2019
DOI: 10.21595/jve.2019.20497
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Analyzing dynamic disturbance fragmentation mechanism of surrounding rock in roadway roof

Abstract: In this paper, a numerical simulation is conducted to analyze an engineering practice pertaining to the in panel 2347, the discussion is focused on the following aspects: the influence of fault mining activation on fragmentation of surrounding rock in roof, surrounding rock failure of unsupported roadway under static load alone, surrounding rock failure of unsupported roadway under dynamic load and static load combination, damage of surrounding rock in supporting roadway under dynamic load and static load comb… Show more

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