过滤器说明书 英文Word文件下载.docx

过滤器说明书 英文Word文件下载.docx

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I.ProductProfile

1.ProductOverview

Whenfreeairfromatmosphericenvironmentiscompressedbyanaircompressor,thehazardoussubstanceslikemoisture,dust,andoilmistarefedintothepneumaticallyoperatedequipmentandinstrumentsalongwithcompressedair.Suchahigh-temperature,high-moistureandhigh-pressureairflowmaycauseseriouscorrosionandcontaminationinsidetheexpensivepneumaticallyoperateddevice,instrumentsandpipelinesoon,notonlyaffectingtheproductquality,butalsoresultinginequipmentfailure/fatalaccidentduetoinaccuracyoftheinstrumentsanddevices.Furthermore,manyindustrialairsourcesforchemicalfiber,printing,spraypainting,mixing,pneumaticconveying,andpneumaticautomatedequipmentaredirectlyconnectedtotheprocesstoolsforworkingprocedures,whichrequirethatthecompressedairshallbepure,dry,andfreeofanyoilanddust.Therefore,itisessentialtohavethecompressedairsubjectedtofurtherpurificationtreatmentsothatitmaymeettheproductionrequirements,andcompressedairdriersupportedbysecondaryfiltercansurelysatisfysuchrequirements.

2.StructureandWorkingPrinciple

Asecondaryfiltermainlyconsistsofafilterelementandafilterhousing,andthelattermaybedividedinto2basictypesi.e.flangetypeandglandtypeasperdifferentstructures（Fig.1andFig.2）.Theupstreamcompressedairentersintothefilterelementthroughtheairinletandtheairventintheupperendofthefilterelement（5）.Thefilterelementiscomposedofmultiplelayersoffiltermaterialscapableofdifferentfunctions.Thecompressedairseparatesandtrapsthemoisture,dust,oilmist,andchemicalsubstanceswithpeculiarsmellbymeansofeffectsofinterception,inertia,gravityforce,diffusionandadsorption,andaretherefore.Purecompressedairreachesthedownstreamfromtheairoutletchannelinthefilterhousingthroughthefilterelement（5）,andiscontinuallyfedintothepneumaticallyoperatedequipment.Thetrappedhazardoussubstanceslikemoisture,oilmistanddustarecollectedtothebottomofthecartridge（6）ofthefilterhousing,andaredischargeoutofthemachinethroughthevalvethatisautomaticallyopenedbytheautomaticdraintrapwhenacertainvolumeisreached.Theairinlet/outletchannelsoffilterhousingareseparatedbybaffle

（2）andO-shapedrubberseal（3）offilterelement.Thefilterhousingisdesigned,manufacturedandtestedasperrelevanttechnicalstandardsforpressurevessel.Filterelementsareatypeoftubularpartscomposedofmulti-layersofdifferentmaterials,andmaybedividedinto5basicspecificationsnamelyHC,HT,HA,HFandHHaspervariedfiltrationfunctions（seeTable1）:

AiroutletAirinlet

AiroutletAirinlet

Drainoutlet

Fig.1FlangeTypeFilter

Fig.2GlandTypeFilter

1-filterhousinggland2-baffle3-filterelementsealring4-cartridgesealring

5-filterelement6-filterhousingcartridge7-ballvalve8-automaticdrainvalve

Table

（1）

Type

Constructionandfunctions

Rangeofapplication

HC-classmainpipelinefilter

Internalsupportscrewrodstabilizesthefilterelementandprotectsitfromvibration.

2-stagefiltration:

Stage1:

Stainless-steelwebcoreseparatessolidparticlesof10μmorgreaterbycentrifugalforce.

Thesecondstageismadeofreplaceableglassfiberandcancompletelyremovesolidparticlesof3μmorgreater,andthemoistureisbroughttothebottomofthefilterbygravityforceandisthendrained.

Theallowablemoisturecontentofupstreamairisupto256000PPm.

Moistureisremovedby99%,andtheresidualcontentofoilmistreaches5PPm.

Separatorofaftercooler,separatoroffreezedrier,andpre-filterofmainpipeline

HT-classsecondaryfilter

Multi-layerglassfiberfilterssolidparticlesof1μmorgreater.

Multi-holeexternalcartridgeallowsthefilteredairtoberapidlydischargedtothefilteroutlet.

Theallowablemoisturecontentofupstreamairisupto2000PPm.

Moistureisremovedby100%,andtheresidualcontentofoilmistreaches1PPm.

Pre-filterandpost-filterofadsorptiontypedrier;

pre-filterofthesecondaryfilter;

pre-filterofpneumatictoolandmotorcylinder;

andthemainpipelinefilterforprotectingtheautomaticcontrolsystemandairsystem

HA-classmicrooilmistfilter

Internalelasticspongelayeriscapableofpre-filtering,andthemicroglassfiber,whichisspeciallydesignedandsubjecttoparticulardensity/diameter/surfacetreatment,canremovesolidparticlesof0.01μm.

Externalspongelayercanabsorbanddischargeoilmist.

Oilmistisremovedby99.99%,andtheresidualcontentofoilmistreaches0.01PPm.

Providinggrease-freecompressedairforprecisioninstruments,spraypainting,foodstuff,drugsandelectronicmanufacturingindustries.GreasedaircompressorfittedwithC,T,A-classfiltersmaysubstitutegrease-freeaircompressor,ensuringeasymaintenance.

HI-classultrahigh-efficiencydegreasingfilter

Film-coatedenclosed-typefoamsleeveisadoptedforpre-filtrationandairflowdispersion.

Specialdesignofmulti-layermatrixcomplexfiber,capableofremovingsolidparticlesandgrainsof0.01μm.

Residualmoisturecontentofoilmistis0.003PPm.

Film-coatedenclosed-typefoamsleeve.

Grease-freeairsupplyforkeyapplications,andtheapplicationswhereairflowcontactstheproducts.Conveyingandmixingofair-relatedproducts,manufacturingofelectronicelements,andnitrogenreplacement;

Pre-filtersandpost-filters;

HH-classdegreasing/deodorizingultrafinefilter

Fineactivecarbonlayercanremoveoilmistandhydrocarboncompoundsby95%.

Speciallypatentedfiberlayercanremovefinerparticlesandresidualoilmist.

Microglassfibercanremovesolidparticlesof0.01μm,andthemulti-holeexternalspongecanpreventthefiberfiltermaterialfrombeingwashedaway.Theresidual0.003PPmoilgasisfreeofanyodor.

Airsupplyforconveying,mixing,brewingandfermentationoffoodstuffandmedicinemanufacturingindustries,airsupplyforbreathinganddivingprotection,removalofodorinworkingenvironment.

II.ConfigurationandInstallation

Toensurethefilteringapparatusachievetheanticipatedeffects,correctconfigurationandinstallationareextremelyimportantinadditiontoguaranteedqualityofproducts.

1.StandardPipelinefortheFilters

Acompletesetofcompressedairpurificationsystemiscomposedofseveralequipmentandrelevantfilters.Toensureeasyoperationandmaintenance,eachfiltershallbeinstalledasperthestandardpipelinesshowninFig.3.Items3and4asshowninthefigurearetheON/OFFvalvesforupstreamanddownstreamoftheairsupplypipeline,whichshallbeturnedonwhenthefilterworksnormallyandshallbeturnedoffpriortomaintenance.Valve5isfittedintheair-supplybranchandshallbeturnedoffwhenthefilterworksnormallyandturnedoffpriortomaintenance;

italarmsautomaticallyoncepressuredropofairinlet/outexceedsacertainvaluetoprompttheoperatortocheckthefiltrationcapacityoffilterelements;

itmayalsobesubstitutedbyfittingamanometerwithbuffertubeintheinlet/outletpipeline.Item2isasamplingvalvefittedintheair-supplypipelineandisdesignedforsamplingpriortodeterminingthedegreeofpurificationoftheairsupply.Note:

Pipingshowninthefigureshallbeinstalledbyuser.

Fig.3StandardPipelineforFilters

2.BasicConfiguration/InstallationPatternoftheFilter

HC-classfiltersareusuallyinstalledintheupstreampipelinecomposedofaircompressor

（1）,aftercooler

（2）andairtank（3）asperthepatternshowninFig.4totraptmostofthemoisturecontent,oilmistanddustparticlesof3μmorgreatercontainedintheupstreamairchannel,sothatfunctionsofpurificationanddryingofthefreezingdriermaybebroughtintofullplay.HT-classfilter,HA-classfilterandHF-classfiltershallbeconnectedinseriesinthedownstreamairchannelafterthefreezedrier,andtheairchannelrequiringremovalofpeculiarsmellshallbeadditionallyequippedwithHHfiltersothatthefiltercontentsofoil,wateranddustofthedownstreamairmayreachtherequiredhighpurity.

1-aircompressor2-aftercooler3-airtank4–HC-classfilter5-freezedrier

6-HT-classfilter7-HA-classfilter.8-HF-classfilter9-HH-classfilter

3.OtherConfiguration/InstallationPatternsoftheFilters

Theabove-mentionedconfigurationpatternmaybealteredaccordingtothecircumstancesasperuser’sdifferentrequirementsforairsupplypurification.Forinstance,when3-stageHC,HTandHAfiltersaredirectlyconnectedinseriesfortheupstreamairsupplyfromtheairtank,mostofmoisture,oilmistanddustparticlescontainedintheairsupplymayberemoved,satisfyingtheordinaryapplicationsthatrequirenotsohighpurificationofairsupply.Someproductionprocesses,suchasproductionoflensandintegratedcircuits,mayrequirehyper-normalpurificationanddrynessofairsupply;

forsuchapplications,adsorptiontypedriermaybeadditionallyfittedafterthefreezedriersothattheairsupplymaymeetthenearlyidealrequirem