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Proceedings Papers

Measurements of Static and Dynamic Load Performance of a 102 mm Carbon-Graphite Porous Surface Tilting-Pad Gas Journal Bearing

Luis San Andrés, Rachel Bolen, Jing Yang, Ryan McGowan

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A015, June 7–11, 2021

Paper No: GT2021-59131

DOI: https://doi.org/10.1115/GT2021-59131

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Topics: Carbon fibers, Gas bearings, Journal bearings, Stress

Proceedings Papers

Bearing Skidding Detection for High Speed and Aero Engine Applications

Azzedine Dadouche, Rami Kerrouche

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A014, June 7–11, 2021

Paper No: GT2021-59122

DOI: https://doi.org/10.1115/GT2021-59122

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Topics: Aircraft engines, Bearings, Lubrication, Roller bearings, Rollers, Stress, Acoustics, Damage, Data acquisition systems, Electromagnetic induction

Proceedings Papers

Experimental Studies on Dry Gas Seals With Time-Resolved Film Thickness Measurements

Jingjing Luo, Dieter Brillert

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A003, June 7–11, 2021

Paper No: GT2021-58547

DOI: https://doi.org/10.1115/GT2021-58547

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Topics: Film thickness, Sealing (Process), Compressors, Computer simulation, High pressure (Physics), Matlab, Pressure, Sensors, Turbochargers, Vibration

Proceedings Papers

A Model for Tilting Pad Thrust Bearings Operating With Reduced Flow Rate – Do Benefits Outweigh Risks?

Rasool Koosha, Luis San Andrés

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A027, June 7–11, 2021

Paper No: GT2021-60396

DOI: https://doi.org/10.1115/GT2021-60396

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Topics: Flow (Dynamics), Thrust bearings

Proceedings Papers

Optically Observed Turbulence In Thrust Collars at Low Critical Reynolds Number Including Numerical Predictions

Thomas Kerr, Adolfo Delgado

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A026, June 7–11, 2021

Paper No: GT2021-60360

DOI: https://doi.org/10.1115/GT2021-60360

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Topics: Reynolds number, Thrust, Turbulence, Stress, Computational fluid dynamics, Bearings, Flow (Dynamics), Modeling, Particle spin, Rotation

Proceedings Papers

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Tingcheng Wu, Luis San Andrés, Xueliang Lu

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A005, June 7–11, 2021

Paper No: GT2021-58631

DOI: https://doi.org/10.1115/GT2021-58631

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Topics: Computational fluid dynamics, Pumps, Damping, Pressure, Engineering simulation, Excitation, Flow (Dynamics), Rotors, Simulation, Stability

Proceedings Papers

Effects of Increased Tooth Clearance on the Performance of a Labyrinth Seal With Oil-Rich Bubbly Laminar Flow

Min Zhang, Dara W. Childs

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A021, June 7–11, 2021

Paper No: GT2021-60106

DOI: https://doi.org/10.1115/GT2021-60106

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Topics: Clearances (Engineering), Laminar flow, Pumps

Proceedings Papers

Frequency Dependancy of Dynamic Force Coefficients for Hermetic Squeeze Film Dampers Utilizing Fluid-Bounding Flexible Structures

Bugra Ertas, Keith Gary

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A020, June 7–11, 2021

Paper No: GT2021-60007

DOI: https://doi.org/10.1115/GT2021-60007

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Topics: Dampers, Flexible structures, Fluids, Design, Fluid structure interaction, Computational fluid dynamics, Finite element analysis, Architecture, Bearing design, Computer software

Proceedings Papers

Mechanical and Thermal Deformation Analysis of a Large Polymer Lined Tilting Pad Journal Bearing

Michael Stottrop, Beate Bender

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A006, June 7–11, 2021

Paper No: GT2021-58734

DOI: https://doi.org/10.1115/GT2021-58734

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Topics: Journal bearings, Linings (Textiles), Polymers, Thermal deformation

Proceedings Papers

Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities

Zhi Fang, Zhigang Li, Jun Li, Zhenping Feng

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A013, June 7–11, 2021

Paper No: GT2021-58996

DOI: https://doi.org/10.1115/GT2021-58996

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Topics: Cavities, Leakage, Design, Abrasion, Manufacturing, Rotors, Transients (Dynamics), Bearings, Centrifugal pumps, Clearances (Engineering)

Proceedings Papers

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Takahiko Inoue, Shota Yabui, Tsuyoshi Inoue

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A012, June 7–11, 2021

Paper No: GT2021-58979

DOI: https://doi.org/10.1115/GT2021-58979

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Topics: Compressors, Dampers, Springs, Bearings, Damping, Evaluation methods, Fluid films, Rotors, Stability, Cavitation

Proceedings Papers

Static Performance of Smooth Liquid Annular Seals in the Transition and Turbulent Regimes

Dara W. Childs, Joshua Bullock

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A002, June 7–11, 2021

Paper No: GT2021-58543

DOI: https://doi.org/10.1115/GT2021-58543

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Topics: Turbulence, Flow (Dynamics), Reynolds number, Clearances (Engineering), Displacement, Flowmeters, Friction, Leakage, Pressure, Pressure drop

Proceedings Papers

Thermohydrodynamic Modeling of a Tapered-Land Thrust Bearing With Validation Against Experimental Data

Seckin Gokaltun

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A025, June 7–11, 2021

Paper No: GT2021-60203

DOI: https://doi.org/10.1115/GT2021-60203

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Topics: Modeling, Thermohydrodynamics, Thrust bearings, Bearings, Stress, Fluid films, Heat transfer, Computational fluid dynamics, Deformation, Pressure

Proceedings Papers

Numerical Investigation on Hydrodynamic Characteristics of Supercritical CO 2 Cylindrical Film Seal

Qiuwan Du, Zhufeng Liu, Di Zhang, Yonghui Xie

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A024, June 7–11, 2021

Paper No: GT2021-60175

DOI: https://doi.org/10.1115/GT2021-60175

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Topics: Sealing (Process), Supercritical carbon dioxide, Turbomachinery

Proceedings Papers

Measurements to Quantify the Effect of a Reduced Flow Rate on the Performance of a Tilting Pad Journal Bearing (LBP) With Flooded Ends

Luis San Andrés, Jonathan Toner, Andy Alcantar

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A007, June 7–11, 2021

Paper No: GT2021-58771

DOI: https://doi.org/10.1115/GT2021-58771

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Topics: Bearings, Flow (Dynamics), Journal bearings, Stress, Temperature, Drag (Fluid dynamics), Babbitt metal, Damping, Energy efficiency, Floods

Proceedings Papers

Effect of Pad Material, Copper vs. Steel, on the Performance of a Tilting Pad Journal Bearing: Measurements and Predictions

Luis San Andrés, Hussain Kaizar, Hardik Jani, Manish Thorat

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A017, June 7–11, 2021

Paper No: GT2021-59401

DOI: https://doi.org/10.1115/GT2021-59401

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Topics: Copper, Journal bearings, Steel, Bearings, Stress, Temperature, Stiffness, Clearances (Engineering), Damping, Drag (Fluid dynamics)

Proceedings Papers

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Giuseppe Vannini, Benjamin Defoy, Manjush Ganiger, Carlo Mazzali

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A016, June 7–11, 2021

Paper No: GT2021-59371

DOI: https://doi.org/10.1115/GT2021-59371

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Topics: Design, High pressure (Physics), Honeycomb structures, Pistons, Pressure, Compressors, Computational fluid dynamics, Control equipment, Dampers, Engines

Proceedings Papers

Experimental Investigation Into Gravity Drained Journal Bearings

Rohit Khattar, Sudeep Bosu, Kashinath Akki, Amit Paspulati

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A008, June 7–11, 2021

Paper No: GT2021-58804

DOI: https://doi.org/10.1115/GT2021-58804

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Topics: Gravity (Force), Journal bearings, Bearings, Design, Flow (Dynamics), Drainage, Kinetic energy, Rotors, Swirling flow, Failure

Proceedings Papers

Theoretical Study on Static Performance of Double-Bump Foil Bearings

Fangcheng Xu, Jianhua Chu, Wenlin Luan, Guang Zhao

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A019, June 7–11, 2021

Paper No: GT2021-59937

DOI: https://doi.org/10.1115/GT2021-59937

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Topics: Clearances (Engineering), Energy consumption, Foil bearings, Friction, Stiffness, Stress

Proceedings Papers

Determination of the Area of Rational Use of Hybrid Bearings With Steel Rings and Ceramic Rolling Elements in High-Speed Aircraft Engines

Yury Lavrentyev, Nikolay Petrov, Yury Nozhnitsky

Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A018, June 7–11, 2021

Paper No: GT2021-59872

DOI: https://doi.org/10.1115/GT2021-59872

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Topics: Aircraft engines, Bearings, Ceramics, Heat, Steel

NARROW

Measurements of Static and Dynamic Load Performance of a 102 mm Carbon-Graphite Porous Surface Tilting-Pad Gas Journal Bearing

Bearing Skidding Detection for High Speed and Aero Engine Applications

Experimental Studies on Dry Gas Seals With Time-Resolved Film Thickness Measurements

A Model for Tilting Pad Thrust Bearings Operating With Reduced Flow Rate – Do Benefits Outweigh Risks?

Optically Observed Turbulence In Thrust Collars at Low Critical Reynolds Number Including Numerical Predictions

CFD Analysis of the Influence of Gas Content on the Rotordynamic Force Coefficients for a Circumferentially Grooved Annular Seal for Multiple Phase Pumps

Effects of Increased Tooth Clearance on the Performance of a Labyrinth Seal With Oil-Rich Bubbly Laminar Flow

Frequency Dependancy of Dynamic Force Coefficients for Hermetic Squeeze Film Dampers Utilizing Fluid-Bounding Flexible Structures

Mechanical and Thermal Deformation Analysis of a Large Polymer Lined Tilting Pad Journal Bearing

Static and Rotordynamic Characteristics for Two Novel Hole-Pattern Annular Liquid Seals With Circumferentially- /Axially- Oblique Hole Cavities

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

Static Performance of Smooth Liquid Annular Seals in the Transition and Turbulent Regimes

Thermohydrodynamic Modeling of a Tapered-Land Thrust Bearing With Validation Against Experimental Data

Numerical Investigation on Hydrodynamic Characteristics of Supercritical CO 2 Cylindrical Film Seal

Measurements to Quantify the Effect of a Reduced Flow Rate on the Performance of a Tilting Pad Journal Bearing (LBP) With Flooded Ends

Effect of Pad Material, Copper vs. Steel, on the Performance of a Tilting Pad Journal Bearing: Measurements and Predictions

A Novel Hybrid Seal: Design and Experimental Validation on a High Pressure Rotordynamic Test Rig

Experimental Investigation Into Gravity Drained Journal Bearings

Theoretical Study on Static Performance of Double-Bump Foil Bearings

Determination of the Area of Rational Use of Hybrid Bearings With Steel Rings and Ceramic Rolling Elements in High-Speed Aircraft Engines

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