Volume 133 Issue 2 | J. Turbomach. | ASME Digital Collection

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Volume 133, Issue 2

April 2011

ISSN 0889-504X

EISSN 1528-8900

Research Papers

High Rotation Number Effects on Heat Transfer in a Rectangular $(A R = 2 : 1)$ Two-Pass Channel

Michael Huh, Jiang Lei, Yao-Hsien Liu, Je-Chin Han

J. Turbomach. April 2011, 133(2): 021001. doi: https://doi.org/10.1115/1.4000549

Abstract

View articletitled, High Rotation Number Effects on Heat Transfer in a Rectangular <span class="inline-formula no-formula-id"><span class="mathFormula"></span><math xmlns="http://www.w3.org/1998/Math/MathML"><mrow xmlns=""><mrow><mo>(</mo><mrow><mi>A</mi><mi>R</mi><mo>=</mo><mn>2</mn><mo>:</mo><mn>1</mn></mrow><mo>)</mo></mrow></mrow></math></span> Two-Pass Channel

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Topics: Heat transfer , Rotation , Flow (Dynamics) , Buoyancy

The Effect of Side Wall Mass Extraction on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

Marco Schüler, Frank Zehnder, Bernhard Weigand, Jens von Wolfersdorf, Sven Olaf Neumann

J. Turbomach. April 2011, 133(2): 021002. doi: https://doi.org/10.1115/1.4000552

Abstract

View articletitled, The Effect of Side Wall Mass Extraction on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

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Topics: Cooling , Flow (Dynamics) , Heat transfer , Pressure , Turbulence

Heat Transfer in Rotating Channel With Inclined Pin-Fins

Jun Su Park, Kyung Min Kim, Dong Hyun Lee, Hyung Hee Cho, Minking Chyu

J. Turbomach. April 2011, 133(2): 021003. doi: https://doi.org/10.1115/1.4000553

Abstract

View articletitled, Heat Transfer in Rotating Channel With Inclined Pin-Fins

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Topics: Coriolis force , Fins , Flow (Dynamics) , Heat , Heat transfer , Mass transfer , Rotation , Turbulence , Vortices , Blades

Performance Improvement of a Centrifugal Compressor Stage by Increasing Degree of Reaction and Optimizing Blade Loading of a 3D Impeller

Takanori Shibata, Manabu Yagi, Hideo Nishida, Hiromi Kobayashi, Masanori Tanaka

J. Turbomach. April 2011, 133(2): 021004. doi: https://doi.org/10.1115/1.4000565

Abstract

View articletitled, Performance Improvement of a Centrifugal Compressor Stage by Increasing Degree of Reaction and Optimizing Blade Loading of a 3D Impeller

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Topics: Blades , Compressors , Design , Impellers , Flow (Dynamics)

Pulse Performance Modeling of a Twin Entry Turbocharger Turbine Under Full and Unequal Admission

Aaron W. Costall, Robert M. McDavid, Ricardo F. Martinez-Botas, Nicholas C. Baines

J. Turbomach. April 2011, 133(2): 021005. doi: https://doi.org/10.1115/1.4000566

Abstract

View articletitled, Pulse Performance Modeling of a Twin Entry Turbocharger Turbine Under Full and Unequal Admission

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Topics: Flow (Dynamics) , Modeling , Turbines , Turbochargers , Pressure , Calibration , Diesel engines , Rotors

Compressor Leading Edge Spikes: A New Performance Criterion

Martin N. Goodhand, Robert J. Miller

J. Turbomach. April 2011, 133(2): 021006. doi: https://doi.org/10.1115/1.4000567

Abstract

View articletitled, Compressor Leading Edge Spikes: A New Performance Criterion

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Topics: Blades , Boundary layers , Compressors , Design , Separation (Technology) , Suction , Wakes , Diffusion (Physics) , Pressure , Stators

Enhancing the Stability of Subsonic Compressors Using Casing Grooves

Tim Houghton, Ivor Day

J. Turbomach. April 2011, 133(2): 021007. doi: https://doi.org/10.1115/1.4000569

Abstract

View articletitled, Enhancing the Stability of Subsonic Compressors Using Casing Grooves

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Topics: Blades , Flow (Dynamics) , Pressure , Rotors , Compressors

Turbine Stator Well CFD Studies: Effects of Coolant Supply Geometry on Cavity Sealing Performance

Antonio Andreini, Riccardo Da Soghe, Bruno Facchini

J. Turbomach. April 2011, 133(2): 021008. doi: https://doi.org/10.1115/1.4000570

Abstract

View articletitled, Turbine Stator Well CFD Studies: Effects of Coolant Supply Geometry on Cavity Sealing Performance

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Topics: Annulus , Cavities , Computational fluid dynamics , Coolants , Cooling , Flow (Dynamics) , Stators , Turbines , Disks , Design

Effects of Simulated Particle Deposition on Film Cooling

S. A. Lawson, K. A. Thole

J. Turbomach. April 2011, 133(2): 021009. doi: https://doi.org/10.1115/1.4000571

Abstract

View articletitled, Effects of Simulated Particle Deposition on Film Cooling

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Topics: Cooling , Film cooling , Particulate matter , Momentum , Coal , Coolants , Temperature , Wind tunnels

Effects of Upstream Wake Phasing on Transonic Axial Compressor Performance

S. P. R. Nolan, B. B. Botros, C. S. Tan, J. J. Adamczyk, E. M. Greitzer, S. E. Gorrell

J. Turbomach. April 2011, 133(2): 021010. doi: https://doi.org/10.1115/1.4000572

Abstract

View articletitled, Effects of Upstream Wake Phasing on Transonic Axial Compressor Performance

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Topics: Flow (Dynamics) , Pressure , Rotors , Wakes , Blades , Vortices

Influence of Rim Seal Purge Flow on the Performance of an Endwall-Profiled Axial Turbine

P. Schuepbach, R. S. Abhari, M. G. Rose, J. Gier

J. Turbomach. April 2011, 133(2): 021011. doi: https://doi.org/10.1115/1.4000578

Abstract

View articletitled, Influence of Rim Seal Purge Flow on the Performance of an Endwall-Profiled Axial Turbine

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Topics: Design , Flow (Dynamics) , Pressure , Rotors , Turbines , Blades , Vortices , Computation , Vorticity

Blade Excitation in Pulse-Charged Mixed-Flow Turbocharger Turbines

Stephan M. Senn, Martin Seiler, Ottmar Schaefer

J. Turbomach. April 2011, 133(2): 021012. doi: https://doi.org/10.1115/1.4001186

Abstract

View articletitled, Blade Excitation in Pulse-Charged Mixed-Flow Turbocharger Turbines

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Topics: Blades , Boundary-value problems , Design , Eigenvalues , Engines , Excitation , Flow (Dynamics) , Rotors , Stress , Transients (Dynamics)

Effect of Scaling of Blade Row Sectors on the Prediction of Aerodynamic Forcing in a Highly Loaded Transonic Compressor Stage

María A. Mayorca, Jesús A. De Andrade, Damian M. Vogt, Hans Mårtensson, Torsten H. Fransson

J. Turbomach. April 2011, 133(2): 021013. doi: https://doi.org/10.1115/1.4000579

Abstract

View articletitled, Effect of Scaling of Blade Row Sectors on the Prediction of Aerodynamic Forcing in a Highly Loaded Transonic Compressor Stage

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Topics: Blades , Compressors , Rotors , Stators , Excitation , Pressure

Experimental Investigation on the Effects of Unsteady Excitation Frequency of Casing Treatment on Transonic Compressor Performance

Wei Tuo, Yajun Lu, Wei Yuan, Sheng Zhou, Qiushi Li

J. Turbomach. April 2011, 133(2): 021014. doi: https://doi.org/10.1115/1.4000581

Abstract

View articletitled, Experimental Investigation on the Effects of Unsteady Excitation Frequency of Casing Treatment on Transonic Compressor Performance

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Topics: Compressors , Excitation , Flow (Dynamics) , Rotors , Design

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part 1: Experimental Measurements

R. S. Bunker, G. M. Laskowski, J. C. Bailey, P. Palafox, S. Kapetanovic, G. M. Itzel, M. A. Sullivan, T. R. Farrell

J. Turbomach. April 2011, 133(2): 021015. doi: https://doi.org/10.1115/1.4001175

Abstract

View articletitled, An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part 1: Experimental Measurements

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Topics: Blades , Cavities , Cooling , Cylinders , Flow (Dynamics) , Polishing equipment , Pressure , Turbines , Wakes , Waves

On the Phenomenon of Pressure Pulses Reflecting Between Blades of Adjacent Blade Rows of Turbomachines

Jerzy A. Owczarek

J. Turbomach. April 2011, 133(2): 021016. doi: https://doi.org/10.1115/1.4001185

Abstract

View articletitled, On the Phenomenon of Pressure Pulses Reflecting Between Blades of Adjacent Blade Rows of Turbomachines

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Topics: Blades , Compressors , Pressure , Rotors , Vibration , Waves , Reflection , Stators , Turbines , Turbomachinery

The Effect of Turning Vanes on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

Marco Schüler, Frank Zehnder, Bernhard Weigand, Jens von Wolfersdorf, Sven Olaf Neumann

J. Turbomach. April 2011, 133(2): 021017. doi: https://doi.org/10.1115/1.4000550

Abstract

View articletitled, The Effect of Turning Vanes on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

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Topics: Heat transfer , Pressure , Turning vanes , Cooling , Turbulence

Efficient Computational Model for Nonaxisymmetric Flow and Heat Transfer in Rotating Cavity

L. He

J. Turbomach. April 2011, 133(2): 021018. doi: https://doi.org/10.1115/1.4000551

Abstract

View articletitled, Efficient Computational Model for Nonaxisymmetric Flow and Heat Transfer in Rotating Cavity

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Topics: Cavities , Flow (Dynamics) , Rotors , Vortices , Heat transfer , Modeling , Temperature , Disks

Analysis of Gas Turbine Rotating Cavities by a One-Dimensional Model: Definition of New Disk Friction Coefficient Correlations Set

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

J. Turbomach. April 2011, 133(2): 021020. doi: https://doi.org/10.1115/1.4000633

Abstract

View articletitled, Analysis of Gas Turbine Rotating Cavities by a One-Dimensional Model: Definition of New Disk Friction Coefficient Correlations Set

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Topics: Cavities , Computational fluid dynamics , Disks , Flow (Dynamics) , Friction , Gas turbines , Rotors , Stators , Modeling , Turbulence

A Method for Identifying and Visualizing Foreign Particle Motion Using Time-Resolved Particle Tracking Velocimetry

N. D. Cardwell, P. P. Vlachos, K. A. Thole

J. Turbomach. April 2011, 133(2): 021021. doi: https://doi.org/10.1115/1.4001187

Abstract

View articletitled, A Method for Identifying and Visualizing Foreign Particle Motion Using Time-Resolved Particle Tracking Velocimetry

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Topics: Channel flow , Flow (Dynamics) , Particulate matter , Sands , Two-phase flow , Cooling

Multistage Compressor and Turbine Modeling for the Prediction of the Maximum Turbine Speed Resulting From Shaft Breakage

M. Haake, R. Fiola, S. Staudacher

J. Turbomach. April 2011, 133(2): 021022. doi: https://doi.org/10.1115/1.4001188

Abstract

View articletitled, Multistage Compressor and Turbine Modeling for the Prediction of the Maximum Turbine Speed Resulting From Shaft Breakage

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Topics: Combustion chambers , Compressors , Failure , Friction , Pressure , Turbines , Blades , Engines , Torque

Effect of Radial Location of Nozzles on Heat Transfer in Preswirl Cooling Systems

V. U. Kakade, G. D. Lock, M. Wilson, J. M. Owen, J. E. Mayhew

J. Turbomach. April 2011, 133(2): 021023. doi: https://doi.org/10.1115/1.4001189

Abstract

View articletitled, Effect of Radial Location of Nozzles on Heat Transfer in Preswirl Cooling Systems

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Topics: Cooling , Disks , Flow (Dynamics) , Heat transfer , Nozzles , Rotating disks , Temperature , Uncertainty , Heat conduction , Boundary layers

The Effect of Element Thermal Conductivity on Turbulent Convective Heat Transfer From Rough Surfaces

Stephen T. McClain, B. Keith Hodge, Jeffrey P. Bons

J. Turbomach. April 2011, 133(2): 021024. doi: https://doi.org/10.1115/1.4001191

Abstract

View articletitled, The Effect of Element Thermal Conductivity on Turbulent Convective Heat Transfer From Rough Surfaces

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Topics: Surface roughness , Thermal conductivity , Boundary layers , Heat transfer , Convection

An Accelerated 3D Navier–Stokes Solver for Flows in Turbomachines

Tobias Brandvik, Graham Pullan

J. Turbomach. April 2011, 133(2): 021025. doi: https://doi.org/10.1115/1.4001192

Abstract

View articletitled, An Accelerated 3D Navier–Stokes Solver for Flows in Turbomachines

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Topics: Computational fluid dynamics , Flow (Dynamics) , Graphics processing units , Turbomachinery , Simulation , Leakage , Algorithms , Turbines

Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part I: Principal Cascade Design and Compressor Application

Christian Dorfner, Alexander Hergt, Eberhard Nicke, Reinhard Moenig

J. Turbomach. April 2011, 133(2): 021026. doi: https://doi.org/10.1115/1.4001223

Abstract

View articletitled, Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part I: Principal Cascade Design and Compressor Application

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Topics: Blades , Cascades (Fluid dynamics) , Compressors , Design , Flow (Dynamics) , Vortices , Separation (Technology) , Stators , Optimization , Rotors

Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part II: Experimental and Numerical Cascade Investigation

Alexander Hergt, Christian Dorfner, Wolfgang Steinert, Eberhard Nicke, Heinz-Adolf Schreiber

J. Turbomach. April 2011, 133(2): 021027. doi: https://doi.org/10.1115/1.4001224

Abstract

View articletitled, Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part II: Experimental and Numerical Cascade Investigation

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

Comparison of Heat Transfer Measurement Techniques on a Transonic Turbine Blade Tip

D. O. O’Dowd, Q. Zhang, L. He, P. M. Ligrani, S. Friedrichs

J. Turbomach. April 2011, 133(2): 021028. doi: https://doi.org/10.1115/1.4001236

Abstract

View articletitled, Comparison of Heat Transfer Measurement Techniques on a Transonic Turbine Blade Tip

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Topics: Blades , Heat flux , Heat transfer , Heat transfer coefficients , Temperature , Wall temperature , Transients (Dynamics) , Turbine blades , Impulse (Physics)

Research Papers

Film Cooling Effectiveness Measurements With Periodic Unsteady Inflow on Highly Loaded Blades With Main Flow Separation

Reinaldo A. Gomes, Reinhard Niehuis

J. Turbomach. April 2011, 133(2): 021019. doi: https://doi.org/10.1115/1.4000568

Abstract

View articletitled, Film Cooling Effectiveness Measurements With Periodic Unsteady Inflow on Highly Loaded Blades With Main Flow Separation

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Topics: Blades , Coolants , Film cooling , Flow (Dynamics) , Inflow , Pressure , Cascades (Fluid dynamics) , Flow separation , Cooling , Wakes

Research Papers

High Rotation Number Effects on Heat Transfer in a Rectangular $(A R = 2 : 1)$ Two-Pass Channel

The Effect of Side Wall Mass Extraction on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

Heat Transfer in Rotating Channel With Inclined Pin-Fins

Performance Improvement of a Centrifugal Compressor Stage by Increasing Degree of Reaction and Optimizing Blade Loading of a 3D Impeller

Pulse Performance Modeling of a Twin Entry Turbocharger Turbine Under Full and Unequal Admission

Compressor Leading Edge Spikes: A New Performance Criterion

Enhancing the Stability of Subsonic Compressors Using Casing Grooves

Turbine Stator Well CFD Studies: Effects of Coolant Supply Geometry on Cavity Sealing Performance

Effects of Simulated Particle Deposition on Film Cooling

Effects of Upstream Wake Phasing on Transonic Axial Compressor Performance

Influence of Rim Seal Purge Flow on the Performance of an Endwall-Profiled Axial Turbine

Blade Excitation in Pulse-Charged Mixed-Flow Turbocharger Turbines

Effect of Scaling of Blade Row Sectors on the Prediction of Aerodynamic Forcing in a Highly Loaded Transonic Compressor Stage

Experimental Investigation on the Effects of Unsteady Excitation Frequency of Casing Treatment on Transonic Compressor Performance

An Investigation of Turbine Wheelspace Cooling Flow Interactions With a Transonic Hot Gas Path—Part 1: Experimental Measurements

On the Phenomenon of Pressure Pulses Reflecting Between Blades of Adjacent Blade Rows of Turbomachines

The Effect of Turning Vanes on Pressure Loss and Heat Transfer of a Ribbed Rectangular Two-Pass Internal Cooling Channel

Efficient Computational Model for Nonaxisymmetric Flow and Heat Transfer in Rotating Cavity

Analysis of Gas Turbine Rotating Cavities by a One-Dimensional Model: Definition of New Disk Friction Coefficient Correlations Set

A Method for Identifying and Visualizing Foreign Particle Motion Using Time-Resolved Particle Tracking Velocimetry

Multistage Compressor and Turbine Modeling for the Prediction of the Maximum Turbine Speed Resulting From Shaft Breakage

Effect of Radial Location of Nozzles on Heat Transfer in Preswirl Cooling Systems

The Effect of Element Thermal Conductivity on Turbulent Convective Heat Transfer From Rough Surfaces

An Accelerated 3D Navier–Stokes Solver for Flows in Turbomachines

Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part I: Principal Cascade Design and Compressor Application

Advanced Nonaxisymmetric Endwall Contouring for Axial Compressors by Generating an Aerodynamic Separator—Part II: Experimental and Numerical Cascade Investigation

Comparison of Heat Transfer Measurement Techniques on a Transonic Turbine Blade Tip

Research Papers

Film Cooling Effectiveness Measurements With Periodic Unsteady Inflow on Highly Loaded Blades With Main Flow Separation

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