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Arnaud Châtel
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Proceedings Papers

Impact of the Blade Fillet Radius on the Aerodynamic Performance of an Unshrouded Centrifugal Compressor

Duc Huy Marco Hoang, Arnaud Châtel, Tom Verstraete
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122349
https://doi.org/10.1115/GT2024-122349
View Paper titled, Impact of the Blade Fillet Radius on the Aerodynamic Performance of an Unshrouded Centrifugal Compressor
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Topics: Blades, Compressors
Proceedings Papers

Comparison Between Gradient-Free and Gradient-Based Optimizations of the SRV2 Radial Compressor

Arnaud Châtel, Tom Verstraete
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102387
https://doi.org/10.1115/GT2023-102387
View Paper titled, Comparison Between Gradient-Free and Gradient-Based Optimizations of the SRV2 Radial Compressor
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Topics: Compressors, Optimization, Design, Computational fluid dynamics, Fluids, Geometry, Impellers, Optimization algorithms, Reynolds-averaged Navier–Stokes equations, Steady state
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82218
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
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82530
https://doi.org/10.1115/GT2022-82530
View Paper titled, Aerodynamic Optimization of the SRV2 Radial Compressor Using an Adjoint-Based Optimization Method
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Topics: Compressors, Optimization, Design, Algorithms, Compressor impellers, Degrees of freedom, Flow (Dynamics), Quadratic programming, Reynolds-averaged Navier–Stokes equations, Tradeoffs
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
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2023, 145(3): 031001.
Paper No: TURBO-22-1196
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
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Topics: Design, Flow (Dynamics), Optimization, Quadratic programming, Turbines, Turbomachinery, Blades
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
Publisher: ASME
Article Type: Research Papers
J. Turbomach.
Paper No: TURBO-19-1284
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

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
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91471
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
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75683
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