Mathematical modeling and numerical simulation technique for selected heavy metal transport in MSW dumpsite

GA Usoh, IE Ahaneku, EC Ugwu, EO Sam, DH Itam… - Scientific reports, 2023 - nature.com
The study focused on development of mathematical modeling and numerical simulation
technique for selected heavy metal transport in Uyo municipal solid waste dumpsite in Akwa …

Experimental and numerical study for the inertial dependence of non-Darcy coefficient in rough single fractures

K Xing, J Qian, W Zhao, H Ma, L Ma - Journal of Hydrology, 2021 - Elsevier
This study experimentally and numerically investigated the influence of the inertial effect of
fluid flow on the non-Darcy coefficient (β). The results showed that the non-Darcy coefficient …

Groundwater responses to recharge and flood in riparian zones of layered aquifers: An analytical model

J Zhang, X Liang, YK Zhang, X Chen, E Ma… - Journal of …, 2022 - Elsevier
A riparian zone is an important element in a river-aquifer system, controlling water exchange
and other chemical and biological processes between a river and an aquifer. Complex …

[HTML][HTML] Non-Darcy flows in layered porous media (LPMs) with contrasting pore space structures

XY Zhang, Z Dou, JG Wang, ZF Zhou, C Zhuang - Petroleum Science, 2022 - Elsevier
Compared to single layer porous media, fluid flow through layered porous media (LPMs)
with contrasting pore space structures is more complex. This study constructed three …

[HTML][HTML] Numerical modeling and simulation of leachate transport in MSW contaminated soil: Impact on seasonal changes

GA Usoh, IE Ahaneku, IT Horsfall, GU Alaneme… - Cleaner Materials, 2022 - Elsevier
A municipal solid waste (MSW) disposal site with an area of 200 m 2 and a depth of 0.3, 0.6
and 0.9 m is studied to assess and control the environmental impacts of leachate discharge …

Deep transfer learning for groundwater flow in heterogeneous aquifers using a simple analytical model

J Zhang, X Liang, L Zeng, X Chen, E Ma, Y Zhou… - Journal of …, 2023 - Elsevier
Deep learning models exhibit good interpolating ability, but their performance is often
hindered by the scarcity of data in groundwater problems. Analytical models (solutions) …

Deriving analytical expressions of the spatial information entropy index on riverine water quality dynamics

T Pang, J Jiang, L Alfonso, R Yang, Y Zheng… - Journal of …, 2023 - Elsevier
Abstract Information entropy theory has been largely applied in hydrology and water
resource engineering. Recently, entropy theory has received significant attention for …

Uncovering asymmetrical mass transfer in layered porous media: Insights from pore-scale analysis

X Zhang, Z Dou, Z Chen, W Zhu, J Wang, Z Zhou - Journal of Hydrology, 2023 - Elsevier
Natural sediments or aquifers frequently exhibit layering and structural contrasts, which give
rise to anomalous mass transfer behavior. Moreover, the effects of the interface on mass …

A novel method to measure air-immobile regions of the composting pile by inverse calculation combined with gas tracer test

Y Chen, H Qin, Y Lu, H Liu, J Zhang - Waste Management, 2022 - Elsevier
Air-immobile regions in composting piles obstruct O 2 mass transport and exacerbate the
formation and emission of harmful off-gases. However, effective methods for measuring the …

The effect of roughness on the nonlinear flow in a single fracture with sudden aperture change

Z Chen, Z Tian, H Zhan, J Huang, Y Huang… - …, 2022 - pubs.geoscienceworld.org
Abrupt changes in aperture (sudden expansion and contraction) are commonly seen in
naturally occurred or artificial single fractures. The relevant research mainly focuses on the …