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Proceedings Papers

Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors

Naohiko Takahashi, Yohei Magara, Makoto Hemmi, Motoki Sato

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A006, June 13–17, 2022

Paper No: GT2022-80356

DOI: https://doi.org/10.1115/GT2022-80356

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Topics: Bearings, Compressors

Proceedings Papers

Investigation of the Impact of Realistic Inlet Distortions on a 1.5-Stage Transonic Compressor

Jan Werner, Maximilian Karl, Silas Mütschard, Heinz-Peter Schiffer, Christoph Biela, Sebastian Robens

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A015, June 13–17, 2022

Paper No: GT2022-81678

DOI: https://doi.org/10.1115/GT2022-81678

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Topics: Compressors, Gas turbines, Inflow, Instrumentation, Intake manifolds, Measurement systems, Rotors, Bearings, Design, Flow (Dynamics)

Proceedings Papers

Droplet Impact on a Curved Moving Liquid Film

Avick Sinha, Vaibhav Ramakrishnan, Kathy Johnson

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A003, June 13–17, 2022

Paper No: GT2022-79505

DOI: https://doi.org/10.1115/GT2022-79505

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Topics: Drops, Liquid films, Performance, Inclined plane, Aircraft engines, Bearings, Bridges (Structures), Carbon dioxide, Computer simulation, Dynamics (Mechanics)

Proceedings Papers

Predictions of Falling Wavy Films Based on the Depth Averaged Thin Film Model and Its Application to Aeroengine Bearing Chamber

K. Singh, A. Nicoli, R. Jefferson-Loveday, S. Ambrose, P. Paleo Cageao, K. Johnson, S. Mouvanal, J. Cao, A. Jacobs

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A001, June 13–17, 2022

Paper No: GT2022-78010

DOI: https://doi.org/10.1115/GT2022-78010

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Topics: Bearings, Thin films, Engineering simulation, Simulation, Flow (Dynamics), Excitation, Film thickness, Momentum, Physics, Robustness

Proceedings Papers

Numerical Simulation of Multi-Scale Oil Films on a Rotating Cup Using VOF and Coupled Eulerian Thin-Film-DPM Approaches

A. Nicoli, K. Singh, R. Jefferson-Loveday, S. Ambrose, S. Mouvanal

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A033, June 13–17, 2022

Paper No: GT2022-82533

DOI: https://doi.org/10.1115/GT2022-82533

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Topics: Bearings, Computer simulation, Drops, Engineering simulation, Engines, Film thickness, Flow (Dynamics), Fluids, Gas turbines, Geometry

Proceedings Papers

Vibration-Based Diagnostic of Aircraft Bearings Operating Under Strong Speed Variations

Dany Abboud, Julien Griffaton, Yosra Marnissi, Jose Luis Gomez Chirinos, Mohammed Elbadaoui

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A008, June 13–17, 2022

Paper No: GT2022-81111

DOI: https://doi.org/10.1115/GT2022-81111

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Topics: Aircraft, Bearings, Vibration

Proceedings Papers

Bearing Diagnostics Using Kurtosis Spectral Correlation Based on Cyclic Modulation Spectrum Estimation

Alexandre Mauricio, Konstantinos Gryllias

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A025, June 13–17, 2022

Paper No: GT2022-83600

DOI: https://doi.org/10.1115/GT2022-83600

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Topics: Bearings, Signals, Transients (Dynamics), Breakdown (Electricity), Damage, Filters, Fourier transforms, Machine components, Maintenance, Noise (Sound)

Proceedings Papers

The Development of Turboexpander-Generators for Gas Pressure Letdown Part 3: Design Validation

Ovais Ahmed Bin Najeeb, Rasish Khatri, Liping Zheng, Jeremy Liu

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T19A009, June 13–17, 2022

Paper No: GT2022-82293

DOI: https://doi.org/10.1115/GT2022-82293

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Topics: Bearings, Design, Dynamics (Mechanics), Energy generation, Generators, Magnetic bearings, Pressure, Variable speed drives

Proceedings Papers

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

Paper No: GT2022-81739

DOI: https://doi.org/10.1115/GT2022-81739

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Topics: Additive manufacturing, Bearings, Biomedicine, Design methodology, Hydrostatics, Turbochargers, Turbomachinery

Proceedings Papers

On the Pneumatic Hammer of Hybrid Gas Bearings: Measurements and Predictions

Hyunsung Jung, Seki Sin, Kyuman Kim, Junwon Heo, Minsoo Wee, Keun Ryu

Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A026, June 13–17, 2022

Paper No: GT2022-84146

DOI: https://doi.org/10.1115/GT2022-84146

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Topics: Bearings, Damping, Gas bearings, Hammers

Proceedings Papers

Roller Bearing Skidding for Aero-Engine Applications: All-Steel Versus Hybrid Bearings

Azzedine Dadouche, Rami Kerrouche

Paper No: GT2022-83532

DOI: https://doi.org/10.1115/GT2022-83532

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Topics: Aircraft engines, Bearings, Lubrication, Roller bearings, Steel

Proceedings Papers

Effect of a Reduced Oil Flow Rate on the Static and Dynamic Performance of a Tilting Pad Journal Bearing Running in Both the Flooded and Evacuated Conditions

Luis San Andrés, Andy Alcantar

Paper No: GT2022-81839

DOI: https://doi.org/10.1115/GT2022-81839

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Topics: Bearings, Flow (Dynamics), Journal bearings, Stress, Drag (Fluid dynamics), Temperature, Damping, Fluid films, Lubricants, Machinery

Proceedings Papers

Investigation of Droplet Shedding in an Aeroengine Bearing Chamber Using Convolutional Neural Networks

Katrina Farbrother, Paloma Paleo Cagaeo, Kathy Johnson, Stephen Ambrose

Paper No: GT2022-82275

DOI: https://doi.org/10.1115/GT2022-82275

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Topics: Artificial neural networks, Bearings, Drops, Design, Two-phase flow, Commercial air transport, Film thickness, Geometry, Image processing, Imaging

Proceedings Papers

Field Testing and Operation of a 300 kW Active Magnetic Bearing Supported Turboexpander-Generator for Natural Gas Pressure Letdown

Rasish Khatri, Larry Hawkins, Jeremy Liu, Massimiliano Ortiz Neri, Francesco Cangioli, Davide Biliotti

Paper No: GT2022-82332

DOI: https://doi.org/10.1115/GT2022-82332

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Topics: Bearings, Generators, Joules, Magnetic bearings, Natural gas, Pressure, Testing

Proceedings Papers

Experimental Investigation Into Oil Film Thickness and Behaviour Near an Aero-Engine Bearing

Avick Sinha, David Hann, Kathy Johnson, Michael Walsh

Paper No: GT2022-82180

DOI: https://doi.org/10.1115/GT2022-82180

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Topics: Aircraft engines, Bearings, Film thickness, Flow (Dynamics), Stress, Waves, Computational fluid dynamics, Cooling, Engine design, Flight

Proceedings Papers

Stability of a Rotor Partially-Filled With Fluid: Test Facility and Experimental Results

Marie Kasprzyk, John Sentmanat, Adolfo Delgado

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A008, June 13–17, 2022

Paper No: GT2022-82200

DOI: https://doi.org/10.1115/GT2022-82200

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Topics: Fluids, Rotors, Stability, Test facilities, Vibration, Damping, Bearings, Dampers, Excitation, Gas turbines

Proceedings Papers

A Self-Sufficient Oil Cooling Mechanism for Fluid-Film Bearing Applications in Remote Operations

Seckin Gokaltun, Bruce R. Fabijonas, Louis S. Krajewski, Richard C. Rodzwic

Paper No: GT2022-83145

DOI: https://doi.org/10.1115/GT2022-83145

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Topics: Bearings, Cooling, Fluid films, Cooling systems, Hydrocarbon reservoirs, Journal bearings, Heat exchangers, Lubrication, Pipes, Thrust bearings

Proceedings Papers

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for a (Semi) Floating Ring Bearing System

Wonbae Jung, Luis San Andrés, Jungbae Kim

Paper No: GT2022-79386

DOI: https://doi.org/10.1115/GT2022-79386

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Topics: Bearings, Rotordynamics, Turbochargers

Proceedings Papers

Vibration Failure Analysis of Multi-Disk High-Speed Rotor Based on Rotary Inertia Load Model

Jie Hong, Qi Yan, Bo Sun, YanHong Ma

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A014, June 13–17, 2022

Paper No: GT2022-83174

DOI: https://doi.org/10.1115/GT2022-83174

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Topics: Bearings, Disks, Failure analysis, Rotational inertia, Rotors, Stress, Vibration

Proceedings Papers

Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery

Greg Nelson, Iain Palmer

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A002, June 13–17, 2022

Paper No: GT2022-80976

DOI: https://doi.org/10.1115/GT2022-80976

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Topics: Condition monitoring, Machinery, Modeling, Rotordynamics, Vibration, Bearings, Clearances (Engineering), Compressors, Digital twin, Finite element model

NARROW

Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors

Investigation of the Impact of Realistic Inlet Distortions on a 1.5-Stage Transonic Compressor

Droplet Impact on a Curved Moving Liquid Film

Predictions of Falling Wavy Films Based on the Depth Averaged Thin Film Model and Its Application to Aeroengine Bearing Chamber

Numerical Simulation of Multi-Scale Oil Films on a Rotating Cup Using VOF and Coupled Eulerian Thin-Film-DPM Approaches

Vibration-Based Diagnostic of Aircraft Bearings Operating Under Strong Speed Variations

Bearing Diagnostics Using Kurtosis Spectral Correlation Based on Cyclic Modulation Spectrum Estimation

The Development of Turboexpander-Generators for Gas Pressure Letdown Part 3: Design Validation

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

On the Pneumatic Hammer of Hybrid Gas Bearings: Measurements and Predictions

Roller Bearing Skidding for Aero-Engine Applications: All-Steel Versus Hybrid Bearings

Effect of a Reduced Oil Flow Rate on the Static and Dynamic Performance of a Tilting Pad Journal Bearing Running in Both the Flooded and Evacuated Conditions

Investigation of Droplet Shedding in an Aeroengine Bearing Chamber Using Convolutional Neural Networks

Field Testing and Operation of a 300 kW Active Magnetic Bearing Supported Turboexpander-Generator for Natural Gas Pressure Letdown

Experimental Investigation Into Oil Film Thickness and Behaviour Near an Aero-Engine Bearing

Stability of a Rotor Partially-Filled With Fluid: Test Facility and Experimental Results

A Self-Sufficient Oil Cooling Mechanism for Fluid-Film Bearing Applications in Remote Operations

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for a (Semi) Floating Ring Bearing System

Vibration Failure Analysis of Multi-Disk High-Speed Rotor Based on Rotary Inertia Load Model

Condition Monitoring Insight Using Bayesian Inference and Rotor Dynamics Modelling for Rotating Machinery

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