冷干机英文说明书

1、CompressedAirFreezeDryerUsersManualMaintenanceI. Foreword:Thismanualmainlyinstructsyouonhowtousetheequipmentproperly.Itspurposeistoprolongtheservicelifeanddiminishoperationalfailure,soastoguaranteethecompressedairquality.Italsogivesrelevantinformationontheequipmentforreference.Sopleasereadthemanualc

2、arefullybeforeuse,andtakeoperationandmaintenanceaccordingtotheinstructionsforfearofequipmentbreakdown.II. Functions:Thekeyfunctionofthecooling-typecompressedairfreezedryeristoremovethemoistureofcompressedair.Withacoldmediaheatexchanger(evaporator),itcandropthecompressedairtemperatureto10candcondense

3、themoistureorwaterdropsinthecompressedair.Thenitseparatestheairfromwaterdropswithaseparator.Thenthewaterdropsaredischargedfromthesystembyanautomaticdrainer,whichputsthepre-coolingprocess.Undernormalsituation,thewatercontentoftheprecooledcompressedairisabout0.59g/m3,andthedewateringrateisupto93%.Theu

4、sercanselecttherightmodeloraddfiltersaccordingtotheactualcondition.III. HighEfficiencyfromtheExcellentJiashengDesign:Thelowenergyconsumptionandlowpressuredropsenablethelowestoperatingcost,soitisenergy-efficient.ThelargeGas-to-Gas'heatexchangeranremovehalfoftheheatloadintheair,thustonarrowthecool

5、ingsystemandreducethepowerconsumptiontotheutmost,whichguaranteessufficientcoolingandfreesthedownstreampipelinefromcondensation;Withlargecovering,theevaporatorenablestocooldownthecompressedairevenlytodewpointtemperature.Themulti-channeldesignofthecoolantcanmakethebestuseoftheavailablecoolingcapacitya

6、ndfreetheevaporatorfromfrost.IV. ColdMediaSystemFlow:Compressedbythecold-mediacompressor,thecoldmediawillturnintohigh-pressureandhigh-temperaturegas.Afterradiatedbytheair-coolingcondenser,itwillbecondensedtoliquefaction.Andthenthemoistureandimpurityareremovedfromitspipelinewithadryfilter.Andthentheh

7、igh-pressureliquidcoldmediawillgothroughthecapillarythrottlebeforeturningintolow-pressureandlow-temperatureliquidtoentertheevaporator.Thenitabsorbstheheatfromthecompressedair,andisgasifiedintothelow-temperaturegaseouscoldmedia,andflowsbacktothecompressorthroughtheliquid-gasseparator,whichputstherefr

8、igerationcycletoanend.V. InstallationInstructions：Location1.1 Chooseacoolanddraughtyplaceasthebestlocationforinstallation.1.2 Installationofthemachinestheambienttemperatureislimitedto351.3 Donotinstallitoutdoors,inadampanddustyplace,orinacorrosiveandpollutedplace.1.4 Thelocationshallbeonemeterawayfr

9、omthewallandtwometersawayfromothermachines,whichfacilitatescleaningandmaintenance.1.5 Installithorizontallytofacilitatedrainage.Wiring1.6 Installadedicatedswitchbesidethepowersupplyofthedryerforprotection.Formoreinformationpleaserefertorelevantinstructionmanuals.1.7 Thesupplyvoltagecannotexceedthera

10、tedvoltage.(Labelspecification5%±)1.8 Thepowercordsspecificationsdependonthecurrentandthelengthofwires.1.9 Donotsharetheprotectionswitchwithanyotherequipment.1.10 Connectthegroundwireproperly.III. Operations：3.1 Verifythatthepowersupplyisundernormalvoltage(labelspecification5%).±3.2 Verify

11、thattheenvironmentaltemperatureisnormal.3.3 Verifythatthecompressedairhasnotyetenteredthedryer.(Stoptheaircompressorfromrunning,orfastenthevalves,andturnontheairbypassvalve.)3.4 Verifythatthecoldmediameterisundernormalpressure.(Beforerunning,thecoldmediapressuremustbekeptaround711kgf/cm2，andnotlesst

12、han6.0kgf/cm2inwinters).3.5 Verifythatthecoolingwaterintakeisundernormalpressureandhumidity.(Hydraulicpressure:24kgf/cm2,watertemperature:max.35C)°3.6 Verifythattheexhaustrateoftheaircompressormatchestheprocessingcapacityofthefreezedryer.DuringOperation3.7 Turnonthepower,andthedryerwillbegintow

13、ork.3.8 Verifythatthedryerisundernormalworkingvoltage.(Seelabel.)3.9 Verifythatthecoolingwaterintake/outtakeisundernormaltemperaturedifference.(510°C)3.10 Verifythatthecoolersfanmotorisrunningwell.3.11 Aftertenminutesofrunning,letthecompressedairinthedryer.(Startuptheaircompressororopenthevalve

14、sslowlyandclosetheairbypassvalve.)3.12 Checkwhetherthereisairleakage.3.13 Verifythattheintakecompressedairtemperatureisnormal.(Hightemperature:WCD<80,Lowtemperature:WADN0)3.14 Verifythattheintakecompressedairisundernormalpressure.(Seelabel.)3.15 Verifythatthepassagewayofthedryerisundernormaltempe

15、raturedifference.(Temperaturedifference:1030C)°。3.16 Verifythatthecoldmediaisundernormalhigh/lowpressure.(Highpressureunderzeroload：13.515.5kgf/cm2,Lowpressure：3.64.0kgf/cm2)。3.17 Ifthewater-coolingmodelisunderabnormalhighpressure,pleaseadjustthewater-regulatingvalveatthecoolingwaterentrance.(C

16、lockwisetodecreasethepressure,andviceversa.)3.18 After30minutesofoperation,checkwhetherthedrainagesystemisundercontrol.(Generallyspeaking,thehigh-pressuredrainerwilldrainautomatically.)Whenalltheaboveitemsarenormal,theoperationisundercontrol.A3.19 14Caution:1、Idlingshouldbenotmorethan30minutes.2、 Re

17、startthemachine5minutesaftershutdownforfearofdamagingthecompressor.IV. RoutineMaintenance:4.1 Checkthehigh-pressuredrainereverydayforfearthatitmightbejammedtostopdraining；cleanitonceitisjammed；cleanitonceaweek(dependingontheactualsituation).4.2 Checkwhetherthecoolingwaterisundernormalconditioneveryd

18、ay(Standardhydraulicpressure:24kgf/cm2,intakewatertemperature:below35C.04.3 Forthewater-coolingmodel,pleasecleanthewaterfiltereverythreemonthsorwhenthehighpressureofthecoldmediaisover17kgf/cm2.Ifthepressureofthecoldmediaisstilloffstandard,pleasecleanthecondenserandthefrontcooler.4.4 Openthedrainagev

19、alveatleasttwiceaday.4.5 Forlargemodels,pleasecoordinatewithourcompanyonathoroughmaintenance.VI.MultipleProtectionSystem:Overcurrentprotection；Compressoroverheatprotection.Themultipleprotectionsystemensuresnormaloperationoftheequipmentandrestyouassured.IX.FailureandSolutionsStateCauseSolutionsAbnorm

20、alpowersupplyMasterpowersupplyprotectionswitchdamagedorjumpedoffMakesurewhetherthepowersupplyislackofphase,inshortcircuitorunconnectedtogroundwire,andcheckwhetherthepowerswitchisdamaged.AbnormalvoltageRatedvoltageallowanceonlabel±5%OfflineFindandrepairtheofflinepartElectricorganbreakdownBadpowe

21、rswitch,electromagneticswitchorfuseReplaceit.Overloadprotector,high-pressureprotectionswitchjumpedofforinbadconditionResetorreplaceit.PooroperatingcapacitanceReplaceit.BadcompressorReplaceit.BadpressureswitchReplaceit.BadfanmotorReplaceit.BadoverloadprotectorReplaceit.PoorcapacitanceofblowerReplacei

22、t.ServiceconditionnotmatchedorwrongoperationContinuousstartupRestartatanintervalofover5minutes.OverloadthroughputPrecooleroverloadPrecooler'sinlettemperatureorenvironmentaltemperaturetoohighAddcoolingorimproveventilation.FinofcondenserorcoolerjammedCleanseit.StateCauseSolutionsAbnormalpipingsyst

23、emPipingvalvenotfullyopenOpenthevalvefully.SmallcaliberEnlargethecaliber.Toolongpiping,toomanyelbowsandjointsRedesignthepipingsystem.Overtwoaircompressorsinparalleloperation,notmatchedwellRedesignthepipingsystemBypassvalvenotfastenedFastenthebypassvalve.AirnotpastdryerFullyopentheintakevalveofthepre

24、cooler.PrecoolernothorizontalPutithorizontally.Airhandlingcapacityexceedsratedvalue.PipingfilterjammedCleansethefilterorreplacethefilterelement.ToomuchairleakageonpipingjointCheckthepiping.Evaporator'sendplatefrozenBadpressureswitchReplaceit,checkthecircuit,andrevisetheswitch.CapillaryjammedChec

25、korreplacethecapillary.AbnormalcoolingsystemColdmedialeakageFilltheleakageorfillcoldmedia.CompressorvalvewearandtearReplaceit.ColdmediapipingjammedChangethedesiccant,vacuumizeitagain,andfillthecoldmedia.PressureswitchfailureReplaceit.BreakdownoffanmotorofcondenserorcoolerReplaceit.AbnormalCondenserf

26、injammedCleanseit.dewateringeffectDrainagevalvefailureornotfullyopenReplaceitoropenthevalve.AbnormaloperatingpressureConsidertochangeorupdatethemodel.AutomaticdrainerinclinedPutithorizontally.DrainerfilterscreenjammedCleanseit.DrainpipejammedCleanseit.DrainpipehigherthanautomaticdrainerReinstallthedrainpipe.DrainagefloatingballtroubleReplaceit.X.WorkingConditionSpecifi