Multiscale multiphase flow simulations using interface capturing and Lagrangian particle tracking
L Li, B Jiang, G Wei, X Li, Z Zhu - Physics of Fluids, 2022 - pubs.aip.org
Numerical simulations of multiphase flows with both interfaces and discrete particles are
challenging because they possess a wide range of length and time scales. Meanwhile, the …
challenging because they possess a wide range of length and time scales. Meanwhile, the …
Turbulent boundary layer over porous media with wall-normal permeability
Z Feng, Q Ye - Physics of Fluids, 2023 - pubs.aip.org
Porous walls are a widely used passive flow control technique, which shows potential in
reducing skin friction and mitigating flow-introduced noise. In the present study, porous …
reducing skin friction and mitigating flow-introduced noise. In the present study, porous …
Drag reduction by means of an array of staggered circular cavities at moderate Reynolds numbers
Further insight into the physics of boundary layers developing over an array of circular
cavities at moderate Reynolds numbers (R e θ up to 3400) is gained from hot wire boundary …
cavities at moderate Reynolds numbers (R e θ up to 3400) is gained from hot wire boundary …
Flow dynamics in lateral vegetation cavities constructed by an array of emergent vegetation patches along the open-channel bank
The hydrodynamics in a straight rectangular open channel containing novel lateral cavities
constructed by an array of square emergent vegetation patches discontinuously distributed …
constructed by an array of square emergent vegetation patches discontinuously distributed …
Experimental study on drag reduction of the turbulent boundary layer via porous media under nonzero pressure gradient
H Du, Q Li, Q Zhang, W Zhang, L Yang - Physics of Fluids, 2022 - pubs.aip.org
The complex surface of an aircraft generates a nonzero pressure gradient flow. In this study,
the boundary conditions of favorable and adverse pressure gradients are constructed in a …
the boundary conditions of favorable and adverse pressure gradients are constructed in a …
Inner-scaled Helmholtz resonators with grazing turbulent boundary layer flow
Response details are presented of small-scale Helmholtz resonators excited by grazing
turbulent boundary layer flow. A particular focus lies on scaling of the resonance, in relation …
turbulent boundary layer flow. A particular focus lies on scaling of the resonance, in relation …
Coherent structures, turbulence intermittency, and anisotropy of gravity currents propagating on a rough and porous bed
This study experimentally investigated the impacts of rough and porous (RP) bed and
sedimentation processes on the coherent structures, turbulence intermittency, and …
sedimentation processes on the coherent structures, turbulence intermittency, and …
Finite-length porous surfaces for control of a turbulent boundary layer
This study investigates the potential of finite-length porous surfaces with a subsurface
chamber for the control of the turbulent boundary layer. The effect of the subsurface chamber …
chamber for the control of the turbulent boundary layer. The effect of the subsurface chamber …
Frequency-tuned surfaces for passive control of wall-bounded turbulent flow–a resolvent analysis study
The potential of frequency-tuned surfaces as a passive control strategy for reducing drag in
wall-bounded turbulent flows is investigated using resolvent analysis. These surfaces are …
wall-bounded turbulent flows is investigated using resolvent analysis. These surfaces are …
Numerical investigation on flow and aerothermal characteristics of rarefied hypersonic flows over slender cavities
G Guo, Q Luo, J Wu - Aerospace Science and Technology, 2024 - Elsevier
Flow and aerothermal characteristics of rarefied hypersonic flows passing through slender
cavities are investigated comprehensively using the direct simulation Monte Carlo (DSMC) …
cavities are investigated comprehensively using the direct simulation Monte Carlo (DSMC) …