深井高地压巷道围岩破坏机理研究

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中图分类号：TD353 文献标志码：A 文章编号：2095-2945（2026）03-0187-07

Abstract：Thepurposeof thisstudyistoanalyzethedamage mechanismofthesurroundingrockofthetrack roadwayin thedeepwellandhighgroundpressureenvironment，andproposefectiveroadwayrepairplanstoensuresafeminingof the mine.Basedontheanalysisof tunelfailurecharacteristicsofatrackroadwayinacoalmineandtheacousticemisionKaiser effect technology，thestresschangeandfailue processofsurrundingrockunder high pressureconditionsarestudied.The results show that under the action of the maximum horizontal stress in the N44 L∘ E direction， significant crack propagation and localinstabilityoccurrdintherofsidewallandflooofthetrackroadwayespecillyinareaswithunreasonablesport designandlargediferencesinphysicalandmechanicalcharacteristicsofsuroundingrocks，thefailurephenomenonismore obvious.Basedonthesefindings，measuressuchasoptimizing tunnelsupportdesign，introducinginteligentsupportsystes，and reinforcing damagedareasareproposed to effctivelyrepair suroundingrock damageand improve tunnel stability.

Keywords：depwellhighground pressure;surroundingrock failuremechanism; Kaiser effect;roadwayrepair;supportdesign

深井矿山面临的技术和安全问题日益复杂，特别是在高地压环境下，保证煤矿巷道围岩的长时间稳定成为现阶段主要研究问题之一[1-2]。（剩余6948字）