfer Augmentation Including Effects of Turbulence Level, Scale, and Reynolds Number

P. Gandavarapu, F. E. Ames

GT 2011; 1259-1267doi:https://doi.org/10.1115/GT2011-45735

Abstract

View Articletitled, The Influence of Leading Edge Diameter on Stagnation Region Heat Transfer Augmentation Including Effects of Turbulence Level, Scale, and Reynolds Number

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Topics: Heat transfer , Reynolds number , Turbulence , Combustion chambers , Flow (Dynamics)

Effects of Rotation on Jet Impingement Channel Heat Transfer

Justin A. Lamont, Srinath V. Ekkad

GT 2011; 1269-1278doi:https://doi.org/10.1115/GT2011-45744

Abstract

View Articletitled, Effects of Rotation on Jet Impingement Channel Heat Transfer

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Topics: Heat transfer , Rotation , Coolants , Buoyancy , Jets , Temperature , Liquid crystals , Turbine blades , Blades , Coriolis force

Large-Eddy Simulation With Zonal Near Wall Treatment of Flow and Heat Transfer in a Ribbed Duct for the Internal Cooling of Turbine Blades

Sunil Patil, Danesh Tafti

GT 2011; 1279-1292doi:https://doi.org/10.1115/GT2011-45749

Abstract

View Articletitled, Large-Eddy Simulation With Zonal Near Wall Treatment of Flow and Heat Transfer in a Ribbed Duct for the Internal Cooling of Turbine Blades

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Topics: Cooling , Ducts , Flow (Dynamics) , Heat transfer , Large eddy simulation , Turbine blades , Reynolds number , Boundary layer turbulence , Boundary-value problems , Friction

Flowfield Measurements in a Single Row of Low Aspect Ratio Pin-Fins

Jason K. Ostanek, Karen A. Thole

GT 2011; 1293-1304doi:https://doi.org/10.1115/GT2011-45757

Abstract

View Articletitled, Flowfield Measurements in a Single Row of Low Aspect Ratio Pin-Fins

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Topics: Fins , Heat transfer , Reynolds number , Vortices , Airfoils , Cooling , Cylinders , Flow (Dynamics) , Fluctuations (Physics) , Gas turbines

Coal Ash Deposition on Nozzle Guide Vanes: Part I—Experimental Characteristics of Four Coal Ash Types

J. Webb, B. Casaday, B. Barker, J. P. Bons, A. D. Gledhill, N. P. Padture

GT 2011; 1305-1314doi:https://doi.org/10.1115/GT2011-45894

Abstract

View Articletitled, Coal Ash Deposition on Nozzle Guide Vanes: Part I—Experimental Characteristics of Four Coal Ash Types

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Topics: Coal , Nozzle guide vanes , Temperature , Flow (Dynamics) , Particulate matter , Pressure , Aircraft engines , Cascades (Fluid dynamics) , Combustion chambers , Design

Massively-Parallel DNS and LES of Turbine Vane Endwall Horseshoe Vortex Dynamics and Heat Transfer

Markus Schwa¨nen, Michael Meador, Josh Camp, Shriram Jagannathan, Andrew Duggleby

GT 2011; 1315-1327doi:https://doi.org/10.1115/GT2011-45915

Abstract

View Articletitled, Massively-Parallel DNS and LES of Turbine Vane Endwall Horseshoe Vortex Dynamics and Heat Transfer

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Topics: Dynamics (Mechanics) , Heat transfer , Turbines , Vortices , Turbulence , Blades , Reynolds number , Engines , Melting , Boundary layers

Effect of Rib Spacing on Heat Transfer in a Two Pass Rectangular Channel (AR=2:1) at High Rotation Numbers

Jiang Lei, Je-Chin Han, Michael Huh

GT 2011; 1329-1339doi:https://doi.org/10.1115/GT2011-45926

Abstract

View Articletitled, Effect of Rib Spacing on Heat Transfer in a Two Pass Rectangular Channel (AR=2:1) at High Rotation Numbers

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Topics: Heat transfer , Rotation , Reynolds number , Exterior walls , Flow (Dynamics)

Mist/Air Cooling in a Two-Pass Rectangular Rotating Channel With 45-deg Angled Rib Turbulators

T. S. Dhanasekaran, Ting Wang

GT 2011; 1341-1350doi:https://doi.org/10.1115/GT2011-45954

Abstract

View Articletitled, Mist/Air Cooling in a Two-Pass Rectangular Rotating Channel With 45-deg Angled Rib Turbulators

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Topics: Cooling , Rotation , Turbines , Combustion chambers , Computational fluid dynamics , Computer simulation , Gas turbines , Temperature , Blades , Coolants

Heat Transfer Characteristics of a Non-Rotating Two-Pass Rectangular Duct With Various Guide Vanes in the Tip Turn Region

Dong Myeong Lee, Jun Su Park, Dong Hyun Lee, Beom Soo Kim, Hyung Hee Cho

GT 2011; 1351-1362doi:https://doi.org/10.1115/GT2011-45962

Abstract

View Articletitled, Heat Transfer Characteristics of a Non-Rotating Two-Pass Rectangular Duct With Various Guide Vanes in the Tip Turn Region

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Topics: Blades , Cooling , Ducts , Guide vanes , Heat transfer , Vortices

Aerodynamic and Aerothermal Investigation of the Flow Around an HPT Rotor Shroud: PIV Measurements

Knut Lehmann, Vasudevan Kanjirakkad, Howard Hodson

GT 2011; 1363-1373doi:https://doi.org/10.1115/GT2011-45977

Abstract

View Articletitled, Aerodynamic and Aerothermal Investigation of the Flow Around an HPT Rotor Shroud: PIV Measurements

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Topics: Flow (Dynamics) , Rotors , Cooling , Blades , Cavities , Turbines , Cavity flows , Computation , Endoscopic devices , Energy dissipation

Aerodynamic and Aerothermal Investigation of the Flow Around an HPT Rotor Shroud: Heat Transfer and Cooling Effectiveness

Knut Lehmann, Vasudevan Kanjirakkad, Howard Hodson

GT 2011; 1375-1384doi:https://doi.org/10.1115/GT2011-45979

Abstract

View Articletitled, Aerodynamic and Aerothermal Investigation of the Flow Around an HPT Rotor Shroud: Heat Transfer and Cooling Effectiveness

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Topics: Cooling , Flow (Dynamics) , Heat transfer , Rotors , Adiabatic cooling , Turbines , Aerodynamics , Blades , Cavities , Computation

Experimental and Numerical Crossover Jet Impingement in a Rib-Roughened Airfoil Trailing-Edge Cooling Channel

M. E. Taslim, M. K. H. Fong

GT 2011; 1385-1396doi:https://doi.org/10.1115/GT2011-45995

Abstract

View Articletitled, Experimental and Numerical Crossover Jet Impingement in a Rib-Roughened Airfoil Trailing-Edge Cooling Channel

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Topics: Airfoils , Cooling , Jets , Cavities , Heat transfer coefficients , Turbulence , Flow (Dynamics) , Reynolds number , Boundary-value problems , Circuit design

Experimental/Numerical Crossover Jet Impingement in an Airfoil Leading-Edge Cooling Channel

K. Elebiary, M. E. Taslim

GT 2011; 1397-1409doi:https://doi.org/10.1115/GT2011-46004

Abstract

View Articletitled, Experimental/Numerical Crossover Jet Impingement in an Airfoil Leading-Edge Cooling Channel

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Topics: Airfoils , Cooling , Cavities , Flow (Dynamics) , Turbulence , Axial flow , Heat transfer , Analytical methods , Blades , Computational fluid dynamics

Effect of Narrow Jet Spacing on Impinging Flow and Heat Transfer

L. Guo, Y. Y. Yan, Y. Q. Zu

GT 2011; 1411-1419doi:https://doi.org/10.1115/GT2011-46011

Abstract

View Articletitled, Effect of Narrow Jet Spacing on Impinging Flow and Heat Transfer

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Topics: Flow (Dynamics) , Heat transfer , Jets , Fluctuations (Physics) , Liquid crystals , Reynolds number , Transients (Dynamics)

Flow and Heat Transfer in the Tip-Turn Region of a U-Duct Under Rotating and Non-Rotating Conditions

S.-Y. Hu, X. Chi, T. I.-P. Shih, K. M. Bryden, M. K. Chyu, R. Ames, R. A. Dennis

GT 2011; 1421-1433doi:https://doi.org/10.1115/GT2011-46013

Abstract

View Articletitled, Flow and Heat Transfer in the Tip-Turn Region of a U-Duct Under Rotating and Non-Rotating Conditions

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Topics: Ducts , Flow (Dynamics) , Heat transfer , Reynolds number , Temperature , Computational fluid dynamics , Coolants , Cooling , Electric power generation , Engineering simulation

Effects of Pin-Fin Height on Flow and Heat Transfer in a Rectangular Duct

X. Chi, T. I.-P. Shih, K. M. Bryden, S. Siw, M. K. Chyu, R. Ames, R. A. Dennis

GT 2011; 1435-1445doi:https://doi.org/10.1115/GT2011-46014

Abstract

View Articletitled, Effects of Pin-Fin Height on Flow and Heat Transfer in a Rectangular Duct

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Topics: Ducts , Flow (Dynamics) , Heat transfer , Fins , Computational fluid dynamics , Pressure , Temperature , Engineering simulation , Equations of state , Friction

Heat Transfer Enhancement in a Rectangular Channel With the Combination of Ribs, Dimples and Protrusions

Jibing Lan, Yonghui Xie, Di Zhang

GT 2011; 1447-1455doi:https://doi.org/10.1115/GT2011-46031

Abstract

View Articletitled, Heat Transfer Enhancement in a Rectangular Channel With the Combination of Ribs, Dimples and Protrusions

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Topics: Gas turbines , Heat transfer

Effect of Aggressive Inlet Swirl on Heat Transfer and Aerodynamics in an Unshrouded Transonic HP Turbine

Imran Qureshi, Arrigo Beretta, Kam Chana, Thomas Povey

GT 2011; 1457-1469doi:https://doi.org/10.1115/GT2011-46038

Abstract

View Articletitled, Effect of Aggressive Inlet Swirl on Heat Transfer and Aerodynamics in an Unshrouded Transonic HP Turbine

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Topics: Aerodynamics , Combustion chambers , Heat transfer , Rotors , Turbines

Effect of Entrance Geometry on Heat Transfer in a Narrow (AR=1:4) Rectangular Two Pass Channel With Smooth and Ribbed Walls

Krishnendu Saha, Sumanta Acharya

GT 2011; 1471-1482doi:https://doi.org/10.1115/GT2011-46076

Abstract

View Articletitled, Effect of Entrance Geometry on Heat Transfer in a Narrow (AR=1:4) Rectangular Two Pass Channel With Smooth and Ribbed Walls

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Topics: Geometry , Heat transfer , Shapes , Blades , Cooling , Flow (Dynamics) , Gas turbines , Heat transfer coefficients , Reynolds number

Effects of Pin Detached Space on Heat Transfer in a Rib Roughened Channel

Sin Chien Siw, Minking K. Chyu, Mary Anne Alvin

GT 2011; 1483-1493doi:https://doi.org/10.1115/GT2011-46078

Abstract

View Articletitled, Effects of Pin Detached Space on Heat Transfer in a Rib Roughened Channel

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Topics: Heat transfer , Fins , Geometry , Heat transfer coefficients , Airfoils , Cooling , Gas turbines , Imaging , Liquid crystals , Pressure

Numerical Study on Flow and Heat Transfer Characteristics of Swirl Cooling on Leading Edge Model of Gas Turbine Blade

Zhao Liu, Zhenping Feng, Liming Song

GT 2011; 1495-1504doi:https://doi.org/10.1115/GT2011-46125

Abstract

View Articletitled, Numerical Study on Flow and Heat Transfer Characteristics of Swirl Cooling on Leading Edge Model of Gas Turbine Blade

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Topics: Blades , Cooling , Flow (Dynamics) , Gas turbines , Heat transfer , Pipes , Simulation , Heat transfer coefficients , Jets , Reynolds number

Heat Transfer Enhancement in a Rectangular (AR=3:1) Channel With V-Shaped Dimples

C. Neil Jordan, Lesley M. Wright

GT 2011; 1505-1516doi:https://doi.org/10.1115/GT2011-46128

Abstract

View Articletitled, Heat Transfer Enhancement in a Rectangular (AR=3:1) Channel With V-Shaped Dimples

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Topics: Heat transfer , Reynolds number , Transients (Dynamics) , Flow (Dynamics) , Liquid crystals , Pressure drop , Airfoils , Design , Friction , Gas turbines

PIV Study on the Dimple Mid-Plane of a Narrow Rectangular Channel With Dimples Applied to One Wall

Lucky V. Tran, Michelle I. Valentino, Abhishek Saha, Carson D. Slabaugh, Mark Ricklick, J. S. Kapat, Saptarshi Basu

GT 2011; 1517-1527doi:https://doi.org/10.1115/GT2011-46132

Abstract

View Articletitled, PIV Study on the Dimple Mid-Plane of a Narrow Rectangular Channel With Dimples Applied to One Wall

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Topics: Cooling , Flow (Dynamics) , Flow visualization , Fluid dynamics , Friction , Heat transfer , Particulate matter , Reynolds number , Wakes

An Experimental Investigation of Heat Transfer Characteristics in a Steam-Cooled Square Channel With Rib Turbulators

Jiazeng Liu, Jianmin Gao, Tieyu Gao

GT 2011; 1529-1534doi:https://doi.org/10.1115/GT2011-46134

Abstract

View Articletitled, An Experimental Investigation of Heat Transfer Characteristics in a Steam-Cooled Square Channel With Rib Turbulators

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Topics: Heat transfer , Steam , Cooling , Ducts , Blades , Circuits , Compressed air , Coolants , Heat flux , Reynolds number

Optimized Impingement Configurations for Double Wall Cooling Applications

Preston Stoakes, Srinath Ekkad

GT 2011; 1535-1543doi:https://doi.org/10.1115/GT2011-46143

Abstract

View Articletitled, Optimized Impingement Configurations for Double Wall Cooling Applications

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Topics: Cooling , Heat transfer , Jets , Computational fluid dynamics , Aluminum , Convection , Design , Engineering simulation , Flow (Dynamics) , Heat conduction

Swirl-Enhanced Internal Cooling of Turbine Blades: Part 1—Radial Flow Entry

Del Segura, Sumanta Acharya

GT 2011; 1545-1557doi:https://doi.org/10.1115/GT2011-46160

Abstract

View Articletitled, Swirl-Enhanced Internal Cooling of Turbine Blades: Part 1—Radial Flow Entry

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Topics: Cooling , Radial flow , Turbine blades , Heat transfer , Flow (Dynamics) , Jets , Temperature , Transients (Dynamics) , Fluids , Friction

Heat Transfer Enhancement in Tip-Turn Region of Two-Pass Channel With a 180-Degree Turn

Pavin Ganmol, Minking K. Chyu, Mary Anne Alvin

GT 2011; 1559-1569doi:https://doi.org/10.1115/GT2011-46189

Abstract

View Articletitled, Heat Transfer Enhancement in Tip-Turn Region of Two-Pass Channel With a 180-Degree Turn

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Topics: Heat transfer , Cooling , Fins , Design , Flow (Dynamics) , Geometry , Liquid crystals , Reynolds number , Transients (Dynamics) , Transport phenomena

Validation and Analysis of Numerical Results for a Two-Pass Trapezoidal Channel With Different Cooling Configurations of Trailing Edge

Waseem Siddique, Igor V. Shevchuk, Lamyaa A. El-Gabry, Torsten H. Fransson

GT 2011; 1571-1581doi:https://doi.org/10.1115/GT2011-46266

Abstract

View Articletitled, Validation and Analysis of Numerical Results for a Two-Pass Trapezoidal Channel With Different Cooling Configurations of Trailing Edge

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Topics: Cooling , Heat transfer , Gas turbines , Flow (Dynamics) , Pressure drop , Blades , Temperature , Turbulence , Metals , Momentum

Thermal Validation of a Heat Shield Surface for a High Lift Blade Profile

M. Cochet, W. Colban, M. Gritsch, S. Naik, M. Schnieder

GT 2011; 1583-1595doi:https://doi.org/10.1115/GT2011-46294

Abstract

View Articletitled, Thermal Validation of a Heat Shield Surface for a High Lift Blade Profile

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Topics: Blades , Heat shielding , Combustion chambers , Computational fluid dynamics , Heat transfer coefficients , Airfoils , Cascades (Fluid dynamics) , Clearances (Engineering) , Emissions , Flow (Dynamics)

Inclusion of an Estimation Method for Heat Losses in the Design Phase of High-Pressure Turbines

Christoph Starke, Heinz-Peter Schiffer

GT 2011; 1597-1608doi:https://doi.org/10.1115/GT2011-46310

Abstract

View Articletitled, Inclusion of an Estimation Method for Heat Losses in the Design Phase of High-Pressure Turbines

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Topics: Design , Heat losses , High pressure (Physics) , Turbines , Heat , Computation , Geometry , Heat transfer , Scaling laws (Mathematical physics) , Boundary-value problems

Heat Transfer Investigation of the Channels With Rib Turbulators and Double-Row Bleed Holes

Tao Guo, Huiren Zhu, Dunchun Xu

GT 2011; 1609-1616doi:https://doi.org/10.1115/GT2011-46319

Abstract

View Articletitled, Heat Transfer Investigation of the Channels With Rib Turbulators and Double-Row Bleed Holes

PDF

Topics: Heat transfer , Reynolds number , Flow (Dynamics) , Liquid crystals , Transients (Dynamics)

Heat Transfer in a Channel Under Effects of a Shallow-Angle Jet Impingement and a Rib

Lei Wang, Bengt Sunde´n, Andreas Borg, Hans Abrahamsson

GT 2011; 1617-1624doi:https://doi.org/10.1115/GT2011-46333

Abstract

View Articletitled, Heat Transfer in a Channel Under Effects of a Shallow-Angle Jet Impingement and a Rib

PDF

Topics: Heat transfer , Reynolds number , Corners (Structural elements) , Heat transfer coefficients , Liquid crystals , Wall temperature

The Aero-Thermal Performance of a Cooled Winglet Tip in a High Pressure Turbine Cascade

Chao Zhou, Howard Hodson, Ian Tibbott, Mark Stokes

GT 2011; 1625-1637doi:https://doi.org/10.1115/GT2011-46369

Abstract

View Articletitled, The Aero-Thermal Performance of a Cooled Winglet Tip in a High Pressure Turbine Cascade

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Topics: Cascades (Fluid dynamics) , High pressure (Physics) , Turbines , Coolants , Flow (Dynamics) , Cooling , Blades , Heat , Leakage flows , Stress

Effects of Endwall Motion on the Aero-Thermal Performance of a Winglet Tip in a HP Turbine

Chao Zhou, Howard Hodson, Ian Tibbott, Mark Stokes

GT 2011; 1639-1652doi:https://doi.org/10.1115/GT2011-46373

Abstract

View Articletitled, Effects of Endwall Motion on the Aero-Thermal Performance of a Winglet Tip in a HP Turbine

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Topics: Blades , Cascades (Fluid dynamics) , Cooling , Design , Film cooling , Flow (Dynamics) , Gas turbines , Heat , Heat flux , Leakage

Investigation of the Effect of Rotation on the Flow in a Two-Pass Cooling System With Smooth and Ribbed Walls Using PIV

Michael Schroll, Lena Lange, Martin Elfert

GT 2011; 1653-1664doi:https://doi.org/10.1115/GT2011-46427

Abstract

View Articletitled, Investigation of the Effect of Rotation on the Flow in a Two-Pass Cooling System With Smooth and Ribbed Walls Using PIV

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Topics: Cooling , Cooling systems , Coriolis force , Flow (Dynamics) , Particulate matter , Rotation , Turbine blades , Vortices

Optimization of a U-Bend for Minimal Pressure Loss in Internal Cooling Channels: Part I—Numerical Method

Tom Verstraete, Filippo Coletti, Je´re´my Bulle, Timothe´e Vanderwielen, Tony Arts

GT 2011; 1665-1676doi:https://doi.org/10.1115/GT2011-46541

Abstract

View Articletitled, Optimization of a U-Bend for Minimal Pressure Loss in Internal Cooling Channels: Part I—Numerical Method

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Topics: Cooling , Numerical analysis , Optimization , Pressure , Design , Flow (Dynamics) , Computer software , Cooling systems , Design methodology , Evolutionary algorithms

Effect of Inlet Skew on Heat/Mass Transfer From a Simulated Turbine Blade

Kalyanjit Ghosh, R. J. Goldstein

GT 2011; 1677-1687doi:https://doi.org/10.1115/GT2011-46543

Abstract

View Articletitled, Effect of Inlet Skew on Heat/Mass Transfer From a Simulated Turbine Blade

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Topics: Blades , Heat , Mass transfer , Turbine blades

Optimization of a U-Bend for Minimal Pressure Loss in Internal Cooling Channels: Part II—Experimental Validation

Filippo Coletti, Tom Verstraete, Timothe´e Vanderwielen, Je´re´my Bulle, Tony Arts

GT 2011; 1689-1699doi:https://doi.org/10.1115/GT2011-46555

Abstract

View Articletitled, Optimization of a U-Bend for Minimal Pressure Loss in Internal Cooling Channels: Part II—Experimental Validation

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Topics: Cooling , Optimization , Pressure , Design , Cooling systems , Design methodology , Eddies (Fluid dynamics) , Evolutionary algorithms , Flow (Dynamics) , Geometry

Method and Measurement of Adiabatic Wall Temperature Downstream of a High Pressure Turbine Using Thin-Film Sensors

V. Pinilla, J. P. Solano, G. Paniagua

GT 2011; 1701-1708doi:https://doi.org/10.1115/GT2011-46556

Abstract

View Articletitled, Method and Measurement of Adiabatic Wall Temperature Downstream of a High Pressure Turbine Using Thin-Film Sensors

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Topics: High pressure (Physics) , Thin film sensors , Turbines , Wall temperature , Temperature , Aircraft engines , Engines , Flux (Metallurgy) , Heat , Pressure

Time-Dependent Deposition Characteristics of Fine Coal Flyash in a Laboratory Gas Turbine Environment

Robert G. Laycock, Thomas H. Fletcher

GT 2011; 1709-1717doi:https://doi.org/10.1115/GT2011-46563

Abstract

View Articletitled, Time-Dependent Deposition Characteristics of Fine Coal Flyash in a Laboratory Gas Turbine Environment

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Topics: Coal , Fly ash , Gas turbines , Temperature , Particulate matter , Turbines , Alloys , Flow (Dynamics) , Gas flow , Mach number

Heat Transfer for the Film-Cooled Vane of a 1-1/2 Stage High-Pressure Transonic Turbine: Part I—Experimental Configuration and Data Review With Inlet Temperature Profile Effects

Harika S. Kahveci, Charles W. Haldeman, Randall M. Mathison, Michael G. Dunn

GT 2011; 1719-1733doi:https://doi.org/10.1115/GT2011-46570

Abstract

View Articletitled, Heat Transfer for the Film-Cooled Vane of a 1-1/2 Stage High-Pressure Transonic Turbine: Part I—Experimental Configuration and Data Review With Inlet Temperature Profile Effects

PDF

Topics: Heat transfer , High pressure (Physics) , Temperature profiles , Turbine components , Cooling , Airfoils , Circuits , Coolants , Flow (Dynamics) , Pressure

Heat Transfer for the Film-Cooled Vane of a 1-1/2 Stage High-Pressure Transonic Turbine: Part II—Effect of Cooling Variation on the Vane Airfoil and Inner Endwall

Harika S. Kahveci, Charles W. Haldeman, Randall M. Mathison, Michael G. Dunn

GT 2011; 1735-1744doi:https://doi.org/10.1115/GT2011-46573

Abstract

View Articletitled, Heat Transfer for the Film-Cooled Vane of a 1-1/2 Stage High-Pressure Transonic Turbine: Part II—Effect of Cooling Variation on the Vane Airfoil and Inner Endwall

PDF

Topics: Airfoils , Cooling , Heat transfer , High pressure (Physics) , Turbine components , Coolants , Flow (Dynamics) , Circuits , Pressure , Temperature profiles

Swirl-Enhanced Internal Cooling of Turbine Airfoils: Part II—90 Degree Flow Entry

Del Segura, Sumanta Acharya

GT 2011; 1745-1756doi:https://doi.org/10.1115/GT2011-46652

Abstract

View Articletitled, Swirl-Enhanced Internal Cooling of Turbine Airfoils: Part II—90 Degree Flow Entry

PDF

Topics: Airfoils , Cooling , Flow (Dynamics) , Turbines , Jets , Heat transfer , Channel flow , Pressure , Orifices , Roofs

Coal Ash Deposition on Nozzle Guide Vanes: Part II—Computational Modeling

B. Barker, B. Casaday, P. Shankara, A. Ameri, J. P. Bons

GT 2011; 1757-1767doi:https://doi.org/10.1115/GT2011-46660

Abstract

View Articletitled, Coal Ash Deposition on Nozzle Guide Vanes: Part II—Computational Modeling

PDF

Topics: Coal , Computer simulation , Nozzle guide vanes , Particulate matter , Temperature , Turbines , Viscosity , Computer software , High pressure (Physics) , Transients (Dynamics)

Experimental Investigation of Disc Cavity Leakage Flow and Hub Endwall Contouring in a Linear Rotor Cascade

Ryan D. Erickson, Terrence W. Simon, Luzeng Zhang, Hee-Koo Moon

GT 2011; 1769-1780doi:https://doi.org/10.1115/GT2011-46700

Abstract

View Articletitled, Experimental Investigation of Disc Cavity Leakage Flow and Hub Endwall Contouring in a Linear Rotor Cascade

PDF

Topics: Cascades (Fluid dynamics) , Cavities , Disks , Leakage flows , Rotors

3D RANS Prediction of Gas-Side Heat Transfer Coefficients on Turbine Blade and Endwall

Jiang Luo, Eli H. Razinsky, Hee-Koo Moon

GT 2011; 1781-1792doi:https://doi.org/10.1115/GT2011-46723

Abstract

View Articletitled, 3D RANS Prediction of Gas-Side Heat Transfer Coefficients on Turbine Blade and Endwall

PDF

Topics: Heat transfer coefficients , Reynolds-averaged Navier–Stokes equations , Turbine blades , Computational fluid dynamics , Flow (Dynamics) , Turbines , Airfoils , Heat transfer , Temperature , Turbulence

Flexible Non-Intrusive Heat Flux Instrumentation for the AFRL Research Turbine

Richard J. Anthony, John P. Clark, Stephen W. Kennedy, John M. Finnegan, Dean Johnson, James Hendershot, James Downs

GT 2011; 1793-1803doi:https://doi.org/10.1115/GT2011-46853

Abstract

View Articletitled, Flexible Non-Intrusive Heat Flux Instrumentation for the AFRL Research Turbine

PDF

Topics: Heat flux , Instrumentation , Turbines , Airfoils , Sensors , Thin films , Data acquisition systems , Design , Electronics , Gages

Flow Distribution and Heat Transfer Coefficients Inside Gas Holes Discharging Into an Orthogonal Crossflow

S. Acharya, A. Eshtiaghi, R. Schilp

GT 2011; 1805-1815doi:https://doi.org/10.1115/GT2011-46854

Abstract

View Articletitled, Flow Distribution and Heat Transfer Coefficients Inside Gas Holes Discharging Into an Orthogonal Crossflow

PDF

Topics: Flow (Dynamics) , Heat transfer coefficients , Heat transfer , Flow simulation , Fluid dynamics , Reynolds number , Separation (Technology) , Transient heat transfer , Velocity measurement

Transition (With Turbomachinery)

Criteria for Boundary Layer Transition

Stefan Becker, Donald M. McEligot, Edmond Walsh, Eckart Laurien

GT 2011; 1817-1833doi:https://doi.org/10.1115/GT2011-45110

Abstract

View Articletitled, Criteria for Boundary Layer Transition

PDF

Topics: Boundary layers , Flow (Dynamics) , Geometry , Turbulence

Prediction of Separation-Induced Transition on High Lift Low Pressure Turbine Blade

Abdelkader Benyahia, Lionel Castillon, Robert Houdeville

GT 2011; 1835-1846doi:https://doi.org/10.1115/GT2011-45566

Abstract

View Articletitled, Prediction of Separation-Induced Transition on High Lift Low Pressure Turbine Blade

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Topics: Pressure , Separation (Technology) , Turbine blades , Blades , Reynolds number , Turbulence , Wakes , Airfoils , Bubbles , Computation

Combined Effects of Wakes and Pulsed Vortex Generator Jet Flow Control on Boundary Layer Separation on a Very High Lift Low Pressure Turbine Airfoil

Ralph J. Volino

GT 2011; 1847-1858doi:https://doi.org/10.1115/GT2011-46106

Abstract

View Articletitled, Combined Effects of Wakes and Pulsed Vortex Generator Jet Flow Control on Boundary Layer Separation on a Very High Lift Low Pressure Turbine Airfoil

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Topics: Airfoils , Boundary layers , Generators , Jets , Pressure , Separation (Technology) , Turbines , Vortices , Wakes , Cascades (Fluid dynamics)

Identifying Turbulent Spots in Transitional Boundary Layers

Brendan Rehill, Ed J. Walsh, Philipp Schlatter, Luca Brandt, Tamer A. Zaki, Donald M. McEligot

GT 2011; 1859-1868doi:https://doi.org/10.1115/GT2011-46385

Abstract

View Articletitled, Identifying Turbulent Spots in Transitional Boundary Layers

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Topics: Boundary layers , Turbulence , Energy dissipation , Flow (Dynamics) , Dimensions , Fluids , Robustness

Separation Control Using Plasma Actuators: Steady Flow in Low Pressure Turbines

Debashish Burman, Terrence W. Simon, Uwe Kortshagen, Douglas Ernie

GT 2011; 1869-1878doi:https://doi.org/10.1115/GT2011-46807

Abstract

View Articletitled, Separation Control Using Plasma Actuators: Steady Flow in Low Pressure Turbines

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Topics: Actuators , Flow (Dynamics) , Plasmas (Ionized gases) , Pressure , Separation (Technology) , Turbines , Shear (Mechanics) , Suction , Airfoils , Electrodes

Combustion (With Combustion, Fuels and Emissions)

A Joined MBL-Zonal Method Technique for Evaluating Radiative Thermal Loads Into Combustion Chambers of Industrial Gas Turbines

Gabriele Ottino, Luca Ratto, Massimiliano Maritano

GT 2011; 1879-1889doi:https://doi.org/10.1115/GT2011-45675

Abstract

View Articletitled, A Joined MBL-Zonal Method Technique for Evaluating Radiative Thermal Loads Into Combustion Chambers of Industrial Gas Turbines

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Topics: Combustion chambers , Industrial gases , Stress , Turbines , Geometry , Shapes , Artificial neural networks , Databases , Gas turbines , Gases

Analysis of Flow Migration in an Ultra-Compact Combustor

Brian T. Bohan, Marc D. Polanka

GT 2011; 1891-1901doi:https://doi.org/10.1115/GT2011-45916

Abstract

View Articletitled, Analysis of Flow Migration in an Ultra-Compact Combustor

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Topics: Combustion chambers , Flow (Dynamics) , Engines , Combustion , Fuels , Weight (Mass) , Cavities , Computational fluid dynamics , Thrust , Cavity flows

Characterizing the Effect of Radial Vane Height on Flame Migration in an Ultra Compact Combustor

Kenneth D. LeBay, Marc D. Polanka, Richard D. Branam

GT 2011; 1903-1914doi:https://doi.org/10.1115/GT2011-45919

Abstract

View Articletitled, Characterizing the Effect of Radial Vane Height on Flame Migration in an Ultra Compact Combustor

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Topics: Combustion chambers , Flames , Flow (Dynamics) , Engines , Lasers , Stress , Temperature profiles , Air Force , Arches , Cavity flows

Thermal Analysis of Cooling System in a Gas Turbine Transition Piece

Jun Su Park, Namgeon Yun, Hokyu Moon, Kyung Min Kim, Sin-Ho Kang, Hyung Hee Cho

GT 2011; 1915-1924doi:https://doi.org/10.1115/GT2011-45961

Abstract

View Articletitled, Thermal Analysis of Cooling System in a Gas Turbine Transition Piece

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Topics: Cooling systems , Film cooling , Gas turbines , Thermal analysis , Thermal stresses

HP Vane Aerodynamics and Heat Transfer in the Presence of Aggressive Inlet Swirl

Imran Qureshi, Andy D. Smith, Thomas Povey

GT 2011; 1925-1942doi:https://doi.org/10.1115/GT2011-46037

Abstract

View Articletitled, HP Vane Aerodynamics and Heat Transfer in the Presence of Aggressive Inlet Swirl

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Topics: Aerodynamics , Combustion chambers , Heat transfer , Turbines

Detailed Cold-Flow Simulation to Estimate Mass Flow Distribution of Aircraft Combustor

Mitsumasa Makida, Naoki Nakamura, Osamu Nozaki

GT 2011; 1943-1953doi:https://doi.org/10.1115/GT2011-46217

Abstract

View Articletitled, Detailed Cold-Flow Simulation to Estimate Mass Flow Distribution of Aircraft Combustor

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Topics: Aircraft , Combustion chambers , Flow (Dynamics) , Simulation , Combustion , Aircraft engines , Computer simulation , Cooling , Cycles , Design

Modeling of the Heat Flux for Multi-Hole Cooling Applications

Guillaume Cottin, Emmanuel Laroche, Nicolas Savary, Pierre Millan

GT 2011; 1955-1965doi:https://doi.org/10.1115/GT2011-46330

Abstract

View Articletitled, Modeling of the Heat Flux for Multi-Hole Cooling Applications

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Topics: Cooling , Heat flux , Modeling , Heat transfer coefficients , Temperature , Fluids , Flux (Metallurgy) , Reynolds-averaged Navier–Stokes equations , Simulation , Wall temperature

Integrated Combustor–Turbine Design for Improved Aerothermal Performance: Effect of Dilution Air Control

A. M. Basol, K. Regina, A. I. Kalfas, R. S. Abhari

GT 2011; 1967-1977doi:https://doi.org/10.1115/GT2011-46354

Abstract

View Articletitled, Integrated Combustor–Turbine Design for Improved Aerothermal Performance: Effect of Dilution Air Control

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Topics: Combustion chambers , Design , Turbines , Heat , Stress , Blades , Rotors , Shapes , Stators , Boundary-value problems

Implementation of a Multi Zone Radiation Method in a Low NO_x Gas Turbine Combustion Chamber Conceptual Simulator

Marcos N. Arima, Francisco D. A. de Sousa, Guilherme A. L. da Silva, Natashe N. Branco, Cleber Spode, Elisangela M. Leal, Sergio B. Choze

GT 2011; 1979-1988doi:https://doi.org/10.1115/GT2011-46380

Abstract

View Articletitled, Implementation of a Multi Zone Radiation Method in a Low <em>NO<sub>x</sub></em> Gas Turbine Combustion Chamber Conceptual Simulator

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Topics: Combustion chambers , Gas turbines , Nitrogen oxides , Radiation (Physics) , Flux (Metallurgy) , Combustion , Convection , Design , Flames , Heat

LES and RANS Assessment of Rib Cooled Channel Related to SGT-800 Combustor Liner

Daniel Lo¨rstad

GT 2011; 1989-1998doi:https://doi.org/10.1115/GT2011-46415

Abstract

View Articletitled, LES and RANS Assessment of Rib Cooled Channel Related to SGT-800 Combustor Liner

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Topics: Combustion chambers , Reynolds-averaged Navier–Stokes equations , Cooling , Simulation , Computational fluid dynamics , Cooling systems , Flow (Dynamics) , Pressure drop , Statistics , Combustion

Experimental Investigation on the Effects of a Large Recirculating Area on the Performance of an Effusion Cooled Combustor Liner

Bruno Facchini, Francesco Maiuolo, Lorenzo Tarchi, Daniele Coutandin

GT 2011; 1999-2009doi:https://doi.org/10.1115/GT2011-46458

Abstract

View Articletitled, Experimental Investigation on the Effects of a Large Recirculating Area on the Performance of an Effusion Cooled Combustor Liner

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Topics: Combustion chambers , Annulus , Heat transfer coefficients , Cooling , Cross-flow , Ducts , Engines , Experimental analysis , Finite element analysis , Flat plates

Large Eddy Simulation of Flow and Convective Heat Transfer in a Gas Turbine Can Combustor With Synthetic Inlet Turbulence

Sunil Patil, Danesh Tafti

GT 2011; 2011-2025doi:https://doi.org/10.1115/GT2011-46561

Abstract

View Articletitled, Large Eddy Simulation of Flow and Convective Heat Transfer in a Gas Turbine Can Combustor With Synthetic Inlet Turbulence

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Topics: Combustion chambers , Convection , Flow (Dynamics) , Gas turbines , Large eddy simulation , Turbulence , Heat transfer , Reynolds-averaged Navier–Stokes equations , Simulation , Boundary-value problems

Can-Annular Combustion Chamber Surface Temperature Measurements and Damage Signatures at Operationally Representative Conditions

D. Bouchard, G. Pucher, W. D. E. Allan

GT 2011; 2027-2035doi:https://doi.org/10.1115/GT2011-46639

Abstract

View Articletitled, Can-Annular Combustion Chamber Surface Temperature Measurements and Damage Signatures at Operationally Representative Conditions

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Topics: Combustion chambers , Damage , Temperature measurement , Combustion , Exhaust systems , Temperature profiles , Thermocouples , Combustion systems , Deformation , Fuels

Structures (With Structures and Dynamics)

Life Estimation of TBC on an Aero Gas Turbine Combustor: A Finite Element Approach

R. Ragupathy, R. K. Mishra, R. D. Misal

GT 2011; 2037-2043doi:https://doi.org/10.1115/GT2011-45027

Abstract

View Articletitled, Life Estimation of TBC on an Aero Gas Turbine Combustor: A Finite Element Approach

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Topics: Combustion chambers , Finite element analysis , Gas turbines , Aircraft engines , Cycles , Engines , Failure data , Fatigue analysis , Finishes , Finite element methods

Gas Turbine Nozzle Life Assesment due to Thermal Fatigue

Z. Mazur, E. B. Pe´rez-Herna´ndez, R. Garcia-Illescas

GT 2011; 2045-2052doi:https://doi.org/10.1115/GT2011-45247

Abstract

View Articletitled, Gas Turbine Nozzle Life Assesment due to Thermal Fatigue

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Topics: Fatigue , Gas turbines , Nozzles

Coupled Thermo-Mechanical Fatigue Tests for Simulating Load Conditions in Cooled Turbine Parts

Roland Mu¨cke, Klaus Rau

GT 2011; 2053-2060doi:https://doi.org/10.1115/GT2011-45722

Abstract

View Articletitled, Coupled Thermo-Mechanical Fatigue Tests for Simulating Load Conditions in Cooled Turbine Parts

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Topics: Fatigue testing , Stress , Thermomechanics , Turbine components , Temperature , Gas turbines , Cooling , Fatigue , Metals , Testing

Numerical Investigation and Performance Optimization of an Air-Cooled Steam Condenser Cell Under Ambient Conditions

Weifeng He, Yiping Dai, Qingzhong Ma

GT 2011; 2061-2068doi:https://doi.org/10.1115/GT2011-46030

Abstract

View Articletitled, Numerical Investigation and Performance Optimization of an Air-Cooled Steam Condenser Cell Under Ambient Conditions

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Topics: Condensers (steam plant) , Optimization , Wind , Temperature , Steam , Flow (Dynamics) , Pressure , Wind velocity , Computer simulation , Condensation