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Proceedings Papers

Nonlinear Dynamics of Turbine Generator Shaft Trains: Evaluation of Bifurcation Sets Applying Numerical Continuation

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A005, June 13–17, 2022

Paper No: GT2022-80107

DOI: https://doi.org/10.1115/GT2022-80107

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Topics: Bifurcation, Nonlinear dynamics, Trains, Turbogenerators

Proceedings Papers

On the Dynamic Response of a Two-Degree-of-Freedom System With Dry Friction and Elastic Stop

Liming Jiang, Zhimin Su, Jie Hong, Yanhong Ma

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A024, June 13–17, 2022

Paper No: GT2022-82779

DOI: https://doi.org/10.1115/GT2022-82779

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Topics: Dry friction, Dynamic response, Friction, Stability, Bifurcation, Excitation, Collisions (Physics), Cycles, Dampers, Design

Proceedings Papers

System Parameter Identification of a Colored-Noise-Driven Rijke Tube Simulator

Neha Vishnoi, Vikrant Gupta, Aditya Saurabh, Lipika Kabiraj

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A040, June 13–17, 2022

Paper No: GT2022-83006

DOI: https://doi.org/10.1115/GT2022-83006

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Topics: Noise (Sound), White noise, Approximation, Acoustics, Bifurcation, Fokker-Planck equation, Oscillations, System identification

Proceedings Papers

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Neha Vishnoi, Pankaj Wahi, Aditya Saurabh, Lipika Kabiraj

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A013, June 7–11, 2021

Paper No: GT2021-58691

DOI: https://doi.org/10.1115/GT2021-58691

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Topics: Dynamics (Mechanics), Noise (Sound), Oscillations, Stability, Combustion chambers, Acoustics, Gas turbines, Bifurcation, Combustion, Damping

Proceedings Papers

Large Eddy Simulation of Film Cooling for the Real Additive Manufactured Fan-Shaped Holes

Wei Shi, Xueying Li, Lang Wang, Jing Ren, Hongde Jiang

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A036, September 21–25, 2020

Paper No: GT2020-14852

DOI: https://doi.org/10.1115/GT2020-14852

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Topics: Additive manufacturing, Film cooling, Large eddy simulation, Flow (Dynamics), Fluids, Heat transfer, Manufacturing, Surface roughness, Workflow, Bifurcation

Proceedings Papers

Numerical Investigation of Rotor and Journal Bearing Parameters on Nonlinear Vibration of a Highly Flexible Rotor Considering Journal Angular Motion With Experimental Verification

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A006, September 21–25, 2020

Paper No: GT2020-14254

DOI: https://doi.org/10.1115/GT2020-14254

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Topics: Journal bearings, Nonlinear vibration, Rotors, Bearings, Bifurcation, Disks, Limit cycles, Degrees of freedom, Finite element analysis, Rolling bearings

Proceedings Papers

Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling

Samarjeet Singh, Amitesh Roy, K. V. Reeja, Asalatha Nair, Swetaprovo Chaudhuri, R. I. Sujith

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A009, September 21–25, 2020

Paper No: GT2020-15356

DOI: https://doi.org/10.1115/GT2020-15356

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Topics: Bifurcation, Combustion chambers, Modeling, Oscillations, Flames, Combustion, Dynamics (Mechanics), Noise (Sound), Turbulence

Proceedings Papers

Simultaneous TR-PIV and CH* Chemiluminescence During Combustion-Instability Triggered Flame-Flashback in a Backward Facing Step Combustor

Pankaj Pancharia, Vikram Ramanan, Baladandayuthapani Nagarajan, S. R. Chakravarthy

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A018, June 17–21, 2019

Paper No: GT2019-91252

DOI: https://doi.org/10.1115/GT2019-91252

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Topics: Chemiluminescence, Combustion, Combustion chambers, Flames, Acoustics, Turbulence, Bifurcation, Cycles, Data acquisition, Ducts

Proceedings Papers

Investigation on Effect of Inlet Flow Turbulence on the Combustion Instability Using Simultaneous PIV and CH* Chemiluminescence in a Backward Facing Step Combustor

Pankaj Pancharia, Vikram Ramanan, Baladandayuthapani Nagarajan, S. R. Chakravarthy

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A055, June 17–21, 2019

Paper No: GT2019-92022

DOI: https://doi.org/10.1115/GT2019-92022

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Topics: Chemiluminescence, Combustion, Combustion chambers, Flow (Dynamics), Turbulence, Flames, Vortices, Dynamics (Mechanics), Acoustics, Air flow

Proceedings Papers

Nonlinear Harmonic Analysis of a Blade Model Subjected to Large Geometrical Deflection and Internal Resonance

Nicolas Di Palma, Adrien Martin, Fabrice Thouverez, Vivien Courtier

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A017, June 17–21, 2019

Paper No: GT2019-91213

DOI: https://doi.org/10.1115/GT2019-91213

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Topics: Blades, Deflection, Resonance, Bifurcation, Stiffness, Frequency response

Proceedings Papers

Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion

Nuntaphong Koondilogpiboon, Tsuyoshi Inoue

Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT34A024, June 17–21, 2019

Paper No: GT2019-90951

DOI: https://doi.org/10.1115/GT2019-90951

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Topics: Journal bearings, Nonlinear vibration, Rotors, Whirls, Disks, Bearings, Bifurcation, Ball bearings, Steady state

Proceedings Papers

Enhanced Heat Transfer and Thermal Performance of a Blade With Tree-Shaped Film Cooling Channels

Guohua Zhang, Gongnan Xie, Bengt Sundén

Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT12A013, June 11–15, 2018

Paper No: GT2018-75918

DOI: https://doi.org/10.1115/GT2018-75918

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Topics: Blades, Film cooling, Heat transfer, Computer simulation, Metals, Temperature, Bifurcation, Boundary-value problems, Gas turbines, Turbine blades

Proceedings Papers

Through-Flow Modeling of Single- and Two-Shaft Gas Turbines at Wide Operating Range

Alexander Wiedermann, Milan V. Petrovic

Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A006, June 11–15, 2018

Paper No: GT2018-75394

DOI: https://doi.org/10.1115/GT2018-75394

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Topics: Flow (Dynamics), Gas turbines, Modeling, Turbines, Compressors, Cooling, Design, Bifurcation, Boundary layers, Combustion

Proceedings Papers

Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film-Cooling

Zachary T. Stratton, Tom I-P. Shih

Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT12A014, June 11–15, 2018

Paper No: GT2018-76170

DOI: https://doi.org/10.1115/GT2018-76170

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Topics: Density, Film cooling, Turbulence, Cooling, Flat plates, Fluctuations (Physics), Shear (Mechanics), Vortices, Vorticity, Bifurcation

Proceedings Papers

Comparison of Center Nozzle Staging to Outer Nozzle Staging in a Multi-Flame Combustor

Wyatt Culler, Xiaoling Chen, Stephen Peluso, Domenic Santavicca, Jacqueline O’Connor, David Noble

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A024, June 11–15, 2018

Paper No: GT2018-75423

DOI: https://doi.org/10.1115/GT2018-75423

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Topics: Combustion chambers, Flames, Nozzles, Fuels, Bifurcation, Gas turbines, Hardware, Oscillations, Chemiluminescence, Combustion

Proceedings Papers

Synchronization of Thermoacoustic Modes in Sequential Combustors

Giacomo Bonciolini, Nicolas Noiray

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A036, June 11–15, 2018

Paper No: GT2018-75531

DOI: https://doi.org/10.1115/GT2018-75531

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Topics: Combustion chambers, Synchronization, Acoustics, Bifurcation, Combustion systems, Dynamics (Mechanics), Entropy, Waves, Architecture, Combustion

Proceedings Papers

Large Eddy Simulation of a Two-Phase Staged Swirling Burner Using an Euler-Lagrange Approach: Validation of the Injection Strategy

Léo Cunha Caldeira Mesquita, Aymeric Vié, Sébastien Ducruix

Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A004, June 11–15, 2018

Paper No: GT2018-76125

DOI: https://doi.org/10.1115/GT2018-76125

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Topics: Large eddy simulation, Swirling flow, Drops, Sprays, Flames, Approximation, Bifurcation, Combustion chambers, Computer simulation, Fuels

Proceedings Papers

Extraction of Linear Growth and Damping Rates of High-Frequency Thermoacoustic Oscillations From Time Domain Data

Tobias Hummel, Frederik Berger, Nicolai Stadlmair, Bruno Schuermans, Thomas Sattelmayer

Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A080, June 26–30, 2017

Paper No: GT2017-64233

DOI: https://doi.org/10.1115/GT2017-64233

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Topics: Damping, Oscillations, Pressure, Acoustics, Flames, Heat, Bifurcation, Chemiluminescence, Combustion systems, Design

Proceedings Papers

Nonlinear Vibration of a Saturated Water Journal Bearing and Bifurcation Analysis

Tadayoshi Shoyama

Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT35A011, June 26–30, 2017

Paper No: GT2017-63752

DOI: https://doi.org/10.1115/GT2017-63752

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Topics: Bifurcation, Journal bearings, Nonlinear vibration, Water, Vibration, Bearings, Equations of motion, Rotors, Stiffness, Thrust

Proceedings Papers

Flame Dynamics Intermittency in the Bi-Stable Region Near a Subcritical Hopf Bifurcation

D. Ebi, A. Denisov, G. Bonciolini, E. Boujo, N. Noiray

Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A058, June 26–30, 2017

Paper No: GT2017-64943

DOI: https://doi.org/10.1115/GT2017-64943

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Topics: Bifurcation, Dynamics (Mechanics), Flames, Sound pressure, Fluctuations (Physics), Heat, Oscillations, Stability, Acoustics, Chemiluminescence

2 3 4

NARROW

Nonlinear Dynamics of Turbine Generator Shaft Trains: Evaluation of Bifurcation Sets Applying Numerical Continuation

On the Dynamic Response of a Two-Degree-of-Freedom System With Dry Friction and Elastic Stop

System Parameter Identification of a Colored-Noise-Driven Rijke Tube Simulator

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Large Eddy Simulation of Film Cooling for the Real Additive Manufactured Fan-Shaped Holes

Numerical Investigation of Rotor and Journal Bearing Parameters on Nonlinear Vibration of a Highly Flexible Rotor Considering Journal Angular Motion With Experimental Verification

Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling

Simultaneous TR-PIV and CH* Chemiluminescence During Combustion-Instability Triggered Flame-Flashback in a Backward Facing Step Combustor

Investigation on Effect of Inlet Flow Turbulence on the Combustion Instability Using Simultaneous PIV and CH* Chemiluminescence in a Backward Facing Step Combustor

Nonlinear Harmonic Analysis of a Blade Model Subjected to Large Geometrical Deflection and Internal Resonance

Nonlinear Vibration Prediction of a Highly Flexible Rotor Supported by an Axial Groove Journal Bearing Considering Journal Angular Whirling Motion

Enhanced Heat Transfer and Thermal Performance of a Blade With Tree-Shaped Film Cooling Channels

Through-Flow Modeling of Single- and Two-Shaft Gas Turbines at Wide Operating Range

Effects of Density and Blowing Ratios on the Turbulent Structure and Effectiveness of Film-Cooling

Comparison of Center Nozzle Staging to Outer Nozzle Staging in a Multi-Flame Combustor

Synchronization of Thermoacoustic Modes in Sequential Combustors

Large Eddy Simulation of a Two-Phase Staged Swirling Burner Using an Euler-Lagrange Approach: Validation of the Injection Strategy

Extraction of Linear Growth and Damping Rates of High-Frequency Thermoacoustic Oscillations From Time Domain Data

Nonlinear Vibration of a Saturated Water Journal Bearing and Bifurcation Analysis

Flame Dynamics Intermittency in the Bi-Stable Region Near a Subcritical Hopf Bifurcation

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