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Proceedings Papers

Calibration of an 8-Pole Planar Radial Magnetic Actuator

Roger L. Fittro, Dan O. Baun, Eric H. Maslen, Paul E. Allaire

Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T14A006, June 2–5, 1997

Paper No: 97-GT-018

DOI: https://doi.org/10.1115/97-GT-018

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Topics: Actuators, Calibration, Poles (Building), Currents, Frequency response, Force measurement, Uncertainty, Bearings, Circuits, Clearances (Engineering)

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

Paper No: IMECE2013-63907

DOI: https://doi.org/10.1115/IMECE2013-63907

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Topics: Dampers, Rotors, Seals, Transient analysis, Bearings, Temperature, Dimensional analysis, Elastomers, Equations of motion, Excitation

Proceedings Papers

CFD Modeling of Transient Flow Phenomena in an Axial Flow VAD

Alexandrina Untaroiu, Amy L. Throckmorton, Houston G. Wood, Paul E. Allaire

Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 697-698, June 20–24, 2007

Paper No: SBC2007-176041

DOI: https://doi.org/10.1115/SBC2007-176041

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Topics: Axial flow, Computational fluid dynamics, Modeling, Unsteady flow, Design, Pumps, Flow (Dynamics), Blood flow, Blood, Dimensions

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

Paper No: GT2013-95861

DOI: https://doi.org/10.1115/GT2013-95861

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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

Paper No: GT2013-94654

DOI: https://doi.org/10.1115/GT2013-94654

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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

Paper No: GT2013-94923

DOI: https://doi.org/10.1115/GT2013-94923

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Topics: Dampers, Elastomers, Seals, Springs, Turbochargers, Damping, Fluid-dynamic forces, Rotors, Stress, Transients (Dynamics)

Proceedings Papers

Flow-Rate Observers in the Suppression of Compressor Surge Using Active Magnetic Bearings

Se Young Yoon, Zongli Lin, Wei Jiang, Paul E. Allaire

Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 2775-2784, June 11–15, 2012

Paper No: GT2012-70011

DOI: https://doi.org/10.1115/GT2012-70011

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Topics: Compressors, Flow (Dynamics), Magnetic bearings, Surges, Control equipment, Actuators, Compression, Damage, Flow instability, Pressure

Proceedings Papers

Numerical Modeling of Fluid-Induced Rotordynamic Forces in Seals With Large Aspect Ratio

Alexandrina Untaroiu, Costin D. Untaroiu, Houston G. Wood, Paul E. Allaire

Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 67-75, June 11–15, 2012

Paper No: GT2012-69830

DOI: https://doi.org/10.1115/GT2012-69830

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Topics: Computer simulation, Fluids, Flow (Dynamics), Computational fluid dynamics, Stiffness, Damping, Finite difference methods, Geometry, Rotors, Friction

Journal Articles

Flow-Rate Observers in the Suppression of Compressor Surge Using Active Magnetic Bearings

Se Young Yoon, Zongli Lin, Wei Jiang, Paul E. Allaire

J. Turbomach. July 2013, 135(4): 041015.

Paper No: TURBO-12-1140

DOI: https://doi.org/10.1115/1.4007600

Published Online: June 5, 2013

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Topics: Compressors, Flow (Dynamics), Pressure, Surges, Control equipment, Valves, Compression, Magnetic bearings

Journal Articles

Numerical Modeling of Fluid-Induced Rotordynamic Forces in Seals With Large Aspect Ratios

Alexandrina Untaroiu, Costin D. Untaroiu, Houston G. Wood, Paul E. Allaire

J. Eng. Gas Turbines Power. January 2013, 135(1): 012501.

Paper No: GTP-12-1218

DOI: https://doi.org/10.1115/1.4007341

Published Online: November 21, 2012

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Topics: Computational fluid dynamics, Computer simulation, Flow (Dynamics), Fluids, Rotors, Pressure, Whirls, Geometry, Boundary-value problems

Proceedings Papers

Fluid-Induced Forces in Pump Liquid Seals With Large Aspect Ratio

Alexandrina Untaroiu, Vahe Hayrapetian, Costin D. Untaroiu, Paul E. Allaire, Houston G. Wood, Bruno Schiavello, James McGuire

Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 455-463, July 24–29, 2011

Paper No: AJK2011-06085

DOI: https://doi.org/10.1115/AJK2011-06085

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Topics: Fluids, Pumps, Computational fluid dynamics, Flow (Dynamics), Fluid dynamics, Geometry, Rotors, Shear stress, Compressors, Damping

Proceedings Papers

Boundary Layer Control for a Vertical Axis Wind Turbine Using a Secondary-Flow Path System

Alexandrina Untaroiu, Archie Raval, Houston G. Wood, Paul E. Allaire

Proc. ASME. GT2011, Volume 1: Aircraft Engine; Ceramics; Coal, Biomass and Alternative Fuels; Wind Turbine Technology, 915-926, June 6–10, 2011

Paper No: GT2011-46552

DOI: https://doi.org/10.1115/GT2011-46552

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Topics: Boundary layers, Flow (Dynamics), Vertical axis wind turbines, Airfoils, Blades, Design, Control systems, Flow control, Horizontal axis wind turbines, Wind

Proceedings Papers

Numerical Investigation of Aerodynamic Performance of a Three-Bladed Vertical Axis Wind Turbine

Alexandrina Untaroiu, Lydia R. Barker, Houston G. Wood, Robert J. Ribando, Paul E. Allaire

Proc. ASME. IMECE2010, Volume 5: Energy Systems Analysis, Thermodynamics and Sustainability; NanoEngineering for Energy; Engineering to Address Climate Change, Parts A and B, 1127-1134, November 12–18, 2010

Paper No: IMECE2010-39267

DOI: https://doi.org/10.1115/IMECE2010-39267

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Topics: Vertical axis wind turbines, Simulation, Computational fluid dynamics, Transients (Dynamics), Boundary-value problems, Design, Electric power generation, Errors, Machinery, Pollution

Journal Articles

A Computational Fluid Dynamics/Bulk-Flow Hybrid Method for Determining Rotordynamic Coefficients of Annular Gas Seals

Patrick J. Migliorini, Alexandrina Untaroiu, Houston G. Wood, Paul E. Allaire

J. Tribol. April 2012, 134(2): 022202.

DOI: https://doi.org/10.1115/1.4006407

Published Online: April 12, 2012

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Topics: Computational fluid dynamics, Flow (Dynamics), Geometry, Rotors

Journal Articles

Investigation of Self-Starting Capability of Vertical Axis Wind Turbines Using a Computational Fluid Dynamics Approach

Alexandrina Untaroiu, Houston G. Wood, Paul E. Allaire, Robert J. Ribando

J. Sol. Energy Eng. November 2011, 133(4): 041010.

DOI: https://doi.org/10.1115/1.4004705

Published Online: October 13, 2011

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Topics: Blades, Computational fluid dynamics, Simulation, Turbines, Turbulence, Vertical axis wind turbines, Wind turbines, Torque, Rotors

Journal Articles

An Enhanced Greitzer Compressor Model Including Pipeline Dynamics and Surge

Se Young Yoon, Zongli Lin, Christopher Goyne, Paul E. Allaire

J. Vib. Acoust. October 2011, 133(5): 051005.

DOI: https://doi.org/10.1115/1.4003937

Published Online: July 26, 2011

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Topics: Acoustics, Clearances (Engineering), Compression, Compressors, Dynamics (Mechanics), Impellers, Pipelines, Pipes, Pressure, Surges

Proceedings Papers

Transmitted Power in a Structure Using the Effective Mass Parameters

Costin D. Untaroiu, Alexandrina Untaroiu, Matthew Wagner, Paul E. Allaire

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 899-904, June 14–18, 2010

Paper No: GT2010-22526

DOI: https://doi.org/10.1115/GT2010-22526

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Topics: Flow (Dynamics), Linear systems, Stiffness, Vibration

Proceedings Papers

Modal Frequency Response of a Four-Pad Tilting Pad Bearing With Spherical Pivots, Finite Pivot Stiffness and Different Pad Preloads

Timothy W. Dimond, Amir A. Younan, Paul E. Allaire, John C. Nicholas

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 431-442, June 14–18, 2010

Paper No: GT2010-23609

DOI: https://doi.org/10.1115/GT2010-23609

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Topics: Bearings, Frequency response, Stiffness, Damping, Cooling, Degrees of freedom, Rotors, Clearances (Engineering), Flow (Dynamics), Fluid structure interaction

Proceedings Papers

Design, Construction and Modeling of a Flexible Rotor Active Magnetic Bearing Test Rig

Simon E. Mushi, Zongli Lin, Paul E. Allaire

Proc. ASME. GT2010, Volume 6: Structures and Dynamics, Parts A and B, 443-452, June 14–18, 2010

Paper No: GT2010-23619

DOI: https://doi.org/10.1115/GT2010-23619

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Topics: Construction, Design, Magnetic bearings, Modeling, Rotors, Control equipment, Arches, Bearings, Compressors, Disks

Journal Articles

Model Validation for an Active Magnetic Bearing Based Compressor Surge Control Test Rig

Se Young Yoon, Zongli Lin, Kin Tien Lim, Christopher Goyne, Paul E. Allaire

J. Vib. Acoust. December 2010, 132(6): 061005.

DOI: https://doi.org/10.1115/1.4001845

Published Online: September 16, 2010

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Topics: Clearances (Engineering), Compression, Compressors, Control equipment, Impellers, Magnetic bearings, Pressure, Surges, Design, Model validation

Journal citation

NARROW

Calibration of an 8-Pole Planar Radial Magnetic Actuator

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

CFD Modeling of Transient Flow Phenomena in an Axial Flow VAD

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

Rotor Dynamic Modeling of Gears and Geared Systems

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

Flow-Rate Observers in the Suppression of Compressor Surge Using Active Magnetic Bearings

Numerical Modeling of Fluid-Induced Rotordynamic Forces in Seals With Large Aspect Ratio

Flow-Rate Observers in the Suppression of Compressor Surge Using Active Magnetic Bearings

Numerical Modeling of Fluid-Induced Rotordynamic Forces in Seals With Large Aspect Ratios

Fluid-Induced Forces in Pump Liquid Seals With Large Aspect Ratio

Boundary Layer Control for a Vertical Axis Wind Turbine Using a Secondary-Flow Path System

Numerical Investigation of Aerodynamic Performance of a Three-Bladed Vertical Axis Wind Turbine

A Computational Fluid Dynamics/Bulk-Flow Hybrid Method for Determining Rotordynamic Coefficients of Annular Gas Seals

Investigation of Self-Starting Capability of Vertical Axis Wind Turbines Using a Computational Fluid Dynamics Approach

An Enhanced Greitzer Compressor Model Including Pipeline Dynamics and Surge

Transmitted Power in a Structure Using the Effective Mass Parameters

Modal Frequency Response of a Four-Pad Tilting Pad Bearing With Spherical Pivots, Finite Pivot Stiffness and Different Pad Preloads

Design, Construction and Modeling of a Flexible Rotor Active Magnetic Bearing Test Rig

Model Validation for an Active Magnetic Bearing Based Compressor Surge Control Test Rig

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