Sparse nonlinear models of chaotic electroconvection

Y Guan, SL Brunton… - Royal Society Open …, 2021 - royalsocietypublishing.org
Convection is a fundamental fluid transport phenomenon, where the large-scale motion of a
fluid is driven, for example, by a thermal gradient or an electric potential. Modelling …

Chaotic electro-convection flow states of a dielectric liquid between two parallel electrodes

Q Wang, Y Guan, J Huang, J Wu - European Journal of Mechanics-B/Fluids, 2021 - Elsevier
Electrohydrodynamics (EHD) is a multidisciplinary science that focuses on the interaction
between fluid motion and the electric field [1]. Practical EHD applications attract extensive …

Mixing and transport enhancement in microchannels by electrokinetic flows with charged surface heterogeneity

Y Guan, T Yang, J Wu - Physics of Fluids, 2021 - pubs.aip.org
Electrokinetic flow in a microchannel driven by charged surface heterogeneity in the
presence of an external electric field is investigated by three-dimensional simulations. A …

Electro-thermo-convection in a differentially heated square cavity under arbitrary unipolar injection of ions

RD Selvakumar, J Wu, J Huang, P Traoré - … Journal of Heat and Fluid Flow, 2021 - Elsevier
A numerical investigation of electro-thermo-convection in a 2-D differentially heated square
cavity filled with a dielectric liquid is presented. Fully coupled governing equations of electric …

Numerical analysis of two-phase electrohydrodynamic flows in the presence of surface charge convection

K Luo, J Wu, HL Yi, HP Tan - Physics of Fluids, 2020 - pubs.aip.org
The mechanism of surface charge convection (SCC) reveals inherently nonlinear coupling
between the electrostatic problem and the hydrodynamic flow in the Melcher–Taylor …

Transition to chaos in electro-thermo-convection of a dielectric liquid in a square cavity

TF Li, ZG Su, K Luo, HL Yi - Physics of Fluids, 2020 - pubs.aip.org
The transition process from laminar to chaotic flow in electro-thermal convection of a
dielectric liquid is numerically investigated using a unified lattice Boltzmann method. The …

Formation of dissipative structures in a three-dimensional electro-thermo-convective flow

K Luo, XL Gao, XR He, HL Yi, J Wu - Physical Review Fluids, 2022 - APS
Direct numerical simulations and linear stability analysis are performed to study the three-
dimensional electro-thermo-convective (ETC) flow between two parallel plates under a …

Analytical model for electrohydrodynamic thrust

RS Vaddi, Y Guan, A Mamishev… - Proceedings of the …, 2020 - royalsocietypublishing.org
Electrohydrodynamic (EHD) thrust is produced when ionized fluid is accelerated in an
electric field due to the momentum transfer between the charged species and neutral …

Numerical analysis of electroconvection in cross-flow with unipolar charge injection

Y Guan, I Novosselov - Physical Review Fluids, 2019 - APS
Electroconvection driven by unipolar charge injection in the presence of cross-flow between
two parallel electrodes is investigated in a numerical study. The two-relaxation-time lattice …

Lattice Boltzmann analysis of conjugate heat transfer in the presence of electrohydrodynamic flow

XL Gao, J Wu, K Luo, HL Yi, HP Tan - International Communications in Heat …, 2022 - Elsevier
The externally imposed direct current (DC) electric field mightily impacts on the conjugate
heat transfer existing somewhere between the solid and liquid phases, which is numerically …