Volume 128 Issue 2 | J. Turbomach. | ASME Digital Collection

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Volume 128, Issue 2

April 2006

ISSN 0889-504X

EISSN 1528-8900

Technical Papers

Comparison of Turbine Tip Leakage Flow for Flat Tip and Squealer Tip Geometries at High-Speed Conditions

Nicole L. Key, Tony Arts

J. Turbomach. April 2006, 128(2): 213–220. doi: https://doi.org/10.1115/1.2162183

Abstract

View articletitled, Comparison of Turbine Tip Leakage Flow for Flat Tip and Squealer Tip Geometries at High-Speed Conditions

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Topics: Blades , Flow (Dynamics) , Pressure , Leakage flows , Suction , Flow visualization

Large-Eddy Simulation of Unsteady Surface Pressure Over a Low-Pressure Turbine Blade due to Interactions of Passing Wakes and Inflexional Boundary Layer

S. Sarkar, Peter R. Voke

J. Turbomach. April 2006, 128(2): 221–231. doi: https://doi.org/10.1115/1.2137741

Abstract

View articletitled, Large-Eddy Simulation of Unsteady Surface Pressure Over a Low-Pressure Turbine Blade due to Interactions of Passing Wakes and Inflexional Boundary Layer

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Topics: Blades , Boundary layers , Flow (Dynamics) , Pressure , Suction , Turbulence , Wakes , Bubbles , Vortices , Turbine blades

Measurement and Calculation of Turbine Cascade Endwall Pressure and Shear Stress

Brian M. Holley, Sandor Becz, Lee S. Langston

J. Turbomach. April 2006, 128(2): 232–239. doi: https://doi.org/10.1115/1.2137744

Abstract

View articletitled, Measurement and Calculation of Turbine Cascade Endwall Pressure and Shear Stress

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Topics: Cascades (Fluid dynamics) , Computational fluid dynamics , Pressure , Shear stress , Skin friction (Fluid dynamics) , Turbines , Flow (Dynamics) , Airfoils , Turbulence , Wind tunnels

Experiments With Three-Dimensional Passive Flow Control Devices on Low-Pressure Turbine Airfoils

Douglas G. Bohl, Ralph J. Volino

J. Turbomach. April 2006, 128(2): 251–260. doi: https://doi.org/10.1115/1.2137743

Abstract

View articletitled, Experiments With Three-Dimensional Passive Flow Control Devices on Low-Pressure Turbine Airfoils

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Topics: Airfoils , Cylinders , Flow (Dynamics) , Flow control , Pressure , Separation (Technology) , Turbulence , Bubbles , Turbines , Suction

Experimental and Numerical Investigation of the Unsteady Surface Pressure in a Three-Stage Model of an Axial High Pressure Turbine

Carmen E. Kachel, John D. Denton

J. Turbomach. April 2006, 128(2): 261–272. doi: https://doi.org/10.1115/1.1860378

Abstract

View articletitled, Experimental and Numerical Investigation of the Unsteady Surface Pressure in a Three-Stage Model of an Axial High Pressure Turbine

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Topics: Blades , Pressure , Rotors , Stators , Fluctuations (Physics) , Flow (Dynamics) , Waves , Wakes , Vortices , Turbines

An Empirical Prediction Method for Secondary Losses in Turbines—Part I: A New Loss Breakdown Scheme and Penetration Depth Correlation

M. W. Benner, S. A. Sjolander, S. H. Moustapha

J. Turbomach. April 2006, 128(2): 273–280. doi: https://doi.org/10.1115/1.2162593

Abstract

View articletitled, An Empirical Prediction Method for Secondary Losses in Turbines—Part I: A New Loss Breakdown Scheme and Penetration Depth Correlation

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Topics: Airfoils , Boundary layers , Cascades (Fluid dynamics) , Design , Flow (Dynamics) , Separation (Technology) , Turbines , Vortices , Pressure , Databases

An Empirical Prediction Method For Secondary Losses In Turbines—Part II: A New Secondary Loss Correlation

M. W. Benner, S. A. Sjolander, S. H. Moustapha

J. Turbomach. April 2006, 128(2): 281–291. doi: https://doi.org/10.1115/1.2162594

Abstract

View articletitled, An Empirical Prediction Method For Secondary Losses In Turbines—Part II: A New Secondary Loss Correlation

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Topics: Airfoils , Boundary layers , Cascades (Fluid dynamics) , Databases , Design , Engines , Flow (Dynamics) , Turbines

Detached Eddy Simulation of Film Cooling Performance on the Trailing Edge Cutback of Gas Turbine Airfoils

P. Martini, A. Schulz, H. -J. Bauer, C. F. Whitney

J. Turbomach. April 2006, 128(2): 292–299. doi: https://doi.org/10.1115/1.2137739

Abstract

View articletitled, Detached Eddy Simulation of Film Cooling Performance on the Trailing Edge Cutback of Gas Turbine Airfoils

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Topics: Coolants , Cooling , Eddies (Fluid dynamics) , Film cooling , Gas turbines , Pressure , Reynolds-averaged Navier–Stokes equations , Simulation , Turbulence , Heat transfer coefficients

Heat Transfer and Aerodynamics of Turbine Blade Tips in a Linear Cascade

P. J. Newton, G. D. Lock, S. K. Krishnababu, H. P. Hodson, W. N. Dawes, J. Hannis, C. Whitney

J. Turbomach. April 2006, 128(2): 300–309. doi: https://doi.org/10.1115/1.2137745

Abstract

View articletitled, Heat Transfer and Aerodynamics of Turbine Blade Tips in a Linear Cascade

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Topics: Blades , Flow (Dynamics) , Heat transfer , Heat transfer coefficients , Pressure , Cascades (Fluid dynamics) , Cavities , Suction , Chords (Trusses) , Flow visualization

Experimental and Numerical Study of Impingement on an Airfoil Leading Edge With and Without Showerhead and Gill Film Holes

M. E. Taslim, A. Khanicheh

J. Turbomach. April 2006, 128(2): 310–320. doi: https://doi.org/10.1115/1.2137742

Abstract

View articletitled, Experimental and Numerical Study of Impingement on an Airfoil Leading Edge With and Without Showerhead and Gill Film Holes

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Topics: Airfoils , Flow (Dynamics) , Heat transfer coefficients , Reynolds number , Heat transfer , Pressure , Jets

Enhanced Impingement Heat Transfer: The Influence of Impingement X/D for Interrupted Rib Obstacles (Rectangular Pin Fins)

G. E. Andrews, R. A. A. Abdul Hussain, M. C. Mkpadi

J. Turbomach. April 2006, 128(2): 321–331. doi: https://doi.org/10.1115/1.1860574

Abstract

View articletitled, Enhanced Impingement Heat Transfer: The Influence of Impingement X/D for Interrupted Rib Obstacles (Rectangular Pin Fins)

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Topics: Cross-flow , Flow (Dynamics) , Heat transfer , Pressure , Fins , Heat transfer coefficients , Jets , Surface roughness

Flowfield and Pressure Measurements in a Rotating Two-Pass Duct With Staggered Rounded Ribs Skewed $45 Degrees$ to the Flow

Tong-Miin Liou, Y. Sian Hwang, Yi-Chen Li

J. Turbomach. April 2006, 128(2): 340–348. doi: https://doi.org/10.1115/1.2162180

Abstract

View articletitled, Flowfield and Pressure Measurements in a Rotating Two-Pass Duct With Staggered Rounded Ribs Skewed <span class="inline-formula no-formula-id"><span class="mathFormula"></span><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow xmlns=""><mn>45</mn><mspace width="0.3em"></mspace><mi>Degrees</mi></mrow></math></span> to the Flow

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Topics: Ducts , Flow (Dynamics) , Friction , Heat transfer , Pressure measurement , Rotation , Turbulence , Fluid dynamics , Pressure

Effects of Surface-Roughness Geometry on Separation-Bubble Transition

Stephen K. Roberts, Metin I. Yaras

J. Turbomach. April 2006, 128(2): 349–356. doi: https://doi.org/10.1115/1.2101852

Abstract

View articletitled, Effects of Surface-Roughness Geometry on Separation-Bubble Transition

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Topics: Bubbles , Pressure , Separation (Technology) , Surface roughness , Boundary layers , Geometry , Flow (Dynamics)

A Numerical Investigation of Boundary Layer Suction in Compound Lean Compressor Cascades

Yanping Song, Fu Chen, Jun Yang, Zhongqi Wang

J. Turbomach. April 2006, 128(2): 357–366. doi: https://doi.org/10.1115/1.2162181

Abstract

View articletitled, A Numerical Investigation of Boundary Layer Suction in Compound Lean Compressor Cascades

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Topics: Blades , Boundary layers , Cascades (Fluid dynamics) , Compressors , Pressure , Suction , Flow (Dynamics)

Effects of Geometry on Brush Seal Pressure and Flow Fields—Part I: Front Plate Configurations

Yahya Dogu, Mahmut F. Aksit

J. Turbomach. April 2006, 128(2): 367–378. doi: https://doi.org/10.1115/1.2101857

Abstract

View articletitled, Effects of Geometry on Brush Seal Pressure and Flow Fields—Part I: Front Plate Configurations

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Topics: Clearances (Engineering) , Flow (Dynamics) , Pressure , Geometry , Radial flow , Computational fluid dynamics , Turbulence , Rotors , Leakage

Effects of Geometry on Brush Seal Pressure and Flow Fields—Part II: Backing Plate Configurations

Yahya Dogu, Mahmut F. Aksit

J. Turbomach. April 2006, 128(2): 379–389. doi: https://doi.org/10.1115/1.2101858

Abstract

View articletitled, Effects of Geometry on Brush Seal Pressure and Flow Fields—Part II: Backing Plate Configurations

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Topics: Flow (Dynamics) , Pressure , Clearances (Engineering) , Leakage , Computational fluid dynamics , Geometry

Toward Excellence in Turbomachinery Computational Fluid Dynamics: A Hybrid Structured-Unstructured Reynolds-Averaged Navier-Stokes Solver

Hong Yang, Dirk Nuernberger, Hans-Peter Kersken

J. Turbomach. April 2006, 128(2): 390–402. doi: https://doi.org/10.1115/1.2162182

Abstract

View articletitled, Toward Excellence in Turbomachinery Computational Fluid Dynamics: A Hybrid Structured-Unstructured Reynolds-Averaged Navier-Stokes Solver

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Topics: Algorithms , Boundary layers , Boundary-value problems , Computation , Computational fluid dynamics , Flat plates , Flow (Dynamics) , Inlet guide vanes , Pressure , Reynolds-averaged Navier–Stokes equations

Effects of Damping and Varying Contact Area at Blade-Disk Joints in Forced Response Analysis of Bladed Disk Assemblies

E. P. Petrov, D. J. Ewins

J. Turbomach. April 2006, 128(2): 403–410. doi: https://doi.org/10.1115/1.2181998

Abstract

View articletitled, Effects of Damping and Varying Contact Area at Blade-Disk Joints in Forced Response Analysis of Bladed Disk Assemblies

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Topics: Blades , Damping , Disks , Friction , Stress , Excitation

Technical Papers

Thermal-Mechanical Life Prediction System for Anisotropic Turbine Components

F. J. Cunha, M. T. Dahmer, M. K. Chyu

J. Turbomach. April 2006, 128(2): 240–250. doi: https://doi.org/10.1115/1.2137740

Abstract

View articletitled, Thermal-Mechanical Life Prediction System for Anisotropic Turbine Components

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Topics: Airfoils , Blades , Creep , Cycles , Fatigue , Stress , Temperature , Turbine components , Design , Transients (Dynamics)

Effectiveness of a Serpentine Inlet Duct Flow Control Technique at Design and Off-Design Simulated Flight Conditions

Angie Rabe Scribben, Wing Ng, Ricardo Burdisso

J. Turbomach. April 2006, 128(2): 332–339. doi: https://doi.org/10.1115/1.2098787

Abstract

View articletitled, Effectiveness of a Serpentine Inlet Duct Flow Control Technique at Design and Off-Design Simulated Flight Conditions

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Topics: Design , Ducts , Flight , Flow (Dynamics) , Flow control , Pressure , Stability , Simulation , Compressors , Engines

Technical Papers

Comparison of Turbine Tip Leakage Flow for Flat Tip and Squealer Tip Geometries at High-Speed Conditions

Large-Eddy Simulation of Unsteady Surface Pressure Over a Low-Pressure Turbine Blade due to Interactions of Passing Wakes and Inflexional Boundary Layer

Measurement and Calculation of Turbine Cascade Endwall Pressure and Shear Stress

Experiments With Three-Dimensional Passive Flow Control Devices on Low-Pressure Turbine Airfoils

Experimental and Numerical Investigation of the Unsteady Surface Pressure in a Three-Stage Model of an Axial High Pressure Turbine

An Empirical Prediction Method for Secondary Losses in Turbines—Part I: A New Loss Breakdown Scheme and Penetration Depth Correlation

An Empirical Prediction Method For Secondary Losses In Turbines—Part II: A New Secondary Loss Correlation

Detached Eddy Simulation of Film Cooling Performance on the Trailing Edge Cutback of Gas Turbine Airfoils

Heat Transfer and Aerodynamics of Turbine Blade Tips in a Linear Cascade

Experimental and Numerical Study of Impingement on an Airfoil Leading Edge With and Without Showerhead and Gill Film Holes

Enhanced Impingement Heat Transfer: The Influence of Impingement X/D for Interrupted Rib Obstacles (Rectangular Pin Fins)

Flowfield and Pressure Measurements in a Rotating Two-Pass Duct With Staggered Rounded Ribs Skewed $45 Degrees$ to the Flow

Effects of Surface-Roughness Geometry on Separation-Bubble Transition

A Numerical Investigation of Boundary Layer Suction in Compound Lean Compressor Cascades

Effects of Geometry on Brush Seal Pressure and Flow Fields—Part I: Front Plate Configurations

Effects of Geometry on Brush Seal Pressure and Flow Fields—Part II: Backing Plate Configurations

Toward Excellence in Turbomachinery Computational Fluid Dynamics: A Hybrid Structured-Unstructured Reynolds-Averaged Navier-Stokes Solver

Effects of Damping and Varying Contact Area at Blade-Disk Joints in Forced Response Analysis of Bladed Disk Assemblies

Technical Papers

Thermal-Mechanical Life Prediction System for Anisotropic Turbine Components

Effectiveness of a Serpentine Inlet Duct Flow Control Technique at Design and Off-Design Simulated Flight Conditions

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