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Proceedings Papers

Rotordynamic Evaluation of a Large High-Speed Rotor Equipped With Flexure Pivot Journal Bearings and Integral Squeeze Film Damper

Giuseppe Vannini, Alice Innocenti, Filippo Cangioli, Kim Jongsoo

Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A001, June 7–11, 2021

Paper No: GT2021-58800

DOI: https://doi.org/10.1115/GT2021-58800

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Topics: Bearings, Bending (Stress), Dampers, Journal bearings, Rotors

Proceedings Papers

Experimental Investigation and Numerical Modelling of a Large Heavily-Loaded Tilting Pad Journal Bearing With Polymer Lined Pads

Filippo Cangioli, Richard Livermore-Hardy, Guy Pethybridge, Uemit Mermertas, Michael Stottrop, Beate Bender

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A037, September 21–25, 2020

Paper No: GT2020-16319

DOI: https://doi.org/10.1115/GT2020-16319

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Topics: Bearings, Journal bearings, Lubrication, Modeling, Polymers, Stress

Journal Articles

Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions

Giuseppe Vannini, Filippo Cangioli, Enrico Ciulli, Matteo Nuti, Paola Forte, Jongsoo Kim, Richard Livermore-Hardy

J. Eng. Gas Turbines Power. March 2020, 142(3): 031004.

Paper No: GTP-19-1320

DOI: https://doi.org/10.1115/1.4045520

Published Online: January 17, 2020

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Topics: Bearings, Bending (Stress), Design, Journal bearings, Stress, Temperature, Stiffness, Flow (Dynamics)

Journal Articles

A Novel Bulk-Flow Model for Pocket Damper Seals

Filippo Cangioli, Giuseppe Vannini, Thomas Chirathadam

J. Eng. Gas Turbines Power. January 2020, 142(1): 011012.

Paper No: GTP-19-1490

DOI: https://doi.org/10.1115/1.4045000

Published Online: November 28, 2019

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Topics: Dampers, Damping, Flow (Dynamics), Pressure, Rotors, Leakage, Momentum, Shear stress, Stiffness, Cavities

Proceedings Papers

Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions

Giuseppe Vannini, Filippo Cangioli, Enrico Ciulli, Matteo Nuti, Paola Forte, Jongsoo Kim, Richard Livermore-Hardy

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A009, June 17–21, 2019

Paper No: GT2019-90278

DOI: https://doi.org/10.1115/GT2019-90278

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Topics: Bending (Stress), Journal bearings, Stress, Compressors, Bearings, Boundary-value problems, Design, Flow (Dynamics), Hydraulic actuators, Instrumentation

Proceedings Papers

A Novel Bulk-Flow Model for Pocket Damper Seals

Filippo Cangioli, Giuseppe Vannini, Thomas Chirathadam

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A002, June 17–21, 2019

Paper No: GT2019-90059

DOI: https://doi.org/10.1115/GT2019-90059

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Topics: Dampers, Flow (Dynamics), Rotors, Sealing (Process), Boundary layers, Compressors, Energy dissipation, Friction, High pressure (Physics), Leakage

Journal Articles

Rotordynamic Characterization of a Staggered Labyrinth Seal: Experimental Test Data and Comparison With Predictions

Filippo Cangioli, Giuseppe Vannini, Paolo Pennacchi, Lorenzo Ciuchicchi, Leonardo Nettis, Steven Chatterton

J. Eng. Gas Turbines Power. January 2019, 141(1): 011009.

Paper No: GTP-18-1293

DOI: https://doi.org/10.1115/1.4040688

Published Online: September 14, 2018

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Topics: Cavities, Flow (Dynamics), Leakage, Pressure, Rotors, Damping, Fluids, Stiffness, Momentum, Clearances (Engineering)

Proceedings Papers

Unconventional Techniques for the Analysis of Experimental Spiral Vibrations

Andrea Vania, Paolo Pennacchi, Steven Chatterton, Filippo Cangioli

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A001, June 11–15, 2018

Paper No: GT2018-75005

DOI: https://doi.org/10.1115/GT2018-75005

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Topics: Vibration, Friction, Rotors, Damage, Machinery, Modeling, Stability, Stators, Steam turbines, Uncertainty

Proceedings Papers

Numerical Modeling of Thermally-Induced Vibration in Rotor Caused by Light-Rub Against Brush Seal

Filippo Cangioli, Paolo Pennacchi, Andrea Vania, Steven Chatterton

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT33A002, June 11–15, 2018

Paper No: GT2018-75042

DOI: https://doi.org/10.1115/GT2018-75042

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Topics: Computer simulation, Rotors, Vibration, Clearances (Engineering), Leakage, Turbomachinery, Design, Friction, Machinery, Dynamics (Mechanics)

Proceedings Papers

Rotordynamic Characterization of Labyrinth Seals in Steam Turbines: Effects of Thermal and Mechanical Loads

Filippo Cangioli, Steven Chatterton, Paolo Pennacchi, Leonardo Nettis, Lorenzo Ciuchicchi, Andrea Vania, Giuseppe Vannini

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A001, June 11–15, 2018

Paper No: GT2018-75009

DOI: https://doi.org/10.1115/GT2018-75009

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Topics: Steam turbines, Stress, Flow (Dynamics), Machinery, Stability, Annulus, Centrifugal force, Clearances (Engineering), Geometry, Heat transfer

Proceedings Papers

Rotordynamic Characterization of a Staggered Labyrinth Seal: Experimental Test Data and Comparison With Predictions

Filippo Cangioli, Giuseppe Vannini, Paolo Pennacchi, Lorenzo Ciuchicchi, Leonardo Nettis, Steven Chatterton

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A003, June 11–15, 2018

Paper No: GT2018-75072

DOI: https://doi.org/10.1115/GT2018-75072

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Topics: Clearances (Engineering), Compressors, Dynamics (Mechanics), Flow (Dynamics), Fluids, Gas turbines, High pressure (Physics), Kinetic energy, Leakage, Pressure

Journal Articles

On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals

Filippo Cangioli, Paolo Pennacchi, Giuseppe Vannini, Lorenzo Ciuchicchi, Andrea Vania, Steven Chatterton, Phuoc Vinh Dang

J. Eng. Gas Turbines Power. March 2018, 140(3): 032502.

Paper No: GTP-17-1277

DOI: https://doi.org/10.1115/1.4037919

Published Online: October 17, 2017

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Topics: Flow (Dynamics), Rotors, Enthalpy, Thermodynamic processes, Cavities

Proceedings Papers

On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals

Filippo Cangioli, Paolo Pennacchi, Giuseppe Vannini, Lorenzo Ciuchicchi, Andrea Vania, Steven Chatterton, Phuoc Vinh Dang

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A001, June 26–30, 2017

Paper No: GT2017-63012

DOI: https://doi.org/10.1115/GT2017-63012

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Topics: Flow (Dynamics), Thermodynamic processes, Enthalpy, Computational fluid dynamics, Leakage, Cavities, Clearances (Engineering), Fluids, Rotors, Shear stress

Proceedings Papers

Sensitivity Analysis of the One-Control Volume Bulk-Flow Model for a 14 Teeth-on-Stator Straight-Through Labyrinth Seal

Filippo Cangioli, Paolo Pennacchi, Giacomo Riboni, Giuseppe Vannini, Lorenzo Ciuchicchi, Andrea Vania, Steven Chatterton

Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A002, June 26–30, 2017

Paper No: GT2017-63014

DOI: https://doi.org/10.1115/GT2017-63014

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Topics: Flow (Dynamics), Sensitivity analysis, Stators, Leakage, Fluid dynamics, Friction, Cavities, Discharge coefficient, Dynamics (Mechanics), Fluids

Proceedings Papers

Behavior of Tilting–Pad Journal Bearings With Large Machining Error on Pads

Phuoc Vinh Dang, Steven Chatterton, Paolo Pennacchi, Andrea Vania, Filippo Cangioli

Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A018, June 13–17, 2016

Paper No: GT2016-56674

DOI: https://doi.org/10.1115/GT2016-56674

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Topics: Errors, Journal bearings, Machining, Bearings, Stress, Geometry, Dimensions, Clearances (Engineering), Damping, Flow (Dynamics)

Proceedings Papers

Development of an Active Control System for Rotating Machinery by Means of Tilting Pad Journal Bearings

Steven Chatterton, Filippo Cangioli, Paolo Pennacchi, Andrea Vania, Phuoc Vinh Dang

Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A016, June 13–17, 2016

Paper No: GT2016-56632

DOI: https://doi.org/10.1115/GT2016-56632

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Topics: Control systems, Journal bearings, Machinery, Vibration, Bearings, Compressors, Control equipment, Design, Engineering simulation, Numerical analysis

Proceedings Papers

Analysis of the Dynamic Behavior of Two High-Pressure Turbines for the Possible Detection of Rub Symptoms

Filippo Cangioli, Paolo Pennacchi, Andrea Vania, Steven Chatterton, Phuoc Vinh Dang

Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT30A004, June 13–17, 2016

Paper No: GT2016-56627

DOI: https://doi.org/10.1115/GT2016-56627

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Topics: High pressure (Physics), Turbines, Machinery, Rotors, Vibration, Cascades (Fluid dynamics), Rotordynamics, Steady state, Steam turbines, Transients (Dynamics)

Proceedings Papers

Behavior of a Tilting–Pad Journal Bearing With Different Load Directions

Phuoc Vinh Dang, Steven Chatterton, Paolo Pennacchi, Andrea Vania, Filippo Cangioli

Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A067, August 2–5, 2015

Paper No: DETC2015-46598

DOI: https://doi.org/10.1115/DETC2015-46598

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Topics: Journal bearings, Stress, Bearings, Clearances (Engineering), Geometry, Flow (Dynamics), Lubricants, Machine components, Machinery, Rotors

Proceedings Papers

An Experimental Study of Nonlinear Oil-Film Forces in a Tilting-Pad Journal Bearing

Phuoc Vinh Dang, Steven Chatterton, Paolo Pennacchi, Andrea Vania, Filippo Cangioli

Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A068, August 2–5, 2015

Paper No: DETC2015-46601

DOI: https://doi.org/10.1115/DETC2015-46601

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Topics: Journal bearings, Bearings, Machinery, Stress, Damping, Equilibrium (Physics), Stability, Stiffness, Theoretical analysis

Proceedings Papers

Diagnostics of Rolling Element Bearings by Means of the Higuchy Fractal Dimension

Steven Chatterton, Paolo Pennacchi, Andrea Vania, Phuoc Vinh Dang, Filippo Cangioli

Proc. ASME. IDETC-CIE2015, Volume 8: 27th Conference on Mechanical Vibration and Noise, V008T13A069, August 2–5, 2015

Paper No: DETC2015-46609

DOI: https://doi.org/10.1115/DETC2015-46609

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Topics: Dimensions, Fractals, Rolling bearings, Damage, Bearings, Chaos, Failure, Filters, Signals

Journal citation

NARROW

Rotordynamic Evaluation of a Large High-Speed Rotor Equipped With Flexure Pivot Journal Bearings and Integral Squeeze Film Damper

Experimental Investigation and Numerical Modelling of a Large Heavily-Loaded Tilting Pad Journal Bearing With Polymer Lined Pads

Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions

A Novel Bulk-Flow Model for Pocket Damper Seals

Experiments on a Large Flexure Pivot Journal Bearing: Summary of Test Results and Comparison With Predictions

A Novel Bulk-Flow Model for Pocket Damper Seals

Rotordynamic Characterization of a Staggered Labyrinth Seal: Experimental Test Data and Comparison With Predictions

Unconventional Techniques for the Analysis of Experimental Spiral Vibrations

Numerical Modeling of Thermally-Induced Vibration in Rotor Caused by Light-Rub Against Brush Seal

Rotordynamic Characterization of Labyrinth Seals in Steam Turbines: Effects of Thermal and Mechanical Loads

Rotordynamic Characterization of a Staggered Labyrinth Seal: Experimental Test Data and Comparison With Predictions

On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals

On the Thermodynamic Process in the Bulk-Flow Model for the Estimation of the Dynamic Coefficients of Labyrinth Seals

Sensitivity Analysis of the One-Control Volume Bulk-Flow Model for a 14 Teeth-on-Stator Straight-Through Labyrinth Seal

Behavior of Tilting–Pad Journal Bearings With Large Machining Error on Pads

Development of an Active Control System for Rotating Machinery by Means of Tilting Pad Journal Bearings

Analysis of the Dynamic Behavior of Two High-Pressure Turbines for the Possible Detection of Rub Symptoms

Behavior of a Tilting–Pad Journal Bearing With Different Load Directions

An Experimental Study of Nonlinear Oil-Film Forces in a Tilting-Pad Journal Bearing

Diagnostics of Rolling Element Bearings by Means of the Higuchy Fractal Dimension

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