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Brian T. Murphy
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Proceedings Papers

Suppression of Subsynchronous Vibration in the SSME HPFTP

David G. Becht, Larry A. Hawkins, Joseph K. Scharrer, Brian T. Murphy
Proc. ASME. DETC91, 13th Biennial Conference on Mechanical Vibration and Noise: Machinery Dynamics and Element Vibrations, 11-16, September 22–25, 1991
Publisher: American Society of Mechanical Engineers
Paper No: DETC1991-0271
https://doi.org/10.1115/DETC1991-0271
View Paper titled, Suppression of Subsynchronous Vibration in the SSME HPFTP
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Topics: Vibration, Fire, Impellers, Stability, Damping, Ducts, Machinery, Manifolds, Rotors, Testing
Proceedings Papers

Improved Rotordynamic Unbalance Response Calculations Using the Polynomial Method

Brian T. Murphy
Proc. ASME. DETC93, 14th Biennial Conference on Mechanical Vibration and Noise: Vibration of Rotating Systems, 35-42, September 19–22, 1993
Publisher: American Society of Mechanical Engineers
Paper No: DETC1993-0180
https://doi.org/10.1115/DETC1993-0180
View Paper titled, Improved Rotordynamic Unbalance Response Calculations Using the Polynomial Method
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Topics: Polynomials, Eigenvalues, Bearings, Computation, Computers, Condensation, Finite element methods, Rotors
Proceedings Papers

Analysis and Testing of a Magnetic Bearing Energy Storage Flywheel With Gain-Scheduled, MIMO Control

Lawrence A. Hawkins, Brian T. Murphy, John Kajs
Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T03A047, May 8–11, 2000
Publisher: American Society of Mechanical Engineers
Paper No: 2000-GT-0405
https://doi.org/10.1115/2000-GT-0405
View Paper titled, Analysis and Testing of a Magnetic Bearing Energy Storage Flywheel With Gain-Scheduled, MIMO Control
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Topics: Energy storage, Flywheels, Magnetic bearings, Testing, Design, Bearings, Control algorithms, Control systems, Damping, Engineering prototypes
Proceedings Papers

Case Study of Morton Effect Shaft Differential Heating in a Variable-Speed Rotating Electric Machine

Joshua A. Lorenz, Brian T. Murphy
Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 257-269, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45228
https://doi.org/10.1115/GT2011-45228
View Paper titled, Case Study of Morton Effect Shaft Differential Heating in a Variable-Speed Rotating Electric Machine
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Topics: Heating, Machinery, Bearings, Vibration, Hardware, Journal bearings, Plain bearings, Rotors, Switches
Proceedings Papers

Simplified Morton Effect Analysis for Synchronous Spiral Instability

Brian T. Murphy, Joshua A. Lorenz
Proc. ASME. POWER2009, ASME 2009 Power Conference, 241-247, July 21–23, 2009
Publisher: American Society of Mechanical Engineers
Paper No: POWER2009-81030
https://doi.org/10.1115/POWER2009-81030
View Paper titled, Simplified Morton Effect Analysis for Synchronous Spiral Instability
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Topics: Bearings, Fluid films, Journal bearings, Machinery, Modeling, Plain bearings, Rotors, Temperature, Vibration
Journal Articles

Simplified Morton Effect Analysis for Synchronous Spiral Instability

Brian T. Murphy, Joshua A. Lorenz
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2010, 132(5): 051008.
https://doi.org/10.1115/1.4001512
Published Online: August 20, 2010
View Article titled, Simplified Morton Effect Analysis for Synchronous Spiral Instability
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Topics: Bearings, Temperature, Vibration, Machinery, Rotors, Steady state
Proceedings Papers

Testing of a 3 MW High Speed Generator and Turbine Drive for a Hybrid Vehicle Propulsion System

Robert F. Thelen, John D. Herbst, Doug Wardell, Brian T. Murphy
Proc. ASME. POWER2008, ASME 2008 Power Conference, 325-332, July 22–24, 2008
Publisher: American Society of Mechanical Engineers
Paper No: POWER2008-60153
https://doi.org/10.1115/POWER2008-60153
View Paper titled, Testing of a 3 MW High Speed Generator and Turbine Drive for a Hybrid Vehicle Propulsion System
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Topics: Generators, Hybrid electric vehicles, Propulsion systems, Testing, Turbines, Stress, Energy generation, Flywheels, Locomotives, Design
Proceedings Papers

Design Considerations for High Speed Direct Drive Turbine Generators

John D. Herbst, Angelo L. Gattozzi, Douglas R. Wardell, Hsing P. Liu, Brian T. Murphy
Proc. ASME. POWER2008, ASME 2008 Power Conference, 333-340, July 22–24, 2008
Publisher: American Society of Mechanical Engineers
Paper No: POWER2008-60154
https://doi.org/10.1115/POWER2008-60154
View Paper titled, Design Considerations for High Speed Direct Drive Turbine Generators
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Topics: Design, Turbogenerators, Generators, Testing, Turbines, Insulation, Manufacturing, Propulsion systems, Stress, Winding (process)