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Proceedings Papers

An Integrated Neural Network and Finite Element Method for Defect Characterization and Strength Prediction of Unidirectional Composites

Bo Zhang, Changqi Liu, Duoqi Shi, Xiaoguang Yang
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127092
https://doi.org/10.1115/GT2024-127092
View Paper titled, An Integrated Neural Network and Finite Element Method for Defect Characterization and Strength Prediction of Unidirectional Composites
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Topics: Artificial neural networks, Composite materials, Deep learning, Finite element analysis, Finite element methods, Tensile strength
Proceedings Papers

Adjoint Based Shape Optimization for Thermoacoustic Stability of Combustors Using Free Form Deformation

Ekrem Ekici, Matthew P. Juniper
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A058, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125711
https://doi.org/10.1115/GT2024-125711
View Paper titled, Adjoint Based Shape Optimization for Thermoacoustic Stability of Combustors Using Free Form Deformation
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Topics: Combustion chambers, Deformation, Finite element methods, Shape optimization, Stability
Proceedings Papers

Numerical Investigation of Windage Heating in High-Pressure Compressor Shrouded Stator Cavities

Altay Damgacioglu, Francois Cottier, Volker Gümmer
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124239
https://doi.org/10.1115/GT2024-124239
View Paper titled, Numerical Investigation of Windage Heating in High-Pressure Compressor Shrouded Stator Cavities
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Topics: Cavities, Compressors, Computational fluid dynamics, Finite element methods, Finite element model, Heat, Heat transfer, Heating, High pressure (Physics), Stators
Proceedings Papers

Cooling System of a High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures

Stefan Weihard, Tobias Willeke, Lukáš Božek, Vladimír Hort, Stefan Münch, Sebastian Spengler, Thomas Winter
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121464
https://doi.org/10.1115/GT2024-121464
View Paper titled, Cooling System of a High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures
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Topics: Compressors, Cooling systems, High pressure (Physics), Temperature, Turbochargers, Wheels, Design, Temperature measurement, Fuels, Pressure
Proceedings Papers

Accuracy Analysis of Multi-Plane Unbalance Identification Using Different Model Order Reduction Techniques

Khurram Shehzad, Gyan Ranjan, Tuhin Choudhury, Charles Nutakor, Jussi Sopanen
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT26A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128790
https://doi.org/10.1115/GT2024-128790
View Paper titled, Accuracy Analysis of Multi-Plane Unbalance Identification Using Different Model Order Reduction Techniques
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Topics: Algorithms, Bearings, Degrees of freedom, Disks, Errors, Finite element methods, Impellers, Machinery, Resonance, Rotors
Proceedings Papers

Workflow for Fast and Efficient Forced Response Analysis of Turbomachinery

Sunil Patil, Laurent Sabatier, Andrew Madden, Jeff Bronson, Laith Zori
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT24A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127785
https://doi.org/10.1115/GT2024-127785
View Paper titled, Workflow for Fast and Efficient Forced Response Analysis of Turbomachinery
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Topics: Turbomachinery, Workflow, Computational fluid dynamics, Finite element methods, Blades, Finite element analysis, High cycle fatigue, NASA, Rotors, Simulation
Proceedings Papers

JoeRot - Rotor Dynamics Toolbox Based on Complex Transfer Matrix Method

Hüseyin Tarık Niş, Ahmet Yıldız, Alican Kılıçaslan
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT26A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100631
https://doi.org/10.1115/GT2023-100631
View Paper titled, JoeRot - Rotor Dynamics Toolbox Based on Complex Transfer Matrix Method
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Topics: Finite element methods, Modeling, Rotordynamics
Proceedings Papers

Tuning Modal Behaviour of Additively Manufactured Lattice Structures

Marco Beghini, Tommaso Grossi, Giuseppe Macoretta, Bernardo Disma Monelli, Ivan Senegaglia, Paolo del Turco, Andrea Fardelli, Francesco Morante
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103586
https://doi.org/10.1115/GT2023-103586
View Paper titled, Tuning Modal Behaviour of Additively Manufactured Lattice Structures
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Topics: Additive manufacturing, Design, Finite element analysis, Modeling, Lasers, Shapes, Stiffness, Boundary-value problems, Finite element methods, Finite element model
Proceedings Papers

Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Stability Limit

Anne-Lise Fiquet, Alexandra P. Schneider, Benoit Paoletti, Xavier Ottavy, Christoph Brandstetter
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102537
https://doi.org/10.1115/GT2023-102537
View Paper titled, Experiments on Tuned UHBR Open-Test-Case Fan ECL5/CATANA: Stability Limit
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Topics: Stability, Vibration, Blades, Architecture, Chords (Trusses), Clearances (Engineering), Composite materials, Compressors, Engineering simulation, Fans
Proceedings Papers

Harmonic Response of Damped Fan Blades With Viscoelastic Patches Under Centrifugal Pre-Stress

Matteo Couet, Jean-François Deü, Lucie Rouleau, Fabrice Thouverez, Marion Gruin
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102846
https://doi.org/10.1115/GT2023-102846
View Paper titled, Harmonic Response of Damped Fan Blades With Viscoelastic Patches Under Centrifugal Pre-Stress
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Topics: Blades, Damping, Rotors, Stress, Engines, Computer simulation, Architecture, Bladed disks, Elastomers, Energy dissipation
Proceedings Papers

Reduced Order Model of Nonlinear Structures for Turbomachinery Aeroelasticity

Theo Flament, Jean-François Deü, Antoine Placzek, Mikel Balmaseda, Duc-Minh Tran
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT27A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101061
https://doi.org/10.1115/GT2023-101061
View Paper titled, Reduced Order Model of Nonlinear Structures for Turbomachinery Aeroelasticity
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Topics: Aeroelasticity, Turbomachinery, Vibration, Blades, Cantilever beams, Computer simulation, Condensation, Construction, Dynamics (Mechanics), Finite element methods
Proceedings Papers

A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization

Robin Schöffler, Clemens Grunwitz, Robin G. Brakmann
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103061
https://doi.org/10.1115/GT2023-103061
View Paper titled, A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization
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Topics: Cooling, Design, Optimization, Turbines, Coolants, Flow (Dynamics), Temperature distribution, Chain, Geometry, Aerodynamic flow
Proceedings Papers

Experimental and Numerical Investigations of Grain Size Changes in the Rim Zone During Turning of DA718

Nicklas Gerhard, Hui Liu, Antonia Splettstößer, Pere Massanés Pedró, Markus Meurer, Thomas Bergs
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101989
https://doi.org/10.1115/GT2023-101989
View Paper titled, Experimental and Numerical Investigations of Grain Size Changes in the Rim Zone During Turning of DA718
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Topics: Grain size, Turning, Computer simulation, Cutting, Simulation, Alloys, Ceramics, Cracking (Materials), Engines, Finite element methods
Proceedings Papers

Experimental and Numerical Investigation of a Novel Method for Gradient Temperature Measurement

Markus Schönheit, Marcus Thiele, Edward Ginzbursky, Anastasia Thomas
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82909
https://doi.org/10.1115/GT2022-82909
View Paper titled, Experimental and Numerical Investigation of a Novel Method for Gradient Temperature Measurement
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Topics: Accuracy and precision, Alloys, Combustion chambers, Computational fluid dynamics, Cooling, Crystals, Cycles, Cylinders, Design, Design methodology
Proceedings Papers

Fast and Integrated Tools for Forced Response Prediction: An Application to a Transonic Compressor Rotor Blisk

Lorenzo Pinelli, Alberto Bandini, Michele Marconcini, Andrea Amedei, Enrico Meli, Andrea Rindi
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, V08AT21A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81975
https://doi.org/10.1115/GT2022-81975
View Paper titled, Fast and Integrated Tools for Forced Response Prediction: An Application to a Transonic Compressor Rotor Blisk
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Topics: Compressors, Rotors, Blades, Computational fluid dynamics, Design, Finite element methods, Finite element model, Mode shapes, Chain, Diluents
Proceedings Papers

Finite Element Analysis of Bent Rotors

Konrad Juethner, Ted Rose, J. S. Kumar, Jianming Cao, Gregory M. Savela, Chris J. Zuck, Parag H. Mathuria
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79752
https://doi.org/10.1115/GT2022-79752
View Paper titled, Finite Element Analysis of Bent Rotors
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Topics: Finite element analysis, Rotors, Bearings, Excitation, Finite element methods, Manufacturing, Metrology, Rotor assembly, Stress, Cooling
Proceedings Papers

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Thomas Hofmeister, Thomas Sattelmayer
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58456
https://doi.org/10.1115/GT2021-58456
View Paper titled, Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor
Open the PDF for Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor in another window
Topics: Combustion chambers, Damping, Gas turbines, Oscillations, Flow (Dynamics), Acoustics, Computational fluid dynamics, Engineering simulation, Flames, Simulation
Proceedings Papers

Thermoacoustic Stability Analysis of a Full-Annular Lean Combustor for Heavy-Duty Applications

Daniele Pampaloni, Antonio Andreini, Alessandro Marini, Giovanni Riccio, Gianni Ceccherini
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A049, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59267
https://doi.org/10.1115/GT2021-59267
View Paper titled, Thermoacoustic Stability Analysis of a Full-Annular Lean Combustor for Heavy-Duty Applications
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Topics: Combustion chambers, Stability, Flames, Dynamics (Mechanics), Engineering simulation, Fuels, Gas turbines, Simulation, Boundary-value problems, Combustion systems
Proceedings Papers

Full-Scale Vibration Testing of Nozzle Guide Vanes

Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Damaso Checcacci, Enrico Giusti
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A021, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59356
https://doi.org/10.1115/GT2021-59356
View Paper titled, Full-Scale Vibration Testing of Nozzle Guide Vanes
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Topics: Finite element methods, Friction, Nozzle guide vanes, Testing, Vibration
Proceedings Papers

Test and Theory for a Refined Structural Model of a Hirth Coupling

Baik Jin Kim, Joseph Oh, Alan Palazzolo
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT28A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59970
https://doi.org/10.1115/GT2021-59970
View Paper titled, Test and Theory for a Refined Structural Model of a Hirth Coupling
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Topics: Algorithms, Compressors, Computation, Deformation, Finishes, Finite element analysis, Finite element methods, Force measurement, Geometry, Modal analysis