Dr. Andrew L. Gyekenyesi Profile

Dr. Andrew L. Gyekenyesi

Director of Research/Chief Scientist at Ohio Aerospace Institute

SPIE Involvement:

Conference Chair | Editor | Author

Proceedings Article | 1 April 2015 Paper

Using a general purpose finite element approach to attain higher fidelity rotordynamic analyses

Andrew Gyekenyesi, Adam Wroblewski

Proceedings Volume 9437, 943713 (2015) https://doi.org/10.1117/12.2084625

KEYWORDS: Chemical elements, Solid modeling, 3D modeling, Computer aided design, Visualization, Systems modeling, Physics, Solids, Aerospace engineering, Roads

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Proceedings Article | 10 April 2014 Paper

Utilizing a general purpose finite element approach for assessing the rotordynamic response of a flexible disk/shaft system

Adam Wroblewski, Andrew Gyekenyesi

Proceedings Volume 9063, 906320 (2014) https://doi.org/10.1117/12.2046446

KEYWORDS: Chemical elements, Systems modeling, Visualization, Computer aided design, 3D modeling, Error analysis, Computing systems, Physics, Solid modeling, Solids

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Proceedings Article | 10 April 2014 Paper

Characterizing damage in ceramic matrix composites

Andrew Gyekenyesi, Christopher Baker, Gregory Morscher

Proceedings Volume 9063, 90631L (2014) https://doi.org/10.1117/12.2046630

KEYWORDS: Composites, Resistance, Nondestructive evaluation, Thermography, Sensors, Ceramics, Silicon carbide, Acoustic emission, Aerospace engineering, Failure analysis

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Proceedings Article | 18 April 2011 Paper

Detecting cracks in ceramic matrix composites by electrical resistance

Craig Smith, Andrew Gyekenyesi

Proceedings Volume 7983, 79830N (2011) https://doi.org/10.1117/12.882027

KEYWORDS: Resistance, Composites, Ceramics, Ultrasonics, Nondestructive evaluation, Wave plates, Silicon carbide, Transducers, Polishing, Aerospace engineering

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Proceedings Article | 19 May 2005 Paper

Application of nonlinear dynamics tools for diagnosis of cracked rotor vibration signatures

Jerzy Sawicki, Xi Wu, Andrew Gyekenyesi, George Baaklini

Proceedings Volume 5767, (2005) https://doi.org/10.1117/12.601788

KEYWORDS: Nonlinear dynamics, Complex systems, Dynamical systems, Tellurium, Mechanical engineering, Transducers, Finite element methods, Anisotropy, Nondestructive evaluation, Aerospace engineering

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Proceedings Article | 9 May 2005 Paper

Structural damage assessment of propulsion system components by impedance based health monitoring

Richard Martin, Andrew Gyekneyesi, Jerzy Sawicki, George Baaklini

Proceedings Volume 5770, (2005) https://doi.org/10.1117/12.602110

KEYWORDS: Ferroelectric materials, Structural health monitoring, Sensors, Nondestructive evaluation, Aluminum, Damage detection, Inspection, Data acquisition, Software development, Ultrasonics

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Proceedings Article | 20 July 2004 Paper

Analysis of transient response of cracked flexible rotor

Jerzy Sawicki, Andrew Gyekenyesi, George Baaklini

Proceedings Volume 5393, (2004) https://doi.org/10.1117/12.547996

KEYWORDS: Tantalum, Analytical research, Roads, Matrices, Mechanical engineering, Mathematical modeling, Nondestructive evaluation, Aerospace engineering, Composites, Motion models

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Proceedings Article | 12 April 2004 Paper

Evaluating the mechanical behavior of notched SiC/SiC composites using thermoelastic stress analysis

Andrew Gyekenyesi, Gregory Morscher

Proceedings Volume 5405, (2004) https://doi.org/10.1117/12.544544

KEYWORDS: Composites, Silicon carbide, Temperature metrology, Stress analysis, Ceramics, Infrared cameras, Thermography, Cameras, Acoustic emission, Analytical research

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Proceedings Article | 1 August 2003 Paper

Vibration-based crack diagnosis in rotating shafts during acceleration through resonance

Jerzy Sawicki, Xi Wu, George Baaklini, Andrew Gyekenyesi

Proceedings Volume 5046, (2003) https://doi.org/10.1117/12.484297

KEYWORDS: Motion models, Nondestructive evaluation, Systems modeling, Roads, Nomenclature, Dynamical systems, Analytical research, Safety, Inspection, Vibrometry

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Proceedings Article | 1 August 2003 Paper

Development and testing of an automated acousto-ultrasonic scan system

Richard Martin, Andrew Gyekenyesi, Donald Roth

Proceedings Volume 5046, (2003) https://doi.org/10.1117/12.484295

KEYWORDS: Transducers, Composites, Ultrasonics, Nondestructive evaluation, Ceramics, Scanners, Signal detection, Data acquisition, Wave plates, Signal attenuation

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Proceedings Article | 18 June 2002 Paper

Modal-based diagnostics of cracked rotors

Jerzy Sawicki, Andrew Gyekenyesi, George Baaklini

Proceedings Volume 4704, (2002) https://doi.org/10.1117/12.470718

KEYWORDS: Sensors, Nondestructive evaluation, Matrices, Actuators, Diagnostics, Neodymium, Damage detection, Manufacturing, Data modeling, Roads

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Proceedings Article | 18 June 2002 Paper

Effect of experimental conditions on acousto-ultrasonic reproducibility

Andrew Gyekenyesi, Laura Harmon, Harold Kautz

Proceedings Volume 4704, (2002) https://doi.org/10.1117/12.470723

KEYWORDS: Transducers, Ultrasonics, Composites, Nondestructive evaluation, Signal attenuation, Signal detection, Statistical analysis, Silicon carbide, Failure analysis, Roads

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Proceedings Article | 18 June 2002 Paper

Pulsed thermography of ceramic matrix composites

Richard Martin, Andrew Gyekenyesi

Proceedings Volume 4704, (2002) https://doi.org/10.1117/12.470713

KEYWORDS: Thermography, Composites, Ultrasonics, Image processing, Nondestructive evaluation, Data acquisition, Infrared cameras, Image analysis, Ceramics, Lamps

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Proceedings Article | 18 June 2002 Paper

Investigations of delaminations with ultrasonic spectroscopy

Laura Harmon, Andrew Gyekenyesi, Richard Martin, George Baaklini

Proceedings Volume 4704, (2002) https://doi.org/10.1117/12.470722

KEYWORDS: Ultrasonics, Spectroscopy, Transducers, Composites, Nondestructive evaluation, Ultrasonography, Polymers, Acoustics, Computing systems, Aerospace engineering

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Proceedings Article | 3 August 2001 Paper

Rotor health monitoring and damage detection utilizing a disk spin simulation system

Andrew Gyekenyesi, George Baaklini

Proceedings Volume 4336, (2001) https://doi.org/10.1117/12.435562

KEYWORDS: Sensors, Teeth, Information operations, Nondestructive evaluation, Damage detection, Sensing systems, Titanium, Calibration, Fluctuations and noise, Data modeling

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Proceedings Article | 13 May 2000 Paper

Quantifying residual stresses by means of thermoelastic stress analysis

Andrew Gyekenyesi, George Baaklini

Proceedings Volume 3993, (2000) https://doi.org/10.1117/12.385479

KEYWORDS: Temperature metrology, Cameras, Sensors, Stress analysis, Infrared cameras, Titanium, Nickel, Imaging systems, Electronics, Infrared imaging

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Proceedings Article | 8 February 1999 Paper

Thermoelastic stress analysis: the mean stress effect in metallic alloys

Andrew Gyekenyesi, George Baaklini

Proceedings Volume 3585, (1999) https://doi.org/10.1117/12.339842

KEYWORDS: Cameras, Stress analysis, Temperature metrology, Titanium, Sensors, Nickel, Imaging systems, Infrared cameras, Error analysis, Calibration

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Showing 5 of 17 publications

SPIE Conference Volume | 9 May 2023

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XVII

SPIE Conference Volume | 28 April 2022

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XVI

SPIE Conference Volume | 4 May 2021

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XV

SPIE Conference Volume | 26 May 2020

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XIV

SPIE Conference Volume | 9 July 2019

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XIII

Showing 5 of 18 publications

Conference Committee Involvement (24)

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XIX

17 March 2025 | Vancouver, Canada

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XVIII

25 March 2024 | Long Beach, California, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XVII

13 March 2023 | Long Beach, California, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XVI

7 March 2022 | Long Beach, California, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XV

22 March 2021 | Online Only, California, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XIV

27 April 2020 | Online Only, California, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XIII

4 March 2019 | Denver, Colorado, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XII

5 March 2018 | Denver, Colorado, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XI

26 March 2017 | Portland, Oregon, United States

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, and Civil Infrastructure X

21 March 2016 | Las Vegas, Nevada, United States

Structural Health Monitoring and Inspection of Advanced Materials, Aerospace, and Civil Infrastructure IX

9 March 2015 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security VIII

10 March 2014 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security VII

10 March 2013 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security VI

12 March 2012 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security V

7 March 2011 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security IV

8 March 2010 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security III

9 March 2009 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security II

11 March 2008 | San Diego, California, United States

Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security

20 March 2007 | San Diego, California, United States

Nondestructive Evaluation and Health Monitoring of Aerospace Materials, Composites, and Civil Infrastructure V

28 February 2006 | San Diego, CA, United States

Nondestructive Evaluation and Health Monitoring of Aerospace Materials, Composites, and Civil Infrastructure IV

8 March 2005 | San Diego, CA, United States

Nondestructive Evaluation and Health Monitoring of Aerospace Materials and Composites III

16 March 2004 | San Diego, CA, United States

Nondestructive Evaluation and Health Monitoring of Aerospace Materials and Composites

3 March 2003 | San Diego, California, United States

NDE and Health Monitoring of Aerospace Materials and Civil Infrastructures

18 March 2002 | San Diego, California, United States

Showing 5 of 24 Conference Committees

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