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Proceedings Papers

Natural Frequency Based Topology Optimization of an Aircraft Engine Support Frame

Braden T. Warwick, Chris K. Mechefske, Il Yong Kim

Proc. ASME. IDETC-CIE2020, Volume 7: 32nd Conference on Mechanical Vibration and Noise (VIB), V007T07A012, August 17–19, 2020

Paper No: DETC2020-22286

DOI: https://doi.org/10.1115/DETC2020-22286

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Topics: Aircraft engines, Optimization, Topology, Design, Engines, Excitation, Geometry, Aerospace industry, Safety, Stiffness

Proceedings Papers

Experimental Modal Analysis of Business Jet Fuselage Tail Section Sub-Assemblies

Ian A. Donaldson, Chris K. Mechefske

Proc. ASME. IDETC-CIE2020, Volume 7: 32nd Conference on Mechanical Vibration and Noise (VIB), V007T07A013, August 17–19, 2020

Paper No: DETC2020-22314

DOI: https://doi.org/10.1115/DETC2020-22314

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Topics: Modal analysis, Computer simulation, Testing, Aircraft, Construction, Data acquisition, Dynamic response, Excitation, Mode shapes

Proceedings Papers

Computational Modal Analysis of Half Scale Generic Business Jet Substructures

Chris B. Lam, Chris K. Mechefske

Proc. ASME. IDETC-CIE2020, Volume 7: 32nd Conference on Mechanical Vibration and Noise (VIB), V007T07A014, August 17–19, 2020

Paper No: DETC2020-22317

DOI: https://doi.org/10.1115/DETC2020-22317

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Topics: Aerospace industry, Aircraft, Computer simulation, Finite element model, Modal analysis, Mode shapes, Plates (structures), Skin, Stiffness, Stress

Journal Articles

Effect of Bulkhead Pressurization on the Vibro-Acoustic Properties of an Aft-Fuselage-Mounted Twin-Engine Aircraft

Braden T. Warwick, Chris K. Mechefske, Il Yong Kim

J. Vib. Acoust. February 2020, 142(1): 011001.

Paper No: VIB-19-1093

DOI: https://doi.org/10.1115/1.4044864

Published Online: October 16, 2019

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Topics: Acoustics, Aircraft, Breakwaters, Engines, Modal analysis, Noise (Sound), Frequency response

Journal Articles

Multi-Objective Model Updating Optimization Considering Orthogonality

Braden T. Warwick, Il Yong Kim, Chris K. Mechefske

J. Comput. Nonlinear Dynam. June 2019, 14(6): 061009.

Paper No: CND-18-1525

DOI: https://doi.org/10.1115/1.4043086

Published Online: April 8, 2019

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Topics: Degrees of freedom, Errors, Mode shapes, Optimization, Pareto optimization, Algorithms, Modal assurance criterion, Finite element model, Stiffness, Design

Proceedings Papers

Cutting Tool Wear Estimation Using a Genetic Algorithm Based Long Short-Term Memory Neural Network

Wennian Yu, Chris K. Mechefske, Il Yong Kim

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A037, August 26–29, 2018

Paper No: DETC2018-85253

DOI: https://doi.org/10.1115/DETC2018-85253

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Topics: Artificial neural networks, Cutting tools, Genetic algorithms, Wear, Errors, Condition monitoring, Milling, Optimization, Product quality, Time series

Proceedings Papers

Effect of Stiffener Configuration on Bulkhead Modal Parameters

Braden T. Warwick, Chris K. Mechefske, Il Yong Kim

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A007, August 26–29, 2018

Paper No: DETC2018-85385

DOI: https://doi.org/10.1115/DETC2018-85385

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Topics: Breakwaters, Optimization, Aircraft engines, Boundary-value problems, Density, Engines

Proceedings Papers

Experimental and Computational Methods for Investigating Automotive Door Closure Sounds

Giuseppe T. V. Garro, Chris K. Mechefske

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A010, August 26–29, 2018

Paper No: DETC2018-85628

DOI: https://doi.org/10.1115/DETC2018-85628

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Topics: Computational methods, Doors, Sound pressure, Acoustics, Computation, Condensers (steam plant), Experimental methods, Microphone arrays, Transients (Dynamics), Wavelet transforms

Proceedings Papers

Modal Analysis of Magnetic Resonance Imaging (MRI) Scanner Support Structure

Geneviève Rodrigue, Chris K. Mechefske

Proc. ASME. IDETC-CIE2018, Volume 8: 30th Conference on Mechanical Vibration and Noise, V008T10A011, August 26–29, 2018

Paper No: DETC2018-85651

DOI: https://doi.org/10.1115/DETC2018-85651

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Topics: Magnetic resonance imaging, Modal analysis, Eigenvalues, Design, Excitation, Machinery, Mode shapes, Resonance, Vibration, Vibration isolation

Journal Articles

Predictive Compressor Wash Optimization for Economic Operation of Gas Turbine

Houman Hanachi, Jie Liu, Ping Ding, Il Yong Kim, Chris K. Mechefske

J. Eng. Gas Turbines Power. December 2018, 140(12): 121006.

Paper No: GTP-18-1117

DOI: https://doi.org/10.1115/1.4041168

Published Online: October 8, 2018

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Topics: Compressors, Fuel consumption, Gas turbines, Optimization

Proceedings Papers

Computational Modal Analysis of a Twin-Engine Rear Fuselage Mounted Aircraft Support Frame

Braden T. Warwick, Chris K. Mechefske, Il Yong Kim

Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A007, August 6–9, 2017

Paper No: DETC2017-67365

DOI: https://doi.org/10.1115/DETC2017-67365

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Topics: Aircraft, Engines, Modal analysis, Density, Aircraft engines, Blades

Proceedings Papers

Experimental Modal Analysis of a Half-Scale Model Twin-Engine Aircraft Rear Fuselage Engine Mount Support Frame

Diego A. Chamberlain, Chris K. Mechefske

Proc. ASME. IDETC-CIE2017, Volume 8: 29th Conference on Mechanical Vibration and Noise, V008T12A008, August 6–9, 2017

Paper No: DETC2017-67389

DOI: https://doi.org/10.1115/DETC2017-67389

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Topics: Aircraft, Engines, Modal analysis, Testing, Mode shapes, Aerospace industry, Curve fitting, Frequency response, Hammers

Proceedings Papers

FEM-BEM Modeling and Experimental Verification of the Vibro-Acoustic Behaviour of a Section of Aircraft Fuselage

Viken N. Koukounian, Chris K. Mechefske

Proc. ASME. IDETC-CIE2016, Volume 8: 28th Conference on Mechanical Vibration and Noise, V008T10A005, August 21–24, 2016

Paper No: DETC2016-59163

DOI: https://doi.org/10.1115/DETC2016-59163

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Topics: Acoustics, Aircraft, Boundary element methods, Finite element methods, Finite element model, Modeling, Data acquisition systems, Absorption, Aerodynamics, ASTM International

Proceedings Papers

A Comparison of Several SDOF Models of Gear Dynamics

Wennian Yu, Chris K. Mechefske, Markus Timusk

Proc. ASME. IDETC-CIE2016, Volume 8: 28th Conference on Mechanical Vibration and Noise, V008T10A023, August 21–24, 2016

Paper No: DETC2016-59161

DOI: https://doi.org/10.1115/DETC2016-59161

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Topics: Dynamics (Mechanics), Gears, Stiffness, Clearances (Engineering), Damping, Degrees of freedom, Design, Error functions, Errors, Friction

Journal Articles

Evaluating the Bending Response of Two Osseointegrated Transfemoral Implant Systems Using 3D Digital Image Correlation

Melanie L. Thompson, David Backman, Rickard Branemark, Chris K. Mechefske

J Biomech Eng. May 2011, 133(5): 051006.

DOI: https://doi.org/10.1115/1.4003871

Published Online: April 28, 2011

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Topics: Artificial limbs, Deformation, Failure, Manufacturing, Prostheses, Stress, Torque, Design, Data collection, Geometry

Proceedings Papers

Bearing Fault Diagnosis Based on Embedded Multiple Sensors

Yimin Shao, Liang Ge, Chris K. Mechefske, Jieping Fang

Proc. ASME. IDETC-CIE2009, Volume 1: 22nd Biennial Conference on Mechanical Vibration and Noise, Parts A and B, 111-115, August 30–September 2, 2009

Paper No: DETC2009-86856

DOI: https://doi.org/10.1115/DETC2009-86856

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Topics: Bearings, Fault diagnosis, Sensors, Signals, Flaw detection, Temperature, Vibration

Journal Articles

Automated Operating Mode Classification for Online Monitoring Systems

Markus A. Timusk, Michael G. Lipsett, Jordan McBain, Chris K. Mechefske

J. Vib. Acoust. August 2009, 131(4): 041003.

DOI: https://doi.org/10.1115/1.3142871

Published Online: June 5, 2009

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Topics: Algorithms, Condition monitoring, Errors, Machinery, Signals, Testing, Trenching machinery, Vibration, Monitoring systems, Flaw detection

Proceedings Papers

Estimating Haul Truck Dutymeters Using Operational Data

Chris K. Mechefske, Curtis Campbell

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 551-555, September 4–7, 2007

Paper No: DETC2007-34351

DOI: https://doi.org/10.1115/DETC2007-34351

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Topics: Trucks, Reliability, Cylinders, Hazards, Hoists, Machinery, Maintenance, Mining machinery

Proceedings Papers

Vibration-Based Monitoring of Automotive Light Assemblies for Failure Detection

Kongying Xie, Brian W. Surgenor, Chris K. Mechefske

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 557-562, September 4–7, 2007

Paper No: DETC2007-34352

DOI: https://doi.org/10.1115/DETC2007-34352

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Topics: Failure, Vibration, Testing, Accelerometers, Automotive industry, Inspection, Manufacturing, Microphones, Monitoring systems, Pressure

Proceedings Papers

Analytical Modeling of Noise in MRI Scanners

Chris K. Mechefske, Wei Shao

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 307-311, September 4–7, 2007

Paper No: DETC2007-34349

DOI: https://doi.org/10.1115/DETC2007-34349

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Topics: Magnetic resonance imaging, Modeling, Noise (Sound), Ducts, Acoustics, Boundary element methods, Boundary-value problems, Cylinders, Epoxy resins, Radiation (Physics)

Journal citation

NARROW

Natural Frequency Based Topology Optimization of an Aircraft Engine Support Frame

Experimental Modal Analysis of Business Jet Fuselage Tail Section Sub-Assemblies

Computational Modal Analysis of Half Scale Generic Business Jet Substructures

Effect of Bulkhead Pressurization on the Vibro-Acoustic Properties of an Aft-Fuselage-Mounted Twin-Engine Aircraft

Multi-Objective Model Updating Optimization Considering Orthogonality

Cutting Tool Wear Estimation Using a Genetic Algorithm Based Long Short-Term Memory Neural Network

Effect of Stiffener Configuration on Bulkhead Modal Parameters

Experimental and Computational Methods for Investigating Automotive Door Closure Sounds

Modal Analysis of Magnetic Resonance Imaging (MRI) Scanner Support Structure

Predictive Compressor Wash Optimization for Economic Operation of Gas Turbine

Computational Modal Analysis of a Twin-Engine Rear Fuselage Mounted Aircraft Support Frame

Experimental Modal Analysis of a Half-Scale Model Twin-Engine Aircraft Rear Fuselage Engine Mount Support Frame

FEM-BEM Modeling and Experimental Verification of the Vibro-Acoustic Behaviour of a Section of Aircraft Fuselage

A Comparison of Several SDOF Models of Gear Dynamics

Evaluating the Bending Response of Two Osseointegrated Transfemoral Implant Systems Using 3D Digital Image Correlation

Bearing Fault Diagnosis Based on Embedded Multiple Sensors

Automated Operating Mode Classification for Online Monitoring Systems

Estimating Haul Truck Dutymeters Using Operational Data

Vibration-Based Monitoring of Automotive Light Assemblies for Failure Detection

Analytical Modeling of Noise in MRI Scanners

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