翻译PSSB选矿岗位技术操作规程

TechnicalRegulationsforEquipmentofMalaysiaPSSBMineralProcessingPlantSection1PostTechnicalRegulationsforBallMillSection2TechnicalRegulationsforHydrocycloneSetSection3TechnicalRegulationsforDiskFeederSection4TechnicalRegulationsforBeltConveyorSection5TechnicalRegulationsforMineralProcessingMagneticSeparatorSection6TechnicalRegulationsforHighFrequencyVibratingScreenSection7TechnicalRegulationsforMagneticSeparationColumnSection8TechnicalRegulationsforCeramicFilterSection9TechnicalRegulationsforSlagSlurryPumpSection10PostTechnicalRegulationsforWaterPumpSection11TechnicalRegulationsforThickenerSection12TechnicalRegulationsforVacuumBeltFilterSection1PostTechnicalRegulationsforBallMill1.PerformanceparametersofballmillWorkingnameModelandspecificationmmDrumvolumem3DrumrevolutionnumberrpmBallcapacitytPower(KW)QuantitySetOne-stageballmillMQY2700/400020.21.7354002Two-stageballmillMQY2700/40002021.73540022.Requirementsbeforestarting2.1Contactwellbeforestartingandobtainthestartcommand.2.2Checkwhethertheinterlockprotectionandsafetydevicearecompleteandreliable.2.3Checkwhethereachpositionoftheequipmentisnormal,suchasfeedsystem,drivingsystem,electricalsystem,lubricationsystem,mainsystem,etc.2.4Checkwhethereachinstrumentisnormalandwhethereachscrewisfastened.2.5Conductturningfor1-2weeksifstopformorethan8hoursandfor1-2weeksifemergencystopformorethan2hours.2.6Anybodyshallnotstayneartheequipmenttobestarted.3.Startingsequence3.1Startsequence:lubricationsystem→openeachwatervalve→synchronousmotor→conveyingsystem(slagslurrypump)→pneumaticclutch→startfeedbelt→startvibratingfeeder.3.2Cautionsinstartingprocess:startthemainmotorafterlubricationandcoolingsystemarenormal.Underthegeneralsituation,thesameballmillshouldnotbestartedcontinuouslyfortwotimeswithin10minutes.4.Requirementsinoperation4.1Stabilizetheballmillhour,adjustandcontrolthegrindingfineness,toenabletheindexestomeettherequirements.4.2Checkthegrindingfinenessandgrindingconcentrationaccordingtothecriteriaperhour.4.3Observethevariationoforedischargewaterandfeedwaterofballmill,andtimelyadjustifanywatershortageorblockingandleakagephenomena.4.4Timelycleanthecrushedballandcrushedore.4.5Frequentlyobservethevariationofamperemeter,meterandpressuregauge,andchecktheoperationsound,smell,clearance,fastening,lubricationandabrasionconditionsofeachposition.Ifanyproblem,timelyreporttotheoperationleaderandtheplantdispatchingroomforhandling.Thecheckcriteriaareasfollows:4.5.1Rollingbearingtemperatureshallnotexceed70℃;slidingbearingtemperatureshallnotexceed60℃;andmotortemperatureshallnotexceed60℃.4.5.2Foundationboltsandconnectingboltsofeachpositionshallbecompleteandfastened.4.5.3Theoperatingcurrentshallbefreefromfiercefluctuationandshallnotexceedtheratedvalue.4.5.4Eachpositionshallbefreefromoil,waterororeleakage.4.5.5Handlingofballspitting:ifanyballspitting,stopfeedingandincreasewatersupplycapacity;ifballspittingissevere,stopforhandling.4.5.6Recordthecheckresults;whensignificantdefectendangershumanandequipmentsafety,immediatelyreporttotheoperationleaderandtheplantdispatchingroom.5.Stopsequence5.1Stopfeeder→stopfeedbelt→waitformaterialbeinghandledcleanlily→pneumaticclutch→stopsynchronousmotor→stopconveyingsystem→millshutdown→lubricationsystem→shutdownwatervalve→stopoilpump.5.2Cautionsinstopprocess:5.2.1Firststopfeedingbeforestop,andhandleloadfor15-20minutes.5.2.2Afterloadishandledcompletely,movethestarthandletothestopposition,andstopexciting(pushstopbuttondown).5.2.3Whenthemainmotorisoperating,theslow-speeddrivingdeviceshallnotbestarted;whentheslow-speeddrivingdeviceisoperating,themainmotorshallnotbestarted.6.EmergencystopIntheoperationprocess,themillmaysometimesencountersomespecialcircumstances,theemergencymeasuresmustbetakenunderthefollowingconditionsinordertoguaranteetheequipmentsafety:6.1Maingearandpiniongearareabnormalinmeshingandsuddenlyhavelargevibration.6.2Lubricationsystemisinfaultandincapableofnormallysupplyingoil.6.3Liningscrewisloosenedorbrokenorfallenoff.6.4Foundationboltsofmainbearing,drivingdeviceandmainmotorareloosened.6.5Thereisnomaterialinthedrumbutthedrumcontinuestoruninnoload.6.6Thetemperatureriseofmainbearingandmainmotorexceedsthespecifiedvalueorthemainmotorcurrentexceedsthespecifiedvalue.6.7Conveyingequipmentisinfaultandlosestheconveyingcapacity.6.8Handlingforsuddenpoweroff:cutoffthepowersupplyfirstforsuddenpoweroff,andshutdownallthevalves.6.9Otherconditionsrequiringemergencystopoccur.Note:Whenaccidentstopoccurssuddenly,immediatelystopfeeding,cutoffthepowersupplyofmotorandotherunits,andthenconductaccidenthandling,hangawarningboard,anddonotarbitrarilystartthemillwithoutthepermissionofdesignatedpersonnel.Section2TechnicalRegulationsforHydrocycloneSet1PerformanceparametersofswirlerWorkingnameModelandspecificationQuantity(set)InternaldiametermmDesiltingcalibermmConeangleºOne-stage500x4250065-80202Preparationbeforework2.1Check,beforestarting,whethertheabrasionoffeedpipe,bedchargepipe,overflowpipeandconicaldrumissevere,whetherthepipehaswaterormaterialleakagephenomenon,whethertheoverflo