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Proceedings Papers

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Alex A. Kaszynski

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A029, June 13–17, 2022

Paper No: GT2022-83204

DOI: https://doi.org/10.1115/GT2022-83204

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Topics: Excitation, Rotors, Traveling waves, Blades, Spectral energy distribution, Testing, Damping, Excitation systems, Fast Fourier transforms, Fittings

Proceedings Papers

Simulation Method of Rotor Dynamic Characteristics Considering Temperature Distribution and Aerodynamic Load

Fengguang Xiang, Xi Chen, Bo Zhang, Guangming Ren, Xiaohua Gan

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A009, June 13–17, 2022

Paper No: GT2022-82417

DOI: https://doi.org/10.1115/GT2022-82417

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Topics: Fittings, Polynomials, Rotors, Simulation, Stress, Temperature distribution

Proceedings Papers

Application of an Advanced Meta Model Selection Algorithm on the Sensitivity Analysis of a Cooled Turbine Blade

Florian Diermeier, Matthias Voigt, Ronald Mailach, Marcus Meyer

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT25A007, June 13–17, 2022

Paper No: GT2022-83123

DOI: https://doi.org/10.1115/GT2022-83123

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Topics: Selection algorithm, Sensitivity analysis, Turbine blades, Fittings, Aerospace industry, Complex systems, Polynomials, Reliability, Support vector machines

Proceedings Papers

Experimental Modal Analysis of a Full-Scale Rotating Fan

Corentin Jorajuria, Claude Gibert, Fabrice Thouverez, Cécile Esteves

Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A021, June 13–17, 2022

Paper No: GT2022-82540

DOI: https://doi.org/10.1115/GT2022-82540

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Topics: Modal analysis, Piezoelectric actuators, Testing, Vacuum, Excitation, Frequency response, Aeronautics, Composite materials, Damping, Density

Proceedings Papers

A Discrete Element Methods-Based Model for Particulate Deposition and Rebound in Gas Turbines

Jack G. Gaskell, Matthew McGilvray, David R. H. Gillespie

Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT33A001, June 7–11, 2021

Paper No: GT2021-58477

DOI: https://doi.org/10.1115/GT2021-58477

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Topics: Gas turbines, Particulate matter, Adhesion, Deformation, Modeling, Physics, Viscoelasticity, Collisions (Physics), Cooling, Discrete element methods

Proceedings Papers

A Bayesian Approach for the Identification of Cascade Loss Model Strategy

Daniele Simoni, Davide Lengani, Daniele Petronio, Francesco Bertini

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A010, September 21–25, 2020

Paper No: GT2020-14625

DOI: https://doi.org/10.1115/GT2020-14625

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Topics: Cascades (Fluid dynamics), Accounting, Approximation, Design, Fittings, Flow (Dynamics), Inflow, Polynomials, Pressure, Probability

Proceedings Papers

Development of a Constitutive Backstress Model for the Prediction of Creep and Stress Relaxation in Gas Turbine Materials

Andrew Moffat, Richard Green, Calum Ferguson, Brent Scaletta

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A024, September 21–25, 2020

Paper No: GT2020-16191

DOI: https://doi.org/10.1115/GT2020-16191

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Topics: Creep, Gas turbines, Relaxation (Physics), Stress, Temperature, Fatigue, Corrosion, Fittings, Plasticity, Superalloys

Proceedings Papers

Uncertainty Based Optimization Strategy for the Gappy-POD Multi-Fidelity Method

Bernhard Poethke, Stefan Völker, Konrad Vogeler

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A017, September 21–25, 2020

Paper No: GT2020-15166

DOI: https://doi.org/10.1115/GT2020-15166

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Topics: Optimization, Uncertainty, Airfoils, Design, Uncertainty quantification, Algorithms, Engineering simulation, Errors, Experimental design, Fittings

Proceedings Papers

Identification of Dynamic Coefficients of a Five-Pad Tilting Pad Journal Bearing up to Highest Surface Speeds

Philipp Zemella, Thomas Hagemann, Bastian Pfau, Hubert Schwarze

Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A019, September 21–25, 2020

Paper No: GT2020-14991

DOI: https://doi.org/10.1115/GT2020-14991

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Topics: Journal bearings, Bearings, Stress, Damping, Excitation, Flow (Dynamics), Stiffness, Rotors, Algorithms, Deflection

Proceedings Papers

Finding the Best Architecture of an Artificial Neural Network to Model Prefilming Airblast Atomization: Not So Deep Learning

G. Chaussonnet, S. Gepperth, S. Holz, R. Koch, H.-J. Bauer

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A055, September 21–25, 2020

Paper No: GT2020-16172

DOI: https://doi.org/10.1115/GT2020-16172

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Topics: Artificial neural networks, Architecture, Drops, Shapes, Testing, Computers, Databases, Deformation, Errors, Fittings

Proceedings Papers

Using Blade Tip Timing and Pressure Data to Characterise Compressor Stall and Surge

Radoslaw Przysowa, Peter Russhard, Michal Wachlaczenko

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T05A020, September 21–25, 2020

Paper No: GT2020-15412

DOI: https://doi.org/10.1115/GT2020-15412

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Topics: Blades, Compressors, Pressure, Surges, Engines, Signals, Fittings, Flow (Dynamics), Fourier transforms, Gas turbines

Proceedings Papers

Constitutive Modeling of TMF and Creep-Fatigue of a Ni-Base Alloy

Nathan O’Nora, Thomas Bouchenot, Grant Geiger, Ali P. Gordon

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT31A016, June 17–21, 2019

Paper No: GT2019-91695

DOI: https://doi.org/10.1115/GT2019-91695

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Topics: Alloys, Creep, Fatigue, Modeling, Hardening, Stress, Fittings, High temperature, Kinematics, Engineering simulation

Proceedings Papers

Assessment of Long Term Creep Using Strain Rate Matching From the Stepped Isostress Method

Robert Mach, Jacob Pellicotte, Amanda Haynes, Calvin Stewart

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT31A011, June 17–21, 2019

Paper No: GT2019-91137

DOI: https://doi.org/10.1115/GT2019-91137

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Topics: Creep, Stress, Temperature, Calibration, Matlab, Rupture, Alloys, Composite materials, Energy / power systems, Fittings

Proceedings Papers

Fretting Induced Fatigue Failure in Steam Turbine Blades

Vamadevan Gowreesan, Kyrylo Grebinnyk

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A003, June 17–21, 2019

Paper No: GT2019-90106

DOI: https://doi.org/10.1115/GT2019-90106

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Topics: Blades, Fatigue failure, Steam turbines, Fracture (Materials), Stress, Adhesion, Damage, Failure, Fatigue, Fracture (Process)

Proceedings Papers

Assessment of the Theta Projection Model for Interpolating Creep Deformation

Jimmy Perez, Calvin M. Stewart

Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT31A002, June 17–21, 2019

Paper No: GT2019-90267

DOI: https://doi.org/10.1115/GT2019-90267

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Topics: Creep, Stress, Fittings, Interpolation, Temperature, Algorithms, Alloys, Constitutive equations, Databases, Deformation

Proceedings Papers

A New Spin on Small-Scale Combustor Geometry

Brian T. Bohan, Marc D. Polanka

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A016, June 11–15, 2018

Paper No: GT2018-75338

DOI: https://doi.org/10.1115/GT2018-75338

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Topics: Combustion chambers, Geometry, Particle spin, Rotation, Spin (Aerodynamics), Combustion, Turbines, Cavities, Design, Engines

Proceedings Papers

A Top-Down Approach for Quantifying the Contribution of High Pressure Compressor Deterioration Mechanisms to the Performance Deterioration of Turbofan Engines

Helena Vogel, André Kando, Holger Schulte, Stephan Staudacher

Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A010, June 11–15, 2018

Paper No: GT2018-75558

DOI: https://doi.org/10.1115/GT2018-75558

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Topics: Compressors, Engines, High pressure (Physics), Turbofans, Flight, Time series, Abrasion, Condition monitoring, Erosion, Fittings

Proceedings Papers

Improved Low Cycle Fatigue Analysis for Ni-Based Turbine Nozzles

Gianluca Maggiani, Matthew J. Roy, Simone Colantoni, Philip J. Withers

Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT31A008, June 11–15, 2018

Paper No: GT2018-75974

DOI: https://doi.org/10.1115/GT2018-75974

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Topics: Low cycle fatigue, Nozzles, Turbines, Alloys, Cooling, Firing, Temperature, Thermomechanics, Accounting, Computation

Proceedings Papers

Turbulence Input Parameters Correction Methodology in Water Lubricated Thrust Bearings

Xin Deng, Harrison Gates, Brian Weaver, Houston Wood, Roger Fittro

Proc. ASME. GT2018, Volume 7B: Structures and Dynamics, V07BT34A019, June 11–15, 2018

Paper No: GT2018-75597

DOI: https://doi.org/10.1115/GT2018-75597

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Topics: Thrust bearings, Turbulence, Water, Bearings, Viscosity, Eddies (Fluid dynamics), Lubrication, Fluids, Modeling, Film thickness

Proceedings Papers

Correlations for the Prediction of Intermittency and Turbulent Spot Production Rate in Separated Flows

M. Dellacasagrande, R. Guida, D. Lengani, D. Simoni, M. Ubaldi, P. Zunino

Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A015, June 11–15, 2018

Paper No: GT2018-75624

DOI: https://doi.org/10.1115/GT2018-75624

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Topics: Flow (Dynamics), Turbulence, Reynolds number, Separation (Technology), Boundary layers, Bubbles, Dynamics (Mechanics), Fittings, Particulate matter, Pressure gradient

2 3 4 5

NARROW

Modal Identification for Integrally Bladed Rotors Under Traveling Wave Excitation

Simulation Method of Rotor Dynamic Characteristics Considering Temperature Distribution and Aerodynamic Load

Application of an Advanced Meta Model Selection Algorithm on the Sensitivity Analysis of a Cooled Turbine Blade

Experimental Modal Analysis of a Full-Scale Rotating Fan

A Discrete Element Methods-Based Model for Particulate Deposition and Rebound in Gas Turbines

A Bayesian Approach for the Identification of Cascade Loss Model Strategy

Development of a Constitutive Backstress Model for the Prediction of Creep and Stress Relaxation in Gas Turbine Materials

Uncertainty Based Optimization Strategy for the Gappy-POD Multi-Fidelity Method

Identification of Dynamic Coefficients of a Five-Pad Tilting Pad Journal Bearing up to Highest Surface Speeds

Finding the Best Architecture of an Artificial Neural Network to Model Prefilming Airblast Atomization: Not So Deep Learning

Using Blade Tip Timing and Pressure Data to Characterise Compressor Stall and Surge

Constitutive Modeling of TMF and Creep-Fatigue of a Ni-Base Alloy

Assessment of Long Term Creep Using Strain Rate Matching From the Stepped Isostress Method

Fretting Induced Fatigue Failure in Steam Turbine Blades

Assessment of the Theta Projection Model for Interpolating Creep Deformation

A New Spin on Small-Scale Combustor Geometry

A Top-Down Approach for Quantifying the Contribution of High Pressure Compressor Deterioration Mechanisms to the Performance Deterioration of Turbofan Engines

Improved Low Cycle Fatigue Analysis for Ni-Based Turbine Nozzles

Turbulence Input Parameters Correction Methodology in Water Lubricated Thrust Bearings

Correlations for the Prediction of Intermittency and Turbulent Spot Production Rate in Separated Flows

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