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1、英文原文TheTechnicalSituationandDevelopmentTrendofElectricalHaulageShearersAbstract：Inthispaper，thetechnicaldevelopmenthistoryandtechnicalsituationofelectricalhaulageshearersforthinseamofChinaarereviewed，andthemaintechnicalparameters，generalstructure，seria
2、lizationanddevelopmenttrendofsuchshearesareintroduced．Keywords：thinseam；shearer；electricalhaulage；multi—motordriving；transversearrangementGermanEickhoffcompanyandAmericanJOYcompany,themid70'sin20centuriesdevelopsadirectcurrenttoleadtoadoptcoalmachineon
3、eafteranother.Henceforth,eachmainlyadoptedcoalmachinearesearchamanufacturingacompanytoallleadtoadoptcoalmachinetocarryontotheelectricityintheworldagreatdealofofstudyadevelopment.80Theageexpectedtoappearalternatecurrenttoleadtoadoptcoalmachinebehind.90A
4、ge,thebigpowerelectricitywhichdevelopstogatherelectronics,micro-electronics,informationmanagementandcalculatorintelligencetechniqueintheintegralwholeleadstoadoptcoalmachine,liketheLSseriesofAmericanJOYcompany,BritishLong-AirdoxtheElectra,SLseriesofthec
5、ompany,theEDW,SLseriesofGermanEickhofcompany,threewellsinJapanthreepondcreationtheMCLE-DRofseriesetc.theelectricityleadtoadoptcoalmachine.TheelectricityleadstoadoptcoalmachinegoodanddependablesexwithitsfunctionparameterGao,automationdegreeGao,operation
6、convenience,supervisionprotectionandexaminationthefunctionperfectandeconomicperformanceGaoDeng3'sadvantagebequicklyexpandedanusage.1Theforeignelectricityleadslongtoadoptthecoalmachinedevelopmentgeneralsituation1.1GermanEickhofcompanyAfter1976developped
7、successfuldirectcurrenttoleadtoadoptcoalmachine,itwasbasictostoppedaliquidtopresstoleadadevelopmentresearchofadoptthecoalmachineandcontinuouslydeveloppedvariousformelectricitiestoleadtoadoptcoalmachine.90TheSLseriesthattheagedevelopishorizontaltoarrang
8、ethealternatecurrentleadtoadoptcoalmachine,cuttomowelectricalengineeringtoarrangeinshakingarm.Amongthem,theStypeelectricityleadstoadoptcoalmachinetopackmachinepowertoreachtoone580kWs,biggestleaddint998LSOkNs.SL300typeelectricityleadstoa
