Study of pore-scale coke combustion in porous media using lattice Boltzmann method

T Lei, Z Wang, KH Luo - Combustion and Flame, 2021 - Elsevier
… overall combustion intensity, while a random matrix structure may influence combustion
dynamics … a reliable LB model to investigate pore-scale coke combustion, which contributes to …

[HTML][HTML] Pore-scale study of coke formation and combustion in porous media using lattice Boltzmann method

T Lei, KH Luo - Proceedings of the Combustion Institute, 2023 - Elsevier
… the pore scale: coke formation and combustion. The LB model includes thermal expansion
effects and solves the reactive air-coke … Our results captured coke combustion properties and …

Image-based modelling of coke combustion in a multiscale porous medium using a micro-continuum framework

Q Xu, X Dai, J Yang, Z Liu, L Shi - Journal of Fluid Mechanics, 2022 - cambridge.org
pore structures with various length scales ranging from nanometres to micrometres. This
study focuses on coke combustion during in situ crude oil combustion … of coke combustion

Pore-scale study of coke combustion in a matrix-fracture system based on the micro-continuum approach

Q Xu, X Chen, J Yang, Z Liu, L Shi - Physics of Fluids, 2022 - pubs.aip.org
… of coke combustion in the multiscale matrix-fracture system are not well understood
because of the difficulty of performing pore-resolved simulations. In the present study, a pore-…

Pore-scale modelling of the coupled thermal and reactive flow at the combustion front during crude oil in-situ combustion

Q Xu, W Long, H Jiang, C Zan, J Huang, X Chen… - Chemical Engineering …, 2018 - Elsevier
… In the present study, a pore-scale modelling of the combustion front was employed based …
to react with the coke at the combustion front. The combustion front propagates through the oil …

Coke formation and coupled effects on pore structure and permeability change during crude oil in situ combustion

Q Xu, H Jiang, C Zan, W Tang, R Xu, J Huang… - Energy & …, 2016 - ACS Publications
combustion (ISC) is an important thermal recovery technique. Significant open ISC questions
include the effect of coke formation on the pore … physically simulate coke formation similar …

Quantification of the microstructure, effective hydraulic radius and effective transport properties changed by the coke deposition during the crude oil in-situ combustion

Q Xu, W Long, H Jiang, B Ma, C Zan, D Ma… - Chemical engineering …, 2018 - Elsevier
… The purpose of this study is to describe the influence of the coke deposition on the pore
coke deposition on the pore topology and the permeability during crude oil in-situ combustion

Structure and combustion characteristics of semi-cokes from a pilot-scale entrained flow gasifier using oxygen-enriched air

J Tan, Y He, Y Yuan, Z Wang, J Liu, K Cen - Journal of the Energy Institute, 2021 - Elsevier
… [16] indicated that the combustion reactivity of semi-coke lowered with the increase of …
beneficial to the combustion behavior of semi-coke due to the promotion of pore development. …

Three-dimensional modelling of in-furnace coal/coke combustion in a blast furnace

YS Shen, BY Guo, AB Yu, PR Austin, P Zulli - Fuel, 2011 - Elsevier
… The model is applied to the region of lance-blowpipe-tuyere-raceway-cokecombustion
model in the blowpipe-tuyere-raceway-coke bed but also coke combustion model in the coke bed…

Effect of coke ratio on pore structure evolution in the high-temperature zone of sintering bed

H Zhou, H Meng, P Ma, J Wang - Journal of the Energy Institute, 2022 - Elsevier
… The high-temperature zone of the sintering bed is the crucial area for material change and
structural remodeling, and the heat is provided by coke combustion. Understanding how fuel …