[HTML][HTML] Modelling artificial ground freezing subjected to high velocity seepage

P Nikolaev, AP Jivkov, L Margetts, M Sedighi - International Journal of Heat …, 2024 - Elsevier
Artificial ground freezing (AGF) is a ground improvement technique for ensuring the safety of
underground construction works in water-bearing soils. High velocity water transport in …

[HTML][HTML] Enhancing efficiency in the control of artificial ground freezing for shaft construction: A case study of the Darasinsky potash mine

M Semin, I Golovatyi, L Levin, A Pugin - Cleaner Engineering and …, 2024 - Elsevier
Artificial ground freezing during mine shaft construction is a costly endeavor. For effective
decision-making in mining operations, it's essential to establish robust control over frozen …

A multiphase model developed for mesoscopic heat and mass transfer in thawing frozen soil based on lattice Boltzmann method

Z Wang, K Xie, Y Zhang, X Hou, W Zhao, B Li - Applied Thermal …, 2023 - Elsevier
Subgrade engineering in cold region collapsed and settled under the influence of global
warming, this was mainly due to the thawing frozen soil. The heat and mass transfers in …

[HTML][HTML] A Review of Methods, and Analytical and Experimental Studies on the Use of Coal–Water Suspensions

K Osintsev, S Aliukov, A Alabugin - Mathematics, 2022 - mdpi.com
Research in the field of building mathematical models for combustion processes has been
ongoing ever since the chemical reactions of combustion were first discovered. The authors …

The influence of tunnel insulation measures on the temperature spatiotemporal variation of frozen soil during artificial ground freezing

J Ma, K Huang, B Zou, X Li, Y Deng - Cold Regions Science and …, 2023 - Elsevier
Artificial ground freezing (AGF) has been widely used in the construction of subway
connection channels to reinforce the soil around the tunnel, especially the water-rich soft …

Theoretical and experimental investigation on the thermal penetration depth in the surrounding rock of a deeply buried high-temperature tunnel

J Che, A Li, J Guo, Y Ma, J Li, C Yang, L Che - International Journal of …, 2024 - Elsevier
Deeply buried tunnels that traverse geothermal areas tend to experience elevated
temperatures. It is crucial to accurately predict the thermal penetration layer within the rock to …

Enhancing coalbed methane recovery using liquid nitrogen as a fracturing fluid: A coupled thermal-hydro-mechanical modeling and evaluation in water-bearing coal …

H Lin, B Li, S Li, L Qin, Z Wei, P Wang, R Luo - Energy, 2024 - Elsevier
In this study, a fully coupled thermal-hydro-mechanical (THM) model was developed
considering the latent heat of phase transition and expansion strain, to investigate the water …

[HTML][HTML] Semi-analytical predictive model for natural and artificial thawing of circular ground-ice walls

P Nikolaev, A Jivkov, H Rajabi, H Yan, X Zhu… - Computers and …, 2024 - Elsevier
Artificial ground freezing (AGF) is a ground improvement technique enabling the
construction of underground structures in challenging geological conditions. After …

Analysis of the structural integrity of a frozen wall during a mine shaft excavation using temperature monitoring data

L Levin, M Semin, I Golovatyi - Frattura ed Integrità Strutturale, 2023 - fracturae.com
This paper describes the results of the temperature monitoring of a frozen wall (FW) around
the skip shaft of a potash mine under construction. The data on temperature measurements …

Analytical solution for the steady-state temperature field of a linear three-pipe freezing system under hydrodynamic conditions

Z Li, A Tang, J Chen, Y Zhou - International Journal of Thermal Sciences, 2023 - Elsevier
Artificial ground freezing construction under hydrodynamic conditions generally requires a
longer period for the formation of a freezing curtain, bringing unique challenges in the …