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ID:34605055
大小:1.59 MB
页数:67页
时间:2019-03-08
《矿井通风瓦斯数据融合技术的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、Subject:StudyonDataFusionTechnologyofMineVentilationandGasSpecialty:SafetyTechnologyandEngineeringName:ShenQingtao(Signature)______Instructors:ZhangJianrang(Signature)______ChangXintan(Signature)______ABSTRACTInrecentyears,withtheincreaseinthedepthofcoalminingandtheapplicationofmechani
2、zedminingmethods,thesecuritysituationofundergroundenvironmentiscomingcomplex.Thetraditionaldataprocessingmethodsisdifficulttoaccuratelygraspthesecuritysituationofundergroundenvironment.Andthemulti-sensorsappliedtothecoalmineenvironmentmonitoringsystemisaninevitabletrend.Themonitoringsy
3、stemofmineventilationandgasisadynamicsystem.Monitoringdataredundancyandtheuncertaintyofminesafetyinfluencingfactorshasbecomeaproblemofminedataprocessing.VentilationandGasdatafusiontechnologynotonlyeffectivelyreducetheuncertainlyoftheimpactfactorsofmineenvironmentalsafety,butalsocanimpr
4、ovethepredictionreliabilityofmineenvironmentsecuritysituation.Thispaperpresentsatwoleveldatafusionstructurecannotonlygetaccuratemineenvironmentalparameters,butalsotoensureconsistencyjudgmentofcoalminesafety,andthensolvetheproblemofmonitoringdataredundancyandtheuncertaintyofminesafetyin
5、fluencingfactors.Twolevelfusionmodelusingalocalparallelandserialintegrationasawholestructure,cannotonlysolvelocalhomogeneitymonitoringdataredundancyproblem,butalsoreflectthecomplementaryoftheoverallheterogeneitymonitoringdata.Inthispaper,datafusiontheoryisappliedtothemonitoringcontrols
6、ystemofcoalmine.Itshouldbemainlyconsidered,inadditiontothegasconcentration,totheconcentrationofCO,temperatureandairflowspeedofvariousenvironmentalfactorsbeingimpactedoncoalminesafety.Firstly,statisticalanalysisandpartialleastsquaresregressionanalysiscanbeappliedinthedataofmonitoringcon
7、trolsystem.Andthenadaptiveweighteddatafusionalgorithmissuitableforthefirstlevelintegrationofmonitoringandcontroldatatoimprovethemonitoringdataaccuracy.Finally,grayrelationalanalysisisforthesecondaryfusion,regardingthefirstfusionresultastheinputandmineenvironmentalsecuritylevelastheou
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