基于風(fēng)網(wǎng)平衡圖的通風(fēng)災(zāi)害研究.pdf

1、分類號：密級：碩士學(xué)位論文碩士學(xué)位論文基于風(fēng)網(wǎng)平衡圖的通風(fēng)災(zāi)害研究基于風(fēng)網(wǎng)平衡圖的通風(fēng)災(zāi)害研究StudyonVentilationDisasterBasedonVentilationwkEquilibriumGraph申請人姓名申請人姓名：游成旭游成旭校內(nèi)導(dǎo)校內(nèi)導(dǎo)師：魏引尚魏引尚校外導(dǎo)師校外導(dǎo)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(fēng)礦井通風(fēng)西安科技大西安科技大學(xué)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