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Journal Articles

A Nonlinear Analysis of the Wahl–Fischer Torsional Instability

E. F. Infante, S. Doughty
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. February 2021, 88(2): 021005.
Paper No: JAM-20-1489
https://doi.org/10.1115/1.4048804
Published Online: November 4, 2020
View Article titled, A Nonlinear Analysis of the Wahl–Fischer Torsional Instability
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Topics: Oscillations
Journal Articles

An Old Problem Reconsidered: The Wahl–Fischer Torsional Instability Problem

E. F. Infante, S. Doughty
Journal: Journal of Applied Mechanics
Article Type: Research Papers
J. Appl. Mech. October 2020, 87(10): 101004.
Paper No: JAM-20-1219
https://doi.org/10.1115/1.4047421
Published Online: July 8, 2020
View Article titled, An Old Problem Reconsidered: The Wahl–Fischer Torsional Instability Problem
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Topics: Degrees of freedom, Motors, Oscillations, Torque, Differential equations, Engines, Eigenvalues, Computer simulation, Electromagnetic induction
Proceedings Papers

Noninvasive In Vivo Characterization of Pediatric Human Spine: 3-D Finite Element Study

Elizabeth S. Doughty, Nesrin Sarigul-Klijn
Proc. ASME. IMECE2011, Volume 2: Biomedical and Biotechnology Engineering; Nanoengineering for Medicine and Biology, 429-434, November 11–17, 2011
Paper No: IMECE2011-62300
https://doi.org/10.1115/IMECE2011-62300
View Paper titled, Noninvasive In Vivo Characterization of Pediatric Human Spine: 3-D Finite Element Study
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Topics: Finite element analysis, Human spine, Pediatrics, Stress
Journal Articles

A Rayleigh-Type Inclusion of Shaft Inertia in Torsional Vibration Analysis

S. Doughty
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1994, 116(4): 831–837.
https://doi.org/10.1115/1.2906891
Published Online: October 1, 1994
View Article titled, A Rayleigh-Type Inclusion of Shaft Inertia in Torsional Vibration Analysis
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Topics: Inertia (Mechanics), Vibration analysis, Accounting, Approximation, Disks, Displacement
Journal Articles

Internal Dynamic Force Analysis for V-Type Engine/Compressor With Articulated Power Cylinder Connecting Rod Mechanism

S. Doughty, A. J. Smalley, B. F. Evans
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 1989, 111(3): 530–535.
https://doi.org/10.1115/1.3240285
Published Online: July 1, 1989
View Article titled, Internal Dynamic Force Analysis for V-Type Engine/Compressor With Articulated Power Cylinder Connecting Rod Mechanism
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Topics: Compressors, Cylinders, Engines, Pipelines, Torque
Journal Articles

Closure to “Discussion of ‘Internal Dynamic Force Analysis for V-Type Engine/Compressor With Articulated Power Cylinder Connecting Rod Mechanism’” (1989, ASME J. Eng. Gas Turbines Power, 111, p. 535)

S. Doughty, A. J. Smalley, B. F. Evans
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Discussions
J. Eng. Gas Turbines Power. July 1989, 111(3): 535.
https://doi.org/10.1115/1.3240287
Published Online: July 1, 1989
View Article titled, Closure to “Discussion of ‘Internal Dynamic Force Analysis for V-Type Engine/Compressor With Articulated Power Cylinder Connecting Rod Mechanism’” (1989, ASME J. Eng. Gas Turbines Power, 111, p. 535)
Open the PDF for Closure to “Discussion of ‘Internal Dynamic Force Analysis for V-Type Engine/Compressor With Articulated Power Cylinder Connecting Rod Mechanism’” (1989, ASME J. Eng. Gas Turbines Power, 111, p. 535) in another window
Topics: Compressors, Cylinders, Engines, Gas turbines
Journal Articles

Transfer Matrix Eigensolutions for Damped Torsional Systems

S. Doughty, G. Vafaee
Journal: Journal of Vibration and Acoustics
Article Type: Research Papers
J. Vib. Acoust. January 1985, 107(1): 128–132.
https://doi.org/10.1115/1.3274703
Published Online: January 1, 1985
View Article titled, Transfer Matrix Eigensolutions for Damped Torsional Systems
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Topics: Eigenvalues, Machinery, Trains, Vibration
Journal Articles

Steady-State Torsional Response With Viscous Damping

S. Doughty
Journal: Journal of Vibration and Acoustics
Article Type: Research Papers
J. Vib. Acoust. January 1985, 107(1): 123–127.
https://doi.org/10.1115/1.3274702
Published Online: January 1, 1985
View Article titled, Steady-State Torsional Response With Viscous Damping
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Topics: Damping, Steady state
Journal Articles

Eigenvalue Derivatives for Damped Torsional Vibrations

S. Doughty
Journal: Journal of Mechanical Design
Article Type: Research Papers
J. Mech. Des. April 1982, 104(2): 463–465.
https://doi.org/10.1115/1.3256368
Published Online: April 1, 1982
View Article titled, Eigenvalue Derivatives for Damped Torsional Vibrations
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Topics: Eigenvalues, Vibration, Design, Machinery
Journal Articles

Sensitivity of Torsional Natural Frequencies

S. Doughty
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. February 1977, 99(1): 142–143.
https://doi.org/10.1115/1.3439128
Published Online: February 1, 1977
View Article titled, Sensitivity of Torsional Natural Frequencies
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Journal Articles

Torsional Amplitude Growth With Resonant Forcing

S. Doughty
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. February 1977, 99(1): 151–152.
https://doi.org/10.1115/1.3439130
Published Online: February 1, 1977
View Article titled, Torsional Amplitude Growth With Resonant Forcing
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Topics: Resonance
Journal Articles

Discussion: “Analysis of Forces at the Pivot Bearing of a Compound Pendulum” (Samson, A., 1972, ASME J. Appl. Mech., 39, pp. 235–243)

S. Doughty
Journal: Journal of Applied Mechanics
Article Type: Discussions
J. Appl. Mech. September 1972, 39(3): 856.
https://doi.org/10.1115/1.3422817
Published Online: September 1, 1972
View Article titled, Discussion: “Analysis of Forces at the Pivot Bearing of a Compound Pendulum” (Samson, A., 1972, ASME J. Appl. Mech., 39, pp. 235–243)
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Topics: Bearings, Pendulums