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Proceedings Papers

Novel Approach for Optical Characterization of Thrust Collar Lubricated Area: Experimental and Numerical Results

Thomas Kerr, Adolfo Delgado

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A025, September 21–25, 2020

Paper No: GT2020-15467

DOI: https://doi.org/10.1115/GT2020-15467

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Topics: Thrust, Cavitation, Stress, Turbulence, Computational fluid dynamics, Modeling, Pressure, Algorithms, Bearings, Compressors

Proceedings Papers

A General-Purpose Test Facility for Evaluating Gas Lubricated Thrust Bearings

Keith Gary, Bugra Ertas, Adolfo Delgado

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A027, September 21–25, 2020

Paper No: GT2020-15520

DOI: https://doi.org/10.1115/GT2020-15520

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Topics: Test facilities, Thrust bearings, Bearings, Fluids, Design, Gas turbines, Hydrostatics, Lubricants, Stress, Testing

Proceedings Papers

Numerical Investigation for Characteristics and Oil-Air Distributions of a Tilting-Pad Journal Bearing Under Different Loads

Aoshuang Ding, Xuesong Li

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A024, September 21–25, 2020

Paper No: GT2020-15151

DOI: https://doi.org/10.1115/GT2020-15151

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Topics: Bearings, Cavitation, Journal bearings, Stress, Flow (Dynamics), Turbulence, Film thickness, Knudsen number, Rotors, Simulation results

Proceedings Papers

Improvement and Analysis for a Gaseous Cavitation Model Applied in a Tilting-Pad Journal Bearing

Aoshuang Ding, Xuesong Li, Yuhong Li

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A017, June 17–21, 2019

Paper No: GT2019-90626

DOI: https://doi.org/10.1115/GT2019-90626

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Topics: Cavitation, Journal bearings, Transients (Dynamics), Bearings, Equilibrium (Physics), Engineering simulation, Pressure, Simulation, Stress, Knudsen number

Proceedings Papers

Numerical Investigation for Characteristics and Oil-Air Distributions of Oil Film in a Tilting-Pad Journal Bearing

Aoshuang Ding, Yaobing Xiao

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A027, June 11–15, 2018

Paper No: GT2018-75888

DOI: https://doi.org/10.1115/GT2018-75888

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Topics: Journal bearings, Cavitation, Shear stress, Bearings, Pressure, Rotors, Stress, Air flow, Computer simulation, High pressure (Physics)

Proceedings Papers

A Thermoelastohydrodynamic Analysis for the Static Performance of High-Speed Heavy Load Tilting-Pad Journal Bearing Operating in the Turbulent Flow Regime and Comparisons to Test Data

Hirotoshi Arihara, Yuki Kameyama, Yoshitaka Baba, Luis San Andrés

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A047, June 11–15, 2018

Paper No: GT2018-77151

DOI: https://doi.org/10.1115/GT2018-77151

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Topics: Journal bearings, Stress, Turbulence, Temperature, Bearings, Pressure, Deformation, Flow (Dynamics), Rotors, Clearances (Engineering)

Proceedings Papers

Assessment of Bearing Heat Generation Prediction by the Program ADORE With Respect to Experimental Results and SHABERTH Predictions

Brian D. Nicholson, Garry D. Givan, Kevin L. Thompson, Justin Mason, Pradeep K. Gupta, Hitesh K. Trivedi

Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T01A001, June 26–30, 2017

Paper No: GT2017-63010

DOI: https://doi.org/10.1115/GT2017-63010

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Topics: Bearings, Heat, Stress, Traction, Aircraft engines, Turbines, Computer software, Dynamics (Mechanics), Knudsen number, Thermal analysis

Proceedings Papers

Oil Film Thickness Measurements on Surfaces Close to an Aero-Engine Ball Bearing Using Optical Techniques

Jee Loong Hee, R. Santhosh, Kathy Simmons, Graham Johnson, David Hann, Michael Walsh

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A017, June 26–30, 2017

Paper No: GT2017-63813

DOI: https://doi.org/10.1115/GT2017-63813

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Topics: Aircraft engines, Ball bearings, Film thickness, Bearings, Stress, Flow (Dynamics), Engines, Knudsen number, Imaging, Gas turbines

Proceedings Papers

Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds

R. Santhosh, Jee Loong Hee, Kathy Simmons, Graham Johnson, David Hann, Michael Walsh

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A018, June 26–30, 2017

Paper No: GT2017-63815

DOI: https://doi.org/10.1115/GT2017-63815

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Topics: Aircraft engines, Ball bearings, Bearings, Stress, Engines, Flow (Dynamics), Knudsen number, Rotating disks, Design, Gas turbines

Proceedings Papers

Static Characteristics of Gas Foil Thrust Bearing Based on Gas Rarefaction Model

Jiajia Yan, Guanghui Zhang, Zhansheng Liu, Fan Yang

Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT31A009, June 15–19, 2015

Paper No: GT2015-42577

DOI: https://doi.org/10.1115/GT2015-42577

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Topics: Thrust bearings, Clearances (Engineering), Stress, Film thickness, Rotors, Stiffness, Bearings, Design, Finite difference methods, Iterative methods

Proceedings Papers

On the Leading Edge: Combining Maturity and Advanced Technology on the F404 Turbofan Engine

S. F. Powel, IV

Proc. ASME. GT1990, Volume 2: Aircraft Engine; Marine; Microturbines and Small Turbomachinery, V002T02A006, June 11–14, 1990

Paper No: 90-GT-149

DOI: https://doi.org/10.1115/90-GT-149

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Topics: Engines, Turbofans, Design, Knudsen number, Aircraft engines, Blocks (Building materials), Exhaust systems, Fibers, Flight, Nozzles

Proceedings Papers

Development and Turbine Engine Performance of Three Advanced Rhenium Containing Superalloys for Single Crystal and Directionally Solidified Blades and Vanes

Robert W. Broomfield, David A. Ford, Harry K. Bhangu, Malcolm C. Thomas, Donald J. Frasier, Phil S. Burkholder, Ken Harris, Gary L. Erickson, Jacqueline B. Wahl

Proc. ASME. GT1997, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award, V004T12A001, June 2–5, 1997

Paper No: 97-GT-117

DOI: https://doi.org/10.1115/97-GT-117

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Topics: Blades, Crystals, Gas turbines, Superalloys, Engines, Alloys, Turbines, Airfoils, Nickel, Coatings

Proceedings Papers

Improved Performance Rhenium Containing Single Crystal Alloy Turbine Blades Utilising PPM Levels of the Highly Reactive Elements Lanthanum and Yttrium

David A. Ford, Keith P. L. Fullagar, Harry K. Bhangu, Malcolm C. Thomas, Phil S. Burkholder, Paul S. Korinko, Ken Harris, Jacqueline B. Wahl

Proc. ASME. GT1998, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V005T12A002, June 2–5, 1998

Paper No: 98-GT-371

DOI: https://doi.org/10.1115/98-GT-371

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Topics: Alloys, Crystals, Lanthanum, Turbine blades, Yttrium, Blades, Coatings, Oxidation, Airfoils, Ceramics

Proceedings Papers

A 35,000 RPM Test Rig for Magnetic, Hybrid and Back-Up Bearings

Erik E. Swanson, James F. Walton, II, Hooshang Heshmat

Proc. ASME. GT1999, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General, V004T03A019, June 7–10, 1999

Paper No: 99-GT-180

DOI: https://doi.org/10.1115/99-GT-180

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Topics: Bearings, Magnetic bearings, Damage, Failure, Knudsen number, Machinery, Stress, Turbomachinery

Proceedings Papers

Performance of a Foil-Magnetic Hybrid Bearing

Erik E. Swanson, Hooshang Heshmat, James Walton, II

Proc. ASME. GT2000, Volume 4: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education, V004T03A053, May 8–11, 2000

Paper No: 2000-GT-0411

DOI: https://doi.org/10.1115/2000-GT-0411

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Topics: Bearings, Stress, Magnetic bearings, Foil bearings, Rotors, Knudsen number, Control algorithms, Failure, Gas turbines, Rotordynamics

Proceedings Papers

Application of an Advanced CFD-Based Analysis System to the PW6000 Combustor to Optimize Exit Temperature Distribution: Part II — Comparison of Predictions to Full Annular Rig Test Data

Timothy S. Snyder, Jesse F. Stewart, Matthew D. Stoner, Randal G. McKinney

Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A031, June 4–7, 2001

Paper No: 2001-GT-0064

DOI: https://doi.org/10.1115/2001-GT-0064

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Topics: Combustion chambers, Computational fluid dynamics, Temperature distribution, Temperature profiles, Engines, Turbines, Design, Emissions, Air flow, Aircraft

Proceedings Papers

Design Improvements of the EJ 200 HP Compressor: From Design Verification Engine to a Future All Blisk Version

O. E. Kosing, R. Scharl, H. J. Schmuhl

Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T01A001, June 4–7, 2001

Paper No: 2001-GT-0283

DOI: https://doi.org/10.1115/2001-GT-0283

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Topics: Compressors, Design, Engines, Thrust, Clearances (Engineering), Flight, Weight (Mass), Aircraft, Containment, Fire

Proceedings Papers

MEMS-Scale Turbomachinery Based Vacuum Roughing Pump

Anthony J. Gannon, Garth V. Hobson, Michael J. Shea, Christopher S. Clay, Knox T. Millsaps

Proc. ASME. GT2013, Volume 5A: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V05AT23A024, June 3–7, 2013

Paper No: GT2013-95885

DOI: https://doi.org/10.1115/GT2013-95885

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Topics: Grinding, Microelectromechanical systems, Pumps, Turbomachinery, Vacuum, Boundary-value problems, Engineering simulation, Simulation, Slip flow, Pressure

Proceedings Papers

Evaluation of Lean Axially Staged Combustion by Multi-Sector Combustor Tests Under LTO Cycle Conditions of a Small Aircraft Engine

Takeshi Yamamoto, Kazuo Shimodaira, Yoji Kurosawa, Seiji Yoshida

Proc. ASME. GT2013, Volume 1B: Combustion, Fuels and Emissions, V01BT04A040, June 3–7, 2013

Paper No: GT2013-95496

DOI: https://doi.org/10.1115/GT2013-95496

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Topics: Aircraft engines, Combustion, Combustion chambers, Cycles, Emissions, Nitrogen oxides, Fuels, Nozzles, Engines, Air pollution control

Proceedings Papers

Emission Reduction of Fuel Staged Aircraft Engine Combustor Using an Additional Premixed Fuel Nozzle

Takeshi Yamamoto, Kazuo Shimodaira, Seiji Yoshida, Yoji Kurosawa

Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 391-400, June 11–15, 2012

Paper No: GT2012-68590

DOI: https://doi.org/10.1115/GT2012-68590

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Topics: Aircraft engines, Combustion chambers, Emissions, Fuels, Nozzles, Nitrogen oxides, Smoke, Thrust, Aerospace industry, Combustion technologies

NARROW

Novel Approach for Optical Characterization of Thrust Collar Lubricated Area: Experimental and Numerical Results

A General-Purpose Test Facility for Evaluating Gas Lubricated Thrust Bearings

Numerical Investigation for Characteristics and Oil-Air Distributions of a Tilting-Pad Journal Bearing Under Different Loads

Improvement and Analysis for a Gaseous Cavitation Model Applied in a Tilting-Pad Journal Bearing

Numerical Investigation for Characteristics and Oil-Air Distributions of Oil Film in a Tilting-Pad Journal Bearing

A Thermoelastohydrodynamic Analysis for the Static Performance of High-Speed Heavy Load Tilting-Pad Journal Bearing Operating in the Turbulent Flow Regime and Comparisons to Test Data

Assessment of Bearing Heat Generation Prediction by the Program ADORE With Respect to Experimental Results and SHABERTH Predictions

Oil Film Thickness Measurements on Surfaces Close to an Aero-Engine Ball Bearing Using Optical Techniques

Experimental Investigation of Oil Shedding From an Aero-Engine Ball Bearing at Moderate Speeds

Static Characteristics of Gas Foil Thrust Bearing Based on Gas Rarefaction Model

On the Leading Edge: Combining Maturity and Advanced Technology on the F404 Turbofan Engine

Development and Turbine Engine Performance of Three Advanced Rhenium Containing Superalloys for Single Crystal and Directionally Solidified Blades and Vanes

Improved Performance Rhenium Containing Single Crystal Alloy Turbine Blades Utilising PPM Levels of the Highly Reactive Elements Lanthanum and Yttrium

A 35,000 RPM Test Rig for Magnetic, Hybrid and Back-Up Bearings

Performance of a Foil-Magnetic Hybrid Bearing

Application of an Advanced CFD-Based Analysis System to the PW6000 Combustor to Optimize Exit Temperature Distribution: Part II — Comparison of Predictions to Full Annular Rig Test Data

Design Improvements of the EJ 200 HP Compressor: From Design Verification Engine to a Future All Blisk Version

MEMS-Scale Turbomachinery Based Vacuum Roughing Pump

Evaluation of Lean Axially Staged Combustion by Multi-Sector Combustor Tests Under LTO Cycle Conditions of a Small Aircraft Engine

Emission Reduction of Fuel Staged Aircraft Engine Combustor Using an Additional Premixed Fuel Nozzle

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