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Proceedings Papers

Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events

Marin de Cherisey, Loic Salles, Ludovic Renson, Alessandra Vizzaccaro, Chian Wong
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A013, June 13–17, 2022
Paper No: GT2022-82005
DOI: https://doi.org/10.1115/GT2022-82005
View Paper titled, Optimization of a Turbomachinery Blade With Regards to Tip-Rub Events
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Topics: Blades, Optimization, Turbomachinery, Clearances (Engineering), Engines, Shapes, Aircraft engines, Chords (Trusses), Compressors, Computer simulation
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
Paper No: GT2022-79752
DOI: 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

Predicting Separated Flow in a Three-Dimensional Prediffuser for Combustor Applications Using Improved Numerical Techniques and Workflow

Adam Norman, Carlo Arguinzoni
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A043, June 13–17, 2022
Paper No: GT2022-83376
DOI: https://doi.org/10.1115/GT2022-83376
View Paper titled, Predicting Separated Flow in a Three-Dimensional Prediffuser for Combustor Applications Using Improved Numerical Techniques and Workflow
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Topics: Combustion chambers, Flow (Dynamics), Turbulence, Workflow
Proceedings Papers

Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor

Yu Xia, Patrick Sharkey, Ishan Verma, Alok Khaware, Davor Cokljat
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A003, June 13–17, 2022
Paper No: GT2022-78296
DOI: https://doi.org/10.1115/GT2022-78296
View Paper titled, Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor
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Topics: Combustion chambers, Fluid structure interaction, Gas turbines, Flow (Dynamics), Oscillations, Deformation, Turbulence, Combustion, Computational fluid dynamics, Design
Proceedings Papers

Optimization of a Tip Appendage for the Control of Tip Leakage Vortices in Axial Flow Fans

Thomas O. Meyer, Sybrand J. van der Spuy, Christiaan J. Meyer, Alessandro Corsini
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A007, June 7–11, 2021
Paper No: GT2021-59465
DOI: https://doi.org/10.1115/GT2021-59465
View Paper titled, Optimization of a Tip Appendage for the Control of Tip Leakage Vortices in Axial Flow Fans
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Topics: Axial flow, Fans, Leakage, Optimization, Vortices, Design, Performance characterization, Databases, Experimental design, Geometry
Proceedings Papers

Adaptive Geometry Representation of Turbine Vane Frames for Use in Optimization

Sebastian F. Riebl, Christian Wakelam, Reinhard Niehuis
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A006, June 7–11, 2021
Paper No: GT2021-58749
DOI: https://doi.org/10.1115/GT2021-58749
View Paper titled, Adaptive Geometry Representation of Turbine Vane Frames for Use in Optimization
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Topics: Geometry, Optimization, Turbines, Blades, Design, Parametrization, Airfoils, Bearings, Computational fluid dynamics, Computer-aided design
Proceedings Papers

Multi-Physics Topology Optimization for Thermal-Flow Problems Applied to Additively Manufactured Heat Exchangers

Tsz Ling Elaine Tang, Songtao Xia, Peter Rop, Steven de Wispelaere, Ramesh Subramanian, Bernd Koos
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A019, June 7–11, 2021
Paper No: GT2021-60336
DOI: https://doi.org/10.1115/GT2021-60336
View Paper titled, Multi-Physics Topology Optimization for Thermal-Flow Problems Applied to Additively Manufactured Heat Exchangers
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Topics: Additive manufacturing, Flow (Dynamics), Heat exchangers, Optimization, Physics, Topology, Workflow, Design, Fluids, Gas turbines
Proceedings Papers

Global Reaction Mechanism Optimization for CO Prediction With DARS and HEEDS

Navin Mahto, Ayan Nath, Ramsatish Kaluri
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A057, September 21–25, 2020
Paper No: GT2020-15030
DOI: https://doi.org/10.1115/GT2020-15030
View Paper titled, Global Reaction Mechanism Optimization for CO Prediction With DARS and HEEDS
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Topics: Optimization, Design, Carbon monoxide, Chemical kinetics, Combustion, Emissions, Flames, Gas turbines, Methane, Optimization algorithms
Proceedings Papers

A Method for the Simulation of Time-Dependent In-Service Performance Change

Rich Evans, Bill Dawes, Nabil Meah, Andrey Kudryavtsev, Matthew Hunt
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A021, September 21–25, 2020
Paper No: GT2020-16320
DOI: https://doi.org/10.1115/GT2020-16320
View Paper titled, A Method for the Simulation of Time-Dependent In-Service Performance Change
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Topics: Simulation, Geometry, Corrosion, Engineering simulation, Computers, Cost benefit analysis, Engineers, Erosion, Inspection, Modeling
Proceedings Papers

Usage of Data Provenance Models in Collaborative Multi-Disciplinary Aero-Engine Design

S. Reitenbach, M. Vieweg, C. Hollmann, R.-G. Becker
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A001, September 21–25, 2020
Paper No: GT2020-14139
DOI: https://doi.org/10.1115/GT2020-14139
View Paper titled, Usage of Data Provenance Models in Collaborative Multi-Disciplinary Aero-Engine Design
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Topics: Aircraft engines, Design, Computer software, Engineering disciplines, Storage, Workflow
Proceedings Papers

Optimization of the Workflow of Multistage Axial Compressors Using Modern Gas Dynamics Computing Systems

Grigorii Popov, Evgenii Goriachkin, Oleg Baturin, Valerii Matveev, Igor Egorov, Evgenii Marchukov
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A014, September 21–25, 2020
Paper No: GT2020-14900
DOI: https://doi.org/10.1115/GT2020-14900
View Paper titled, Optimization of the Workflow of Multistage Axial Compressors Using Modern Gas Dynamics Computing Systems
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Topics: Compressors, Computational fluid dynamics, Gasdynamics, Optimization, Workflow
Proceedings Papers

Simulation Driven Design Workflow for Aircraft Gearbox

Youn Park, Dragi Gasevski, Marlow Springer, Milos Stanic, Viraj Kulkarni, Dhiren Marjadi
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A016, September 21–25, 2020
Paper No: GT2020-15091
DOI: https://doi.org/10.1115/GT2020-15091
View Paper titled, Simulation Driven Design Workflow for Aircraft Gearbox
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Topics: Aerospace industry, Aircraft, Design, Mechanical drives, Optimization, Simulation, Workflow
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
View Paper titled, Large Eddy Simulation of Film Cooling for the Real Additive Manufactured Fan-Shaped Holes
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Topics: Additive manufacturing, Film cooling, Large eddy simulation, Flow (Dynamics), Fluids, Heat transfer, Manufacturing, Surface roughness, Workflow, Bifurcation
Proceedings Papers

Gradient-Based Optimization of a Radial Turbine Volute and a Downstream Bend Using Vertex Morphing

Nicolas Lachenmaier, Daniel Baumgärtner, Heinz-Peter Schiffer, Johannes Kech
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A004, September 21–25, 2020
Paper No: GT2020-14145
DOI: https://doi.org/10.1115/GT2020-14145
View Paper titled, Gradient-Based Optimization of a Radial Turbine Volute and a Downstream Bend Using Vertex Morphing
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Topics: Optimization, Turbines, Pressure, Compressors, Cycles, Design, Fuel consumption, Geometry, Internal combustion engines, Pressure drop
Proceedings Papers

A Critical Plane Approach for LCF Evaluation of Gas Turbine Disks and Rotors

Andrea Riva, Sergei Riazantsev, Stefano Foletti, Stefano Beretta
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT31A014, June 17–21, 2019
Paper No: GT2019-91572
DOI: https://doi.org/10.1115/GT2019-91572
View Paper titled, A Critical Plane Approach for LCF Evaluation of Gas Turbine Disks and Rotors
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Topics: Disks, Gas turbines, Rotors, Damage, Stress, Fatigue damage, High temperature, Low cycle fatigue, Shear (Mechanics), Testing
Proceedings Papers

Comparison of Different CFD Models for Predicting Emissions in an OPRA DLE Combustor

Wilhelmus J. S. Ramaekers, Ferry A. Tap, Thijs W. F. M. Bouten, Lars-Uno Axelsson
Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A019, June 17–21, 2019
Paper No: GT2019-91317
DOI: https://doi.org/10.1115/GT2019-91317
View Paper titled, Comparison of Different CFD Models for Predicting Emissions in an OPRA DLE Combustor
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Topics: Combustion chambers, Computational fluid dynamics, Emissions, Engineering simulation, Simulation, Stress, Turbulence, Combustion, Cooling, Heat
Proceedings Papers

Hydro Francis Runner Stability and Forced Response Calculations

Charles Seeley, Sunil Patil, Andy Madden, Stuart Connell, Gwenael Hauet, Laith Zori
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT36A006, June 17–21, 2019
Paper No: GT2019-90456
DOI: https://doi.org/10.1115/GT2019-90456
View Paper titled, Hydro Francis Runner Stability and Forced Response Calculations
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Topics: Stability, Damping, Finite element analysis, Computational fluid dynamics, Fluids, Acoustics, Design, Fluid structure interaction, Flutter (Aerodynamics), Hydropower
Proceedings Papers

Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter

Klaus Helbig, Dennis Jarmowski, Felix Koelzow, Christian Kontermann
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A025, June 17–21, 2019
Paper No: GT2019-91297
DOI: https://doi.org/10.1115/GT2019-91297
View Paper titled, Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter
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Topics: Electromagnetic scattering, Steel, Uncertainty, Creep, Stress, Damage, Fracture (Materials), Parameter estimation, Probability, Transients (Dynamics)
Proceedings Papers

Numerical Design of a Novel Reheat Combustor Experiment for the Analysis of High-Frequency Flame Dynamics

Pedro Romero Vega, Frederik M. Berger, Tobias Hummel, Bruno Schuermans, Thomas Sattelmayer
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A046, June 11–15, 2018
Paper No: GT2018-77034
DOI: https://doi.org/10.1115/GT2018-77034
View Paper titled, Numerical Design of a Novel Reheat Combustor Experiment for the Analysis of High-Frequency Flame Dynamics
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Topics: Combustion chambers, Design, Dynamics (Mechanics), Flames, Acoustics, Damping, Flow (Dynamics), Aerodynamics, Boundary layers, Combustion
Proceedings Papers

Prediction of Aerodynamically Induced Blade Vibrations in a Radial Turbine Rotor Using the Nonlinear Harmonic Approach

Nikola Kovachev, Christian U. Waldherr, Jürgen F. Mayer, Damian M. Vogt
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT36A020, June 11–15, 2018
Paper No: GT2018-76814
DOI: https://doi.org/10.1115/GT2018-76814
View Paper titled, Prediction of Aerodynamically Induced Blade Vibrations in a Radial Turbine Rotor Using the Nonlinear Harmonic Approach
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Topics: Blades, Rotors, Turbines, Vibration, Computational fluid dynamics, Damping, Engineering simulation, Excitation, Fluid structure interaction, High cycle fatigue