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Article
A design approach of panel size for the cooperative development of cropland protection and coal mining in a coal-cropland overlap** area
Cropland is the foundation of food security. Coal is the guarantee of energy security. As China’s demand for coal and grain continues to increase, so does the overlap area of their production bases. Unrestrain...
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Article
Surface deformation abnormal characteristics of ultra-thick and weakly consolidated overburden and its disaster control method
The surface subsidence under ultra-thick weakly cemented overburden exhibits the abnormal characteristics of being seriously small, which brings serious safety hazard to the efficient mining. A comprehensive a...
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Article
Open AccessA new indicator for estimating the degree of mining-induced land subsidence: the overburden’s average GSI value
Underground coal mining leads to land subsidence, which, in turn, results in damage to buildings and infrastructure, disturbs the original ecological environment, and hinders the sustainable development of coa...
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Article
Prediction method of surface residual subsidence for land resource reuse after low-carbon underground coal gasification
Underground coal gasification (UCG) is an important part of the low-carbon green coal mining technology system. With the implementation of the carbon peaking and carbon neutralization and the maturity of UCG, ...
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Article
Open AccessCan the apparent transverse relaxation rate (R2*) evaluate the efficacy of concurrent chemoradiotherapy in locally advanced nasopharyngeal carcinoma? a preliminary experience
The use of the apparent transverse relaxation rate (R2*) in nasopharyngeal carcinoma (NPC) has not been previously reported in the literature. The aim of this study was to investigate the role of the R2* value in...
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Article
Open AccessPerformance of the three-dimensional laser scanning method to monitor the moisture content of similar material models
In mining safety and other fields, similar material simulation is the main research method to study the movement and deformation of rock formation and ground surface. However, the inaccurate subsidence laws co...
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Article
Robust Estimation of Angular Parameters of the Surface Moving Basin Boundary Induced by Coal Mining: A Case of Huainan Mining Area
The data of surface movement observation points could be used to obtain the synthetic angles of draw and critical deformation of surface movement basin in the mining area with unconsolidated thick layers. Howe...
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Article
The influence of an abandoned goaf on surface subsidence in an adjacent working coal face: a prediction method
Historical global coal resource exploitation has resulted in goaf abandonment at most mines, which, during the life of the mine, exerts a strong influence on the ability to exploit new working faces adjacent t...
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Article
Influence of temperature and humidity on similar material and its control measures
Similar-material simulation is generally used in mining engineering. The properties of a similar material vary over time in a certain environment. Due to the time-varying characteristics of the material stren...
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Article
Stability evaluation method for hyperbolic coal pillars under the coupling effects of high temperature and ground stress
We studied an underground coal gasification technique using strip mining-face mining gasifier controlled retraction injection technology (SMFM). This green mining approach offers several advantages over conven...
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Article
Study on time-varying characteristics of similar material model strength and the regulation measures
Similar material simulation is an important research means in mining engineering. Similar material model errors will lead to instability of similarity degree between the model and the reality, reduce the relia...
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Article
Surface dynamic subsidence prediction model of solid backfill mining
Solid backfill mining is a filling mining method that integrates subsidence control and solid waste disposal and is an effective way to extract coal under buildings, railways and water bodies. In this study, w...
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Article
Research on the surface movement in a mountain mining area: a case study of Sujiagou Mountain, China
Landslides caused by underground mining are very common in mountain mining areas, and thus threaten human lives and assets. Under the superposed influence of underground mining and landslides, surface movement...
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Chapter and Conference Paper
Final Fill Ratio Inversion of Backfilling Materials in Solid Backfilling Mining Using Surface Subsidence Data
Solid backfilling mining is a sustainable mining technology for subsidence control. Compression ratio of backfilling materials is an important index to evaluate the goaf backfilling effectiveness and its accur...
