斷層封閉能力評價及其對煤層瓦斯賦存的影響
打開文本圖片集
中圖分類號：TD712 文獻標志碼：A 文章編號：2095-2945（2025）20-0021-09
Abstract：Inordertostudythesealingabilityoffaultstocoalseamgasanddeeplyunderstandtherelationshipbetween faultsandcoal seamgasstorage，onthe basisofsummarizing the faultsealing mechanismproposedbypredecesors，a quantitativeevaluationmethodoffaultsealingabilityisproposedfromtheperspectivesofinteralstructureoffaultzoneand stressstateof section.Basedonengineering examples，theinfluenceoffaultsealingabilityongasocurrenceincoalmining faceisanalyzed.Theresearchshowsthatthefaultsealinghasacontrollingefectonthestorageandmigrationofcoal seam gas.Thegasemissonincreasedsignificantlyduringtheroadwayexcavationthroughtheclosedfault，andthegasemissionduring theopenfaultwassignificantlylowerthanthenormallevel.Thestudyoffaultsealingcapacityisofgreatsignificancefordeply understandingtheoccurenceandmigrationlawsofcoal seamgasandrefinedgasmanagementinfaultareas，andreducing the frequency of gas dynamic disasters.
Keywords：faultsealingablit;evaluationmethod;coalseamgasoccurrencelaw;gasdisasterpreventionandcontrol;faultstre
斷層是煤礦采掘工作面揭露過程中最常見的地質(zhì)構(gòu)造之一。（剩余10736字）