Volume 135 Issue 5 | J. Turbomach. | ASME Digital Collection

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Volume 135, Issue 5

September 2013

ISSN 0889-504X

EISSN 1528-8900

Research Papers

The Effect of Acoustic Excitation on Boundary Layer Separation of a Highly Loaded LPT Blade

Chiara Bernardini, Stuart I. Benton, Jeffrey P. Bons

J. Turbomach. September 2013, 135(5): 051001. doi: https://doi.org/10.1115/1.4007834

Abstract

View articletitled, The Effect of Acoustic Excitation on Boundary Layer Separation of a Highly Loaded LPT Blade

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Topics: Acoustics , Blades , Boundary layers , Excitation , Flow (Dynamics) , Separation (Technology) , Shear (Mechanics) , Wakes , Turbulence , Bubbles

An Experimental Study of Loss Sources in a Fan Operating With Continuous Inlet Stagnation Pressure Distortion

Ewan J. Gunn, Sarah E. Tooze, Cesare A. Hall, Yann Colin

J. Turbomach. September 2013, 135(5): 051002. doi: https://doi.org/10.1115/1.4007835

Abstract

View articletitled, An Experimental Study of Loss Sources in a Fan Operating With Continuous Inlet Stagnation Pressure Distortion

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Topics: Flow (Dynamics) , Pressure , Rotors

Experimental Analysis of the Interaction Between Rim Seal and Main Annulus Flow in a Low Pressure Two Stage Axial Turbine

Sebastian Schrewe, Holger Werschnik, Heinz-Peter Schiffer

J. Turbomach. September 2013, 135(5): 051003. doi: https://doi.org/10.1115/1.4023015

Abstract

View articletitled, Experimental Analysis of the Interaction Between Rim Seal and Main Annulus Flow in a Low Pressure Two Stage Axial Turbine

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Topics: Annulus , Flow (Dynamics) , Pressure , Stators , Turbines

Probabilistic Mistuning Assessment Using Nominal and Geometry Based Mistuning Methods

Joseph A. Beck, Jeffrey M. Brown, Joseph C. Slater, Charles J. Cross

J. Turbomach. September 2013, 135(5): 051004. doi: https://doi.org/10.1115/1.4023103

Abstract

View articletitled, Probabilistic Mistuning Assessment Using Nominal and Geometry Based Mistuning Methods

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Topics: Airfoils , Geometry , Errors

The Influence of Tip Clearance Momentum Flux on Stall Inception in a High-Speed Axial Compressor

Joshua D. Cameron, Matthew A. Bennington, Mark H. Ross, Scott C. Morris, Juan Du, Feng Lin, Jingyi Chen

J. Turbomach. September 2013, 135(5): 051005. doi: https://doi.org/10.1115/1.4007800

Abstract

View articletitled, The Influence of Tip Clearance Momentum Flux on Stall Inception in a High-Speed Axial Compressor

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Topics: Clearances (Engineering) , Compressors , Flow (Dynamics) , Leakage , Momentum , Rotors , Blades , Pressure , Stall inception , Fluids

Endwall Loss and Mixing Analysis of a High Lift Low Pressure Turbine Cascade

M. Eric Lyall, Paul I. King, Rolf Sondergaard

J. Turbomach. September 2013, 135(5): 051006. doi: https://doi.org/10.1115/1.4007801

Abstract

View articletitled, Endwall Loss and Mixing Analysis of a High Lift Low Pressure Turbine Cascade

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

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

Jason E. Albert, David G. Bogard

J. Turbomach. September 2013, 135(5): 051007. doi: https://doi.org/10.1115/1.4007820

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: Airfoils , Coolants , Cooling , Engines , Film cooling , Flow (Dynamics) , Pressure , Turbines , Design , Heat transfer

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

Jason E. Albert, David G. Bogard

J. Turbomach. September 2013, 135(5): 051008. doi: https://doi.org/10.1115/1.4007821

Abstract

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

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Topics: Airfoils , Coolants , Cooling , Film cooling , Flow (Dynamics) , Particulate matter , Pressure , Temperature , Turbines , Wind tunnels

Effect of Ingestion on Temperature of Turbine Disks

Oliver J. Pountney, Carl M. Sangan, Gary D. Lock, J. Michael Owen

J. Turbomach. September 2013, 135(5): 051010. doi: https://doi.org/10.1115/1.4007503

Abstract

View articletitled, Effect of Ingestion on Temperature of Turbine Disks

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Topics: Flow (Dynamics) , Heat transfer , Rotors , Sealing (Process) , Stators , Temperature , Wheels , Disks , Uncertainty , Fluids

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals

Carl M. Sangan, Oliver J. Pountney, James A. Scobie, Mike Wilson, J. Michael Owen, Gary D. Lock

J. Turbomach. September 2013, 135(5): 051011. doi: https://doi.org/10.1115/1.4007504

Abstract

View articletitled, Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals

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Topics: Clearances (Engineering) , Engines , Flow (Dynamics) , Sealing (Process) , Stators , Turbines , Wheels , Annulus , Pressure

Blade Loading Effects on Axial Turbine Tip Leakage Vortex Dynamics and Loss

Arthur C. Huang, Edward M. Greitzer, Choon S. Tan, Eugene F. Clemens, Steven G. Gegg, Edward R. Turner

J. Turbomach. September 2013, 135(5): 051012. doi: https://doi.org/10.1115/1.4007832

Abstract

View articletitled, Blade Loading Effects on Axial Turbine Tip Leakage Vortex Dynamics and Loss

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Topics: Blades , Clearances (Engineering) , Flow (Dynamics) , Leakage , Pressure , Turbines , Vortices , Leakage flows , Suction

Effects of Boundary-Layer Ingestion on the Aero-Acoustics of Transonic Fan Rotors

Jeffrey J. Defoe, Zoltán S. Spakovszky

J. Turbomach. September 2013, 135(5): 051013. doi: https://doi.org/10.1115/1.4023461

Abstract

View articletitled, Effects of Boundary-Layer Ingestion on the Aero-Acoustics of Transonic Fan Rotors

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Topics: Boundary layers , Ducts , Flow (Dynamics) , Noise (Sound) , Rotors , Vortices , Acoustics , Shock (Mechanics) , Geometry , Vorticity

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

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

J. Turbomach. September 2013, 135(5): 051014. doi: https://doi.org/10.1115/1.4023459

Abstract

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

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Topics: Airfoils , Computational fluid dynamics , Cooling , Flow (Dynamics) , Heat transfer coefficients , Jets , Heat transfer , Reynolds number

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

Tom Verstraete, Filippo Coletti, Jérémy Bulle, Timothée Vanderwielen, Tony Arts

J. Turbomach. September 2013, 135(5): 051015. doi: https://doi.org/10.1115/1.4023030

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: Optimization , Pressure , Artificial neural networks , Design , Pressure drop , Databases , Cooling

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

Filippo Coletti, Tom Verstraete, Jérémy Bulle, Timothée Van der Wielen, Nicolas Van den Berge, Tony Arts

J. Turbomach. September 2013, 135(5): 051016. doi: https://doi.org/10.1115/1.4023031

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: Flow (Dynamics) , Geometry , Optimization , Pressure , Pressure drop , Cooling , Turbulence , Heat transfer

Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane

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

J. Turbomach. September 2013, 135(5): 051017. doi: https://doi.org/10.1115/1.4023105

Abstract

View articletitled, Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane

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Topics: Coolants , Cooling , Film cooling , Gas turbines , Momentum , Temperature , Heat transfer , Airfoils , Flow (Dynamics) , Geometry

Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading

J. P. Gostelow, A. Rona, M. De Saint Jean, S. J. Garrett, W. A. McMullan

J. Turbomach. September 2013, 135(5): 051018. doi: https://doi.org/10.1115/1.4007833

Abstract

View articletitled, Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading

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Topics: Blades , Boundary layers , Circular cylinders , Cylinders , Flow (Dynamics) , Flow visualization , Reynolds number , Separation (Technology) , Suction , Turbine blades

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

Chia Hui Lim, Graham Pullan, Peter Ireland

J. Turbomach. September 2013, 135(5): 051019. doi: https://doi.org/10.1115/1.4023088

Abstract

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

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Topics: Coolants , Cooling , Film cooling , Flow (Dynamics) , Heat transfer , Heat flux , Geometry , Pressure , Entropy

The Effect of Tip Leakage Vortex for Operating Range Enhancement of Centrifugal Compressor

Isao Tomita, Seiichi Ibaraki, Masato Furukawa, Kazutoyo Yamada

J. Turbomach. September 2013, 135(5): 051020. doi: https://doi.org/10.1115/1.4007894

Abstract

View articletitled, The Effect of Tip Leakage Vortex for Operating Range Enhancement of Centrifugal Compressor

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Topics: Compressors , Blades , Flow (Dynamics) , Vortices , Internal flow

Uncertainty Quantification: A Stochastic Method for Heat Transfer Prediction Using LES

M. Carnevale, F. Montomoli, A. D’Ammaro, S. Salvadori, F. Martelli

J. Turbomach. September 2013, 135(5): 051021. doi: https://doi.org/10.1115/1.4007836

Abstract

View articletitled, Uncertainty Quantification: A Stochastic Method for Heat Transfer Prediction Using LES

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Topics: Computational fluid dynamics , Heat transfer , Reynolds-averaged Navier–Stokes equations , Turbulence , Uncertainty , Uncertainty quantification , Simulation , Reynolds number

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

P. Jenny, R. S. Abhari, M. G. Rose, M. Brettschneider, K. Engel, J. Gier

J. Turbomach. September 2013, 135(5): 051022. doi: https://doi.org/10.1115/1.4007837

Abstract

View articletitled, Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

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Topics: Flow (Dynamics) , Pressure , Rotors , Turbines , Vortices , Blades , Particulate matter

Boundary Layer Control on a Low Pressure Turbine Blade by Means of Pulsed Blowing

Marion Mack, Reinhard Niehuis, Andreas Fiala, Yavuz Guendogdu

J. Turbomach. September 2013, 135(5): 051023. doi: https://doi.org/10.1115/1.4023104

Abstract

View articletitled, Boundary Layer Control on a Low Pressure Turbine Blade by Means of Pulsed Blowing

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Topics: Boundary layers , Cascades (Fluid dynamics) , Flow (Dynamics) , Inflow , Pressure , Wakes , Blades , Reynolds number

Unsteady Interaction Between Annulus and Turbine Rim Seal Flows

Martin Chilla, Howard Hodson, David Newman

J. Turbomach. September 2013, 135(5): 051024. doi: https://doi.org/10.1115/1.4023016

Abstract

View articletitled, Unsteady Interaction Between Annulus and Turbine Rim Seal Flows

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Topics: Annulus , Blades , Flow (Dynamics) , Turbines , Sealing (Process) , Pressure , Rotors

Tip-Shaping for HP Turbine Blade Aerothermal Performance Management

Q. Zhang, L. He

J. Turbomach. September 2013, 135(5): 051025. doi: https://doi.org/10.1115/1.4007896

Abstract

View articletitled, Tip-Shaping for HP Turbine Blade Aerothermal Performance Management

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Topics: Blades , Computational fluid dynamics , Design , Flow (Dynamics) , Heat transfer , Turbine blades , Heat , Stress , Leakage flows , Mach number

A Comparison of Three Low Pressure Turbine Designs

Christian T. Wakelam, Martin Hoeger, Reinhard Niehuis

J. Turbomach. September 2013, 135(5): 051026. doi: https://doi.org/10.1115/1.4023017

Abstract

View articletitled, A Comparison of Three Low Pressure Turbine Designs

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Topics: Blades , Design , Diffusion (Physics) , Mach number , Pressure , Reynolds number , Suction , Wakes , Boundary layers , Separation (Technology)

Effects of Winglet Geometry on the Aerodynamic Performance of Tip Leakage Flow in a Turbine Cascade

Chao Zhou, Howard Hodson, Ian Tibbott, Mark Stokes

J. Turbomach. September 2013, 135(5): 051009. doi: https://doi.org/10.1115/1.4007831

Abstract

View articletitled, Effects of Winglet Geometry on the Aerodynamic Performance of Tip Leakage Flow in a Turbine Cascade

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Topics: Blades , Cavities , Flow (Dynamics) , Leakage , Leakage flows , Pressure , Cascades (Fluid dynamics) , Suction , Geometry , Turbines

Errata

Errata to “Analysis on the Effect of a Nonuniform Inlet Profile on Heat Transfer and Fluid Flow in Turbine Stages” [Journal of Turbomachinery, 134(1), 011012]

Simone Salvadori, Francesco Montomoli, Francesco Martelli, Kam S. Chana, Imran Qureshi, Tom Povey

J. Turbomach. September 2013, 135(5): 057001. doi: https://doi.org/10.1115/1.4024676

Extract

View articletitled, Errata to “Analysis on the Effect of a Nonuniform Inlet Profile on Heat Transfer and Fluid Flow in Turbine Stages” [Journal of Turbomachinery, 134(1), 011012]

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Topics: Fluid dynamics , Heat transfer , Turbines , Turbomachinery

Research Papers

The Effect of Acoustic Excitation on Boundary Layer Separation of a Highly Loaded LPT Blade

An Experimental Study of Loss Sources in a Fan Operating With Continuous Inlet Stagnation Pressure Distortion

Experimental Analysis of the Interaction Between Rim Seal and Main Annulus Flow in a Low Pressure Two Stage Axial Turbine

Probabilistic Mistuning Assessment Using Nominal and Geometry Based Mistuning Methods

The Influence of Tip Clearance Momentum Flux on Stall Inception in a High-Speed Axial Compressor

Endwall Loss and Mixing Analysis of a High Lift Low Pressure Turbine Cascade

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

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

Effect of Ingestion on Temperature of Turbine Disks

Experimental Measurements of Ingestion Through Turbine Rim Seals—Part III: Single and Double Seals

Blade Loading Effects on Axial Turbine Tip Leakage Vortex Dynamics and Loss

Effects of Boundary-Layer Ingestion on the Aero-Acoustics of Transonic Fan Rotors

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

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

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

Overall and Adiabatic Effectiveness Values on a Scaled Up, Simulated Gas Turbine Vane

Investigation of Streamwise and Transverse Instabilities on Swept Cylinders and Implications for Turbine Blading

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

The Effect of Tip Leakage Vortex for Operating Range Enhancement of Centrifugal Compressor

Uncertainty Quantification: A Stochastic Method for Heat Transfer Prediction Using LES

Unsteady Rotor Hub Passage Vortex Behavior in the Presence of Purge Flow in an Axial Low Pressure Turbine

Boundary Layer Control on a Low Pressure Turbine Blade by Means of Pulsed Blowing

Unsteady Interaction Between Annulus and Turbine Rim Seal Flows

Tip-Shaping for HP Turbine Blade Aerothermal Performance Management

A Comparison of Three Low Pressure Turbine Designs

Effects of Winglet Geometry on the Aerodynamic Performance of Tip Leakage Flow in a Turbine Cascade

Errata

Errata to “Analysis on the Effect of a Nonuniform Inlet Profile on Heat Transfer and Fluid Flow in Turbine Stages” [Journal of Turbomachinery, 134(1), 011012]

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