Large/small eddy simulations: A high-fidelity method for studying high-Reynolds number turbulent flows

A Moitro, SS Dammati, AY Poludnenko - Physics of Fluids, 2024 - pubs.aip.org
Direct numerical simulations (DNS) are one of the main ab initio tools to study turbulent
flows. However, due to their considerable computational cost, DNS are primarily restricted to …

Digital twin-based modeling of natural gas leakage and dispersion in urban utility tunnels

J Cai, J Wu, Y Hu, Z Han, Y Li, M Fu, X Zou, X Wang - Digital Twin, 2024 - digitaltwin1.org
Background Unexpected leakage accidents of the natural gas pipeline inside urban utility
tunnels can pose great threats to public safety, property, and the environment. It highlights …

GPU optimization of lattice Boltzmann method with local ensemble transform Kalman filter

Y Hasegawa, T Imamura, T Ina… - 2022 IEEE/ACM …, 2022 - ieeexplore.ieee.org
The ensemble data assimilation of computational fluid dynamics simulations based on the
lattice Boltzmann method (LBM) and the local ensemble transform Kalman filter (LETKF) is …