Coupling of turbulence wall models and immersed boundaries on Cartesian grids

SG Cai, J Degrigny, JF Boussuge, P Sagaut - Journal of Computational …, 2021 - Elsevier
An improved coupling of immersed boundary method and turbulence wall models on
Cartesian grids is proposed, for producing smooth wall surface pressure and skin friction at …

Improved wall model treatment for aerodynamic flows in LBM

J Degrigny, SG Cai, JF Boussuge, P Sagaut - Computers & Fluids, 2021 - Elsevier
The article deals with an improved treatment of wall models for the simulation of turbulent
flows in the framework of Immersed Wall Boundaries on Cartesian grids. The emphasis is …

An improved immersed boundary method for turbulent flow simulations on Cartesian grids

B Constant, S Péron, H Beaugendre… - Journal of Computational …, 2021 - Elsevier
In this paper, we present recent improvements of an Immersed Boundary Method (IBM) for
the simulation of turbulent compressible flows on Cartesian grids. The proposed approach …

Turbulent flow simulations of the common research model using immersed boundary method

Y Tamaki, T Imamura - AIAA journal, 2018 - arc.aiaa.org
Transonic turbulent flows around the NASA Common Research Model are simulated to
investigate the capability of the Cartesian-grid-based flow solver UTCart in three …

Simulating unsteady flows in a compressor using immersed boundary method with turbulent wall model

C Chen, Z Wang, L Du, D Sun, X Sun - Aerospace Science and Technology, 2021 - Elsevier
Computations of unsteady turbulent flows in turbomachine are still challenging due to the
complexity of geometry and relative motion between rotor and stator. A potential solution is …

[HTML][HTML] Immersed boundary method for the incompressible Reynolds Averaged Navier–Stokes equations

N Troldborg, NN Sørensen, F Zahle - Computers & Fluids, 2022 - Elsevier
This paper presents an immersed boundary method for the incompressible Reynolds
Averaged Navier–Stokes equations using the k− ω− SST turbulence model and two different …

Turbulent channel flow simulations using the lattice Boltzmann method with near-wall modeling on a non-body-fitted Cartesian grid

H Maeyama, T Imamura, J Osaka, N Kurimoto - Computers & Mathematics …, 2021 - Elsevier
A novel near-wall modeling for large-eddy simulation based on the lattice Boltzmann
method is proposed. An existing near-wall modeling based on the reconstruction of …

Turbulent flow simulations of the common research model on Cartesian grids using recursive fitting approach

K Sugaya, T Imamura - Journal of Computational Physics, 2022 - Elsevier
In this study, we propose a new method that uses the recursive fitting method and wall
function for the three-dimensional turbulent flow simulation. The recursive fitting method …

Aeroelastic Simulation and Experimental Validation of a 3D-Printed Passive Morphing Airfoil

S Ochi, S Kai, K Takase, K Soneda, T Imamura… - AIAA Journal, 2024 - arc.aiaa.org
To predict the deformation and aerodynamic performance of a passive morphing airfoil with
a novel compliant structure, aeroelastic simulation methods were developed. The static …

Application of wall-modeled large-eddy simulation based on lattice Boltzmann method to external flow analyses

H Maeyama, T Imamura, J Osaka… - AIAA Scitech 2021 Forum, 2021 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2021-0458. vid Near-wall modeling for
large-eddy simulation based on lattice Boltzmann method (LBM) is applied to the external …