An artificial neural network approach to bifurcating phenomena in computational fluid dynamics

F Pichi, F Ballarin, G Rozza, JS Hesthaven - Computers & Fluids, 2023 - Elsevier
This work deals with the investigation of bifurcating fluid phenomena using a reduced order
modelling setting aided by artificial neural networks. We discuss the POD-NN approach …

A review study of numerical simulation of lid-driven cavity flow with nanofluids

MH Borbora, B Vasu, AJ Chamkha - Journal of Nanofluids, 2023 - ingentaconnect.com
Perhaps the most deliberated fluid problem in the field of Computational Fluid Dynamics is
the lid driven cavity flow whose simple geometry is used to study the thermal behavior of …

On the magnetohydrodynamic natural convective alumina nanofluidic transport inside a triangular enclosure fitted with fins

N Acharya - Journal of the Indian Chemical Society, 2022 - Elsevier
Natural convective transport inside a triangular enclosure is introduced in several
engineering, industrial, and technological applications including wideband antenna …

Solution multiplicity and effects of data and eddy viscosity on Navier-Stokes solutions inferred by physics-informed neural networks

Z Wang, X Meng, X Jiang, H Xiang… - arXiv preprint arXiv …, 2023 - arxiv.org
Physics-informed neural networks (PINNs) have emerged as a new simulation paradigm for
fluid flows and are especially effective for inverse and hybrid problems. However, vanilla …

Effects of different thermal modes of obstacles on the natural convective Al2O3-water nanofluidic transport inside a triangular cavity

N Acharya - Proceedings of the Institution of Mechanical …, 2022 - journals.sagepub.com
This study investigates the Al2O3-water nanofluidic transport within an isosceles triangular
compartment with top vertex downwards. The top wall is maintained isothermally cooled and …

镜像对称顶盖驱动方腔内流过渡流临界特性研究

安博, 孟欣雨, 桑为民 - 力学学报, 2022 - lxxb.cstam.org.cn
流场过渡流临界特性是指流场因流动状态改变而引起的流场物理特性变化.
如流动从定常演化为非定常周期性时, 流动处于过渡状态的物理性质. 它从根本上决定了流动 …

Shear-driven flow in an elliptical enclosure generated by an inner rotating circular cylinder

A Unnikrishnan, S Shahane, V Narayanan… - Physics of …, 2022 - pubs.aip.org
Shear-driven flow between a rotating cylinder and a stationary elliptical enclosure is studied
in this paper. Two-dimensional time-dependent Navier–Stokes equations are solved using a …

Lid driven triangular and trapezoidal cavity flow: Vortical structures for steady solutions and Hopf bifurcations

B An, S Guo, JM Bergadà - Applied Sciences, 2023 - mdpi.com
A numerical study of two dimensional lid-driven triangular and trapezoidal cavity flow is
performed via using the lattice Boltzmann method (LBM) for steady solutions. The equilateral …

Taylor–Couette flow and heat transfer in an elliptical enclosure with a rotating inner cylinder

A Unnikrishnan, V Narayanan, LP Chamorro… - Physics of …, 2024 - pubs.aip.org
We numerically investigate Taylor–Couette flows within a system consisting of an elliptical
outer cylinder and a rotating inner circular cylinder, with particular emphasis on the behavior …

A simplified new multigrid algorithm of lattice Boltzmann method for steady states

B An, JM Bergadà, WM Sang - Computers & Mathematics with Applications, 2023 - Elsevier
In the present paper, a new strategy of multigrid method is introduced to accelerate the
convergence speed of numerical simulations via lattice Boltzmann method. Based on the …