the National Natural Science Foundation of China(No.51974042);National Key Research and Development Program of China(No.2023YFC3009005).
Ground hydraulic fracturing plays a crucial role in controlling the far-field hard roof,making it imperative to identify the most suitable target stratum for effective control.Physical experiments are conducted based ...
The authors are grateful to the National Natural Science Foundation of China(Nos.51574007 and 51604007).
The key problem to be solved urgently is how to avoid the occurrence of support break-off and water inrush in the stoping of sandstone straight roof under the action of load transfer in unconsolidated aquifer.For this...
the National Key R&D Program of China(No.2016YFC0801402);the National Natural Science Foundation of China(No.51874291).
Mining causes stress redistribution and stratum movement.In this paper,a numerical model was built according to the geological conditions in the 12th coal mine in Pingdingshan city to study the strata movement and the...
provided by the National Natural Science Foundation of China(No.51104191);the National Natural Science Foundation of China(No.51374258);the Program for Changjiang Scholars and Innovative Research Team in University of China(No.IRT13043)
Concerning the issue of mine pressure behaviors occurred in fully mechanized caving mining of thick coal seams beneath hard stratum in Datong Mining Area, combined with thin and thick plate theory, the paper utilizes ...
The model of skaft lining under force is developed on the basis of the special stratum condition led to sbart cracking- The model is broken into 3 sub-questions to solve separately. According to the principle of super...
For preventing and curing the rupture disaster of shaft lining effectively, according to the additional force theory of shaft lining fracture, more than forty tests were carried out on the large scale test rig on the ...