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Journal Articles

Electrochemical Defect Analysis of Additive Manufactured Components

Florian Sous, Tim Herrig, Thomas Bergs, Florian Karges, Nicole Feiling, Markus Zeis
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011001.
Paper No: GTP-21-1341
https://doi.org/10.1115/1.4052199
Published Online: October 12, 2021
View Article titled, Electrochemical Defect Analysis of Additive Manufactured Components
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Topics: Additive manufacturing, Defect analysis, Machining, Quality control, X-rays
Journal Articles

X-Ray Phase Contrast Imaging of Liquid Film and Spray Development Inside an Aircraft Engine Swirler

Brandon A. Sforzo, Alan L. Kastengren, Katarzyna E. Matusik, Felipe Gomez del Campo, Christopher F. Powell
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121003.
Paper No: GTP-19-1387
https://doi.org/10.1115/1.4045217
Published Online: November 8, 2019
View Article titled, X-Ray Phase Contrast Imaging of Liquid Film and Spray Development Inside an Aircraft Engine Swirler
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Topics: Aircraft engines, Drops, Flow (Dynamics), Fuels, Geometry, Imaging, Liquid films, Nozzles, Sprays, X-rays
Journal Articles

Synchrotron X-Ray Diffraction Measurements Mapping Internal Strains of Thermal Barrier Coatings During Thermal Gradient Mechanical Fatigue Loading

Kevin Knipe, Albert C. Manero, II, Stephen Sofronsky, John Okasinski, Jonathan Almer, Janine Wischek, Carla Meid, Anette Karlsson, Marion Bartsch, Seetha Raghavan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2015, 137(8): 082506.
Paper No: GTP-14-1570
https://doi.org/10.1115/1.4029480
Published Online: August 1, 2015
View Article titled, Synchrotron X-Ray Diffraction Measurements Mapping Internal Strains of Thermal Barrier Coatings During Thermal Gradient Mechanical Fatigue Loading
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Topics: Coatings, Fatigue, Stress, Temperature, Temperature gradient, Thermal barrier coatings, X-ray diffraction, Cycles, Cooling, High temperature
Journal Articles

Three-Dimensional Mass Fraction Distribution of a Spray Measured by X-Ray Computed Tomography

Filippo Coletti, Michael J. Benson, Alexander L. Sagues, Benjamin H. Miller, Rebecca Fahrig, John K. Eaton
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2014, 136(5): 051508.
Paper No: GTP-13-1414
https://doi.org/10.1115/1.4026245
Published Online: January 9, 2014
View Article titled, Three-Dimensional Mass Fraction Distribution of a Spray Measured by X-Ray Computed Tomography
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Topics: Computerized tomography, Sprays, X-rays, Density, Nozzles
Journal Articles

Understanding the Acoustic Oscillations Observed in the Injection Rate of a Common-Rail Direct Injection Diesel Injector

Julien Manin, Alan Kastengren, Raul Payri
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2012, 134(12): 122801.
https://doi.org/10.1115/1.4007276
Published Online: October 11, 2012
View Article titled, Understanding the Acoustic Oscillations Observed in the Injection Rate of a Common-Rail Direct Injection Diesel Injector
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Topics: Ejectors, Momentum, Nozzles, Oscillations, Pressure, Sprays, Signals, Needles, Fuels, Flow (Dynamics)
Journal Articles

End-of-Injection Behavior of Diesel Sprays Measured With X-Ray Radiography

Alan Kastengren, Christopher F. Powell, F. Zak Tilocco, Zunping Liu, Seoksu Moon, Xusheng Zhang, Jian Gao
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. September 2012, 134(9): 094501.
https://doi.org/10.1115/1.4006981
Published Online: July 18, 2012
View Article titled, End-of-Injection Behavior of Diesel Sprays Measured With X-Ray Radiography
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Topics: Density, Diesel, Nozzles, Sprays, Waves, X-rays, Steady state
Journal Articles

Cylindrical IEC Fusion Neutron Source for Broad Area NAA

George H. Miley, Hiromu Momota, Hugo Leon, Ben Ulmen, Guilherme Amadio, Atanu Khan, George Chen, William Matisiak, Ali Azeem, Paul Keutelian
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. December 2011, 133(12): 124502.
https://doi.org/10.1115/1.4002889
Published Online: September 14, 2011
View Article titled, Cylindrical IEC Fusion Neutron Source for Broad Area NAA
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Topics: Design, Inspection, Neutron activation analysis, Neutron sources, Neutrons, Explosives, Plasmas (Ionized gases), Sensors, X-rays, Geometry
Journal Articles

The Effects of Diesel Injector Needle Motion on Spray Structure

C. F. Powell, A. L. Kastengren, Z. Liu, K. Fezzaa
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2011, 133(1): 012802.
https://doi.org/10.1115/1.4001073
Published Online: September 24, 2010
View Article titled, The Effects of Diesel Injector Needle Motion on Spray Structure
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Topics: Ejectors, Flow (Dynamics), Needles, Nozzles, Sprays, Diesel, X-rays, Simulation, Imaging, Geometry
Journal Articles

Measurement of Biodiesel Blend and Conventional Diesel Spray Structure Using X-Ray Radiography

A. L. Kastengren, C. F. Powell, K.-S. Im, Y.-J. Wang, J. Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2009, 131(6): 062802.
https://doi.org/10.1115/1.3094023
Published Online: July 14, 2009
View Article titled, Measurement of Biodiesel Blend and Conventional Diesel Spray Structure Using X-Ray Radiography
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Topics: Biodiesel, Nozzles, Sprays, Density, X-rays, Fuels, Pressure, Diesel
Journal Articles

Gas Turbine Aero-Engine First Stage Turbine Blade Failure Investigation

Alaaeldin H. Mustafa, Hameed H. Badairy, Sudhir Mehta
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. September 2009, 131(5): 054504.
https://doi.org/10.1115/1.3078782
Published Online: June 5, 2009
View Article titled, Gas Turbine Aero-Engine First Stage Turbine Blade Failure Investigation
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Topics: Aircraft engines, Blades, Cooling, Failure, Gas turbines, Turbine blades, X-rays, Particulate matter, Coatings, Film cooling
Journal Articles

Study of Diesel Jet Variability Using Single-Shot X-Ray Radiography

A. L. Kastengren, C. F. Powell, Y.-J. Wang, J. Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 032811.
https://doi.org/10.1115/1.2830861
Published Online: April 3, 2008
View Article titled, Study of Diesel Jet Variability Using Single-Shot X-Ray Radiography
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Topics: Density, Diesel, Nozzles, Pressure, Sprays, X-rays
Journal Articles

CT Multiscan: Using Small Area Detectors to Image Large Components

E. A. Sivers, W. A. Ellingson, S. A. Snyder, D. A. Holloway
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1996, 118(4): 711–716.
https://doi.org/10.1115/1.2816985
Published Online: October 1, 1996
View Article titled, CT Multiscan: Using Small Area Detectors to Image Large Components
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Topics: Sensors, X-rays, Inspection, Computerized tomography, Geometry, Grinding, Industrial ceramics, Signals
Journal Articles

Surface Effects on Deposits From Jet Fuels

J. S. Ervin, S. P. Heneghan, C. R. Martel, T. F. Williams
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1996, 118(2): 278–285.
https://doi.org/10.1115/1.2816589
Published Online: April 1, 1996
View Article titled, Surface Effects on Deposits From Jet Fuels
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Topics: Aircraft, Augers, Electromagnetic induction, Electron spectroscopy, Flow (Dynamics), Heat exchangers, Jet fuels, Low temperature, Metal surfaces, Oxidation
Journal Articles

Computed Tomography Evaluation of Metal-Matrix Composites for Aeropropulsion Engine Applications

R. N. Yancey, G. Y. Baaklini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 1994, 116(3): 635–639.
https://doi.org/10.1115/1.2906867
Published Online: July 1, 1994
View Article titled, Computed Tomography Evaluation of Metal-Matrix Composites for Aeropropulsion Engine Applications
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Topics: Composite materials, Computerized tomography, Engines, Metals, Fibers, Metal matrix composites, Resolution (Optics), Density, Nondestructive evaluation, Packing (Shipments)
Journal Articles

The In-Process Dressing Characteristics of Vitrified Bonded CBN Grinding Wheels

J. Williams, H. Yazdzik
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1993, 115(1): 200–204.
https://doi.org/10.1115/1.2906679
Published Online: January 1, 1993
View Article titled, The In-Process Dressing Characteristics of Vitrified Bonded CBN Grinding Wheels
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Topics: Grinding wheels, Wheels, Grinding, Manufacturing, Bearing steel, Bearings, Boron, Carbon steel, Creep, Cycles
Journal Articles

Neutron and Positron Techniques for Fluid Transfer System Analysis and Remote Temperature and Stress Measurement

P. A. E. Stewart
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1988, 110(2): 279–288.
https://doi.org/10.1115/1.3240118
Published Online: April 1, 1988
View Article titled, Neutron and Positron Techniques for Fluid Transfer System Analysis and Remote Temperature and Stress Measurement
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Topics: Fluids, Neutrons, Positrons, Stress, Systems analysis, Temperature, Engines, Compressors, Disks, Inspection