Volume 129 Issue 4 | J. Turbomach. | ASME Digital Collection

Topics: Blades , Clearances (Engineering) , Compressors , Flow (Dynamics) , Suction , Boundary layers , Chords (Trusses) , Cascades (Fluid dynamics) , Separation (Technology) , Vortices

Investigation of Unsteady Flow Field in a Vaned Diffuser of a Transonic Centrifugal Compressor

Seiichi Ibaraki, Tetsuya Matsuo, Takao Yokoyama

J. Turbomach. October 2007, 129(4): 686–693. doi: https://doi.org/10.1115/1.2720505

Abstract

View articletitled, Investigation of Unsteady Flow Field in a Vaned Diffuser of a Transonic Centrifugal Compressor

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Topics: Compressors , Diffusers , Flow (Dynamics) , Impellers , Unsteady flow , Pressure , Wakes , Blades

Aerodynamic Characteristics of Supercritical Outlet Guide Vanes at Low Reynolds Number Conditions

Toyotaka Sonoda, Heinz-Adolf Schreiber

J. Turbomach. October 2007, 129(4): 694–704. doi: https://doi.org/10.1115/1.2720868

Abstract

View articletitled, Aerodynamic Characteristics of Supercritical Outlet Guide Vanes at Low Reynolds Number Conditions

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Topics: Airfoils , Blades , Boundary layers , Design , Mach number , Reynolds number , Turbulence , Cascades (Fluid dynamics) , Flow (Dynamics) , Bubbles

The Effect of Wake Induced Structures on Compressor Boundary-Layers

Andrew P. S. Wheeler, Robert J. Miller, Howard P. Hodson

J. Turbomach. October 2007, 129(4): 705–712. doi: https://doi.org/10.1115/1.2720499

Abstract

View articletitled, The Effect of Wake Induced Structures on Compressor Boundary-Layers

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Topics: Blades , Boundary layers , Compressors , Computational fluid dynamics , Turbulence , Wakes , Suction , Flow (Dynamics) , Pressure

A Simplified Method for Predicting the Stability of Aerodynamically Excited Turbomachinery

Albert F. Storace

J. Turbomach. October 2007, 129(4): 724–729. doi: https://doi.org/10.1115/1.2720870

Abstract

View articletitled, A Simplified Method for Predicting the Stability of Aerodynamically Excited Turbomachinery

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Topics: Damping , Rotors , Stability , Stiffness , Whirls , Turbomachinery , Dampers , Blades , Gas turbines , Stators

Coriolis Forces in Forced Response Analysis of Mistuned Bladed Disks

M. Nikolic, E. P. Petrov, D. J. Ewins

J. Turbomach. October 2007, 129(4): 730–739. doi: https://doi.org/10.1115/1.2720866

Abstract

View articletitled, Coriolis Forces in Forced Response Analysis of Mistuned Bladed Disks

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Topics: Blades , Coriolis force , Disks , Vibration

Assessing Convergence in Predictions of Periodic-Unsteady Flowfields

J. P. Clark, E. A. Grover

J. Turbomach. October 2007, 129(4): 740–749. doi: https://doi.org/10.1115/1.2720504

Abstract

View articletitled, Assessing Convergence in Predictions of Periodic-Unsteady Flowfields

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Topics: Blades , Cycles , Design , Signals , Simulation , Airfoils , Pressure , Flow (Dynamics) , Turbines

Predicting Transition on Concave Surfaces

Mark W. Johnson

J. Turbomach. October 2007, 129(4): 750–755. doi: https://doi.org/10.1115/1.2720865

Abstract

View articletitled, Predicting Transition on Concave Surfaces

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Topics: Boundary layers , Vortices , Flat plates , Blades , Turbulence

The Effects of Varying the Combustor-Turbine Gap

N. D. Cardwell, N. Sundaram, K. A. Thole

J. Turbomach. October 2007, 129(4): 756–764. doi: https://doi.org/10.1115/1.2720497

Abstract

View articletitled, The Effects of Varying the Combustor-Turbine Gap

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Topics: Coolants , Flow (Dynamics) , Turbines , Combustion chambers , Momentum , Cooling , Film cooling , Pressure

Influence of Aerodynamic Loading on Rotor-Stator Aerodynamic Interaction in a Two-Stage Low Pressure Research Turbine

Edward Canepa, Piergiorgio Formosa, Davide Lengani, Daniele Simoni, Marina Ubaldi, Pietro Zunino

J. Turbomach. October 2007, 129(4): 765–772. doi: https://doi.org/10.1115/1.2720498

Abstract

View articletitled, Influence of Aerodynamic Loading on Rotor-Stator Aerodynamic Interaction in a Two-Stage Low Pressure Research Turbine

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Topics: Blades , Flow (Dynamics) , Pressure , Rotors , Stators , Turbines , Turbulence , Wakes , Probes

Conjugate Heat Transfer Analysis of a Cooled Turbine Vane Using the V2F Turbulence Model

Jiang Luo, Eli H. Razinsky

J. Turbomach. October 2007, 129(4): 773–781. doi: https://doi.org/10.1115/1.2720483

Abstract

View articletitled, Conjugate Heat Transfer Analysis of a Cooled Turbine Vane Using the V2F Turbulence Model

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Topics: Flow (Dynamics) , Heat transfer , Metals , Temperature , Turbines , Turbulence , Suction , Boundary layers , Pressure , Cooling

Heat Transfer Measurements in a First-Stage Nozzle Cascade Having Endwall Contouring: Misalignment and Leakage Studies

J. D. Piggush, T. W. Simon

J. Turbomach. October 2007, 129(4): 782–790. doi: https://doi.org/10.1115/1.2720506

Abstract

View articletitled, Heat Transfer Measurements in a First-Stage Nozzle Cascade Having Endwall Contouring: Misalignment and Leakage Studies

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Topics: Boundary layers , Cascades (Fluid dynamics) , Flow (Dynamics) , Heat transfer , Heat transfer coefficients , Leakage , Vortices , Nozzles , Fluids , Pressure

Three-Dimensional Numerical Analysis of Curved Transpiration Cooled Plates and Homogenization of Their Aerothermal Properties

Gottfried Laschet, Stephan Rex, Dieter Bohn, Robert Krewinkel

J. Turbomach. October 2007, 129(4): 791–799. doi: https://doi.org/10.1115/1.2720867

Abstract

View articletitled, Three-Dimensional Numerical Analysis of Curved Transpiration Cooled Plates and Homogenization of Their Aerothermal Properties

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Topics: Cooling , Fluid dynamics , Heat transfer , Permeability , Plates (structures) , Transpiration , Temperature , Design , Flow (Dynamics) , Thermal conductivity

An Experimental and Numerical Study of Heat Transfer and Pressure Loss in a Rectangular Channel With V-Shaped Ribs

Michael Maurer, Jens von Wolfersdorf, Michael Gritsch

J. Turbomach. October 2007, 129(4): 800–808. doi: https://doi.org/10.1115/1.2720507

Abstract

View articletitled, An Experimental and Numerical Study of Heat Transfer and Pressure Loss in a Rectangular Channel With V-Shaped Ribs

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Topics: Heat transfer , Pressure , Reynolds number , Friction , Flow (Dynamics)

Double-Jet Ejection of Cooling Air for Improved Film Cooling

Karsten Kusterer, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka

J. Turbomach. October 2007, 129(4): 809–815. doi: https://doi.org/10.1115/1.2720508

Abstract

View articletitled, Double-Jet Ejection of Cooling Air for Improved Film Cooling

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Topics: Blades , Cooling , Film cooling , Vortices , Jets , Temperature , Flow (Dynamics) , Kidney , Gas turbines

Transport of Particulates in an Internal Cooling Ribbed Duct

Anant Shah, Danesh K. Tafti

J. Turbomach. October 2007, 129(4): 816–825. doi: https://doi.org/10.1115/1.2720509

Abstract

View articletitled, Transport of Particulates in an Internal Cooling Ribbed Duct

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Topics: Ducts , Particulate matter , Flow (Dynamics) , Cooling

Numerical Study of the Heat Transfer in Micro Gas Turbines

T. Verstraete, Z. Alsalihi, R. A. Van den Braembussche

J. Turbomach. October 2007, 129(4): 835–841. doi: https://doi.org/10.1115/1.2720874

Abstract

View articletitled, Numerical Study of the Heat Transfer in Micro Gas Turbines

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Topics: Compressors , Heat transfer , Stators , Temperature , Turbines , Flow (Dynamics) , Micro gas turbines , Boundary-value problems , Fluids , Geometry

High-Frequency Effects in the Aspirating Probe

S. J. Payne, A. J. W. Moxon

J. Turbomach. October 2007, 129(4): 842–851. doi: https://doi.org/10.1115/1.2720872

Abstract

View articletitled, High-Frequency Effects in the Aspirating Probe

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Topics: Flow (Dynamics) , Fluctuations (Physics) , Heat transfer , Mach number , Probes , Temperature , Wire , Frequency response , Pressure , Entropy

Research Papers

Experimental Results From Controlled Blade Tip/Shroud Rubs at Engine Speed

Corso Padova, Jeffery Barton, Michael G. Dunn, Steve Manwaring

J. Turbomach. October 2007, 129(4): 713–723. doi: https://doi.org/10.1115/1.2720869

Abstract

View articletitled, Experimental Results From Controlled Blade Tip/Shroud Rubs at Engine Speed

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Topics: Blades , Stress , Engines , Airfoils

High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

Ahmed M. Gamal, Bugra H. Ertas, John M. Vance

J. Turbomach. October 2007, 129(4): 826–834. doi: https://doi.org/10.1115/1.2720871

Abstract

View articletitled, High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

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Topics: Blades , Cavities , Dampers , Discharge coefficient , Leakage , Pressure , Rotors , Flow (Dynamics)

Research Papers

Effects of Bleed Rate and Endwall Location on the Aerodynamic Behavior of a Circular Hole Bleed Off-Take

Effects of Inlet Ramp Surfaces on the Aerodynamic Behavior of Bleed Hole and Bleed Slot Off-Take Configurations

Mechanism of the Interaction of a Ramped Bleed Slot With the Primary Flow

Interaction of Tip Clearance Flow and Three-Dimensional Separations in Axial Compressors

Investigation of Unsteady Flow Field in a Vaned Diffuser of a Transonic Centrifugal Compressor

Aerodynamic Characteristics of Supercritical Outlet Guide Vanes at Low Reynolds Number Conditions

The Effect of Wake Induced Structures on Compressor Boundary-Layers

A Simplified Method for Predicting the Stability of Aerodynamically Excited Turbomachinery

Coriolis Forces in Forced Response Analysis of Mistuned Bladed Disks

Assessing Convergence in Predictions of Periodic-Unsteady Flowfields

Predicting Transition on Concave Surfaces

The Effects of Varying the Combustor-Turbine Gap

Influence of Aerodynamic Loading on Rotor-Stator Aerodynamic Interaction in a Two-Stage Low Pressure Research Turbine

Conjugate Heat Transfer Analysis of a Cooled Turbine Vane Using the V2F Turbulence Model

Heat Transfer Measurements in a First-Stage Nozzle Cascade Having Endwall Contouring: Misalignment and Leakage Studies

Three-Dimensional Numerical Analysis of Curved Transpiration Cooled Plates and Homogenization of Their Aerothermal Properties

An Experimental and Numerical Study of Heat Transfer and Pressure Loss in a Rectangular Channel With V-Shaped Ribs

Double-Jet Ejection of Cooling Air for Improved Film Cooling

Transport of Particulates in an Internal Cooling Ribbed Duct

Numerical Study of the Heat Transfer in Micro Gas Turbines

High-Frequency Effects in the Aspirating Probe

Research Papers

Experimental Results From Controlled Blade Tip/Shroud Rubs at Engine Speed

High-Pressure Pocket Damper Seals: Leakage Rates and Cavity Pressures

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