Calculation of residual surface subsidence above abandoned longwall coal mining

X Cui, Y Zhao, G Wang, B Zhang, C Li - Sustainability, 2020‏ - mdpi.com
Exhausted or abandoned underground longwall mining may lead to long-term residual
subsidence on surface land, which can cause some problems when the mined-out land is …

Stability risk early warning for mine goaf: Based on D-RES and asymmetric fuzzy connection cloud model

L Ke, M Wu, Y Ye, N Hu, Y Meng - Journal of Computational Science, 2024‏ - Elsevier
To prevent and mitigate safety risks in the mining goaf and achieve risk prevention and
shifting the control frontier forward, a novel goaf stability risk early warning model is …

Development and application of a goaf-safety monitoring system using multi-sensor information fusion

Y Wang, G Zheng, X Wang - Tunnelling and Underground Space …, 2019‏ - Elsevier
Rockfall geological disasters and shockwave-induced disasters in underground stopes are
normally observed due to overburdened strata movement and surface subsidence of a goaf …

Comparative study of multiple machine learning algorithms for risk level prediction in goaf

B Zhang, S Hu, M Li - Heliyon, 2023‏ - cell.com
With the acceleration of the mining process, the goaf has become one of the main sources of
danger in underground mines, seriously threatening the safe production of mines. To make …

Modelling surface subsidence of coal mines using a bonded block numerical method

X Liu, Y Zhang, J Zhang, T Yang, P Jia… - … , Natural Hazards and …, 2024‏ - Taylor & Francis
Surface subsidence is common geologic hazard in coal mines when longwall mining
method is applied. In this research, a Bonded Block Model (BBM) is selected to numerically …

Study on the evolution law of overlying strata structure in stope based on “space–air–ground” integrated monitoring network and discrete element

Y Zhu, Y Yan, Y Zhang, W Zhang, J Kong, A Dai - Drones, 2023‏ - mdpi.com
The geological environmental damage caused by coal mining has become a hot issue in
current research. Especially in the western mining area, the size of the mining working face …

An approach to protect cultivated land from subsidence and mitigate contamination from colliery gangue heaps

G Guo, H Li, J Zha - Process Safety and Environmental Protection, 2019‏ - Elsevier
In this study a technical approach was proposed to protect the cultivated land from
subsidence and mitigate contamination from colliery gangue heaps on the basis of …