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Journal Articles

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

Acar Çelik, David Linsky, Ron Miezner, Alex Kleiman, Boris Leizeronok, Michael Palman, Sercan Acarer, Beni Cukurel

J. Eng. Gas Turbines Power. December 2022, 144(12): 121010.

Paper No: GTP-22-1353

DOI: https://doi.org/10.1115/1.4055461

Published Online: October 7, 2022

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Topics: Additive manufacturing, Bearings, Biomedicine, Design, Flow (Dynamics), Hydrostatics, Pressure, Turbines, Turbomachinery, Manufacturing

Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions

Bugra Ertas, Keith Gary, Adolfo Delgado

J. Eng. Gas Turbines Power. August 2021, 143(8): 081023.

Paper No: GTP-20-1671

DOI: https://doi.org/10.1115/1.4050864

Published Online: May 7, 2021

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Topics: Bearings, Fluids, Stress, Thrust, Thrust bearings, Turbomachinery, Pressure, Clearances (Engineering), Flow (Dynamics), Supercritical carbon dioxide

Journal Articles

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing

Bugra Ertas

J. Eng. Gas Turbines Power. August 2021, 143(8): 081024.

Paper No: GTP-20-1710

DOI: https://doi.org/10.1115/1.4050865

Published Online: May 7, 2021

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Topics: Bearings, Design, Stress, Testing, Thrust, Thrust bearings, Turbomachinery, Additive manufacturing, Springs, Stiffness

Journal Articles

Static Performance of a Hydrostatic Thrust Foil Bearing for Large Scale Oil-Free Turbomachines

Nguyen LaTray, Daejong Kim, Myongsok Song

J. Eng. Gas Turbines Power. April 2021, 143(4): 041017.

Paper No: GTP-20-1721

DOI: https://doi.org/10.1115/1.4049884

Published Online: February 26, 2021

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Topics: Bearings, Deflection, Film thickness, Foil bearings, Hydrostatics, Pressure, Stress, Thrust, Turbomachinery, Disks

Journal Articles

Measurements Versus Predictions for a Hybrid (Hydrostatic Plus Hydrodynamic) Thrust Bearing for a Range of Orifice Diameters

Dara W. Childs, Paul Esser

J. Eng. Gas Turbines Power. June 2019, 141(6): 061015.

Paper No: GTP-18-1432

DOI: https://doi.org/10.1115/1.4042721

Published Online: February 21, 2019

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Topics: Bearings, Clearances (Engineering), Flow (Dynamics), Pressure, Stress, Thrust bearings, Stiffness, Rotors, Hydrostatics

Journal Articles

Static Load Performance of a Water-Lubricated Hydrostatic Thrust Bearing

Michael Rohmer, Luis San Andrés, Scott Wilkinson

J. Eng. Gas Turbines Power. June 2018, 140(6): 062401.

Paper No: GTP-17-1419

DOI: https://doi.org/10.1115/1.4038472

Published Online: February 27, 2018

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Topics: Bearings, Clearances (Engineering), Flow (Dynamics), Hydrostatics, Pressure, Rotors, Stress, Thrust bearings, Water, Thrust

Journal Articles

Investigation of Hydrostatic Fluid Forces in Varying Clearance Turbomachinery Seals

S. M. Tibos, C. Georgakis, J. A. Teixeira, S. Hogg

J. Eng. Gas Turbines Power. May 2018, 140(5): 052502.

Paper No: GTP-16-1576

DOI: https://doi.org/10.1115/1.4038136

Published Online: November 21, 2017

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Topics: Clearances (Engineering), Design, Fitness-for-service, Fluids, Hydrostatics, Pressure, Stiffness, Flow (Dynamics), Modeling

Journal Articles

Rotordynamic Performance of Hybrid Air Foil Bearings With Regulated Hydrostatic Injection

Behzad Zamanian Yazdi, Daejong Kim

J. Eng. Gas Turbines Power. January 2018, 140(1): 012506.

Paper No: GTP-17-1278

DOI: https://doi.org/10.1115/1.4037667

Published Online: September 19, 2017

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Topics: Bearings, Foil bearings, Hydrostatics, Rotors, Vibration, Engineering simulation, Simulation, Stability, Clearances (Engineering), Pressure

Journal Articles

Effect of Recess Shape on the Performance of a High-Speed Hybrid Journal Bearing

Alexandrina Untaroiu, Gen Fu

J. Eng. Gas Turbines Power. November 2017, 139(11): 112501.

Paper No: GTP-16-1076

DOI: https://doi.org/10.1115/1.4036946

Published Online: June 21, 2017

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Topics: Bearings, Computational fluid dynamics, Design, Friction, Geometry, Journal bearings, Lift (Fluid dynamics), Optimization, Pressure, Regression models

Journal Articles

Investigation of Effective Groove Types for a Film Riding Seal

S. M. Tibos, J. A. Teixeira, C. Georgakis

J. Eng. Gas Turbines Power. July 2017, 139(7): 072503.

Paper No: GTP-16-1494

DOI: https://doi.org/10.1115/1.4035601

Published Online: February 14, 2017

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Topics: Computational fluid dynamics, Design, Gas turbines, Hydrostatics, Optimization, Pressure, Stress, Modeling, Sealing (Process), Lift (Fluid dynamics)

Journal Articles

A Water-Lubricated Hybrid Thrust Bearing: Measurements and Predictions of Static Load Performance

Luis San Andrés, Stephen Phillips, Dara Childs

J. Eng. Gas Turbines Power. February 2017, 139(2): 022506.

Paper No: GTP-16-1272

DOI: https://doi.org/10.1115/1.4034042

Published Online: September 13, 2016

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Topics: Bearings, Clearances (Engineering), Flow (Dynamics), Pressure, Rotors, Stress, Thrust bearings, Water, Thrust, Hydrostatics

Journal Articles

Modeling and Analysis of Micro Hybrid Gas Spiral-Grooved Thrust Bearing for Microengine

Xiao-Qing Zhang, Xiao-Li Wang, Ren Liu, Yu-Yan Zhang

J. Eng. Gas Turbines Power. December 2013, 135(12): 122508.

Paper No: GTP-13-1180

DOI: https://doi.org/10.1115/1.4025239

Published Online: September 23, 2013

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Topics: Bearings, Microfabrication, Orifices, Pressure, Stress, Thrust bearings, Stiffness, Hydrostatics, Steady state, Modeling

Journal Articles

Steady-State and Transient Behavior of Gas/Liquid Phase Boundaries in Impulse Pipes

Stephan Schulz, Rainer Hampel

J. Eng. Gas Turbines Power. March 2013, 135(3): 032903.

Paper No: GTP-12-1367

DOI: https://doi.org/10.1115/1.4007874

Published Online: February 21, 2013

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Topics: Boiling water reactors, Computational fluid dynamics, Drainage, Dynamics (Mechanics), Ethanol, Flow (Dynamics), Hydrostatics, Simulation, Steady state, Temperature

Journal Articles

Design and Performance Prediction of Hybrid Air Foil Thrust Bearings

Donghyun Lee, Daejong Kim

J. Eng. Gas Turbines Power. April 2011, 133(4): 042501.

DOI: https://doi.org/10.1115/1.4002249

Published Online: November 18, 2010

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Topics: Bearings, Damping, Deflection, Design, Hydrostatics, Pressure, Stiffness, Thrust, Thrust bearings, Turbomachinery

Journal Articles

Design of Three-Pad Hybrid Air Foil Bearing and Experimental Investigation on Static Performance at Zero Running Speed

Daejong Kim, Donghyun Lee

J. Eng. Gas Turbines Power. December 2010, 132(12): 122504.

DOI: https://doi.org/10.1115/1.4001066

Published Online: August 27, 2010

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Topics: Bearings, Design, Foil bearings, Rotors, Simulation, Stiffness, Stress, Hydrostatics, Pressure, Turbomachinery

Journal Articles

Compliant Hybrid Journal Bearings Using Integral Wire Mesh Dampers

Bugra H. Ertas

J. Eng. Gas Turbines Power. March 2009, 131(2): 022503.

DOI: https://doi.org/10.1115/1.2967476

Published Online: December 22, 2008

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Topics: Bearings, Dampers, Rotors, Stress, Wire mesh, Journal bearings, Damping, Hydrostatics, Pressure, Bearing design

Journal Articles

Rotordynamic Performance of Flexure Pivot Hydrostatic Gas Bearings for Oil-Free Turbomachinery

Xuehua Zhu, Luis San Andrés

J. Eng. Gas Turbines Power. October 2007, 129(4): 1020–1027.

DOI: https://doi.org/10.1115/1.2720518

Published Online: January 2, 2007

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Topics: Bearings, Damping, Gas bearings, Hydrostatics, Rotors, Stiffness, Turbomachinery, Pressure, Bending (Stress)

Journal Articles

Application of CFD Analysis for Rotating Machinery—Part I: Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper

Zenglin Guo, Post-Doctorate, Toshio Hirano, Visiting Research Engineer, R. Gordon Kirk, Professor

J. Eng. Gas Turbines Power. April 2005, 127(2): 445–451.

DOI: https://doi.org/10.1115/1.1807415

Published Online: April 15, 2005

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Topics: Bearings, Computational fluid dynamics, Hydrostatics, Pressure, Dampers

Journal Articles

Effects of Bearing Stiffness Anisotropy on Hydrostatic Micro Gas Journal Bearing Dynamic Behavior

L. X. Liu, Z. S. Spakovszky

J. Eng. Gas Turbines Power. January 2007, 129(1): 177–184.

DOI: https://doi.org/10.1115/1.2180813

Published Online: March 1, 2004

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Topics: Anisotropy, Bearings, Hydrostatics, Rotors, Stiffness, Whirls, Gas bearings, Journal bearings

Journal Articles

Development of High-Speed Gas Bearings for High-Power Density Microdevices

F. F. Ehrich, S. A. Jacobson

J. Eng. Gas Turbines Power. January 2003, 125(1): 141–148.

DOI: https://doi.org/10.1115/1.1498273

Published Online: December 27, 2002

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Topics: Bearings, Design, Journal bearings, Manufacturing, Rotors, Semiconductor wafers, Hydrostatics, Thrust bearings, Silicon, Gas bearings

Journal citation

NARROW

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Experimental Evaluation and Fluid–Structure Model Predictions

Additively Manufactured Compliant Hybrid Gas Thrust Bearing for Supercritical Carbon Dioxide Turbomachinery: Design and Proof of Concept Testing

Static Performance of a Hydrostatic Thrust Foil Bearing for Large Scale Oil-Free Turbomachines

Measurements Versus Predictions for a Hybrid (Hydrostatic Plus Hydrodynamic) Thrust Bearing for a Range of Orifice Diameters

Static Load Performance of a Water-Lubricated Hydrostatic Thrust Bearing

Investigation of Hydrostatic Fluid Forces in Varying Clearance Turbomachinery Seals

Rotordynamic Performance of Hybrid Air Foil Bearings With Regulated Hydrostatic Injection

Effect of Recess Shape on the Performance of a High-Speed Hybrid Journal Bearing

Investigation of Effective Groove Types for a Film Riding Seal

A Water-Lubricated Hybrid Thrust Bearing: Measurements and Predictions of Static Load Performance

Modeling and Analysis of Micro Hybrid Gas Spiral-Grooved Thrust Bearing for Microengine

Steady-State and Transient Behavior of Gas/Liquid Phase Boundaries in Impulse Pipes

Design and Performance Prediction of Hybrid Air Foil Thrust Bearings

Design of Three-Pad Hybrid Air Foil Bearing and Experimental Investigation on Static Performance at Zero Running Speed

Compliant Hybrid Journal Bearings Using Integral Wire Mesh Dampers

Rotordynamic Performance of Flexure Pivot Hydrostatic Gas Bearings for Oil-Free Turbomachinery

Application of CFD Analysis for Rotating Machinery—Part I: Hydrodynamic, Hydrostatic Bearings and Squeeze Film Damper

Effects of Bearing Stiffness Anisotropy on Hydrostatic Micro Gas Journal Bearing Dynamic Behavior

Development of High-Speed Gas Bearings for High-Power Density Microdevices

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