英文原文TheTechnicalSituationandDevelopmentTrendofElectricalHaulageShearersAbstract：Inthispaper，thetechnicaldevelopmenthistoryandtechnicalsituationofelectricalhaulageshearersforthinseamofChinaarereviewed，andthemaintechnicalparameters，generalstructure，serializationanddevelopmenttrendofsuchshearesareintroducedKeywords：thinseam；shearer；electricalhaulage；multimotordriving；transversearrangementGermanEickhoffcompanyandAmericanJOYcompany,themid70sin20centuriesdevelopsadirectcurrenttoleadtoadoptcoalmachineoneafteranother.Henceforth,eachmainlyadoptedcoalmachinearesearchamanufacturingacompanytoallleadtoadoptcoalmachinetocarryontotheelectricityintheworldagreatdealofofstudyadevelopment.80Theageexpectedtoappearalternatecurrenttoleadtoadoptcoalmachinebehind.90Age,thebigpowerelectricitywhichdevelopstogatherelectronics,micro-electronics,informationmanagementandcalculatorintelligencetechniqueintheintegralwholeleadstoadoptcoalmachine,liketheLSseriesofAmericanJOYcompany,BritishLong-AirdoxtheElectra,SLseriesofthecompany,theEDW,SLseriesofGermanEickhofcompany,threewellsinJapanthreepondcreationtheMCLE-DRofseriesetc.theelectricityleadtoadoptcoalmachine.TheelectricityleadstoadoptcoalmachinegoodanddependablesexwithitsfunctionparameterGao,automationdegreeGao,operationconvenience,supervisionprotectionandexaminationthefunctionperfectandeconomicperformanceGaoDeng3sadvantagebequicklyexpandedanusage.1Theforeignelectricityleadslongtoadoptthecoalmachinedevelopmentgeneralsituation1.1GermanEickhofcompanyAfter1976developpedsuccessfuldirectcurrenttoleadtoadoptcoalmachine,itwasbasictostoppedaliquidtopresstoleadadevelopmentresearchofadoptthecoalmachineandcontinuouslydeveloppedvariousformelectricitiestoleadtoadoptcoalmachine.90TheSLseriesthattheagedevelopishorizontaltoarrangethealternatecurrentleadtoadoptcoalmachine,cuttomowelectricalengineeringtoarrangeinshakingarm.Amongthem,theStypeelectricityleadstoadoptcoalmachinetopackmachinepowertoreachtoone580kWs,biggestleaddint998LSOkNs.SL300typeelectricityleadstoadoptcoalmachinetoalwayspackmachinepowerone018kWs,theadoptiondoublechangeoncethePinmachinedragalongonesystem,biggestleadspeedtoreachto54.5ms/raisystemthesystemhavetohandoverwitheachotheratypeapersonthemachinedialogue,equipmentshealthilyforecasts,theon-linecontrol,datadeliveretc.function.1.2:BritishLong-AirdoxcompanyAfter1984developpedsuccessthefirstsetcuttomowelectricalengineeringtoarrangeatmanydecorationswithhorizontalelectricalengineeringsofshakethearmsgetElectra550typedirectcurrentledtoadoptcoalmachine,atitsfoundationtopenlargementpower,andthendevelopintoanElectra1000typedirectcurrenttoleadtoadoptcoalmachine.90Age,onthemodelfoundationoftheElectraseries,enlargementpower,theimprovementcontrolssystem,developpedELseriesalternatecurrenttoleadtoadoptcoalmachineandthemainmodelcontainsEL600,EL1000,EL1500,EL3000type.AtELseriesmodelupequipoftheImpactintegrateprotectionandsuperviseandcontrolsystemandhaveburdentocontrol,machinesupervision,adoptcoalmachinetoautomaticallyposition,automaticallykeyup,districtcontrol,theintelligenceturnsafecatenaandrandombreakdowndiagnosis,datatodeliveretc.function.1.3AmericanJOYcompany2070sincenturysdeveloppingsuccessfullya1lsmanyelectricalengineeringsissuccessfullyhorizontaltoarrangethedirectcurrentafterleadadoptcoalmachinecontinuouslydeveloppeda2ISISs-7sagainetc.typemanyelectricalengineeringsarehorizontaltoarrangethedirectcurrentleadtoadoptcoalmachine.71.55adoptthecoalmachinetotalpowerone940kWs,leadthespeed30ms/min.Adoptastrongdintsellsatracktohavenochaintoleadsystem,theenlargementchaintrackstanzaisapartfromwithwidth,andadoptaforgingtosellarow；Equipand6LS5typetheingeneraluseJNAmachinecarrycalculatorinformationcenterandhavepersonsmachinecommunicationinterface,breakdowndiagnosissketchtoshowandstore,wirelesscontrolfromadistance,leadfunctionssuchascontrolandprotectionetc.1.4Japan1987TheyearcontinuouslydevelopstosucceedvariousseriesalternatecurrentoftheMCLE-DRwhichmowelectricalengineeringtolengthwayssetoutstoleadtoadoptcoalmachinebehindanddeveloppedtocutmanyelectricalengineeringalternatecurrentsofmowtheelectricalengineeringhorizontaldecorationstoleadtoadoptcoalmachineagainforthelastfewyears.Adoptthecoalmachinehastinymachineworkconditionamonitorandbreaksdowndiagnosissystem,canthenumericalmanifestationleadspeed,rollerposition,stayabottomcoalthickness,electricalengineeringloadandeverywheretemperature,havewirelessremotecontrol,andcanaddinfraredrayshootthemachinemanipulatealiquidtopressasupport.1.5PolandtheKOMAGmineformineralsamechanizationresearchcenterPolandcontinuouslydeveloppedKSEindeveloppingsuccessfulKSEa344thincoalseamalternatecurrentswithChinesecooperationtoleadfoundationofadoptthecoalmachinea360,KSEa700,KSEone800RWs/2BPs,KSEa535Ss/2BPs,KSE1000typeetc.alternatecurrentleadtoadoptcoalmachine.Adoptthecoalmachinecutsdeeplyfrom630171111raise800-1000mms.1.6RussiaTheformerSovietUnion70sin20centuriesdevelopsaK128Is-Is.Thedirectcurrentafterleadadoptcoalmachinedevelopstosucceedvariousdirectcurrentstoleadtoadoptcoalmachineoneafteranotheragain.9TheageoftheodeveloppedKa8etc.alternatecurrentstoleadtoadoptcoalmachine.Everyconsider,theelectricityofRussialeadstoadoptcoalmachinepowersmaller,thedirectcurrentleadandthefunctionparameterislower.2ThelocalelectricityleadstoadoptthecoalmachinedevelopmentgeneralsituationInrecentyears.Theourcountryelectricityledtoadoptdevelopofcoalmachinetoobtainasubstantialprogresswithdevelopment,carryontwodevelopmentsindigestingtoabsorbabroadtousherintoadoptthecoalmachinetechnicalfoundationandownedmanyhaveanindependentintelligentpropertyrightofchangeaproduct,atourcountrycoalminecomprehensivethemechanizationadoptcoalworknoodles,coalsciencestudiestotalShanghaibranchinthehospitalandPolandcooperates,afterthelocalinitiativedevelopsuccessfulourcountrysfirstadoptionexchangeschangePinadjustsoontechnicalthincoalseamtoclimbscaleboardtoadoptcoalmachine,branchinShanghaiagainsuccessivelydevelopsucceedcuttomowthealternatecurrentthattheelectricalengineeringlengthwayssetsouttoleadtoadoptcoalmachineandcuttomowelectricalengineeringhorizontalsetoutofbeapplicabletointhickwiththealternatecurrentofthinnercoalseamleadtoadoptcoalmachine,andsucceedappliedattheJincity,Huaisouth,Xu2Zhou,bigequalmineraldutybureau.3Techniquecharacteristicsanddeveloptrend3.1packmachinepowertoenlarge.Thefunctionparameterraise(1)Thesinglesetpiecemowselectricalengineeringpowerallinthe400kWsabove.Themostadoptsthecoalmachinesinglesetpiecetomowelectricalengineeringpowertoalreadyarrive6OOkW,the7LS5sadoptsthecoalmachinesinglesetpiecetomowelectricalengineeringpowertobeupto750kWs.(2)Leadpowerallaboveinthe80kWs,biggestalready220kWs.(3)Alwayspackmachinepowermorethanone000kWs,reachtoone94OkWssuchasthe7LS5s,theEL3000alwayspacksmachinepowerastallestas2000kWs.(4)Leadspeedandleaddinttosignificantlyraise.Leadthespeedl5-25ms/min,leadthedint500kNsabove.Biggestleadspeed54.5ms/rain(SL300),biggestleaddint998kNs.(5)Cuttomowpoweraggrandizement,thesupportrandompaystoprotectofrealization,theenlargementrollercutsdeeply.Thelis0yearagosandcutdeeplymostlyisa630-700Inll1s,widespreadnowadopt1000-1200Zistocutdeeply,separatelyattain1500Infnsestocutdeeply.(6)Theexaltationadoptsthecoalmachinecredibilitywithcanutilization.Theabroadadoptscoalmachineadollarapartsadesignlifespan:Thewheelgear12500hs,thebearingsis20000-30000hses,theelectricalengineeringinsulatesthelifespan44000hs,andtherolleradoptscoal640,000ts.Adoptcoalmachinetogreatlyfixaperiodfor2years,thecoalmeasure300-5,000,000ts.Ourcountryrequeststhatadoptingcoalmachinecoalmeasuresa150-2,000,000tsbutnotandgreatlyfixs,themarginisverybig.3.2mediumhighpressurepowersuppliesAlongwithadoptcoalmachinetopackthemachinepowersignificantexaltation,theworknoodlescontinuouslylengthens,thewholeworknoodlescapacityworksoverthe5000kWsthenoodleslengthattain300ms.Inordertoreducepowerlineroadtoexhaust,qualityandelectricalengineeringfunctionoftheexaltationpowersupply,highpressurepowersupplyinthewidespreadadoption.Themainpowersupplygradehasa2300,3300,4160and5000Vetc.3.3supervisionsprotectionsystemintelligenceturnThemodernelectricityleadstoadopttheintelligencethatthecoalmachineallhasestablishmentinthemicroprocessorfoundationtoturnsupervision,monitorandprotectionsystem,cancarryouttohandoverwitheachothertypepersonmachinedialogue,wirelesscontrolfromadistance,theworkconditionmonitorandappearanceshow,thedatacollecttosaveanddeliver,health(breakdown)diagnosisandwithearlywarning,autocontrol,automaticallykeyupetc.variousfunctions,adoptthecoalmachinemaintenancequantityleastbyassurance,theutilizationisthetallest,andcancarryouttopressasupportwithliquidandworkthenoodlestransporttheinformationofmachinetohandoverwitheachotherwithalliedmoveacontroletc.function.SuchasAnnevirtuousSencompanyELseriesthemodelupequipsImpac:Thetintegratesprotectionandsupervisionsystem,theEichhofoftheEichhofcompanyadatagatherstogethertechniquesystem,theJOYcompany6LStypetheelectricityleadtheJNAnetworkinformationcenterofadoptthecoalmachineetc.Superviseandcontrolprotectionsystemintelligencetoturnmainfunction:(1)Loadthecontrolpassesthemonitorthatthepiecemowselectricalengineeringelectriccurrent,adjusttoadoptleadofcoalmachinespeedandmaketoadoptcoalmachineunderthedifferentworkconditionwithsuperiorturnoftheparametercarryonaworkandpromisetospreadtomovesystemtodonteasilybecontinuouslypoundedatinfluence；(2)Worknoodlesfixedpositioncontrolsidentifyingtoadoptcoalmachineisworkthepositionofnoodles,automaticallydecelerateinthemachinehead,machinetailwithstop,matchwitharealizationautowithsupporttorandommove；(3)Transportmachinewithworknoodlesalliedmachineburdenthecontrolpassaburdenmonitoroftransportthemachinetoregulatetoadopttheadoptofcoalmachineamountofcoalandmaketoadoptcoalmachineandtransporttheproductionabilityofmachinetomatchmutually；(4)Automaticallykeyingupacontrolwillhavethecoalrockboundaryofcertainresolutiontoidentifytospreadafeelingmachinetocombineacalculatorcontrolandconstituteacoalrockboundarytospreadfeelingdeviceandcoalrockboundarytoidentifysystem.Havealreadyapplytophysicallyorjustbeplacedinresearchattheproductioncurrentlywithexperimentthecoalrockofstageidentifyamethodandanalyticalthesystemmainlyhave:Remembertheintelligencedistancecontrol,theanalyticalandnaturalDofthevibrationfrequencychartshootline,measuredinttocutChi,radioisotope,Zaovoicetheinfraredray,radarprobeintoetc.Rememberanintelligencedistancetocontrolacoalrockboundarytoidentifyandcontrolsystemamongthemanapplicationatmostiswhatforeignmainmodeladopttoautomaticallykeyupatechniquecurrentlyinactuallytheproduction.ButradarsprobingintoatechniquetobethinkbeakindofcoalrockboundarywhichhaveapplicationforegroundmostIdentifyamethod；(5)CirculateappearancesupervisionandmanifestationadoptscoalmachineadatatocollectsystemCancollectmachineparameter:IftheEickhofcompanySLseriesadoptscoalmachineamaterialtohaveMICOS68mineralsestousetinymachinesystem,maincourse10singlesubmenusincludetoadoptcoallucktogoappearanc