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外文翻译--薄煤层综采设备的研制及工艺参数优化.doc

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外文翻译--薄煤层综采设备的研制及工艺参数优化.doc

【外文文献】1THETHINCOALBEDSYNTHESISPICKSTHEEQUIPMENTTHEDEVELOPMENTANDTHECRAFTPARAMETEROPTIMIZATIONMAINLYDISCUSSEDTHETHINCOALBEDSYNTHESISWHICHZAOZHUANGMININGINDUSTRYGROUPCOMPANYINDEPENDENTLYDEVELOPEDTOPICKTHEEQUIPMENTINTIANTHECHENKUANGSUCCESSAPPLICATION,ANDTOITSSUPPLEMENTARYEQUIPMENTTECHNOLOGICALTRANSFORMATIONSANDTHETECHNICALCHARACTERISTIC,THEWORKINGSURFACEGEOLOGICALCONDITION,THESYNTHESISPICKEDTHEEQUIPMENTTHECRAFTPARAMETEROPTIMIZATIONANDTHEWORKINGSURFACEWORKINGPROCEDUREREASONABLEMATCHSAFEGUARDTECHNOLOGYMEASUREHASCARRIEDONTHETHOROUGHANALYSISANDTHEINTRODUCTIONBECAUSETHETHINCOALBEDITSMININGSPACEISNARROW,THEEFFICIENCYISLOW,THEWORKINGSURFACECONDITIONISBAD,MACHINERYEQUIPMENTNOTNECESSARYORMININGCOALCRAFTIMPERFECTANDSOONTECHNICALQUESTIONS,DIFFICULTYWITHREALIZESTHEMINEPITHIGHLYEFFECTIVEANDTHESAFETYINPRODUCTIONZAOZHUANGMININGINDUSTRYGROUPCOMPANYPROFITSFROMTHEEXPERIENCEWHICHMYGUOZHONGTHICKABOVECOALBEDSYNTHESISPICKS,PICKEDTHESUPPLEMENTARYEQUIPMENTINTHETHINCOALBEDSYNTHESISTHEDEVELOPMENTANDTHECRAFTPARAMETEROPTIMIZATIONASPECTHASCARRIEDONTHEBENEFICIALEXPLORATIONINOCTOBER,2003,ORE531WORKINGSURFACESEQUIPPEDINITSTIANTHECHENHASINDEPENDENTLYDEVELOPEDANDTHEIMPROVEMENTTHREEMACHINESSUPPLEMENTARYEQUIPMENT,HASOBTAINEDTHETANGIBLEEFFECT,REALIZATIONMAXIMUMDAILYPRODUCTION3504T,THEAVERAGEMONTHPRODUCED89636T,CREATEDTHEROLLERTHINCOALBEDSYNTHESISTOPICKTHEUNITTOYEARLYPRODUCE1,000,000TONNEWLEVELSEQUIPSTHISWORKINGSURFACEEQUIPMENTFUNDINVESTMENTIS108810YUAN,THEEQUIPMENTDOESNOTINVESTINTOTHEEQUIPMENTCOALPLOWSURFACE1/10FIRST,THESYNTHESISPICKSTHETHREEMACHINESNECESSARYANDTHETECHNICALCHARACTERISTIC1HYDRAULICPRESSURESUPPORTACCORDINGTOTHETHINCOALBEDMININGCHARACTERISTIC,USESTHECOMPUTERTOCARRYONTHEMOVEMENTANALYSISOPTIMIZATIONANDTHEINTENSITYDESIGNTOTHESUPPORTFOURLINKMOTIONGEARS,SATISFIESTHEWORKINGCONDITION,OPTIMIZEDTHESUPPORTSTRUCTURE1SUPPORTFORTHESUPPORTSHIELDTYPE,HASUSEDTHEOVERALLTOPBEAM,TWOCOLUMNSUPPORTSHASSATISFIEDTHEBIGEXPANSIONANDCONTRACTIONREQUEST;2MAINSTRUCTURALELEMENTWITHTHEQ550HIGHSTRENGTHSTRUCTURESTEELPLATEMANUFACTURE,REDUCEDTHESUPPORTWEIGHTFRONTUSESWELDSPREHEATING,AFTERWELDSTHEARTIFICIALAGINGWELDINGCRAFT,THEGUARANTEESTRUCTURALELEMENTWELDINGQUALITY;3SELECTSTHEGREATCURRENTCAPACITYHYDRAULICPRESSUREPART,ENHANCESTHESUPPORTTHESPEEDOFRESPONSE;4REASONABLEARRANGEMENTHYDRAULICCIRCUITSYSTEM,HASENLARGEDTHEHUMAN,MACHINETHESPACEITSDEVELOPMENTZY2400/08/19HYDRAULICPRESSURESUPPORTTECHNICALCHARACTERISTICISASFOLLOWSTWOCOLUMNSUPPORTSHIELDTYPE,SUPPORT0819M,SUPPORTWIDTH14316M,CENTERDISTANCE15M,WORKINGRESISTANCE2400KN,SUPPORTSANDPROTECTIONSINTENSITY041046MPA,THEADAPTATIONINCLINATIONANGLEISNOTBIGGERTHANHIGHLY35,OPERATINGMODEFORNEIGHBOURCONTROL,SUPPORTWEIGHT6500KG2COALMININGMACHINEUNIFIESTHINCOALBEDMININGTHETECHNICALCHARACTERISTIC,HASCARRIEDONTHETRANSFORMATIONTOTHECOALMININGMACHINEFOLLOWINGSEVERALASPECTS1IMPROVEMENTDESIGNPUMPBOX,THESOLUTIONGIVESOFFHEATTHEQUESTION,SATISFIESTHESYNTHESISTOPICKTHEOPERATIONPERCENTAGEHIGHOPERATINGMODENEED;2DESIGNSAGROUPOFTAPERINGSPINDLEROCKINGSHAFTSPECIALLY,CAUSESTHEDRUMCIRCLEDIAMETERTOREDUCE,INCREASESTHELEAFBLADEALTITUDECORRESPONDINGLY,DOESANINSIDEJOBTHEQUANTITYREQUESTSATISFIEDLY;3OPTIMIZEDDRUMDESIGN,INCREASESTHELEAFBLADESPIRALANGLEOFCLIMBINGREASONABLY,THEIMPROVEMENTCOALINGEFFECT;4DECREASESTHEFUSELAGESUITABLYHIGHLY824MM,COALMININGMACHINEEACHBIGJOINTPLACEHASMADETHECORRESPONDINGIMPROVEMENTAFTERTHETRANSFORMATIONCOALMININGMACHINEMG200BW2TECHNICALCHARACTERISTICISASFOLLOWSPICKSHIGHSCOPE1020M,THEADAPTATIONINCLINATIONANGLEISNOTBIGGERTHAN35,THEADAPTATIONCOEFFICIENTOFHARDNESSF≤35,DRUMDIAMETER800/1000MM,MACHINESURFACEALTITUDE824MM,DOESANINSIDEJOBMEASURES91MM,THEHAULINGWAYFORTHENONCHAINHAULING,BIGGESTFORCEOFTRACTION250KN,HAULINGSPEED0614M/MIN,INSTALLINGEQUIPMENTPOWER200KW,VOLTAGERANK660/1140V,MACHINEGROSSWEIGHT15T,MACHINETOTALLENGTH7858MM3SCRAPERCONVEYERMAINLYHASCARRIEDONTHETRANSFORMATIONTOTHESCRAPERCONVEYERINFOLLOWINGSEVERALASPECTS1HASUSEDINTHETHINCOALBEDSCRAPERCONVEYERTHEDOUBLESTRANDTRANSMISSIONSTRUCTURE,LOSESTHECOALCONDITIONTOBEABLETOIMPROVE;2HOMEFORTHEFIRSTTIMEUSEDMIDDLETHE22ETROUGHSECTIONONTHETHINCOALBEDSCRAPERCONVEYER,THECOMPLETEMACHINERIGIDITY,THEINTENSITYHADENHANCESGREATLY;3REDUCESTHENOSE,THEAIRPLANETAILTROUGHHIGHLYISEXCESSIVELY430MM,IMPROVEDTHECOALMININGMACHINETOTHENOSE,THEAIRPLANETAILCOALWALLCUTTINGCONDITION;4STRENGTHENEDTHESHOVELBOARD,THECABLETANKFRAME,THEHAULINGPLATOONHASSOLDANDSOONPLACETHEJOINTSTRUCTUREAFTERTHETRANSFORMATIONSCRAPERCONVEYERSGZ630/220TECHNICALCHARACTERISTICISASFOLLOWSCOMPLETEDLENGTH170M,THETRANSPORTATIONMEASURES450T/H,THEINSTALLINGEQUIPMENTPOWER2110KW,SCRAPERCHAINFAST107M/S,TIGHTCHAINWAYFORBRAKEDISCTIGHTCHAINSECOND,WORKINGSURFACEGEOLOGICALCONDITIONTHEDEVELOPMENTSYNTHESISPICKSTHEEQUIPMENTORE531WORKINGSURFACESTOAPPLYFORTHEFIRSTTIMEINTIANTHECHEN,THEWORKINGSURFACEMOVESTOWARDSTHELONGWALLTYPEARRANGEMENT,MOVESTOWARDSTHELENGTHIS950M,THEINCLINEDLENGTHIS156M,COALBEDTHICKNESS0430M,AVERAGE125M,COEFFICIENTOFHARDNESSF2,THECOALBEDINCLINATIONANGLE1015,AVERAGE13,RESERVES283,400TCOALDUSTEXPLOSIONINDEX319,ISTHESTRONGEXPLOSIVECOALBEDTHEWORKINGSURFACEHASTHEMUDSTONEFALSEROOFPARTIALLY,THICK018M,SOFTEASYTOBRAVE,ITSUPSIDEDIVIDESINTOTHEIRONGREYTHINSILICARENITE,ABOUTITSLOWERPARTLAMINATIONTHICK15MFORGOESAGAINSTDIRECTLY,ABOVEFORAVERAGETHICKNESS335M,HARD,THECREVASSEGROWTHALWAYSGOESAGAINSTTHELEDGERWALLPARTIALLYHAS0104MCHARCOALMUDSTONE,THEDIRECTBOTTOMISTHEPESSIMISTICSILTSTONE,THICK26M,THEINSANDOUTSARETHEPESSIMISTICNOVACULITE,HARD,THEBEDDINGISCLEAR,THICKNESS16MNORTH531WORKINGSURFACESARELOCATEDFIVEPICKLOWERPARTTHEAREA,THETRACKDESCENDSAMOUNTAINTHELEFTWING,GROUNDTABLE45M,MINESHAFT

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