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Proceedings Papers

A Numerical Thermohydrodynamic Study of Fixed Pad Oil Lubricated Thrust Bearings

Saeid Dousti, Paul Allaire, Jianming Cao, Bradley Nichols, Timothy Dimond
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A022, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91596
https://doi.org/10.1115/GT2019-91596
View Paper titled, A Numerical Thermohydrodynamic Study of Fixed Pad Oil Lubricated Thrust Bearings
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Topics: Thermohydrodynamics, Thrust bearings, Lubricants, Stress, Temperature, Flow (Dynamics), Heat conduction, Heating, High temperature, Machinery
Proceedings Papers

Dynamic Properties of Multi-Lobe Water Lubricated Bearings With Temporal and Convective Inertia Considerations

Saeid Dousti, Paul Allaire, Bradley Nichols, Jianming Cao, Timothy Dimond
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A016, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63687
https://doi.org/10.1115/GT2017-63687
View Paper titled, Dynamic Properties of Multi-Lobe Water Lubricated Bearings With Temporal and Convective Inertia Considerations
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Topics: Bearings, Inertia (Mechanics), Water, Geometry, Damping, Lubricants, Pumps, Stability, Stiffness
Proceedings Papers

Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part I — Rotor Drop Analysis Method

Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A002, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56323
https://doi.org/10.1115/GT2016-56323
View Paper titled, Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part I — Rotor Drop Analysis Method
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Topics: Bearings, Optimization, Rotors, Stress, Ball bearings, American Petroleum Institute, Design, Experimental methods, Finite element analysis, Magnetic bearings
Proceedings Papers

Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part II — Optimization for Example Vertical and Horizontal Machines

Jianming Cao, Paul Allaire, Timothy Dimond, Saeid Dousti
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A003, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56324
https://doi.org/10.1115/GT2016-56324
View Paper titled, Auxiliary Bearing System Optimization for AMB Supported Rotors Based on Rotor Drop Analysis: Part II — Optimization for Example Vertical and Horizontal Machines
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Topics: Bearings, Machinery, Optimization, Rotors, Design, Ball bearings, Bearing design, Compressors, Damage, Damping
Proceedings Papers

An Extended Reynolds Equation Including the Lubricant Inertia Effects: Application to Finite Length Water Lubricated Bearings

Saeid Dousti, Roger L. Fittro
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT31A025, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43826
https://doi.org/10.1115/GT2015-43826
View Paper titled, An Extended Reynolds Equation Including the Lubricant Inertia Effects: Application to Finite Length Water Lubricated Bearings
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Topics: Bearings, Inertia (Mechanics), Lubricants, Water, Turbulence, Computational fluid dynamics, Coolants, Geometry, Pumps, Seas
Proceedings Papers

Time Transient Analysis of Horizontal Rigid Rotor Supported With O-Ring Sealed Squeeze Film Damper

Saeid Dousti, Timothy W. Dimond, Paul E. Allaire, Houston E. Wood
Proc. ASME. IMECE2013, Volume 4A: Dynamics, Vibration and Control, V04AT04A068, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-63907
https://doi.org/10.1115/IMECE2013-63907
View Paper titled, Time Transient Analysis of Horizontal Rigid Rotor Supported With O-Ring Sealed Squeeze Film Damper
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Topics: Dampers, Rotors, Seals, Transient analysis, Bearings, Temperature, Dimensional analysis, Elastomers, Equations of motion, Excitation
Proceedings Papers

Sliding Mode Control in Ziegler’s Pendulum With Tracking Force: Novel Modeling Considerations

Ehsan Sarshari, Nastaran Vasegh, Mehran Khaghani, Saeid Dousti
Proc. ASME. IMECE2013, Volume 4B: Dynamics, Vibration and Control, V04BT04A062, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62077
https://doi.org/10.1115/IMECE2013-62077
View Paper titled, Sliding Mode Control in Ziegler’s Pendulum With Tracking Force: Novel Modeling Considerations
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Topics: Modeling, Pendulums, Sliding mode control, Chaos, Computer simulation, Control equipment, Dynamic systems, Equations of motion, Gravity (Force), Stability
Proceedings Papers

Forced Response of a Flexible Rotor With Squeeze Film Damper Under Parametric Change

Feng He, Paul E. Allaire, Saeid Dousti, Alexandrina Untaroiu
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT29A026, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95861
https://doi.org/10.1115/GT2013-95861
View Paper titled, Forced Response of a Flexible Rotor With Squeeze Film Damper Under Parametric Change
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Topics: Dampers, Rotors, Disks, Dynamics (Mechanics), Fluids, Inertia (Mechanics), Springs, Stability, Stiffness, Stress
Proceedings Papers

Rotor Dynamic Modeling of Gears and Geared Systems

Jason A. Kaplan, Saeid Dousti, Paul E. Allaire, Bradley R. Nichols, Timothy W. Dimond, Alexandrina Untaroiu
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT29A014, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94654
https://doi.org/10.1115/GT2013-94654
View Paper titled, Rotor Dynamic Modeling of Gears and Geared Systems
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Topics: Dynamic modeling, Gears, Rotors, Mechanical drives, Dynamic analysis, Resonance, Stability, Trains, Degrees of freedom, Dynamics (Mechanics)
Proceedings Papers

Elastomer O-Rings as Centering Spring in Squeeze Film Dampers: Application to Turbochargers

Saeid Dousti, Jason A. Kaplan, Feng He, Paul E. Allaire
Proc. ASME. GT2013, Volume 7B: Structures and Dynamics, V07BT30A018, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94923
https://doi.org/10.1115/GT2013-94923
View Paper titled, Elastomer O-Rings as Centering Spring in Squeeze Film Dampers: Application to Turbochargers
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Topics: Dampers, Elastomers, Seals, Springs, Turbochargers, Damping, Fluid-dynamic forces, Rotors, Stress, Transients (Dynamics)
Journal Articles

In-Plane and Transverse Eigenmodes of High-Speed Rotating Composite Disks

Saeid Dousti, Mir Abbas Jalali
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. January 2013, 80(1): 011019.
Paper No: JAM-11-1262
https://doi.org/10.1115/1.4007225
Published Online: November 19, 2012
View Article titled, In-Plane and Transverse Eigenmodes of High-Speed Rotating Composite Disks
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Topics: Composite materials, Disks
Journal Articles

Temporal and Convective Inertia Effects in Plain Journal Bearings With Eccentricity, Velocity and Acceleration

Saeid Dousti, Jianming Cao, Amir Younan, Paul Allaire, Tim Dimond
Journal: Journal of Tribology
Publisher: ASME
Article Type: Hydrodynamic Lubrication
J. Tribol. July 2012, 134(3): 031704.
https://doi.org/10.1115/1.4006928
Published Online: June 19, 2012
View Article titled, Temporal and Convective Inertia Effects in Plain Journal Bearings With Eccentricity, Velocity and Acceleration
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Topics: Bearings, Inertia (Mechanics), Journal bearings, Reynolds number, Rotors, Turbulence, Steady state, Stability, Pressure, Damping
Proceedings Papers

Temporal and Convective Inertia Effects in Plain Journal Bearings With Eccentricity, Velocity and Acceleration

Saeid Dousti, Jianming Cao, Amir Younan, Paul Allaire, Tim Dimond
Proc. ASME. GT2011, Volume 6: Structures and Dynamics, Parts A and B, 549-558, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45880
https://doi.org/10.1115/GT2011-45880
View Paper titled, Temporal and Convective Inertia Effects in Plain Journal Bearings With Eccentricity, Velocity and Acceleration
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Topics: Inertia (Mechanics), Journal bearings, Bearings, Reynolds number, Turbulence, Viscosity, Fluid films, Lubricants, Rotors, Stress