Project(51174192)supported by the National Natural Science Foundation of China;Project(BRA2010024)supported by "333" Training Foundation of Jiangsu Province,China;Projects(2011QNB03,2014ZDPY21,2014QNB30)supported by the Fundamental Research Funds for the Central Universities,China;Project Funded by the Priority Academic Program Development of Jiangsu Higher Education Institutions,China;Project(2015M581896)supported by China Postdoctoral Science Foundation
The mining space of large mining height coal face is large,the range of movement and caving of rock strata is large and the stability of supports at coal face is low and damage rate of supports is high,which significa...
Project(51174192) supported by the National Natural Science Foundation of China;Project(BRA2010024) supported by"333"Training Foundation of Jiangsu Province,China;Project(CXLX12_0964) supported by Innovation Project of Graduate Students Training of Jiangsu Province,China
Aiming at the difficulty in stress analysis for strata under pillars with actual bearing conditions, an approach was proposed to apply multi-sectional linear approximation to the characteristic curves of pillar loads,...