A mathematical solution to the Computational Fluid Dynamics (CFD) dilemma

S Heinz - Mathematics, 2023 - mdpi.com
Turbulent flows of practical relevance are often characterized by high Reynolds numbers
and solid boundaries. The need to account for flow separation seen in such flows requires …

Characterization of wake interference between two tandem offshore floating vertical-axis wind turbines: Effect of platform pitch motion

L Kuang, Q Lu, X Huang, L Song, Y Chen, J Su… - Energy Conversion and …, 2022 - Elsevier
The wake interference within the offshore wind farms, especially with the tandem
arrangement scenario, affects the designed total power output. Also, the six degrees of …

[HTML][HTML] Lattice Boltzmann method with artificial bulk viscosity using a neural collision operator

JT Horstmann, MC Bedrunka, H Foysi - Computers & Fluids, 2024 - Elsevier
The lattice Boltzmann method (LBM) stands apart from conventional macroscopic
approaches due to its low numerical dissipation and reduced computational cost, attributed …

A closed-form correction for the Spalart-Allmaras turbulence model for separated flows

F Jäckel - AIAA SciTech 2022 Forum, 2022 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2022-0462. vid The Field Inversion and
Machine Learning (FIML) approach is leveraged to obtain a closed-form correction for the …

From two-equation turbulence models to minimal error resolving simulation methods for complex turbulent flows

S Heinz - Fluids, 2022 - mdpi.com
Hybrid RANS-LES methods are supposed to provide major contributions to future turbulent
flow simulations, in particular for reliable flow predictions under conditions where validation …

Data-driven augmentation of a RANS turbulence model for transonic flow prediction

C Grabe, F Jäckel, P Khurana… - International Journal of …, 2023 - emerald.com
Purpose This paper aims to improve Reynolds-averaged Navier Stokes (RANS) turbulence
models using a data-driven approach based on machine learning (ML). A special focus is …

Recommendations on Increased Use of Modelling and Simulation for Certification/Qualification in Aerospace Industry

F Vetrano, P Worton, H Smaoui, A Szukala… - AIAA SCITECH 2024 …, 2024 - arc.aiaa.org
The perspective of the Aerospace industry, both civil and military, is constantly evolving in
response to international crises, environmental footprint, sustainability expectations etc. The …

A closed-form correction for the Spalart–Allmaras turbulence model for separated flows

F Jäckel - AIAA Journal, 2023 - arc.aiaa.org
The field inversion and machine learning (FIML) approach is leveraged to obtain a closed-
form correction for the Spalart–Allmaras turbulence model to improve predictions of …

[PDF][PDF] Программная платформа для суперкомпьютерного моделирования задач аэротермодинамики

ОА Бессонов, НА Харченко - Программная инженерия, 2021 - ipmnet.ru
Представлена программная платформа для суперкомпьютерного моделирования,
основанная на новом технологическом подходе, существенно упрощающем …

Efficient Cluster Parallelization Technology for Aerothermodynamics Problems

O Bessonov - … 16th International Conference, PaCT 2021, Kaliningrad …, 2021 - Springer
HPC modeling of gas dynamic and aerodynamic problems is very important for the
development of aircrafts, missiles and space vehicles and requires a lot of processor time …