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Proceedings Papers

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Romain Hottois, Arnaud Châtel, Grégory Coussement, Tom Verstraete, Tom De Bruyn

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A013, June 13–17, 2022

Paper No: GT2022-82218

DOI: https://doi.org/10.1115/GT2022-82218

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Topics: Pareto optimization, Turbines, Optimization, Design, Algorithms, Cascades (Fluid dynamics), Entropy, Evolutionary algorithms, Flow (Dynamics), Flow turning

Proceedings Papers

Flow Physics in a Large Rotor Tip Gap in a Multi-Stage Axial Compressor

Chunill Hah

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A015, June 7–11, 2021

Paper No: GT2021-58745

DOI: https://doi.org/10.1115/GT2021-58745

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Topics: Compressors, Flow (Dynamics), Physics, Rotors, Eddies (Fluid dynamics), Viscosity, Pressure, Turbulence, Blades, Anisotropy

Proceedings Papers

Aerodynamic Mitigation of Mechanical Constraints in Small Compressor Blade Profiles

Tony Dickens, James Taylor, Chris Hall, Rob Miller

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A032, June 7–11, 2021

Paper No: GT2021-59452

DOI: https://doi.org/10.1115/GT2021-59452

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Topics: Blades, Compressors, Degrees of freedom, Shapes, Aircraft, Airfoils, Computational fluid dynamics, Design, Flow (Dynamics), Flow turning

Proceedings Papers

Aerodynamic Design Aspects for Stator of Highly Loaded Tandem Bladed Axial Compressor

Ajey Singh, Chetan S. Mistry

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A062, September 21–25, 2020

Paper No: GT2020-15968

DOI: https://doi.org/10.1115/GT2020-15968

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Topics: Compressors, Design, Stators, Rotors, Flow (Dynamics), Blades, Shapes, Flow turning, Wakes, Boundary layers

Proceedings Papers

Effects of Cylindrical-Hole Shape and Fillet on Flow and Temperature Fields in Vane Cascade With Endwall Film-Cooling

B. B. Huyssen, G. I. Mahmood

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A002, September 21–25, 2020

Paper No: GT2020-14099

DOI: https://doi.org/10.1115/GT2020-14099

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Topics: Cascades (Fluid dynamics), Coolants, Film cooling, Flow (Dynamics), Shapes, Temperature, Geometry, Pressure, Blades, Density

Proceedings Papers

Numerical Predictions of Turbine Cascade Secondary Flows and Heat Transfer With Inflow Turbulence

Yousef Kanani, Sumanta Acharya, Forrest Ames

Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A059, September 21–25, 2020

Paper No: GT2020-15654

DOI: https://doi.org/10.1115/GT2020-15654

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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Heat transfer, Inflow, Turbines, Turbulence, Vortices, Suction, Boundary layers, Pressure

Proceedings Papers

Design, Optimization and Analysis of Supersonic Radial Turbines

Lukas Benjamin Inhestern, James Braun, Guillermo Paniagua, José Ramón Serrano Cruz

Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T06A026, June 17–21, 2019

Paper No: GT2019-91756

DOI: https://doi.org/10.1115/GT2019-91756

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Topics: Design, Optimization, Turbines, Flow (Dynamics), Geometry, Reynolds-averaged Navier–Stokes equations, Simulation, Airfoils, Architecture, Blades

Proceedings Papers

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part I — Design in an Engine-Like Environment

Filippo Rubechini, Matteo Giovannini, Andrea Arnone, Daniele Simoni, Francesco Bertini

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A020, June 17–21, 2019

Paper No: GT2019-91280

DOI: https://doi.org/10.1115/GT2019-91280

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Topics: Blades, Design, Engines, Flow (Dynamics), Pressure, Turbines, Artificial neural networks, Geometry, Stators, Aerodynamics

Proceedings Papers

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part II — Experimental Validation on Linear Cascades

Matteo Giovannini, Filippo Rubechini, Giorgio Amato, Andrea Arnone, Daniele Simoni, Vianney Yepmo, Francesca Satta, Francesco Bertini

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A021, June 17–21, 2019

Paper No: GT2019-91284

DOI: https://doi.org/10.1115/GT2019-91284

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Topics: Blades, Flow (Dynamics), Pressure, Turbines, Stators, Cascades (Fluid dynamics), Computational fluid dynamics, Engines, Aerodynamics, Design

Proceedings Papers

Multipoint Optimization of an Axial Turbine Cascade Using a Hybrid Algorithm

Arnaud Châtel, Tom Verstraete, Grégory Coussement

Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT46A016, June 17–21, 2019

Paper No: GT2019-91471

DOI: https://doi.org/10.1115/GT2019-91471

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Topics: Algorithms, Cascades (Fluid dynamics), Optimization, Turbines, Entropy, Evolutionary algorithms, Flow (Dynamics), Blades, Design, Flow turning

Proceedings Papers

A No-Calibration Approach to Modelling Compressor Blade Rows With Body Forces Employing Artificial Neural Networks

S. Pazireh, J. J. Defoe

Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A013, June 17–21, 2019

Paper No: GT2019-90553

DOI: https://doi.org/10.1115/GT2019-90553

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Topics: Artificial neural networks, Blades, Calibration, Compressors, Modeling, Flow (Dynamics), Flow turning, Airfoils, Boundary layers, Computational fluid dynamics

Proceedings Papers

Assessment of a Novel Non-Axial Counter-Rotating Compressor Concept for Aero-Engines

Quentin Dejour, Huu Duc Vo

Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A041, June 11–15, 2018

Paper No: GT2018-77039

DOI: https://doi.org/10.1115/GT2018-77039

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Topics: Aircraft engines, Compressors, Flow (Dynamics), Rotors, Stators, Flow turning, Diffusers, Pressure, Boundary layers, Computational fluid dynamics

Proceedings Papers

Maximum Loading Capacity of Tandem Blades in Axial Compressors

Baojie Liu, Du Fu, Xianjun Yu

Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A044, June 11–15, 2018

Paper No: GT2018-76770

DOI: https://doi.org/10.1115/GT2018-76770

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Topics: Blades, Compressors, Design, Computational fluid dynamics, Diffusers, Flow turning, Geometry, High pressure (Physics), Numerical analysis, Pressure

Proceedings Papers

Single-Point Optimization of the LS89 Turbine Cascade Using a Hybrid Algorithm

Arnaud Châtel, Tom Verstraete, Grégory Coussement, Lasse Mueller

Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A008, June 11–15, 2018

Paper No: GT2018-75683

DOI: https://doi.org/10.1115/GT2018-75683

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Topics: Algorithms, Cascades (Fluid dynamics), Optimization, Turbines, Evolutionary algorithms, Design, Entropy, Geometry, Flow (Dynamics), Flow turning

Proceedings Papers

Detailed Numerical Study of the Main Sources of Loss and Flow Behavior in Low Pressure Steam Turbine Exhaust Hoods

Dickson Munyoki, Markus Schatz, Damian M. Vogt

Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A004, June 26–30, 2017

Paper No: GT2017-63269

DOI: https://doi.org/10.1115/GT2017-63269

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Topics: Exhaust systems, Flow (Dynamics), Pressure, Steam turbines, Diffusers, Energy dissipation, Condensers (steam plant), Vortices, Design, Flow turning

Proceedings Papers

Aeroacoustic Analysis of Low-Speed Axial Fans With Different Rotational Speeds in the Design Point

Patrick Buchwald, Damian M. Vogt, Julien Grilliat, Wolfgang Laufer, Michael B. Schmitz, Andreas Lucius, Marc Schneider

Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T09A010, June 26–30, 2017

Paper No: GT2017-64417

DOI: https://doi.org/10.1115/GT2017-64417

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Topics: Design, Fans, Noise (Sound), Blades, Pressure, Acoustics, Emissions, Spin (Aerodynamics), Spinning (Textile), Flow separation

Proceedings Papers

Influence of Geometric Imperfections on Aerodynamic and Aeroelastic Behavior of a Compressor Blisk

Christian Keller, Andreas Kellersmann, Jens Friedrichs, Joerg R. Seume

Proc. ASME. GT2017, Volume 7B: Structures and Dynamics, V07BT36A007, June 26–30, 2017

Paper No: GT2017-63556

DOI: https://doi.org/10.1115/GT2017-63556

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Topics: Compressors, Maintenance, Blades, Airfoils, Geometry, High pressure (Physics), Mode shapes, Shapes, Aerodynamics, Damping

Proceedings Papers

Reduction of Pressure Losses in a Linear Cascade Using Herringbone Riblets

Qiang Liu, Shan Zhong, Lin Li

Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT39A025, June 26–30, 2017

Paper No: GT2017-63960

DOI: https://doi.org/10.1115/GT2017-63960

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Topics: Cascades (Fluid dynamics), Pressure, Blades, Strips, Cross-flow, Flow separation, Diffusers, Flow turning, Noise (Sound), Probes

Proceedings Papers

Experimental Investigations of the Aerodynamics of Highly Loaded Tandem Vanes in a High-Speed Stator Cascade

Alexander Heinrich, Christine Tiedemann, Dieter Peitsch

Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT39A005, June 26–30, 2017

Paper No: GT2017-63235

DOI: https://doi.org/10.1115/GT2017-63235

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Topics: Aerodynamics, Cascades (Fluid dynamics), Stators, Blades, Flow (Dynamics), Aircraft engines, Displacement, Flow turning, Flow visualization, Pressure

Proceedings Papers

Investigation on the Effect of Surface Wettability on a Two-Phase Flow in a Compressor Cascade

Niklas Neupert, Janneck Christoph Harbeck, Franz Joos

Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT48A011, June 26–30, 2017

Paper No: GT2017-64155

DOI: https://doi.org/10.1115/GT2017-64155

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Topics: Cascades (Fluid dynamics), Compressors, Two-phase flow, Coatings, Design, Drops, Inflow, Water, Blades, Erosion

2 3 4 5

NARROW

Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case

Flow Physics in a Large Rotor Tip Gap in a Multi-Stage Axial Compressor

Aerodynamic Mitigation of Mechanical Constraints in Small Compressor Blade Profiles

Aerodynamic Design Aspects for Stator of Highly Loaded Tandem Bladed Axial Compressor

Effects of Cylindrical-Hole Shape and Fillet on Flow and Temperature Fields in Vane Cascade With Endwall Film-Cooling

Numerical Predictions of Turbine Cascade Secondary Flows and Heat Transfer With Inflow Turbulence

Design, Optimization and Analysis of Supersonic Radial Turbines

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part I — Design in an Engine-Like Environment

Reducing Secondary Flow Losses in Low-Pressure Turbines With Blade Fences: Part II — Experimental Validation on Linear Cascades

Multipoint Optimization of an Axial Turbine Cascade Using a Hybrid Algorithm

A No-Calibration Approach to Modelling Compressor Blade Rows With Body Forces Employing Artificial Neural Networks

Assessment of a Novel Non-Axial Counter-Rotating Compressor Concept for Aero-Engines

Maximum Loading Capacity of Tandem Blades in Axial Compressors

Single-Point Optimization of the LS89 Turbine Cascade Using a Hybrid Algorithm

Detailed Numerical Study of the Main Sources of Loss and Flow Behavior in Low Pressure Steam Turbine Exhaust Hoods

Aeroacoustic Analysis of Low-Speed Axial Fans With Different Rotational Speeds in the Design Point

Influence of Geometric Imperfections on Aerodynamic and Aeroelastic Behavior of a Compressor Blisk

Reduction of Pressure Losses in a Linear Cascade Using Herringbone Riblets

Experimental Investigations of the Aerodynamics of Highly Loaded Tandem Vanes in a High-Speed Stator Cascade

Investigation on the Effect of Surface Wettability on a Two-Phase Flow in a Compressor Cascade

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