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1、Subject：StudyOnTheSupportTechnologyOfRoadwaysInFullyMechanizedCavingFaceInSteepAndThickCoalSeamSpecialty：MiningEngineeringName：WangJian（Signature）Instructor：HuangQingXiang（Signature）WangNingBo（Signature）ABSTRACTUrumqiminingareaistheoldestandlargestcoalproductionba
2、seproductioninXinjiang,over30layersofdifferentthicknessanddifferentspacingofsteepseamsexiststhere,themethodoflargesegmentandtop-coalcavingismainlyused,thischaracteristicsofcoalseamoccurrenceandproductionmethodledtobethecomplexconditionofroadwayduringrecovery.There
3、fore,inordertoensurethedevelopmentoftop–coalcavingwithalargesteepsectioninsteepandthickseam,thesupporttechnologyofroadwayinsteepandthickcoalseamneedstobesystematiclystudied.Accordingtothecharacteristicsofgeologicaloccurrenceandsub-levelcavingminingconditionsinstee
4、pandthickcoalseam,throughtheinvestigationoftheroofstructureparametersofactualroadways,otherengineeringgeologicalconditions,theparametersofconstructionanddestructionofroadway,stabilityrelationshipbetweenroofandfloor,thedamagelawsofroadwaysaredetermined,thephysicala
5、ndmechanicalpropertiesofsurroundingrockaregotbyusingtheoreticalanalysisandcoalandrockmechanicsexperimental.Thedeformationrulesofroadwayinsteepcoalseamareresearchedbythesimilarsimulation,numericalsimulation.Monitoringon-siteandtheoreticalanalysis,areusedtoresearcht
6、hechangeofroofdisplacementandstress,understandingtheimpactoffactors,specificmeasurestoaddresstheseissuesareproposed.Practiceshowsthat,theintegratedapplicationoftechnology,"beltanchor+anchor"combinedsupport-basedandendbracketsupplementedsupporting,achievesasuccessi
7、nengineering.The"beltanchor+anchor"jointsupporttechnologyisthemostreliabletechnicalsolutions.Theresultsprovidesabasissupportingsecurityforsupportingsimilarconditionsofroadway,whichhasawiderangeofapplicationvalue.西安科技大学工程硕士学位论文Keywords：Steepandthickcoalseamentrysup
8、portingtechnologymonitoringon-siteThesis：ApplicationStudy2目录目录第一章绪论.....................................................................................
