327 citations · 1.1k across the 16 of their papers we have counts for
16 papers
Predicting Effective Diffusivity of Porous Media from Images by Deep Learning
Haiyi Wu, Wen-Zhen Fang, Qinjun Kang +2
We report the application of machine learning methods for predicting the effective diffusivity (De) of two-dimensional porous media from images of their structures. Pore structures…
Changes in porosity, permeability and surface area during rock dissolution: effects of mineralogical heterogeneity
Ting Min, Yimin Gao, Li Chen +2
Effects of heterogeneity of mineral distribution and reaction rate on the rock dissolution process are investigated using a pore-scale reactive transport model based on the lattice…
Performance evaluation of the cavities on nucleate boiling at microscale level
Yu-Tong Mu, Li Chen, Qinjun Kang +1
Nucleate boiling heat transfer (NBHT) from enhanced structures is an effective way to dissipate high heat flux. In the present study, the cavities behaviours for nucleation on roug…
Numerical Predictions of Effective Thermal Conductivities for Three-dimensional Four-directional Braided Composites Using the Lattice Boltzmann Method
Wen-Zhen Fang, Jian-Jun Gou, Hu Zhang +2
In this paper, a multiple-relaxation-time lattice Boltzmann model with an off-diagonal collision matrix was adopted to predict the effective thermal conductivities of the anisotrop…
Investigation of methane adsorption and its effect on gas transport in shale matrix through microscale and mesoscale simulations
ZhongZhen Li, Ting Min, Li Chen +3
Methane adsorption and its effect on fluid flow in shale matrix are investigated through multi-scale simulation scheme by using molecular dynamics (MD) and lattice Boltzmann (LB) m…
A generalized lattice Boltzmann model for flow through tight porous media with Klinkenberg's effect
Li Chen, Wenzhen Fang, Qinjun Kang +3
Gas slippage occurs when the mean free path of the gas molecules is in the order of the characteristic pore size of a porous medium. This phenomenon leads to the Klinkenberg's effe…
Pore-scale simulation of multicomponent multiphase reactive transport with dissolution and precipitation
Li Chen, Qinjun Kang, Qing Tang +3
Multicomponent multiphase reactive transport processes with dissolution-precipitation are widely encountered in energy and environment systems. A pore-scale two-phase multi-mixture…
Nanoscale simulation of shale transport properties using the lattice Boltzmann method: permeability and diffusivity
Li Chen, Lei Zhang, Qinjun Kang +2
Porous structures of shales are reconstructed based on scanning electron microscopy (SEM) images of shale samples from Sichuan Basin, China. Characterization analyzes of the nanosc…
Pore-scale study of dissolution-induced changes in hydrologic properties of rocks with binary minerals
Li Chen, Qinjun Kang, Hari S. Viswanathan +1
A pore-scale numerical model for reactive transport processes based on the Lattice Boltzmann method is used to study the dissolution-induced changes in hydrologic properties of a f…
Lattice Boltzmann prediction of transport properties in reconstructed nanostructures of organic matters in shales
Li Chen, Qinjun Kang, Lei Zhang +1
Size, morphology and distributions of pores in organic matters of shale matrix are discussed based on high resolution images from experiments in the literature. 150 nanoscale struc…
Nanoscale study of reactive transport in catalyst layer of proton exchange membrane fuel cells with precious and non-precious catalysts using lattice Boltzmann method
Li Chen, Gang Wu, Qinjun Kang +2
High-resolution porous structures of catalyst layer (CL) with multicomponent in proton exchange membrane fuel cells are reconstructed using a reconstruction method called quartet s…
A multiple-relaxation-time lattice Boltzmann model for convection heat transfer in porous media
Qing Liu, Ya-Ling He, Qing Li +1
In this paper, a two-dimensional (2D) multiple-relaxation-time (MRT) lattice Boltzmann (LB) model is developed for simulating convection heat transfer in porous media at the repres…
Coupling lattice Boltzmann model for simulation of thermal flows on standard lattices
Q. Li, K. H. Luo, Y. L. He +2
In this paper, a coupling lattice Boltzmann (LB) model for simulating thermal flows on the standard D2Q9 lattice is developed in the framework of the double-distribution-function (…
A Lifting Relation from Macroscopic Variables to Mesoscopic Variables in Lattice Boltzmann Method: Derivation, Numerical Assessments and Coupling Computations Validation
Hui Xu, Huibao Luan, Yaling He +1
In this paper, analytic relations between the macroscopic variables and the mesoscopic variables are derived for lattice Boltzmann methods (LBM). The analytic relations are achieve…
Improved axisymmetric lattice Boltzmann scheme
Q. Li, Y. L. He, G. H. Tang +1
This paper proposes an improved lattice Boltzmann scheme for incompressible axisymmetric flows. The scheme has the following features. First, it is still within the framework of th…
Lattice-Boltzmann model for axisymmetric thermal flows
Q. Li, Y. L. He, G. H. Tang +1
In this brief report, a thermal lattice-Boltzmann (LB) model is presented for axisymmetric thermal flows in the incompressible limit. The model is based on the double-distribution-…