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Proceedings Papers

Experiments on Structurally Mistuned UHBR Open-Test-Case Fan ECL5/CATANA

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Christoph Brandstetter, Alexandra P. Schneider, Anne-Lise Fiquet, Benoit Paoletti, Xavier Ottavy
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129163
https://doi.org/10.1115/GT2024-129163
View Paper titled, Experiments on Structurally Mistuned UHBR Open-Test-Case Fan ECL5/CATANA
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Topics: Acoustics, Aerodynamics, Architecture, Blades, Carbon composites, Clearances (Engineering), Compressors, Convection, Engines, Fans
Proceedings Papers

Multi-Stage Cyclic Symmetry Analysis of an Industrial High Pressure Turbine Assembly – Comparing Structural, Modal, and Solve Statistics

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Jeffrey Bronson
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT23A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121385
https://doi.org/10.1115/GT2024-121385
View Paper titled, Multi-Stage Cyclic Symmetry Analysis of an Industrial High Pressure Turbine Assembly – Comparing Structural, Modal, and Solve Statistics
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Topics: High pressure (Physics), Manufacturing, Statistics, Turbines, Geometry, Structural analysis, Airfoils, Modal analysis, Mode shapes, Modeling
Proceedings Papers

Possibilities of Applying Machine Learning Techniques for Probabilistic Analysis in a Turbine Blade-Disk Interface

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Elmira Emmrich, Md Tarekul Islam, Matthias Voigt, Lukas Bruder, Julian von Lautz, Ronald Mailach
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT25A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122477
https://doi.org/10.1115/GT2024-122477
View Paper titled, Possibilities of Applying Machine Learning Techniques for Probabilistic Analysis in a Turbine Blade-Disk Interface
Open the PDF for Possibilities of Applying Machine Learning Techniques for Probabilistic Analysis in a Turbine Blade-Disk Interface in another window
Topics: Blades, Disks, Machine learning, Metamodeling, Turbines, Deep neural networks, Design, Finite element model, Failure, Finite element analysis
Proceedings Papers

A Study of Unsteady Aerodynamic Forces on Last Stage Blades in a Low-Pressure Model Steam Turbine at Very Low Operating Conditions

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Tadashi Tanuma, Hiroshi Okuda, Taiga Haraguchi, Kenichi Okuno, Naoki Shibukawa
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101083
https://doi.org/10.1115/GT2023-101083
View Paper titled, A Study of Unsteady Aerodynamic Forces on Last Stage Blades in a Low-Pressure Model Steam Turbine at Very Low Operating Conditions
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Topics: Aerodynamics, Blades, Computational fluid dynamics, Finite element analysis, Fluid-dynamic forces, Pressure, Steam turbines, Structural analysis, Structural mechanics
Proceedings Papers

Efficient Pressure Mapping for the Calculation of the Dynamic Force on Reduced Order Models of Bladed Disks

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Abdelhakim Bouras, Luigi Carassale
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A006, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101958
https://doi.org/10.1115/GT2023-101958
View Paper titled, Efficient Pressure Mapping for the Calculation of the Dynamic Force on Reduced Order Models of Bladed Disks
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Topics: Bladed disks, Finite element analysis, Fluid structure interaction, Pressure, Blades, Computational fluid dynamics, Fluids, Stress, Boundary-value problems, Deformation
Proceedings Papers

A Machine Learning Approach for Probabilistic Evaluation of Finite Element Analysis

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Florian Diermeier, Matthias Voigt, Ronald Mailach, Marcus Meyer
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, V11BT25A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100532
https://doi.org/10.1115/GT2023-100532
View Paper titled, A Machine Learning Approach for Probabilistic Evaluation of Finite Element Analysis
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Topics: Finite element analysis, Machine learning, Turbine blades, Approximation, Artificial neural networks, Electromagnetic scattering, Manufacturing, Polynomials, Sensitivity analysis, Shapes
Proceedings Papers

FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability

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Fred Hernandez, Ramesh Keshava Bhattu, Bryan Kalb, Matt Yaquinto, Gregory Vogel, Hany Rizkalla
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T08A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104166
https://doi.org/10.1115/GT2023-104166
View Paper titled, FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability
Open the PDF for FlameSheet™ Combustion Multi-Platpform Enhancements & Full Interval Validation for Extended Operational Flexibility, Low Emissions & High Hydrogen Capability in another window
Topics: Combustion, Emissions, Hydrogen, Gas turbines, Combustion chambers, Ejectors, Combustion systems, Durability, Energy generation, Engines
Proceedings Papers

Design and Validation of an Improved Lower Emission Additively Manufactured Combustor Pilot Nozzle for F Class Industrial Gas Turbine

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Bryan Kalb, Matthew Yaquinto, Gregory Vogel, Ramesh Keshava Bhattu
Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82746
https://doi.org/10.1115/GT2022-82746
View Paper titled, Design and Validation of an Improved Lower Emission Additively Manufactured Combustor Pilot Nozzle for F Class Industrial Gas Turbine
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Topics: Additive manufacturing, Combustion chambers, Design, Emissions, Industrial gases, Nozzles, Turbines, Combustion, Testing, Fuels
Proceedings Papers

The Road to a Digital Twin for Fan-Blade Off and Thermally Enabled Structural Analyses of Aero Engines

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Akin Keskin, Rob Fox
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84296
https://doi.org/10.1115/GT2022-84296
View Paper titled, The Road to a Digital Twin for Fan-Blade Off and Thermally Enabled Structural Analyses of Aero Engines
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Topics: Aircraft engines, Blades, Digital twin, Roads, Structural analysis
Proceedings Papers

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

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Eva Alvarez-Regueiro, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A017, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60239
https://doi.org/10.1115/GT2021-60239
View Paper titled, Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications
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Topics: Numerical analysis, Pressure, Turbines, Design, Rotors, Blades, Computational fluid dynamics, Computer simulation, Fibers, Deformation
Proceedings Papers

A Marine Turbocharger Compressor Multi-Point 3D Design Optimization Tool

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Konstantinos Ntonas, Nikolaos Aretakis, Konstantinos Mathioudakis
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59518
https://doi.org/10.1115/GT2021-59518
View Paper titled, A Marine Turbocharger Compressor Multi-Point 3D Design Optimization Tool
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Topics: Compressors, Design, Optimization, Turbochargers, Diesel engines, Geometry, Computational fluid dynamics, Finite element analysis, Design methodology, Flow (Dynamics)
Proceedings Papers

Calculation of Nonlinear Systems Under Narrow Band Excitation Using Equivalent Linearization and Path Continuation

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Alwin Förster, Lars Panning-von Scheidt
Proc. ASME. GT2021, Volume 9B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V09BT29A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58437
https://doi.org/10.1115/GT2021-58437
View Paper titled, Calculation of Nonlinear Systems Under Narrow Band Excitation Using Equivalent Linearization and Path Continuation
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Topics: Excitation, Nonlinear systems, Random excitation, Vibration, Structural analysis, Structural mechanics, Turbine blades, Turbomachinery, White noise
Proceedings Papers

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

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Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Takahiko Inoue, Shota Yabui, Tsuyoshi Inoue
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT24A012, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58979
https://doi.org/10.1115/GT2021-58979
View Paper titled, Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors
Open the PDF for Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors in another window
Topics: Compressors, Dampers, Springs, Bearings, Damping, Evaluation methods, Fluid films, Rotors, Stability, Cavitation
Proceedings Papers

Design and Optimization of a Boundary Layer Ingesting Propulsor

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Pritesh Mandal, Justin Holder, Mark G. Turner, Mark L. Celestina
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A057, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15603
https://doi.org/10.1115/GT2020-15603
View Paper titled, Design and Optimization of a Boundary Layer Ingesting Propulsor
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Topics: Boundary layers, Design, Optimization, Rotors, Blades, Inlet guide vanes, Aircraft, Kinetic energy, Approximation, Computational fluid dynamics
Proceedings Papers

Structural Analysis of a Gas Turbine Axial Compressor Blade Eroded by Online Water Washing

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Rossella Cinelli, Gianluca Maggiani, Serena Gabriele, Alessio Castorrini, Giuliano Agati, Franco Rispoli
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15942
https://doi.org/10.1115/GT2020-15942
View Paper titled, Structural Analysis of a Gas Turbine Axial Compressor Blade Eroded by Online Water Washing
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Topics: Blades, Compressors, Gas turbines, Structural analysis, Water, Erosion, Computational fluid dynamics, Damage, Finite element methods, Simulation
Proceedings Papers

Improved Quality Assessment of Probabilistic Simulations and Application to Turbomachinery

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Andriy Prots, Lars Högner, Matthias Voigt, Ronald Mailach, Florian Danner
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A027, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16147
https://doi.org/10.1115/GT2020-16147
View Paper titled, Improved Quality Assessment of Probabilistic Simulations and Application to Turbomachinery
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Topics: Simulation, Turbomachinery, Blades, Computational fluid dynamics, Accounting, Aerospace engineering, Computer software, Errors, Mechanical efficiency, Rotors
Proceedings Papers

Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades

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Robert J. Boyle, Pritheesh Gnanaselvam, Ankur H. Parikh, Ali A. Ameri, Jeffrey P. Bons, Vinod K. Nagpal
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A003, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15067
https://doi.org/10.1115/GT2020-15067
View Paper titled, Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades
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Topics: Composite materials, Design, Silicon carbide ceramics, Stress, Turbine blades, Blades, Clearances (Engineering), Aircraft engines, Annulus, Ceramic matrix composites
Proceedings Papers

Factors of Influence on the Leakage of Brush Seals

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Alexander Fuchs, Johann Göttler, Oskar J. Haidn
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A005, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14189
https://doi.org/10.1115/GT2020-14189
View Paper titled, Factors of Influence on the Leakage of Brush Seals
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Topics: Leakage, Flow (Dynamics), Fluid dynamics, Fluid structure interaction, Modeling, Sealing (Process), Structural analysis, Structural mechanics
Proceedings Papers

Thermo-Structural Analysis of Steam Turbine Start-Up With and Without Integrated Pre-Warming System Using Hot Air

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Piotr Łuczyński, Lukas Pehle, Manfred Wirsum, Wolfgang F. D. Mohr, Jan Vogt, Klaus Helbig
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14223
https://doi.org/10.1115/GT2020-14223
View Paper titled, Thermo-Structural Analysis of Steam Turbine Start-Up With and Without Integrated Pre-Warming System Using Hot Air
Open the PDF for Thermo-Structural Analysis of Steam Turbine Start-Up With and Without Integrated Pre-Warming System Using Hot Air in another window
Topics: Steam turbines, Turbines, Heat transfer, Simulation, Blades, Condensation, Contact resistance, Cycles, Finite element methods, Finite element model
Proceedings Papers

Validation of Fracture Prediction Model to Design CMC Turbine Vane

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Hayao Sato, Yusuke Ueda, Masaharu Andoh, Tatsuhito Honda
Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A012, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91233
https://doi.org/10.1115/GT2019-91233
View Paper titled, Validation of Fracture Prediction Model to Design CMC Turbine Vane
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Topics: Ceramic matrix composites, Design, Fracture (Materials), Fracture (Process), Turbines, Stress, Aircraft engines, Anisotropy, Composite materials, Temperature