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Proceedings Papers

Turbine Endwall Contouring Through Advanced Optimization Techniques

Matteo Burigana, Tom Verstraete, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A012, June 13–17, 2022
Paper No: GT2022-82144
DOI: https://doi.org/10.1115/GT2022-82144
View Paper titled, Turbine Endwall Contouring Through Advanced Optimization Techniques
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Topics: Optimization, Turbines, Design, Engines, Blades, Flow (Dynamics), High pressure (Physics), Parametrization, Rotors, Boundary-value problems
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
View Paper titled, Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case
Click here to open pdf in another window PDF for Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case
Topics: Pareto optimization, Turbines, Optimization, Design, Algorithms, Cascades (Fluid dynamics), Entropy, Evolutionary algorithms, Flow (Dynamics), Flow turning
Proceedings Papers

Aerodynamic Optimization of the SRV2 Radial Compressor Using an Adjoint-Based Optimization Method

Arnaud Châtel, Tom Verstraete
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A014, June 13–17, 2022
Paper No: GT2022-82530
DOI: https://doi.org/10.1115/GT2022-82530
View Paper titled, Aerodynamic Optimization of the SRV2 Radial Compressor Using an Adjoint-Based Optimization Method
Click here to open pdf in another window PDF for Aerodynamic Optimization of the SRV2 Radial Compressor Using an Adjoint-Based Optimization Method
Topics: Compressors, Optimization, Design, Algorithms, Compressor impellers, Degrees of freedom, Flow (Dynamics), Quadratic programming, Reynolds-averaged Navier–Stokes equations, Tradeoffs
Proceedings Papers

Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties

Mohamed H. Aissa, Alberto Racca, Lasse Mueller, Tom Verstraete, Carnell E. Williams
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A017, June 13–17, 2022
Paper No: GT2022-82848
DOI: https://doi.org/10.1115/GT2022-82848
View Paper titled, Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties
Click here to open pdf in another window PDF for Adjoint Optimization of Centrifugal Compressor Rotor Accounting for Manufacturing Uncertainties
Topics: Accounting, Compressors, Manufacturing, Optimization, Rotors, Uncertainty, Uncertainty quantification
Proceedings Papers

CAD Integrated Gradient-Based Aero Optimization of the NASA Rotor 37

Thanh-Son Tran, Tom De Bruyn, Tom Verstraete
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A008, June 13–17, 2022
Paper No: GT2022-80906
DOI: https://doi.org/10.1115/GT2022-80906
View Paper titled, CAD Integrated Gradient-Based Aero Optimization of the NASA Rotor 37
Click here to open pdf in another window PDF for CAD Integrated Gradient-Based Aero Optimization of the NASA Rotor 37
Topics: Computer-aided design, NASA, Optimization, Rotors, Design, Blades, Compressors, Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Geometry
Journal Articles

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

Romain Hottois, Arnaud Châtel, Gregory Coussement, Tom Debruyn, Tom Verstraete
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031001.
Paper No: TURBO-22-1196
DOI: https://doi.org/10.1115/1.4055577
Published Online: October 17, 2022
View Article titled, Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case
Click here to open pdf in another window PDF for Comparing Gradient-Free and Gradient-Based Multi-Objective Optimization Methodologies on the VKI-LS89 Turbine Vane Test Case
Topics: Design, Flow (Dynamics), Optimization, Quadratic programming, Turbines, Turbomachinery, Blades
Proceedings Papers

Adjoint-Based Inverse Design of Axial Compressor Airfoils

Christophe Geuens, Tom Verstraete
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A002, June 7–11, 2021
Paper No: GT2021-58605
DOI: https://doi.org/10.1115/GT2021-58605
View Paper titled, Adjoint-Based Inverse Design of Axial Compressor Airfoils
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Topics: Airfoils, Compressors, Design, Blades, Design methodology, Inverse problems, Pressure, Shapes, Boundary layers, Geometry
Journal Articles

Multipoint optimization of an axial turbine cascade using a hybrid algorithm

Accepted Manuscript
Arnaud Châtel, Tom Verstraete, Grégory Coussement
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-19-1284
DOI: https://doi.org/10.1115/1.4046231
Published Online: February 5, 2020
View Article titled, Multipoint optimization of an axial turbine cascade using a hybrid algorithm
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Topics: Algorithms, Cascades (Fluid dynamics), Design, Optimization, Turbines, Turbochargers, Entropy, Evolutionary algorithms, Flow (Dynamics), Blades
Proceedings Papers

Adjoint-Based Multidisciplinary, Multipoint Optimization of a Radial Turbine Considering Aerodynamic and Structural Performances

Lasse Mueller, Tom Verstraete, Marc Schwalbach
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT46A021, June 17–21, 2019
Paper No: GT2019-91823
DOI: https://doi.org/10.1115/GT2019-91823
View Paper titled, Adjoint-Based Multidisciplinary, Multipoint Optimization of a Radial Turbine Considering Aerodynamic and Structural Performances
Click here to open pdf in another window PDF for Adjoint-Based Multidisciplinary, Multipoint Optimization of a Radial Turbine Considering Aerodynamic and Structural Performances
Topics: Optimization, Turbines, Design, Stress, Algorithms, Automotive industry, Cycles, Finite element analysis, Manufacturing, Optimization algorithms
Proceedings Papers

Adjoint Based Aerodynamic Optimization of a Multi-Splitter Turbine Vane Frame

Vincenzo Russo, Simone Orsenigo, Lasse Mueller, Tom Verstraete, Sergio Lavagnoli
Proc. ASME. GT2019, Volume 2C: Turbomachinery, V02CT41A031, June 17–21, 2019
Paper No: GT2019-91608
DOI: https://doi.org/10.1115/GT2019-91608
View Paper titled, Adjoint Based Aerodynamic Optimization of a Multi-Splitter Turbine Vane Frame
Click here to open pdf in another window PDF for Adjoint Based Aerodynamic Optimization of a Multi-Splitter Turbine Vane Frame
Topics: Optimization, Turbines, Pressure, Design, Geometry, Aerodynamics, Airfoils, Aircraft engines, Algorithms, Chords (Trusses)
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
View Paper titled, Multipoint Optimization of an Axial Turbine Cascade Using a Hybrid Algorithm
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Topics: Algorithms, Cascades (Fluid dynamics), Optimization, Turbines, Entropy, Evolutionary algorithms, Flow (Dynamics), Blades, Design, Flow turning
Journal Articles

Toward Gradient-Based Optimization of Full Gas Turbines

Tom Verstraete
Journal: Mechanical Engineering
Article Type: Select Article
Mechanical Engineering. March 2019, 141(03): 54–55.
Paper No: ME-19-MAR7
DOI: https://doi.org/10.1115/1.2019-MAR-7
Published Online: March 1, 2019
View Article titled, Toward Gradient-Based Optimization of Full Gas Turbines
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Topics: Cycles, Design, Engineers, Gas turbines, Optimization, Engineering disciplines, Physics, Artificial intelligence
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
View Paper titled, Single-Point Optimization of the LS89 Turbine Cascade Using a Hybrid Algorithm
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Topics: Algorithms, Cascades (Fluid dynamics), Optimization, Turbines, Evolutionary algorithms, Design, Entropy, Geometry, Flow (Dynamics), Flow turning
Proceedings Papers

Metamodel-Assisted Optimization of a High-Lift Low Pressure Turbine Blade

Fabio Bigoni, Roberto Maffulli, Tony Arts, Tom Verstraete
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A011, June 26–30, 2017
Paper No: GT2017-63991
DOI: https://doi.org/10.1115/GT2017-63991
View Paper titled, Metamodel-Assisted Optimization of a High-Lift Low Pressure Turbine Blade
Click here to open pdf in another window PDF for Metamodel-Assisted Optimization of a High-Lift Low Pressure Turbine Blade
Topics: Optimization, Pressure, Turbine blades, Blades, Bubbles, Engines, Evolutionary algorithms, Fluid dynamics, Inflow, Reynolds number
Proceedings Papers

CAD-Based Adjoint Optimization of the Stresses in a Radial Turbine

Tom Verstraete, Lasse Müller, Jens-Dominik Müller
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT47A025, June 26–30, 2017
Paper No: GT2017-65005
DOI: https://doi.org/10.1115/GT2017-65005
View Paper titled, CAD-Based Adjoint Optimization of the Stresses in a Radial Turbine
Click here to open pdf in another window PDF for CAD-Based Adjoint Optimization of the Stresses in a Radial Turbine
Topics: Computer-aided design, Optimization, Stress, Turbines, Design, Shapes, Cycles, Fluids, Stress analysis (Engineering), Turbomachinery
Proceedings Papers

Numerical Study on the Effects of the Upstream Wake Generator on the Aerodynamic Performance of a High-Lift Low Pressure Turbine Blade

Fabio Bigoni, Stefano Vagnoli, Tony Arts, Tom Verstraete
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT44A014, June 13–17, 2016
Paper No: GT2016-56647
DOI: https://doi.org/10.1115/GT2016-56647
View Paper titled, Numerical Study on the Effects of the Upstream Wake Generator on the Aerodynamic Performance of a High-Lift Low Pressure Turbine Blade
Click here to open pdf in another window PDF for Numerical Study on the Effects of the Upstream Wake Generator on the Aerodynamic Performance of a High-Lift Low Pressure Turbine Blade
Topics: Generators, Pressure, Turbine blades, Wakes, Blades, Bubbles, Separation (Technology), Turbulence, Engineering simulation, Engines
Proceedings Papers

Detailed Numerical Characterization of the Suction Side Laminar Separation Bubble for a High-Lift Low Pressure Turbine Blade by Means of RANS and LES

Fabio Bigoni, Stefano Vagnoli, Tony Arts, Tom Verstraete
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT44A015, June 13–17, 2016
Paper No: GT2016-56653
DOI: https://doi.org/10.1115/GT2016-56653
View Paper titled, Detailed Numerical Characterization of the Suction Side Laminar Separation Bubble for a High-Lift Low Pressure Turbine Blade by Means of RANS and LES
Click here to open pdf in another window PDF for Detailed Numerical Characterization of the Suction Side Laminar Separation Bubble for a High-Lift Low Pressure Turbine Blade by Means of RANS and LES
Topics: Bubbles, Pressure, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Suction, Turbine blades, Reynolds number, Large eddy simulation, Computational fluid dynamics, Engines
Proceedings Papers

Assessment of RANS Against LES for the Aero-Thermal Behavior of High Pressure Turbine Stages Under Realistic Inlet Conditions

Stefano Vagnoli, Tom Verstraete, Charlie Koupper, Guillaume Bonneau
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A023, June 13–17, 2016
Paper No: GT2016-56596
DOI: https://doi.org/10.1115/GT2016-56596
View Paper titled, Assessment of RANS Against LES for the Aero-Thermal Behavior of High Pressure Turbine Stages Under Realistic Inlet Conditions
Click here to open pdf in another window PDF for Assessment of RANS Against LES for the Aero-Thermal Behavior of High Pressure Turbine Stages Under Realistic Inlet Conditions
Topics: High pressure (Physics), Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Combustion chambers, Modeling, Simulation, Blades, Design, Diffusion (Physics)
Proceedings Papers

Numerical Optimization of Advanced Monolithic Microcoolers for High Heat Flux Microelectronics

Sebastian Scholl, Catherine Gorle, Farzad Houshmand, Mehdi Asheghi, Kenneth Goodson, Tom Verstraete
Proc. ASME. InterPACK2015, Volume 3: Advanced Fabrication and Manufacturing; Emerging Technology Frontiers; Energy, Health and Water- Applications of Nano-, Micro- and Mini-Scale Devices; MEMS and NEMS; Technology Update Talks; Thermal Management Using Micro Channels, Jets, Sprays, V003T10A018, July 6–9, 2015
Paper No: IPACK2015-48123
DOI: https://doi.org/10.1115/IPACK2015-48123
View Paper titled, Numerical Optimization of Advanced Monolithic Microcoolers for High Heat Flux Microelectronics
Click here to open pdf in another window PDF for Numerical Optimization of Advanced Monolithic Microcoolers for High Heat Flux Microelectronics
Topics: Heat flux, Microcoolers, Microelectronic devices, Optimization, Cooling, Fluids, Heat transfer, Computational fluid dynamics, Design, Engineering simulation
Proceedings Papers

Adjoint Optimization of an Internal Cooling Channel U-Bend

Sebastian Willeke, Tom Verstraete
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A029, June 15–19, 2015
Paper No: GT2015-43423
DOI: https://doi.org/10.1115/GT2015-43423
View Paper titled, Adjoint Optimization of an Internal Cooling Channel U-Bend
Click here to open pdf in another window PDF for Adjoint Optimization of an Internal Cooling Channel U-Bend
Topics: Cooling, Optimization, Design, Pressure, Shapes, Turbulence, Geometry, Steady state, Boundary-value problems, Degrees of freedom