Stress changes around collapse column and the control technology by directly passing operation in longwall working face
ZHANG Cun
TU Shihao
BAI Qingsheng
ZHANG Yanwei
YANG Qianlong
Keywords：collapse columnnumerical simulationthick-walled cylinder modellongwall face spallinginstability of roadway
Publication Date：2014-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)