资源描述:
《关角隧道施工机械配套与通风技术分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、关角隧道施工机械配套与通风技术研究AbstractAlongwiththefastdevelopmentofournationaleconomy,thedemandsfortrafficnetworksarebecominghigherandhigher.Abandoningtheoriginalsmallcurveradiusandusinglongandlargetunnelsaretheinevitabledevelopmentdirection.Theconstructionoflongandlargetunnelisthefocusof
2、thewholeproject,anditisalsothekeyfactorthatinfluencesthewholeconstructionperiod.Moderntunnelconstructionsarebecomingmoreandmoredependentonconstructionmachinery.Reasonableconstructionmechanizationsupportingschemeisakeylinkintheprocessofshorteningtheconstructionperiod.Tunnelven
3、tilationhasalwaysbeenaprobleminthetunnelconstructionoflongdistance.Thetunnelconstructionventilationtechnologyleveldirectlyaffectsthesizeofthetunnelheaddrivingalone,exploration,anewlineoflineselection,projectdesign,constructionorganization.GuanJiaotunnelconstructionmachinerysu
4、pportingandventilationschemeaffecttheconstructionperiod,safetyandeconomy.Thispapertakesthesecond-lineXGZHQ5-1ofqinghai-tibetrailway,NewGuanjiaotunnelconstructionasresearchbackgroundandstudiestheGuanjiaotunnelconstructionmachinerysupporting,ventilationtechnology.Themainresearc
5、hworkandresearchresultsareasfollows:(1)Throughreadingalargenumberofdocuments,gettingtheprincipleofselectionofconstructionmachineryinplateauenvironment.Thefocusisontheanalysisoftunnelexcavationline,engineeringtransportingwastematerialsline,andtheprimarysupportingline.(2)Thispa
6、perusesfuzzycomprehensiveevaluationmethodandschemecomparisonofloadertogettheoptimalsolution.(3)Thispaperusesthemethodofmathematicalmodelofthequeuingtheorytocalculatetheloaderandself-dischargingtruckoptimalmatchingscheme,thismethodcancalculateindifferentspeedofcases,themosteco
7、nomicalmatchingscheme.(4)ThispaperthroughtheanalysisofthelithologyofGuanJiaotunnel,makesconstructionefficiency,theworkingenvironment,andsecuritycomparisonsbetweenlargeinjectionunitandsmallinjectionunit.Theconclusionisthatlargeinjectionunitinvariousaspectsisbetterthansmallinje
8、ctionunit,inhardrockcondition.Smallinjectionunitissuitablefortheweak