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B. T. Murphy
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Proceedings Papers

The Rocketdyne Multifunction Tester: Operation of a Radial Magnetic Bearing As an Excitation Source

L. A. Hawkins, B. T. Murphy, K. W. Lang
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 201-207, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0247
https://doi.org/10.1115/DETC1991-0247
View Paper titled, The Rocketdyne Multifunction Tester: Operation of a Radial Magnetic Bearing As an Excitation Source
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Topics: Excitation, Magnetic bearings, Frequency response, Actuators, Bearings, Damping, Eigenvalues, Inertia (Mechanics), Stiffness
Proceedings Papers

The Influence of Mounting Compliance and Operating Conditions on the Radial Stiffness of Ball Bearings: Analytic and Test Results

M. F. Butner, B. T. Murphy, R. A. Akian
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Rotating Machinery and Vehicle Dynamics, 155-162, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0241
https://doi.org/10.1115/DETC1991-0241
View Paper titled, The Influence of Mounting Compliance and Operating Conditions on the Radial Stiffness of Ball Bearings: Analytic and Test Results
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Topics: Ball bearings, Stiffness, Bearings, Clearances (Engineering), Rotors, Springs, Deflection, Machine design, Resonance, Stress
Journal Articles

Measurement of Rotordynamic Coefficients for a Hydrostatic Radial Bearing

B. T. Murphy, M. N. Wagner
Journal: Journal of Tribology
Publisher: ASME
Article Type: Research Papers
J. Tribol. July 1991, 113(3): 518–525.
https://doi.org/10.1115/1.2920654
Published Online: July 1, 1991
View Articletitled, Measurement of Rotordynamic Coefficients for a Hydrostatic Radial Bearing
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Topics: Bearings, Hydrostatics, Damping, Stiffness, Excitation, Fluids, Hydrostatic pressure, Reynolds number
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 Articletitled, 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 Articletitled, 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

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 Articletitled, 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
Journal Articles

Extension of the Transfer Matrix Method for Rotordynamic Analysis to Include a Direct Representation of Conical Sections and Trunnions

M. S. Darlow, B. T. Murphy, J. A. Elder, G. N. Sandor
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. January 1980, 102(1): 122–129.
https://doi.org/10.1115/1.3254702
Published Online: January 1, 1980
View Articletitled, Extension of the Transfer Matrix Method for Rotordynamic Analysis to Include a Direct Representation of Conical Sections and Trunnions
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Topics: Computer software, Cross section (Physics), Manufacturing, Modeling, Rotors, Stability