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英文原文TheTechnicalSituationandDevelopmentTrendofElectricalHaulageShearersAbstractInthispaper,thetechnicaldevelopmenthistoryandtechnicalsituationofelectricalhaulageshearersforthinseamofChinaarereviewed,andthemaintechnicalparameters,generalstructure,serializationanddevelopmenttrendofsuchshearesareintroduced.KeywordsthinseamshearerelectricalhaulagemultimotordrivingtransversearrangementGermanEickhoffcompanyandAmericanJOYcompany,themid70sin20centuriesdevelopsadirectcurrenttoleadtoadoptcoalmachineoneafteranother.Henceforth,eachmainlyadoptedcoalmachinearesearchamanufacturingacompanytoallleadtoadoptcoalmachinetocarryontotheelectricityintheworldagreatdealofofstudyadevelopment.80Theageexpectedtoappearalternatecurrenttoleadtoadoptcoalmachinebehind.90Age,thebigpowerelectricitywhichdevelopstogatherelectronics,microelectronics,informationmanagementandcalculatorintelligencetechniqueintheintegralwholeleadstoadoptcoalmachine,liketheLSseriesofAmericanJOYcompany,BritishLongAirdoxtheElectra,SLseriesofthecompany,theEDW,SLseriesofGermanEickhofcompany,threewellsinJapanthreepondcreationtheMCLEDRofseriesetc.theelectricityleadtoadoptcoalmachine.TheelectricityleadstoadoptcoalmachinegoodanddependablesexwithitsfunctionparameterGao,automationdegreeGao,operationconvenience,supervisionprotectionandexaminationthefunctionperfectandeconomicperformanceGaoDeng3sadvantagebequicklyexpandedanusage.1Theforeignelectricityleadslongtoadoptthecoalmachinedevelopmentgeneralsituation1.1GermanEickhofcompanyAfter1976developpedsuccessfuldirectcurrenttoleadtoadoptcoalmachine,itwasbasictostoppedaliquidtopresstoleadadevelopmentresearchofadoptthecoalmachineandcontinuouslydeveloppedvariousformelectricitiestoleadtoadoptcoalmachine.90TheSLseriesthattheagedevelopishorizontaltoarrangethealternatecurrentleadtoadoptcoalmachine,cuttomowelectricalengineeringtoarrangeinshakingarm.Amongthem,theStypeelectricityleadstoadoptcoalmachinetopackmachinepowertoreachtoone580kWs,biggestleaddint998LSOkNs.SL300typeelectricityleadstoadoptcoalmachinetoalwayspackmachinepowerone018kWs,theadoptiondoublechangeoncethePinmachinedragalongonesystem,biggestleadspeedtoreachto54.5ms/raisystemthesystemhavetohandoverwitheachotheratypeapersonthemachinedialogue,equipmentshealthilyforecasts,theonlinecontrol,datadeliveretc.function.1.2BritishLongAirdoxcompanyAfter1984developpedsuccessthefirstsetcuttomowelectricalengineeringtoarrangeatmanydecorationswithhorizontalelectricalengineeringsofshakethearmsgetElectra550typedirectcurrentledtoadoptcoalmachine,atitsfoundationtopenlargementpower,andthendevelopintoanElectra1000typedirectcurrenttoleadtoadoptcoalmachine.90Age,onthemodelfoundationoftheElectraseries,enlargementpower,theimprovementcontrolssystem,developpedELseriesalternatecurrenttoleadtoadoptcoalmachineandthemainmodelcontainsEL600,EL1000,EL1500,EL3000type.AtELseriesmodelupequipoftheImpactintegrateprotectionandsuperviseandcontrolsystemandhaveburdentocontrol,machinesupervision,adoptcoalmachinetoautomaticallyposition,automaticallykeyup,districtcontrol,theintelligenceturnsafecatenaandrandombreakdowndiagnosis,datatodeliveretc.function.1.3AmericanJOYcompany2070sincenturysdeveloppingsuccessfullya1lsmanyelectricalengineeringsissuccessfullyhorizontaltoarrangethedirectcurrentafterleadadoptcoalmachinecontinuouslydeveloppeda2ISISs7sagainetc.typemanyelectricalengineeringsarehorizontaltoarrangethedirectcurrentleadtoadoptcoalmachine.71.55adoptthecoalmachinetotalpowerone940kWs,leadthespeed30ms/min.Adoptastrongdintsellsatracktohavenochaintoleadsystem,theenlargementchaintrackstanzaisapartfromwithwidth,andadoptaforgingtosellarowEquipand6LS5typetheingeneraluseJNAmachinecarrycalculatorinformationcenterandhavepersonsmachinecommunicationinterface,breakdowndiagnosissketchtoshowandstore,wirelesscontrolfromadistance,leadfunctionssuchascontrolandprotectionetc..1.4Japan1987TheyearcontinuouslydevelopstosucceedvariousseriesalternatecurrentoftheMCLEDRwhichmowelectricalengineeringtolengthwayssetoutstoleadtoadoptcoalmachinebehindanddeveloppedtocutmanyelectricalengineeringalternatecurrentsofmowtheelectricalengineeringhorizontaldecorationstoleadtoadoptcoalmachineagainforthelastfewyears.Adoptthecoalmachinehastinymachineworkconditionamonitorandbreaksdowndiagnosissystem,canthenumericalmanifestationleadspeed,rollerposition,stayabottomcoalthickness,electricalengineeringloadandeverywheretemperature,havewirelessremotecontrol,andcanaddinfraredrayshootthemachinemanipulatealiquidtopressasupport.1.5PolandtheKOMAGmineformineralsamechanizationresearchcenterPolandcontinuouslydeveloppedKSEindeveloppingsuccessfulKSEa344thincoalseamalternatecurrentswithChinesecooperationtoleadfoundationofadoptthecoalmachinea360,KSEa700,KSEone800RWs/2BPs,KSEa535Ss/2BPs,KSE1000typeetc.alternatecurrentleadtoadoptcoalmachine.Adoptthecoalmachinecutsdeeplyfrom630171111raise8001000mms.1.6RussiaTheformerSovietUnion70sin20centuriesdevelopsaK128IsIs.Thedirectcurrentafterleadadoptcoalmachinedevelopstosucceedvariousdirectcurrentstoleadtoadoptcoalmachineoneafteranotheragain.9TheageoftheodeveloppedKa8etc.alternatecurrentstoleadtoadoptcoalmachine.Everyconsider,theelectricityofRussialeadstoadoptcoalmachinepowersmaller,thedirectcurrentleadandthefunctionparameterislower.2ThelocalelectricityleadstoadoptthecoalmachinedevelopmentgeneralsituationInrecentyears.Theourcountryelectricityledtoadoptdevelopofcoalmachinetoobtainasubstantialprogresswithdevelopment,carryontwodevelopmentsindigestingtoabsorbabroadtousherintoadoptthecoalmachinetechnicalfoundationandownedmanyhaveanindependentintelligentpropertyrightofchangeaproduct,atourcountrycoalminecomprehensivethemechanizationadoptcoalworknoodles,coalsciencestudiestotalShanghaibranchinthehospitalandPolandcooperates,afterthelocalinitiativedevelopsuccessfulourcountrysfirstadoptionexchangeschangePinadjustsoontechnicalthincoalseamtoclimbscaleboardtoadoptcoalmachine,branchinShanghaiagainsuccessivelydevelopsucceedcuttomowthealternatecurrentthattheelectricalengineeringlengthwayssetsouttoleadtoadoptcoalmachineandcuttomowelectricalengineeringhorizontalsetoutofbeapplicabletointhickwiththealternatecurrentofthinnercoalseamleadtoadoptcoalmachine,andsucceedappliedattheJincity,Huaisouth,Xu2Zhou,bigequalmineraldutybureau.3Techniquecharacteristicsanddeveloptrend3.1packmachinepowertoenlarge.Thefunctionparameterraise1Thesinglesetpiecemowselectricalengineeringpowerallinthe400kWsabove.Themostadoptsthecoalmachinesinglesetpiecetomowelectricalengineeringpowertoalreadyarrive6OOkW,the7LS5sadoptsthecoalmachinesinglesetpiecetomowelectricalengineeringpowertobeupto750kWs.2Leadpowerallaboveinthe80kWs,biggestalready220kWs.3Alwayspackmachinepowermorethanone000kWs,reachtoone94OkWssuchasthe7LS5s,theEL3000alwayspacksmachinepowerastallestas2000kWs.4Leadspeedandleaddinttosignificantlyraise.Leadthespeedl525ms/min,leadthedint500kNsabove.Biggestleadspeed54.5ms/rainSL300,biggestleaddint998kNs.5Cuttomowpoweraggrandizement,thesupportrandompaystoprotectofrealization,theenlargementrollercutsdeeply.Thelis0yearagosandcutdeeplymostlyisa630700Inll1s,widespreadnowadopt10001200Zistocutdeeply,separatelyattain1500Infnsestocutdeeply.6Theexaltationadoptsthecoalmachinecredibilitywithcanutilization.TheabroadadoptscoalmachineadollarapartsadesignlifespanThewheelgear12500hs,thebearingsis2000030000hses,theelectricalengineeringinsulatesthelifespan44000hs,andtherolleradoptscoal640,000ts.Adoptcoalmachinetogreatlyfixaperiodfor2years,thecoalmeasure3005,000,000ts.Ourcountryrequeststhatadoptingcoalmachinecoalmeasuresa1502,000,000tsbutnotandgreatlyfixs,themarginisverybig.3.2mediumhighpressurepowersuppliesAlongwithadoptcoalmachinetopackthemachinepowersignificantexaltation,theworknoodlescontinuouslylengthens,thewholeworknoodlescapacityworksoverthe5000kWsthenoodleslengthattain300ms.Inordertoreducepowerlineroadtoexhaust,qualityandelectricalengineeringfunctionoftheexaltationpowersupply,highpressurepowersupplyinthewidespreadadoption.Themainpowersupplygradehasa2300,3300,4160and5000Vetc..3.3supervisionsprotectionsystemintelligenceturnThemodernelectricityleadstoadopttheintelligencethatthecoalmachineallhasestablishmentinthemicroprocessorfoundationtoturnsupervision,monitorandprotectionsystem,cancarryouttohandoverwitheachothertypepersonmachinedialogue,wirelesscontrolfromadistance,theworkconditionmonitorandappearanceshow,thedatacollecttosaveanddeliver,healthbreakdowndiagnosisandwithearlywarning,autocontrol,automaticallykeyupetc.variousfunctions,adoptthecoalmachinemaintenancequantityleastbyassurance,theutilizationisthetallest,andcancarryouttopressasupportwithliquidandworkthenoodlestransporttheinformationofmachinetohandoverwitheachotherwithalliedmoveacontroletc.function.SuchasAnnevirtuousSencompanyELseriesthemodelupequipsImpacThetintegratesprotectionandsupervisionsystem,theEichhofoftheEichhofcompanyadatagatherstogethertechniquesystem,theJOYcompany6LStypetheelectricityleadtheJNAnetworkinformationcenterofadoptthecoalmachineetc..Superviseandcontrolprotectionsystemintelligencetoturnmainfunction1Loadthecontrolpassesthemonitorthatthepiecemowselectricalengineeringelectriccurrent,adjusttoadoptleadofcoalmachinespeedandmaketoadoptcoalmachineunderthedifferentworkconditionwithsuperiorturnoftheparametercarryonaworkandpromisetospreadtomovesystemtodonteasilybecontinuouslypoundedatinfluence2Worknoodlesfixedpositioncontrolsidentifyingtoadoptcoalmachineisworkthepositionofnoodles,automaticallydecelerateinthemachinehead,machinetailwithstop,matchwitharealizationautowithsupporttorandommove3Transportmachinewithworknoodlesalliedmachineburdenthecontrolpassaburdenmonitoroftransportthemachinetoregulatetoadopttheadoptofcoalmachineamountofcoalandmaketoadoptcoalmachineandtransporttheproductionabilityofmachinetomatchmutually4Automaticallykeyingupacontrolwillhavethecoalrockboundaryofcertainresolutiontoidentifytospreadafeelingmachinetocombineacalculatorcontrolandconstituteacoalrockboundarytospreadfeelingdeviceandcoalrockboundarytoidentifysystem.HavealreadyapplytophysicallyorjustbeplacedinresearchattheproductioncurrentlywithexperimentthecoalrockofstageidentifyamethodandanalyticalthesystemmainlyhaveRemembertheintelligencedistancecontrol,theanalyticalandnaturalDofthevibrationfrequencychartshootline,measuredinttocutChi,radioisotope,Zaovoicetheinfraredray,radarprobeintoetc..Rememberanintelligencedistancetocontrolacoalrockboundarytoidentifyandcontrolsystemamongthemanapplicationatmostiswhatforeignmainmodeladopttoautomaticallykeyupatechniquecurrentlyinactuallytheproduction.ButradarsprobingintoatechniquetobethinkbeakindofcoalrockboundarywhichhaveapplicationforegroundmostIdentifyamethod5CirculateappearancesupervisionandmanifestationadoptscoalmachineadatatocollectsystemCancollectmachineparameterIftheEickhofcompanySLseriesadoptscoalmachineamaterialtohaveMICOS68mineralsestousetinymachinesystem,maincourse10singlesubmenusincludetoadoptcoallucktogoappearanceAutomaticallymanipulateCuttomowaparameterLeadaparameter,liquidpressessystemparameter,eachexaminationtoordertemperature,eachelectricmotorelectriccurrentWatermeasure,waterpressureControlsystemsoft,hardwaremodelnumberDiagnosis,earlywarningpasswordetc.,themostprotectionitemcanhandoverawaytowitheachothershieldthroughpersonsmachine6Thedatadeliver,agreeableslotcontrolandgroundsupervisionsadoptingthecoalmachinelongrangecommunicationandworknoodlesconcentrationacontroltechniquebethemarkingofmodernmineralwell.7Expertsystemandbreakdowndiagnosedataandinformationfromtheexaminationandmovementparameterofthesupervision,functionwithformermachinemaintenance,usagethecircumstancecarryonacomparison,carryondiagnosistothehealthymovementofmachine,canalsotoparticularmistakeandrecommendtheprojectprovideriskvaluation.3.4electricitiesleadsystemtoadjusttosoondeveloptowardtheexchangesTheelectricityleadstoadoptaleadofcoalmachinesmethodtopressthetypeofleadtheelectricalengineeringandcanisdividedintodirectcurrenttoleadandcommunicatestolead.Theelectricityinearlierperiodleadstoadoptcoalmachinetomostlyadoptdirectcurrenttoadjustsoonsystem.Developsuccessfromthemid80sofJapan20centuriesthefirstsetalternatecurrent
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