基于事故树的矿井瓦斯危险性分析及防治措施

:2010-09-23:(1984),,,,王慧,邵炜航(,710054):我国煤矿的瓦斯爆炸事故灾害严重地威胁着矿井工作人员的生命安全,制约矿井生产的发展,给煤炭企业带来沉重的负担为了防治瓦斯爆炸事故的发生,必须对事故的原因进行全面的科学的分析本文采用事故树分析法对局部通风工作面瓦斯爆炸事故的原因及危险性进行全面的分析,并提出相应的防治措施:瓦斯爆炸;瓦斯浓度;瓦斯积聚;危险性分析;事故树分析:TD712+.7:B:1671-749X(2011)03-0022-030,,,,,,,,,,,[1]11.1[2,3]3;;1.2,,,[4]11,0.5m32%:;;;;1.3,,,,,,,,[5],2(a)2(b)2(a)2(b),:22王慧邵炜航20112T=X1(X2+X3+X4+X5+X6+X7+X8+X9+X10)(X11+X12+X13+X14+X15+X16+X17)63,63:T=X1+X2X3X4X5X6X7X8X9X10+X11X12X13X14X15X16X17,()2,,2.1,,,,,,,,,10m,5m,[5],,,,,,,,30min,,,()(),,,2.2,,,,,,2.3,,KJ,,,:;;;;;;;;233王慧邵炜航,,,,[6]2.4,,,,,;,;,;:,3,,,,,,,,:[1],.[J].,2008,24:644-645.[2],.[M].:,2000.21-23.[3].[M].:,2006.[4],,.[J].,2003,29(7):12-14.[5].[J].,2002,(6):1:6-17.[6].[M].:,2007.208-211.[7].[J].,2009,28(z1):58-59.AnalysisonminegasriskbyFaultTreeanditspreventionmeasuresWANGHu,iSHAOWe-ihang(SchoolofEnergy,Xi'anUniversityofScienceandTechnology,Xi'an710054,China)Abstract:Inordertocontrolthegasexplosionaccident,thecauseoftheaccidentmustbeanalyzedscientificallyandcomprehensively.ThearticleanalyzedthecauseofgasexplosionaccidentandtheriskinlocalventilationfaceusingtheFaultTreeAnalysisandputfor-wardthecorrespondingcountermeasures.Keywords:gasexplosion;gasconcentration;gasaccumulation;riskanalysis;FaultTreeAnalysis(21)InfluenceofminingsubsidenceonthelandandthecomprehensivetreatmentZHANGMe-iwei1,DENGRong-rong1,WANGJia1,2(1.AnhuiUniversityofScienceandTechnology,Huainan232001,China;2.AnhuiLubanInvestmentGroupCo.,Ltd,Nanling241300,China)Abstract:Thepaperanalyzedtheproblemoflanddamagewhichcausedbyminingsubsidenceandsummarizedmanycomprehensivetreatmentmethodsforlandsubsidence.Keywords:miningsubsidence;landrehabilitation;surfacesubsidencebasin;comprehensivetreatment242011