Volume 107 Issue 1 | J. Eng. Gas Turbines Power

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Volume 107, Issue 1

January 1985

ISSN 0742-4795

EISSN 1528-8919

Research Papers

Some Practical Aspects of Staged Premixed, Low Emissions Combustion

A. Sotheran, D. E. Pearce, D. L. Overton

J. Eng. Gas Turbines Power. January 1985, 107(1): 2–9. doi: https://doi.org/10.1115/1.3239694

Abstract

View articletitled, Some Practical Aspects of Staged Premixed, Low Emissions Combustion

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Topics: Combustion , Emissions , Combustion chambers , Ducts , Dimensions , Fuel injectors , Geometry

Weak Limits of Premixed Gases

J. Odgers, D. Kretschmer, J. Halpin

J. Eng. Gas Turbines Power. January 1985, 107(1): 10–17. doi: https://doi.org/10.1115/1.3239668

Abstract

View articletitled, Weak Limits of Premixed Gases

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Topics: Carbon dioxide , Fuels , Gases , Methane , Oxygen , Specific heat , Temperature

The Effect of Oxygen Concentration on Ignition of Fuel Spray in Low-Pressure Air Flow

Y. H. Zhao, N. K. Chen, J. S. Chin

J. Eng. Gas Turbines Power. January 1985, 107(1): 18–23. doi: https://doi.org/10.1115/1.3239682

Abstract

View articletitled, The Effect of Oxygen Concentration on Ignition of Fuel Spray in Low-Pressure Air Flow

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Topics: Air flow , Fuels , Ignition , Oxygen , Pressure , Sprays , Combustion chambers , Design , Evaporation

Fuel Effects on Gas Turbine Combustion—Ignition, Stability, and Combustion Efficiency

A. H. Lefebvre

J. Eng. Gas Turbines Power. January 1985, 107(1): 24–37. doi: https://doi.org/10.1115/1.3239693

Abstract

View articletitled, Fuel Effects on Gas Turbine Combustion—Ignition, Stability, and Combustion Efficiency

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Topics: Combustion , Fuels , Gas turbines , Ignition , Stability , Combustion chambers , Chemistry , Design , Evaporation , Propulsion

Optical Measurements of Soot Size and Number Density in a Spray-Atomized, Swirl-Stabilized Combustor

C. P. Wood, G. S. Samuelsen

J. Eng. Gas Turbines Power. January 1985, 107(1): 38–47. doi: https://doi.org/10.1115/1.3239695

Abstract

View articletitled, Optical Measurements of Soot Size and Number Density in a Spray-Atomized, Swirl-Stabilized Combustor

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Topics: Combustion chambers , Density , Optical measurement , Soot , Sprays , Fuels , Particulate matter , Nozzles , Smoke , Electromagnetic scattering

Computation of Nitric Oxide and Soot Emissions From Turbulent Diffusion Flames

T. Ahmad, S. L. Plee, J. P. Myers

J. Eng. Gas Turbines Power. January 1985, 107(1): 48–53. doi: https://doi.org/10.1115/1.3239696

Abstract

View articletitled, Computation of Nitric Oxide and Soot Emissions From Turbulent Diffusion Flames

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Topics: Computation , Emissions , Flames , Soot , Turbulent diffusion , Sprays , Turbulence , Combustion , Flow (Dynamics) , Air entrainment

Free-Stream Turbulence and Pressure Gradient Effects on Heat Transfer and Boundary Layer Development on Highly Cooled Surfaces

K. Rued, S. Wittig

J. Eng. Gas Turbines Power. January 1985, 107(1): 54–59. doi: https://doi.org/10.1115/1.3239697

Abstract

View articletitled, Free-Stream Turbulence and Pressure Gradient Effects on Heat Transfer and Boundary Layer Development on Highly Cooled Surfaces

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Topics: Boundary layers , Heat transfer , Pressure gradient , Turbulence , Cooling , Boundary layer turbulence , Flat plates , Flow (Dynamics)

Airfoil Heat Transfer Calculation Using a Low Reynolds Number Version of a Two-Equation Turbulence Model

J. H. Wang, H. F. Jen, E. O. Hartel

J. Eng. Gas Turbines Power. January 1985, 107(1): 60–67. doi: https://doi.org/10.1115/1.3239698

Abstract

View articletitled, Airfoil Heat Transfer Calculation Using a Low Reynolds Number Version of a Two-Equation Turbulence Model

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Topics: Airfoils , Heat transfer , Reynolds number , Turbulence , Flow (Dynamics) , Turbines , Boundary layers , Energy dissipation , Flat plates , Heat transfer coefficients

Effect of Nonuniform Geometries on Flow Distributions and Heat Transfer Characteristics for Arrays of Impinging Jets

L. W. Florschuetz, H. H. Tseng

J. Eng. Gas Turbines Power. January 1985, 107(1): 68–75. doi: https://doi.org/10.1115/1.3239699

Abstract

View articletitled, Effect of Nonuniform Geometries on Flow Distributions and Heat Transfer Characteristics for Arrays of Impinging Jets

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Topics: Flow (Dynamics) , Heat transfer , Jets , Heat transfer coefficients

Turbine Heat Flux Measurements: Influence of Slot Injection on Vane Trailing Edge Heat Transfer and Influence of Rotor on Vane Heat Transfer

M. G. Dunn

J. Eng. Gas Turbines Power. January 1985, 107(1): 76–83. doi: https://doi.org/10.1115/1.3239700

Abstract

View articletitled, Turbine Heat Flux Measurements: Influence of Slot Injection on Vane Trailing Edge Heat Transfer and Influence of Rotor on Vane Heat Transfer

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Topics: Heat flux , Heat transfer , Rotors , Turbines , Flow (Dynamics) , Gages , Nozzle guide vanes , Shock tubes , Temperature , Thin films

Film Cooling From Two Rows of Holes Inclined in the Streamwise and Spanwise Directions

B. Jubran, A. Brown

J. Eng. Gas Turbines Power. January 1985, 107(1): 84–91. doi: https://doi.org/10.1115/1.3239701

Abstract

View articletitled, Film Cooling From Two Rows of Holes Inclined in the Streamwise and Spanwise Directions

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Topics: Film cooling , Pressure gradient , Turbulence

The Prediction of Flow Through Leading Edge Holes in a Film Cooled Airfoil With and Without Inserts

E. S. Tillman, E. O. Hartel, H. F. Jen

J. Eng. Gas Turbines Power. January 1985, 107(1): 92–98. doi: https://doi.org/10.1115/1.3239702

Abstract

View articletitled, The Prediction of Flow Through Leading Edge Holes in a Film Cooled Airfoil With and Without Inserts

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Topics: Airfoils , Flow (Dynamics) , Blades , Cooling , Air flow , Cylinders , Pressure , Turbine blades

Effects of the Condition of the Approach Boundary Layer and of Mainstream Pressure Gradients on the Heat Transfer Coefficient on Film-Cooled Surfaces

N. Hay, D. Lampard, C. L. Saluja

J. Eng. Gas Turbines Power. January 1985, 107(1): 99–104. doi: https://doi.org/10.1115/1.3239703

Abstract

View articletitled, Effects of the Condition of the Approach Boundary Layer and of Mainstream Pressure Gradients on the Heat Transfer Coefficient on Film-Cooled Surfaces

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Topics: Boundary layers , Heat transfer coefficients , Pressure gradient , Flat plates , Heat

Effects of Cooling Films on the Heat Transfer Coefficient on a Flat Plate With Zero Mainstream Pressure Gradient

N. Hay, D. Lampard, C. L. Saluja

J. Eng. Gas Turbines Power. January 1985, 107(1): 105–110. doi: https://doi.org/10.1115/1.3239667

Abstract

View articletitled, Effects of Cooling Films on the Heat Transfer Coefficient on a Flat Plate With Zero Mainstream Pressure Gradient

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Topics: Cooling , Flat plates , Heat transfer coefficients , Pressure gradient , Heat , Holographic interferometry , Lasers , Polymers

Effect of Surface Roughness on Film Cooling Performance

R. J. Goldstein, E. R. G. Eckert, H. D. Chiang, E. Elovic

J. Eng. Gas Turbines Power. January 1985, 107(1): 111–116. doi: https://doi.org/10.1115/1.3239669

Abstract

View articletitled, Effect of Surface Roughness on Film Cooling Performance

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Topics: Film cooling , Surface roughness , Density , Mass transfer

Film Cooling on a Gas Turbine Blade Near the End Wall

R. J. Goldstein, H. P. Chen

J. Eng. Gas Turbines Power. January 1985, 107(1): 117–122. doi: https://doi.org/10.1115/1.3239670

Abstract

View articletitled, Film Cooling on a Gas Turbine Blade Near the End Wall

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Topics: Blades , Film cooling , Gas turbines , Vortices , Flow (Dynamics) , Chords (Trusses) , Coolants , Cooling , Flow visualization , Jets

The Inverse Design of Internally Cooled Turbine Blades

S. R. Kennon, G. S. Dulikravich

J. Eng. Gas Turbines Power. January 1985, 107(1): 123–126. doi: https://doi.org/10.1115/1.3239671

Abstract

View articletitled, The Inverse Design of Internally Cooled Turbine Blades

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Topics: Design , Turbine blades , Blades , Temperature , Coolants , Shapes , Heat flux , Boundary-value problems , Flow (Dynamics) , Cascades (Fluid dynamics)

Boundary-Layer Transition and Separation Near the Leading Edge of a High-Speed Turbine Blade

H. P. Hodson

J. Eng. Gas Turbines Power. January 1985, 107(1): 127–134. doi: https://doi.org/10.1115/1.3239672

Abstract

View articletitled, Boundary-Layer Transition and Separation Near the Leading Edge of a High-Speed Turbine Blade

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Topics: Boundary layers , Separation (Technology) , Turbine blades , Cascades (Fluid dynamics) , Compressibility , Design , Reynolds number , Temperature , Turbulence

Heat Transfer in Thermal Barrier Coated Rods With Circumferential and Radial Temperature Gradients

B. T. F. Chung, M. M. Kermani, M. J. Braun, J. Padovan, R. C. Hendricks

J. Eng. Gas Turbines Power. January 1985, 107(1): 135–141. doi: https://doi.org/10.1115/1.3239673

Abstract

View articletitled, Heat Transfer in Thermal Barrier Coated Rods With Circumferential and Radial Temperature Gradients

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Topics: Heat transfer , Rods , Temperature gradient , Cylinders , Flames , Temperature , Ceramic coatings , Ceramics , Composite materials , Cross-flow

Acoustic Emission Evaluation of Plasma-Sprayed Thermal Barrier Coatings

C. C. Berndt

J. Eng. Gas Turbines Power. January 1985, 107(1): 142–146. doi: https://doi.org/10.1115/1.3239674

Abstract

View articletitled, Acoustic Emission Evaluation of Plasma-Sprayed Thermal Barrier Coatings

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Topics: Acoustic emissions , Plasmas (Ionized gases) , Thermal barrier coatings , Coating processes , Coatings , Composite materials , Failure , Ceramics , Failure mechanisms , Industrial ceramics

Effect of Pressure on Heat Transfer to a Particle Exposed to a Thermal Plasma

Xi Chen, E. Pfender

J. Eng. Gas Turbines Power. January 1985, 107(1): 147–151. doi: https://doi.org/10.1115/1.3239675

Abstract

View articletitled, Effect of Pressure on Heat Transfer to a Particle Exposed to a Thermal Plasma

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Topics: Heat transfer , Particulate matter , Plasmas (Ionized gases) , Pressure , Atmospheric pressure , Chemistry , Heat , Heat conduction , Heat flux , High temperature

Vibration Characteristics of the HPOTP (High-Pressure Oxygen Turbopump) of the SSME (Space Shuttle Main Engine)

D. W. Childs, D. S. Moyer

J. Eng. Gas Turbines Power. January 1985, 107(1): 152–159. doi: https://doi.org/10.1115/1.3239676

Abstract

View articletitled, Vibration Characteristics of the HPOTP (High-Pressure Oxygen Turbopump) of the SSME (Space Shuttle Main Engine)

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Topics: Engines , High pressure (Physics) , Oxygen , Space vehicles , Vibration , Bearings , Stability , Clearances (Engineering) , Stress , Diffusers

Rolling Element Bearing Monitoring Using High Gain Eddy Current Transducers

R. G. Harker, J. S. Hansen

J. Eng. Gas Turbines Power. January 1985, 107(1): 160–164. doi: https://doi.org/10.1115/1.3239677

Abstract

View articletitled, Rolling Element Bearing Monitoring Using High Gain Eddy Current Transducers

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Topics: Eddies (Fluid dynamics) , Eddy currents (Electricity) , Rolling bearings , Transducers , Bearings , Failure , Gas turbines , Probes , Vibration

Experimental Analysis of Damper Behavior of Squeeze Film Dampers for Gas Turbine Engines

S. C. Kaushal, V. A. Kumar, K. Lakshmikantan

J. Eng. Gas Turbines Power. January 1985, 107(1): 165–169. doi: https://doi.org/10.1115/1.3239678

Abstract

View articletitled, Experimental Analysis of Damper Behavior of Squeeze Film Dampers for Gas Turbine Engines

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Topics: Dampers , Experimental analysis , Gas turbines , Springs , Damping , Excitation , Film thickness , Pressure , Rotor assembly , Rotors

An Experimental Investigation of Oil-Buffered Shaft Seal Flow Rates

W. N. Shade, D. E. Hampshire

J. Eng. Gas Turbines Power. January 1985, 107(1): 170–180. doi: https://doi.org/10.1115/1.3239679

Abstract

View articletitled, An Experimental Investigation of Oil-Buffered Shaft Seal Flow Rates

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Topics: Flow (Dynamics) , Bushings , Pressure , Compressors , Gases , Temperature

Thrust Load Measurement on Aero-Engine Bearing

K. Jimboh, H. Aono, T. Chikata, Y. Hagiwara, K. Nakasu, T. Hoshino

J. Eng. Gas Turbines Power. January 1985, 107(1): 181–186. doi: https://doi.org/10.1115/1.3239680

Abstract

View articletitled, Thrust Load Measurement on Aero-Engine Bearing

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Topics: Aircraft engines , Bearings , Stress , Thrust , Engines , Temperature , Clearances (Engineering) , Rotors , Steady state , Transducers

Vibrations of Twisted Cantilevered Plates—Experimental Investigation

J. C. MacBain, R. E. Kielb, A. W. Leissa

J. Eng. Gas Turbines Power. January 1985, 107(1): 187–196. doi: https://doi.org/10.1115/1.3239681

Abstract

View articletitled, Vibrations of Twisted Cantilevered Plates—Experimental Investigation

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Topics: Plates (structures) , Vibration , Mode shapes , Analytical methods , Blades , Gas turbines , Governments , Modeling , Propulsion

A Blade Loss Response Spectrum for Flexible Rotor Systems

M. Alam, H. D. Nelson

J. Eng. Gas Turbines Power. January 1985, 107(1): 197–204. doi: https://doi.org/10.1115/1.3239683

Abstract

View articletitled, A Blade Loss Response Spectrum for Flexible Rotor Systems

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Topics: Blades , Rotors , Displacement , Spectra (Spectroscopy) , Bearings , Damping , Particle spin , Rotation , Shock (Mechanics) , Spin (Aerodynamics)

The Interaction Between Mistuning and Friction in the Forced Response of Bladed Disk Assemblies

J. H. Griffin, A. Sinha

J. Eng. Gas Turbines Power. January 1985, 107(1): 205–211. doi: https://doi.org/10.1115/1.3239684

Abstract

View articletitled, The Interaction Between Mistuning and Friction in the Forced Response of Bladed Disk Assemblies

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Topics: Disks , Friction , Blades , Dampers , Design , Dynamic response , Gas turbines , Resonance , Turbine blades

Transient Thermal Stresses in a Reinforced Hollow Disk or Cylinder Containing a Radial Crack

Renji Tang, F. Erdogan

J. Eng. Gas Turbines Power. January 1985, 107(1): 212–219. doi: https://doi.org/10.1115/1.3239685

Abstract

View articletitled, Transient Thermal Stresses in a Reinforced Hollow Disk or Cylinder Containing a Radial Crack

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Topics: Cylinders , Disks , Fracture (Materials) , Thermal stresses , Transients (Dynamics) , Membranes , Temperature , Stress , Thermoelasticity

Observations on the Interaction of High Mean Stress and Type II Hot Corrosion on the Fatigue Behavior of a Nickel Base Superalloy

J. M. Allen, G. A. Whitlow

J. Eng. Gas Turbines Power. January 1985, 107(1): 220–224. doi: https://doi.org/10.1115/1.3239686

Abstract

View articletitled, Observations on the Interaction of High Mean Stress and Type II Hot Corrosion on the Fatigue Behavior of a Nickel Base Superalloy

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Topics: Corrosion , Fatigue , Nickel , Stress , Superalloys , Alloys , Failure , Stress corrosion cracking , Blades , Creep

Deformation of Curved Bars With Creep

J. H. Lau, C. K. Hu

J. Eng. Gas Turbines Power. January 1985, 107(1): 225–230. doi: https://doi.org/10.1115/1.3239687

Abstract

View articletitled, Deformation of Curved Bars With Creep

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Topics: Creep , Deformation , Stress

A Simplified Method for Elastic-Plastic-Creep Structural Analysis

A. Kaufman

J. Eng. Gas Turbines Power. January 1985, 107(1): 231–237. doi: https://doi.org/10.1115/1.3239688

Abstract

View articletitled, A Simplified Method for Elastic-Plastic-Creep Structural Analysis

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Topics: Creep , Structural analysis , Stress , Finite element analysis , Hardening , Relaxation (Physics) , Computer software , Cycles , Inelastic analysis , Kinematics