Volume 120 Issue 4 | J. Turbomach. | ASME Digital Collection

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Volume 120, Issue 4

October 1998

ISSN 0889-504X

EISSN 1528-8900

Research Papers

1997 Best Paper Award—Controls and Diagnostics Committee: Active Stabilization of Rotating Stall and Surge in a Transonic Single-Stage Axial Compressor

H. J. Weigl, J. D. Paduano, L. G. Fre´chette, A. H. Epstein, E. M. Greitzer, M. M. Bright, A. J. Strazisar

J. Turbomach. October 1998, 120(4): 625–636. doi: https://doi.org/10.1115/1.2841772

Abstract

View articletitled, <em>1997 Best Paper Award—Controls and Diagnostics Committee:</em> Active Stabilization of Rotating Stall and Surge in a Transonic Single-Stage Axial Compressor

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Topics: Compressors , Surges , Design , Rotors , Dynamics (Mechanics) , Feedback , Flow (Dynamics) , Mach number , Stall inception , Control equipment

Experiments in Active Control of Stall on an Aeroengine Gas Turbine

C. Freeman, A. G. Wilson, I. J. Day, M. A. Swinbanks

J. Turbomach. October 1998, 120(4): 637–647. doi: https://doi.org/10.1115/1.2841773

Abstract

View articletitled, Experiments in Active Control of Stall on an Aeroengine Gas Turbine

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Topics: Combustion chambers , Compressors , Control systems , Data acquisition , Engines , Fuels , Gas turbines , Pressure , Pressure transducers , Transients (Dynamics)

Effects of Nonaxisymmetric Tip Clearance on Axial Compressor Performance and Stability

M. B. Graf, T. S. Wong, E. M. Greitzer, F. E. Marble, C. S. Tan, H.-W. Shin, D. C. Wisler

J. Turbomach. October 1998, 120(4): 648–661. doi: https://doi.org/10.1115/1.2841774

Abstract

View articletitled, Effects of Nonaxisymmetric Tip Clearance on Axial Compressor Performance and Stability

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Topics: Clearances (Engineering) , Compressors , Stability , Pressure , Wavelength , Flow (Dynamics) , Steady state , Annulus , Design , System dynamics

Viscous Throughflow Modeling of Axial Compressor Bladerows Using a Tangential Blade Force Hypothesis

S. J. Gallimore

J. Turbomach. October 1998, 120(4): 662–670. doi: https://doi.org/10.1115/1.2841775

Abstract

View articletitled, Viscous Throughflow Modeling of Axial Compressor Bladerows Using a Tangential Blade Force Hypothesis

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Topics: Blades , Compressors , Modeling , Design , Flow (Dynamics) , Annulus , Boundary layers , Clearances (Engineering) , Computational fluid dynamics , Pressure

Inner Workings of Aerodynamic Sweep

A. R. Wadia, P. N. Szucs, D. W. Crall

J. Turbomach. October 1998, 120(4): 671–682. doi: https://doi.org/10.1115/1.2841776

Abstract

View articletitled, Inner Workings of Aerodynamic Sweep

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Topics: Axial flow , Blades , Boundary layers , Clearances (Engineering) , Compression , Design , Diffusion (Physics) , Rotors , Shock (Mechanics) , Stability

Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors

M. Furukawa, K. Saiki, K. Nagayoshi, M. Kuroumaru, M. Inoue

J. Turbomach. October 1998, 120(4): 683–692. doi: https://doi.org/10.1115/1.2841777

Abstract

View articletitled, Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors

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Topics: Compressors , Leakage flows , Rotors , Vortices , Flow (Dynamics) , Axial flow , Leakage , Boundary layers , Airfoils , Blades

The Influence of Wake–Wake Interactions on Loss Fluctuations of a Downstream Axial Compressor Blade Row

G. J. Walker, J. D. Hughes, I. Ko¨hler, W. J. Solomon

J. Turbomach. October 1998, 120(4): 695–704. doi: https://doi.org/10.1115/1.2841780

Abstract

View articletitled, The Influence of Wake–Wake Interactions on Loss Fluctuations of a Downstream Axial Compressor Blade Row

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Topics: Blades , Compressors , Fluctuations (Physics) , Wakes , Stators , Inlet guide vanes , Rotors , Unsteady flow , Wire , Turbomachinery

Reduction of Unsteady Blade Loading by Beneficial Use of Vortical and Potential Disturbances in an Axial Compressor With Rotor Clocking

S. T. Hsu, A. M. Wo

J. Turbomach. October 1998, 120(4): 705–713. doi: https://doi.org/10.1115/1.2841781

Abstract

View articletitled, Reduction of Unsteady Blade Loading by Beneficial Use of Vortical and Potential Disturbances in an Axial Compressor With Rotor Clocking

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Topics: Blades , Compressors , Rotors , Stators , Chords (Trusses) , Flow (Dynamics) , Wakes , Delays , Suction

The Influence of Downstream Passage on the Flow Within an Annular S-Shaped Duct

T. Sonoda, T. Arima, M. Oana

J. Turbomach. October 1998, 120(4): 714–722. doi: https://doi.org/10.1115/1.2841782

Abstract

View articletitled, The Influence of Downstream Passage on the Flow Within an Annular S-Shaped Duct

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Topics: Ducts , Flow (Dynamics) , Compressors , Vortices , Geometry , High pressure (Physics) , Pressure , Boundary layers , Engines , Pressure gradient

On the Design Criteria for Suppression of Secondary Flows in Centrifugal and Mixed Flow Impellers

M. Zangeneh, A. Goto, H. Harada

J. Turbomach. October 1998, 120(4): 723–735. doi: https://doi.org/10.1115/1.2841783

Abstract

View articletitled, On the Design Criteria for Suppression of Secondary Flows in Centrifugal and Mixed Flow Impellers

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Topics: Design , Flow (Dynamics) , Impellers , Blades , Compressor impellers , Pressure , Centrifugal pumps , Compressors , Design methodology , Pumps

Sound Generation by a Centrifugal Pump at Blade Passing Frequency

M. Morgenroth, D. S. Weaver

J. Turbomach. October 1998, 120(4): 736–743. doi: https://doi.org/10.1115/1.2841784

Abstract

View articletitled, Sound Generation by a Centrifugal Pump at Blade Passing Frequency

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Topics: Blades , Centrifugal pumps , Pumps , Water , Acoustics , Flow (Dynamics) , Pressure , Resonance , Fluctuations (Physics) , Geometry

An Analysis Method for Multistage Transonic Turbines With Coolant Mass Flow Addition

F. Mildner, H. E. Gallus

J. Turbomach. October 1998, 120(4): 744–752. doi: https://doi.org/10.1115/1.2841785

Abstract

View articletitled, An Analysis Method for Multistage Transonic Turbines With Coolant Mass Flow Addition

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Topics: Coolants , Flow (Dynamics) , Turbines , Blades , Cooling , Algorithms , Entropy , Finite volume methods , Fluid dynamics , Gas turbines

Effect of Squealer Tip on Rotor Heat Transfer and Efficiency

A. A. Ameri, E. Steinthorsson, D. L. Rigby

J. Turbomach. October 1998, 120(4): 753–759. doi: https://doi.org/10.1115/1.2841786

Abstract

View articletitled, Effect of Squealer Tip on Rotor Heat Transfer and Efficiency

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Topics: Heat transfer , Rotors , Flow (Dynamics) , Blades , Cavities , Turbulence , Gas turbines , Geometry , Turbines

Unsteady Total Temperature Measurements Downstream of a High-Pressure Turbine

D. R. Buttsworth, T. V. Jones, K. S. Chana

J. Turbomach. October 1998, 120(4): 760–767. doi: https://doi.org/10.1115/1.2841787

Abstract

View articletitled, Unsteady Total Temperature Measurements Downstream of a High-Pressure Turbine

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Topics: High pressure (Physics) , Temperature measurement , Turbines , Probes , Temperature , Flow (Dynamics) , Heat transfer , Wind tunnels , Calibration , Compressible flow

Aspects of Vane Film Cooling With High Turbulence: Part I—Heat Transfer

F. E. Ames

J. Turbomach. October 1998, 120(4): 768–776. doi: https://doi.org/10.1115/1.2841788

Abstract

View articletitled, Aspects of Vane Film Cooling With High Turbulence: Part I—Heat Transfer

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Topics: Film cooling , Heat transfer , Turbulence , Boundary layers , Suction , Cascades (Fluid dynamics) , Combustion chambers , Cooling , Heat transfer coefficients , Pressure

Aspects of Vane Film Cooling With High Turbulence: Part II—Adiabatic Effectiveness

F. E. Ames

J. Turbomach. October 1998, 120(4): 777–784. doi: https://doi.org/10.1115/1.2841789

Abstract

View articletitled, Aspects of Vane Film Cooling With High Turbulence: Part II—Adiabatic Effectiveness

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Topics: Film cooling , Turbulence , Pressure , Cascades (Fluid dynamics) , Cooling , Density , Heat transfer , Pressure gradient , Suction , Thin films

Effects of Very High Free-Stream Turbulence on the Jet–Mainstream Interaction in a Film Cooling Flow

A. Kohli, D. G. Bogard

J. Turbomach. October 1998, 120(4): 785–790. doi: https://doi.org/10.1115/1.2841790

Abstract

View articletitled, Effects of Very High Free-Stream Turbulence on the Jet–Mainstream Interaction in a Film Cooling Flow

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Topics: Film cooling , Flow (Dynamics) , Turbulence , Coolants , Density , Fluids , Jets , Temperature , Temperature sensors , Momentum

Measurements in Film Cooling Flows: Hole L/D and Turbulence Intensity Effects

S. W. Burd, R. W. Kaszeta, T. W. Simon

J. Turbomach. October 1998, 120(4): 791–798. doi: https://doi.org/10.1115/1.2841791

Abstract

View articletitled, Measurements in Film Cooling Flows: Hole <em>L/D</em> and Turbulence Intensity Effects

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Topics: Film cooling , Flow (Dynamics) , Turbulence , Coolants , Density , Engines , Wire

Detailed Film Cooling Measurements on a Cylindrical Leading Edge Model: Effect of Free-Stream Turbulence and Coolant Density

S. V. Ekkad, J. C. Han, H. Du

J. Turbomach. October 1998, 120(4): 799–807. doi: https://doi.org/10.1115/1.2841792

Abstract

View articletitled, Detailed Film Cooling Measurements on a Cylindrical Leading Edge Model: Effect of Free-Stream Turbulence and Coolant Density

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Topics: Coolants , Density , Film cooling , Turbulence , Carbon dioxide , Cylinders , Heat transfer coefficients , Liquid crystals , Transients (Dynamics) , Reynolds number

Effect of Unsteady Wake on Detailed Heat Transfer Coefficient and Film Effectiveness Distributions for a Gas Turbine Blade

H. Du, J. C. Han, S. V. Ekkad

J. Turbomach. October 1998, 120(4): 808–817. doi: https://doi.org/10.1115/1.2841793

Abstract

View articletitled, Effect of Unsteady Wake on Detailed Heat Transfer Coefficient and Film Effectiveness Distributions for a Gas Turbine Blade

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Topics: Blades , Gas turbines , Heat transfer coefficients , Wakes , Coolants , Film cooling , Carbon dioxide , Density , Cascades (Fluid dynamics) , Suction

Heat Transfer in a Rotating Cavity With a Peripheral Inflow and Outflow of Cooling Air

I. Mirzaee, X. Gan, M. Wilson, J. M. Owen

J. Turbomach. October 1998, 120(4): 818–823. doi: https://doi.org/10.1115/1.2841794

Abstract

View articletitled, Heat Transfer in a Rotating Cavity With a Peripheral Inflow and Outflow of Cooling Air

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Topics: Cavities , Cooling , Heat transfer , Inflow , Outflow , Computation , Flow (Dynamics) , Disks , Heat conduction , Radiation (Physics)

The Effect of Turbulence on the Heat Transfer in Closed Gas-Filled Rotating Annuli

D. Bohn, J. Gier

J. Turbomach. October 1998, 120(4): 824–830. doi: https://doi.org/10.1115/1.2841795

Abstract

View articletitled, The Effect of Turbulence on the Heat Transfer in Closed Gas-Filled Rotating Annuli

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Topics: Annulus , Heat transfer , Turbulence , Flow (Dynamics) , Gas turbines , Rotors , Cavities , Computation , Cooling , Modeling

Low-Aspect-Ratio Rib Heat Transfer Coefficient Measurements in a Square Channel

M. E. Taslim, G. J. Korotky

J. Turbomach. October 1998, 120(4): 831–838. doi: https://doi.org/10.1115/1.2841796

Abstract

View articletitled, Low-Aspect-Ratio Rib Heat Transfer Coefficient Measurements in a Square Channel

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Topics: Heat transfer coefficients , Cooling , Blades , Boundary-value problems , Cavities , Convection , Copper , Corners (Structural elements) , Flow (Dynamics) , Friction

Prediction of the Becalmed Region for LP Turbine Profile Design

V. Schulte, H. P. Hodson

J. Turbomach. October 1998, 120(4): 839–846. doi: https://doi.org/10.1115/1.2841797

Abstract

View articletitled, Prediction of the Becalmed Region for LP Turbine Profile Design

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Topics: Design , Turbines , Boundary layers , Turbulence , Separation (Technology) , Turbine blades , Wakes , Entropy , Flow (Dynamics) , Reynolds number

Direct Full Surface Skin Friction Measurement Using Nematic Liquid Crystal Techniques

D. R. Buttsworth, S. J. Elston, T. V. Jones

J. Turbomach. October 1998, 120(4): 847–853. doi: https://doi.org/10.1115/1.2841798

Abstract

View articletitled, Direct Full Surface Skin Friction Measurement Using Nematic Liquid Crystal Techniques

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Topics: Liquid crystals , Skin friction (Fluid dynamics) , Equilibrium (Physics) , Calibration , Laminar flow , Molecular dynamics , Molecular rotation , Physics , Shear stress

Discussions

Discussion: “Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors” (Furukawa, M., Saiki K., Nagayoshi, K., Kuroumaru, M., and Inoue, M., 1998, ASME J. Turbomach., 120, pp. 683–692)

N. A. Cumpsty

J. Turbomach. October 1998, 120(4): 693. doi: https://doi.org/10.1115/1.2841778

View articletitled, Discussion: “Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors” (Furukawa, M., Saiki K., Nagayoshi, K., Kuroumaru, M., and Inoue, M., 1998, ASME J. Turbomach., 120, pp. 683–692)

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Topics: Compressors , Leakage flows , Rotors

Closure to “Discussion of ‘Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors’” (1998, ASME J. Turbomach., 120, p. 693)

M. Furukawa, K. Saiki, K. Nagayoshi, M. Kuroumaru, M. Inoue

J. Turbomach. October 1998, 120(4): 693–694. doi: https://doi.org/10.1115/1.2841779

View articletitled, Closure to “Discussion of ‘Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors’” (1998, ASME J. Turbomach., 120, p. 693)

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Topics: Compressors , Leakage flows

Discussion: “On the Conservation of Rothalpy in Turbomachines” (Lyman, F. A., 1993, ASME J. Turbomach., 115, pp. 520–526)

H. B. Urbach, E. Jones

J. Turbomach. October 1998, 120(4): 854–855. doi: https://doi.org/10.1115/1.2841799

View articletitled, Discussion: “On the Conservation of Rothalpy in Turbomachines” (Lyman, F. A., 1993, ASME J. Turbomach., 115, pp. 520–526)

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Topics: Turbomachinery

Closure to “Discussion of ‘On the Conservation of Rothalpy in Turbomachines’” (1998, ASME J. Turbomach., 120, pp. 854–855)

F. A. Lyman

J. Turbomach. October 1998, 120(4): 855–856. doi: https://doi.org/10.1115/1.2841800

View articletitled, Closure to “Discussion of ‘On the Conservation of Rothalpy in Turbomachines’” (1998, ASME J. Turbomach., 120, pp. 854–855)

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Research Papers

1997 Best Paper Award—Controls and Diagnostics Committee: Active Stabilization of Rotating Stall and Surge in a Transonic Single-Stage Axial Compressor

Experiments in Active Control of Stall on an Aeroengine Gas Turbine

Effects of Nonaxisymmetric Tip Clearance on Axial Compressor Performance and Stability

Viscous Throughflow Modeling of Axial Compressor Bladerows Using a Tangential Blade Force Hypothesis

Inner Workings of Aerodynamic Sweep

Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors

The Influence of Wake–Wake Interactions on Loss Fluctuations of a Downstream Axial Compressor Blade Row

Reduction of Unsteady Blade Loading by Beneficial Use of Vortical and Potential Disturbances in an Axial Compressor With Rotor Clocking

The Influence of Downstream Passage on the Flow Within an Annular S-Shaped Duct

On the Design Criteria for Suppression of Secondary Flows in Centrifugal and Mixed Flow Impellers

Sound Generation by a Centrifugal Pump at Blade Passing Frequency

An Analysis Method for Multistage Transonic Turbines With Coolant Mass Flow Addition

Effect of Squealer Tip on Rotor Heat Transfer and Efficiency

Unsteady Total Temperature Measurements Downstream of a High-Pressure Turbine

Aspects of Vane Film Cooling With High Turbulence: Part I—Heat Transfer

Aspects of Vane Film Cooling With High Turbulence: Part II—Adiabatic Effectiveness

Effects of Very High Free-Stream Turbulence on the Jet–Mainstream Interaction in a Film Cooling Flow

Measurements in Film Cooling Flows: Hole L/D and Turbulence Intensity Effects

Detailed Film Cooling Measurements on a Cylindrical Leading Edge Model: Effect of Free-Stream Turbulence and Coolant Density

Effect of Unsteady Wake on Detailed Heat Transfer Coefficient and Film Effectiveness Distributions for a Gas Turbine Blade

Heat Transfer in a Rotating Cavity With a Peripheral Inflow and Outflow of Cooling Air

The Effect of Turbulence on the Heat Transfer in Closed Gas-Filled Rotating Annuli

Low-Aspect-Ratio Rib Heat Transfer Coefficient Measurements in a Square Channel

Prediction of the Becalmed Region for LP Turbine Profile Design

Direct Full Surface Skin Friction Measurement Using Nematic Liquid Crystal Techniques

Discussions

Discussion: “Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors” (Furukawa, M., Saiki K., Nagayoshi, K., Kuroumaru, M., and Inoue, M., 1998, ASME J. Turbomach., 120, pp. 683–692)

Closure to “Discussion of ‘Effects of Stream Surface Inclination on Tip Leakage Flow Fields in Compressor Rotors’” (1998, ASME J. Turbomach., 120, p. 693)

Discussion: “On the Conservation of Rothalpy in Turbomachines” (Lyman, F. A., 1993, ASME J. Turbomach., 115, pp. 520–526)

Closure to “Discussion of ‘On the Conservation of Rothalpy in Turbomachines’” (1998, ASME J. Turbomach., 120, pp. 854–855)

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