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Proceedings Papers

Experimental Investigation on the Dynamic Pressure and Force Response of a Partially Sealed Squeeze Film Damper

G. Meng, L. A. San Andres, J. M. Vance
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 251-256, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0253
https://doi.org/10.1115/DETC1991-0253
View Paper titled, Experimental Investigation on the Dynamic Pressure and Force Response of a Partially Sealed Squeeze Film Damper
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Topics: Dampers, Pressure, Cavitation, Damping, Temperature, Fluids, Lubricants
Proceedings Papers

Rotordynamic Instability in Centrifugal Compressors: Are All the Excitations Understood?

J. M. Vance, F. J. Laudadio
Proc. ASME. GT1980, Volume 1B: General, V01BT02A055, March 10–13, 1980
Publisher: American Society of Mechanical Engineers
Paper No: 80-GT-149
https://doi.org/10.1115/80-GT-149
View Paper titled, Rotordynamic Instability in Centrifugal Compressors: Are All the Excitations Understood?
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Topics: Compressors, Excitation, Impellers, Stiffness, Damping, Fluids, Journal bearings, Stability
Journal Articles

Assessing the Effectiveness of Traditional and Virtual Reality Interfaces in Spherical Mechanism Design

P. T. Evans, J. M. Vance, V. J. Dark
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. December 1999, 121(4): 507–514.
https://doi.org/10.1115/1.2829490
Published Online: December 1, 1999
View Article titled, Assessing the Effectiveness of Traditional and Virtual Reality Interfaces in Spherical Mechanism Design
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Topics: Design, Virtual reality, Computer software, Computers, Engineering design processes, Engineers, Preferences, User interfaces
Journal Articles

Spherical Mechanism Synthesis in Virtual Reality

T. J. Furlong, J. M. Vance, P. M. Larochelle
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. December 1999, 121(4): 515–520.
https://doi.org/10.1115/1.2829491
Published Online: December 1, 1999
View Article titled, Spherical Mechanism Synthesis in Virtual Reality
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Topics: Virtual reality, Design, Design methodology, Kinematics
Journal Articles

Applying Virtual Reality Techniques to Sensitivity-Based Structural Shape Design

T. P. Yeh, J. M. Vance
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. December 1998, 120(4): 612–619.
https://doi.org/10.1115/1.2829323
Published Online: December 1, 1998
View Article titled, Applying Virtual Reality Techniques to Sensitivity-Based Structural Shape Design
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Topics: Shape design, Virtual reality, Design, Deformation, Sensitivity analysis, Computers, Engineering design, Engines, Finite element model, Stress
Journal Articles

Test Results of a New Damper Seal for Vibration Reduction in Turbomachinery

J. M. Vance, J. Li
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1996, 118(4): 843–846.
https://doi.org/10.1115/1.2817004
Published Online: October 1, 1996
View Article titled, Test Results of a New Damper Seal for Vibration Reduction in Turbomachinery
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Topics: Dampers, Turbomachinery, Vibration, Damping, Leakage, Whirls, Clearances (Engineering), Design, Engineering prototypes, Fluids
Journal Articles

Using Pade´ Approximants and Curve-fitting to Approximate Eigenvalues and Eigenvectors for Large Design Changes

J. M. Vance, J. E. Bernard
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Technical Briefs
J. Mech. Des. March 1996, 118(1): 151–153.
https://doi.org/10.1115/1.2826847
Published Online: March 1, 1996
View Article titled, Using Pade´ Approximants and Curve-fitting to Approximate Eigenvalues and Eigenvectors for Large Design Changes
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Topics: Curve fitting, Design, Eigenvalues, Finite element analysis, Approximation, Computer software, Mode shapes, Optimization
Journal Articles

A Gas-Operated Bearing Damper for Turbomachinery—Theoretical Predictions Versus Experimental Measurements: Part II—Experimental Results and Comparison With Theory

P. Sundararajan, J. M. Vance
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1995, 117(4): 750–756.
https://doi.org/10.1115/1.2815461
Published Online: October 1, 1995
View Article titled, A Gas-Operated Bearing Damper for Turbomachinery—Theoretical Predictions Versus Experimental Measurements: Part II—Experimental Results and Comparison With Theory
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Topics: Bearings, Dampers, Turbomachinery, Damping, Design, Hardware, High temperature, Vibration dampers
Journal Articles

A Theoretical and Experimental Investigation of a Gas-Operated Bearing Damper for Turbomachinery: Part I—Theoretical Model and Predictions

P. Sundararajan, J. M. Vance
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1995, 117(4): 742–749.
https://doi.org/10.1115/1.2815460
Published Online: October 1, 1995
View Article titled, A Theoretical and Experimental Investigation of a Gas-Operated Bearing Damper for Turbomachinery: Part I—Theoretical Model and Predictions
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Topics: Bearings, Dampers, Turbomachinery, Damping, Actuators, Design, Flow (Dynamics), Fluids, Hardware, High temperature
Journal Articles

A Gas-Operated Bearing Damper for Turbomachinery

J. M. Vance, B. P. Cardon, L. A. San Andres, A. F. Storace
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1993, 115(2): 383–389.
https://doi.org/10.1115/1.2906720
Published Online: April 1, 1993
View Article titled, A Gas-Operated Bearing Damper for Turbomachinery
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Topics: Bearings, Dampers, Turbomachinery, Damping, Design, Displacement, Actuators, Aircraft engines, Ball bearings, Compressors
Journal Articles

Discussion: “A High Speed Photography Study of Cavitation in a Dynamically Loaded Journal Bearing” (Sun, D. C., and Brewe, D. E., 1991, ASME J. Tribol., 113, pp. 287–292)

J. M. Vance
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. April 1991, 113(2): 292–293.
https://doi.org/10.1115/1.2924352
Published Online: April 1, 1991
View Article titled, Discussion: “A High Speed Photography Study of Cavitation in a Dynamically Loaded Journal Bearing” (Sun, D. C., and Brewe, D. E., 1991, ASME J. Tribol., 113, pp. 287–292)
Open the PDF for Discussion: “A High Speed Photography Study of Cavitation in a Dynamically Loaded Journal Bearing” (Sun, D. C., and Brewe, D. E., 1991, ASME J. Tribol., 113, pp. 287–292) in another window
Topics: Cavitation, Journal bearings, Photography
Journal Articles

Discussion: “The Determination of Squeeze Film Dynamic Coefficients From Transient Two-Dimensional Experimental Data” (Roberts, J. B., Ellis, J., and Hosseini Sianaki, A., 1990, ASME J. Tribol., 112, pp. 288–296)

Meng Guang, J. M. Vance
Journal: Journal of Tribology
Publisher: ASME
Article Type: Discussions
J. Tribol. April 1990, 112(2): 296–297.
https://doi.org/10.1115/1.2924230
Published Online: April 1, 1990
View Article titled, Discussion: “The Determination of Squeeze Film Dynamic Coefficients From Transient Two-Dimensional Experimental Data” (Roberts, J. B., Ellis, J., and Hosseini Sianaki, A., 1990, ASME J. Tribol., 112, pp. 288–296)
Open the PDF for Discussion: “The Determination of Squeeze Film Dynamic Coefficients From Transient Two-Dimensional Experimental Data” (Roberts, J. B., Ellis, J., and Hosseini Sianaki, A., 1990, ASME J. Tribol., 112, pp. 288–296) in another window
Topics: Transients (Dynamics)
Journal Articles

Effect of Fluid Inertia on the Performance of Squeeze Film Damper Supported Rotors

L. A. San Andres, J. M. Vance
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 1988, 110(1): 51–57.
https://doi.org/10.1115/1.3240086
Published Online: January 1, 1988
View Article titled, Effect of Fluid Inertia on the Performance of Squeeze Film Damper Supported Rotors
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Topics: Dampers, Fluids, Inertia (Mechanics), Rotors, Reynolds number, Aircraft engines, Bearings, Frequency response, Steady state
Journal Articles

Critical Speeds of Turbomachinery: Computer Predictions vs. Experimental Measurements—Part I: The Rotor Mass—Elastic Model

J. M. Vance, B. T. Murphy, H. A. Tripp
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. January 1987, 109(1): 1–7.
https://doi.org/10.1115/1.3269389
Published Online: January 1, 1987
View Article titled, Critical Speeds of Turbomachinery: Computer Predictions vs. Experimental Measurements—Part I: The Rotor Mass—Elastic Model
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Topics: Computers, Rotors, Turbomachinery, Computer software, Disks, Modeling, Stiffness
Journal Articles

Critical Speeds of Turbomachinery: Computer Predictions vs. Experimental Measurements—Part II: Effect of Tilt-Pad Bearings and Foundation Dynamics

J. M. Vance, B. T. Murphy, H. A. Tripp
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. January 1987, 109(1): 8–14.
https://doi.org/10.1115/1.3269401
Published Online: January 1, 1987
View Article titled, Critical Speeds of Turbomachinery: Computer Predictions vs. Experimental Measurements—Part II: Effect of Tilt-Pad Bearings and Foundation Dynamics
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Topics: Bearings, Computers, Dynamics (Mechanics), Turbomachinery, Computer software, Rotors, Damping, Eigenvalues, Steam turbines, Stiffness
Journal Articles

Measurement of Torsional Vibration in Rotating Machinery

J. M. Vance, R. S. French
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. December 1986, 108(4): 565–577.
https://doi.org/10.1115/1.3258771
Published Online: December 1, 1986
View Article titled, Measurement of Torsional Vibration in Rotating Machinery
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Topics: Machinery, Vibration, Signals, Trains, Gears, Instrumentation, Measurement systems, Oscillations, Spectrum analyzers, Strain gages
Journal Articles

Effect of Tangential Torque on the Dynamics of Flexible Rotors

K. B. Yim, S. T. Noah, J. M. Vance
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. September 1986, 53(3): 711–718.
https://doi.org/10.1115/1.3171835
Published Online: September 1, 1986
View Article titled, Effect of Tangential Torque on the Dynamics of Flexible Rotors
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Topics: Dynamics (Mechanics), Rotors, Torque, Damping, Stability, Analytical methods, Bearings, Mode shapes, Tangential loading, Whirls
Journal Articles

Effects of Fluid Inertia and Turbulence on the Force Coefficients for Squeeze Film Dampers

L. San Andre´s, J. M. Vance
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1986, 108(2): 332–339.
https://doi.org/10.1115/1.3239908
Published Online: April 1, 1986
View Article titled, Effects of Fluid Inertia and Turbulence on the Force Coefficients for Squeeze Film Dampers
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Topics: Dampers, Fluids, Inertia (Mechanics), Turbulence, Damping, Friction, Poiseuille flow
Journal Articles

Experimental Measurement of Alford’s Force in Axial Flow Turbomachinery

J. M. Vance, F. J. Laudadio
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 1984, 106(3): 585–590.
https://doi.org/10.1115/1.3239610
Published Online: July 1, 1984
View Article titled, Experimental Measurement of Alford’s Force in Axial Flow Turbomachinery
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Topics: Axial flow, Turbomachinery, Rotors, Torque, Aerodynamics, Flow (Dynamics), Fluid-dynamic forces
Journal Articles

An Improved Method for Calculating Critical Speeds and Rotordynamic Stability of Turbomachinery

B. T. Murphy, J. M. Vance
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 1983, 105(3): 591–595.
https://doi.org/10.1115/1.3227458
Published Online: July 1, 1983
View Article titled, An Improved Method for Calculating Critical Speeds and Rotordynamic Stability of Turbomachinery
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Topics: Stability, Turbomachinery, Bearings, Damping, Polynomials, Rotors, Computer software, Modeling