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Proceedings Papers

Control of Asymmetric Systems Using Complex Modes

G. W. Fan, H. D. Nelson
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Modal Analysis, Modeling, Diagnostics, and Control — Analytical and Experimental, 195-201, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0385
https://doi.org/10.1115/DETC1991-0385
View Paper titled, Control of Asymmetric Systems Using Complex Modes
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Topics: Degrees of freedom, Discrete systems, Finite element analysis, Reduced order systems, Simulation results, Steady state, Transients (Dynamics), Vibration control
Proceedings Papers

Nonlinear Analysis of Rotor-Bearing Systems Using Component Mode Synthesis

H. D. Nelson, W. L. Meacham, D. P. Fleming, A. F. Kascak
Proc. ASME. GT1982, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; Process Industries; Technology Resources; General, V005T13A027, April 18–22, 1982
Publisher: American Society of Mechanical Engineers
Paper No: 82-GT-303
https://doi.org/10.1115/82-GT-303
View Paper titled, Nonlinear Analysis of Rotor-Bearing Systems Using Component Mode Synthesis
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Topics: Bearings, Rotors, Blades, Computer software, Dampers, Dynamics (Mechanics), Nonlinear systems, Shock (Mechanics), Simulation, Stress
Proceedings Papers

Transient Analysis of Rotor-Bearing Systems Using Component Mode Synthesis

H. D. Nelson, W. L. Meacham
Proc. ASME. GT1981, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; Process Industries; General, V004T13A009, March 9–12, 1981
Publisher: American Society of Mechanical Engineers
Paper No: 81-GT-110
https://doi.org/10.1115/81-GT-110
View Paper titled, Transient Analysis of Rotor-Bearing Systems Using Component Mode Synthesis
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Topics: Bearings, Rotors, Transient analysis, Blades, Complex systems, Shock (Mechanics), Simulation, Stress
Proceedings Papers

LQR-Based Least-Squares Output Feedback Control of Rotor Vibrations Using the Complex Mode and Balanced Realization Methods

G. W. Fan, H. D. Nelson, P. E. Crouch, M. P. Mignolet
Proc. ASME. GT1992, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T14A004, June 1–4, 1992
Publisher: American Society of Mechanical Engineers
Paper No: 92-GT-009
https://doi.org/10.1115/92-GT-009
View Paper titled, LQR-Based Least-Squares Output Feedback Control of Rotor Vibrations Using the Complex Mode and Balanced Realization Methods
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Topics: Feedback, Rotor vibration, Rotors, Degrees of freedom, Finite element model, Rotordynamics, Vibration, Vibration control
Proceedings Papers

A Study on the Dynamic Characteristics of Geared Rotor-Bearing System With Hybrid Method

T. N. Shiau, Y. W. Chou, J. R. Chang, H. D. Nelson
Proc. ASME. GT1994, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; General, V005T14A043, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-355
https://doi.org/10.1115/94-GT-355
View Paper titled, A Study on the Dynamic Characteristics of Geared Rotor-Bearing System With Hybrid Method
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Topics: Bearings, Rotors, Gears, Damping, Errors, Finite element methods, Steady state, Stiffness, Excitation, Polynomials
Journal Articles

Coupled Lateral-Torsional Vibration of a Gear-Pair System Supported by a Squeeze Film Damper

Chin-Shong Chen, S. Natsiavas, H. D. Nelson
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 1998, 120(4): 860–867.
https://doi.org/10.1115/1.2893912
Published Online: October 1, 1998
View Articletitled, Coupled Lateral-Torsional Vibration of a Gear-Pair System Supported by a Squeeze Film Damper
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Topics: Dampers, Gears, Vibration, Damping, Steady state, Clearances (Engineering), Dynamic response, Dynamics (Mechanics), Excitation, Nonlinear systems
Journal Articles

Stability Analysis and Complex Dynamics of a Gear-Pair System Supported by a Squeeze Film Damper

Chin-Shong Chen, S. Natsiavas, H. D. Nelson
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. January 1997, 119(1): 85–88.
https://doi.org/10.1115/1.2889691
Published Online: January 1, 1997
View Articletitled, Stability Analysis and Complex Dynamics of a Gear-Pair System Supported by a Squeeze Film Damper
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Topics: Dampers, Dynamics (Mechanics), Gears, Stability, Excitation, Steady state, Equations of motion
Journal Articles

Undamped Critical Speeds of Rotor Systems Using Assumed Modes

H. D. Nelson, W. J. Chen
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. July 1993, 115(3): 367–369.
https://doi.org/10.1115/1.2930358
Published Online: July 1, 1993
View Articletitled, Undamped Critical Speeds of Rotor Systems Using Assumed Modes
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Topics: Rotors
Journal Articles

Optimal Output Feedback Control of Asymmetric Systems Using Complex Modes

G. W. Fan, H. D. Nelson, M. P. Mignolet
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1993, 115(2): 307–313.
https://doi.org/10.1115/1.2906710
Published Online: April 1, 1993
View Articletitled, Optimal Output Feedback Control of Asymmetric Systems Using Complex Modes
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Topics: Feedback, Rotors, Discrete systems, Eigenvalues, Control equipment, Degrees of freedom, Finite element analysis, Pole placement, Simulation results, Transients (Dynamics)
Journal Articles

LQR-Based Least-Squares Output Feedback Control of Rotor Vibrations Using the Complex Mode and Balanced Realization Methods

G. W. Fan, H. D. Nelson, P. E. Crouch, M. P. Mignolet
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1993, 115(2): 314–323.
https://doi.org/10.1115/1.2906711
Published Online: April 1, 1993
View Articletitled, LQR-Based Least-Squares Output Feedback Control of Rotor Vibrations Using the Complex Mode and Balanced Realization Methods
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Topics: Feedback, Rotor vibration, Rotors, Finite element model, Rotordynamics, Vibration, Vibration control
Journal Articles

Periodic Solutions in Rotor Dynamic Systems With Nonlinear Supports: A General Approach

C. Nataraj, H. D. Nelson
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1989, 111(2): 187–193.
https://doi.org/10.1115/1.3269840
Published Online: April 1, 1989
View Articletitled, Periodic Solutions in Rotor Dynamic Systems With Nonlinear Supports: A General Approach
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Topics: Dynamic systems, Rotors, Algebra, Algorithms, Dampers, Nonlinear systems, Stability, Steady state
Journal Articles

Collocation Method for Finite Length Squeeze Film Dampers With Variable Clearance

N. K. Arakere, H. D. Nelson
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. October 1988, 110(4): 685–692.
https://doi.org/10.1115/1.3261714
Published Online: October 1, 1988
View Articletitled, Collocation Method for Finite Length Squeeze Film Dampers With Variable Clearance
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Topics: Clearances (Engineering), Dampers, Damping, Stiffness, Bearings, Design, Dynamic analysis, Finite difference methods, Transient analysis
Journal Articles

A New Algorithm for Limit Cycle Analysis of Nonlinear Control Systems

V. K. Pillai, H. D. Nelson
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research Papers
J. Dyn. Sys., Meas., Control. September 1988, 110(3): 272–277.
https://doi.org/10.1115/1.3152681
Published Online: September 1, 1988
View Articletitled, A New Algorithm for Limit Cycle Analysis of Nonlinear Control Systems
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Topics: Algorithms, Limit cycles, Nonlinear control systems, Eigenvalues, Error functions, Newton's method, Numerical analysis, Stability
Journal Articles

An Interior Collocation Method for Static and Dynamic Analysis of Finite Length Gas Journal Bearings

N. Arakere, H. D. Nelson
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1988, 110(3): 456–461.
https://doi.org/10.1115/1.3261650
Published Online: July 1, 1988
View Articletitled, An Interior Collocation Method for Static and Dynamic Analysis of Finite Length Gas Journal Bearings
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Topics: Dynamic analysis, Journal bearings, Bearings, Differential equations, Errors, Finite difference methods, Gas bearings, Hydrostatics
Journal Articles

The Optimal Design of Squeeze Film Dampers for Flexible Rotor Systems

W. J. Chen, M. Rajan, S. D. Rajan, H. D. Nelson
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. June 1988, 110(2): 166–174.
https://doi.org/10.1115/1.3258922
Published Online: June 1, 1988
View Articletitled, The Optimal Design of Squeeze Film Dampers for Flexible Rotor Systems
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Topics: Dampers, Design, Rotors, Stress, Nonlinear programming, Optimization, Bearings, Clearances (Engineering), Equilibrium (Physics), Finite element analysis
Journal Articles

Optimal Placement of Critical Speeds in Rotor-Bearing Systems

M. Rajan, S. D. Rajan, H. D. Nelson, W. J. Chen
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1987, 109(2): 152–157.
https://doi.org/10.1115/1.3269407
Published Online: April 1, 1987
View Articletitled, Optimal Placement of Critical Speeds in Rotor-Bearing Systems
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Topics: Bearings, Rotors, Design, Nonlinear programming, Optimization
Journal Articles

The Dynamics of a Rotor System with a Cracked Shaft

H. D. Nelson, C. Nataraj
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1986, 108(2): 189–196.
https://doi.org/10.1115/1.3269321
Published Online: April 1, 1986
View Articletitled, The Dynamics of a Rotor System with a Cracked Shaft
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Topics: Dynamics (Mechanics), Rotors, Fracture (Materials), Stiffness, Bearings, Computers, Fourier series, Manufacturing, Simulation, Theoretical analysis
Journal Articles

Closure to “Discussion of ‘The Dynamics of a Rotor System with a Cracked Shaft’” (1986, ASME J. Vibr. Acoust. Stress Rel. Des., 108, p. 196)

H. D. Nelson, C. Nataraj
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Discussions
J. Vib. Acoust. April 1986, 108(2): 196.
https://doi.org/10.1115/1.3269323
Published Online: April 1, 1986
View Articletitled, Closure to “Discussion of ‘The Dynamics of a Rotor System with a Cracked Shaft’” (1986, ASME J. Vibr. Acoust. Stress Rel. Des., 108, p. 196)
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Topics: Dynamics (Mechanics), Rotors, Stress
Journal Articles

Parameter Sensitivity in the Dynamics of Rotor-Bearing Systems

M. Rajan, H. D. Nelson, W. J. Chen
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. April 1986, 108(2): 197–206.
https://doi.org/10.1115/1.3269324
Published Online: April 1, 1986
View Articletitled, Parameter Sensitivity in the Dynamics of Rotor-Bearing Systems
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Topics: Bearings, Dynamics (Mechanics), Rotors, Design, Eigenvalues, Particle spin, Rotation, Spin (Aerodynamics), Whirls, Finite element analysis
Journal Articles

Rotor Dynamics Equations in Complex Form

H. D. Nelson
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Technical Briefs
J. Vib. Acoust. October 1985, 107(4): 460–461.
https://doi.org/10.1115/1.3269288
Published Online: October 1, 1985
View Articletitled, Rotor Dynamics Equations in Complex Form
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Topics: Rotordynamics