基于風網平衡圖的通風災害研究.pdf

1、分類號：密級：碩士學位論文碩士學位論文基于風網平衡圖的通風災害研究基于風網平衡圖的通風災害研究StudyonVentilationDisasterBasedonVentilationwkEquilibriumGraph申請人姓名申請人姓名：游成旭游成旭校內導校內導師：魏引尚魏引尚校外導師校外導師：肖永福肖永福專業(yè)名稱專業(yè)名稱：安全工程安全工程研究方向研究方向：礦井通風礦井通風西安科技大西安科技大學二○一六年六月Subject：Study

2、onVentilationDisasterBasedonVentilationwkEquilibriumGraphSpecialty：SafetyEngerningName：YouChengxu(Signature)Instruct：WeiYinshang(Signature)XiaoYongfu(Signature)AbstractMineventilationisthebasisofcoalmineproductionsafetyr

3、easonableventilationisanimptantmeansofdevelopmentofcoalspontaneouscombustionfiresuppressionbutiftheventilationsystemisarrangedunreasonablemismanagementitistheresultofspontaneouscombustiongasaccumulationcausegasfirefurthe

4、rexpansionthemainreason.Basedontheanalysiscausedbypolyventilatedcoalmineaccidentsconsultpreviousbasicresearchoncoalminedisasterventilationproposedtermdisasterasaresearchdirection.Accdingtotheacteristicsofventilationdisas

5、tersdefinesventilationdisaster.SpontaneouscombustionofcoalgasdisasterrelationshipbetweenventilationanalyzedtodeterminetheindexventilationdisastergasconcentrationCOconcentrationuse1stoptfittingobtainedasafunctionofCOconce

6、ntrationtheamountofairleakagewhichmakesventilationdisasterseachindexpointsrespectivelywiththeamountofwindwindFaceamountofairleakagecombined.Accdingtotheindexventilationdisastergradingfuzzycomprehensiveevaluationmethodtoe

7、stablishaventilationdisasterriskevaluationsystemthesystemdependingonthedegreeofdangerofthedegreeofriskisdividedintogradeⅠⅡⅢⅣⅤlevelatotaloffivelevelsthedegreeofriskincreaseswiththelevelofincreasethelowestlevel?、ighestlev

8、el.Dependingonthenaturefunctiondefinitionsventilationdisastersequilibriumofventilationwkisproposedtousethewindventilationwkequilibriumgraphtepresentthedisasterapproach.InFengTowercoalmineventilationsystemfthestudyonsitem