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Office Address: 5th Floor, No. 12, Sanle Middle Road, Sanhongqi, Beijiao Town, Shunde District, Foshan City
Production address: No. 999, Fuhuang Road, Qingpu Industrial Park, Shanghai
Phone: 0757-26637296
Fax: 0757-26631296
Email:
gdzl66@163.com

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Guangdong Zhi Lv Environmental TechnologyCo.,  Ltd.    Copyright 2019  粤ICP备19009433号 Powered by:  300.cn

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ABOUT US

Guangdong Zhiyun Environmental Protection Technology Co., Ltd. is a professional manufacturer of dust and liquid filtration technology. The company is a high-tech enterprise integrating R&D, design, production, sales and service.
       The company is headquartered in Shunde District, Foshan City, “China's Top 100 Industrial Counties” and “World Food Capital”. With Guangdong as the center, Zhiyun Group has been continuously developing and innovating. The company has dozens of offices and partners throughout the country.

Products Center

The company's main products are non-woven fabrics, non-woven needle felts, woven filter cloth, various filter bags, dust bags, filters, water treatment equipment, filter elements and filter dust removal accessories. Products are widely used in iron and steel metallurgy, cement, thermal power generation, paper, chemical, construction, food, electronics, waste incineration, water treatment, lithium batteries, graphene and other industries.

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0757- 26637296

Let us have a clear blue sky - start with knowing the filter!

More than ten years of focus on filtration and dust removal industry R & D and production experience, the brand is trustworthy

Tailored to your sales and management model, let customers!

The introduction of advanced production equipment, through international certification, reliable quality!

Perfect after-sales service system to provide you with professional technical support!

Engineering case

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News Center

Do we know the daily use of bag filters?
Specializingintheproductionofbagfilter,singledustcollector,boilerdustcollector,electrostaticprecipitator,cyclonedustcollectorandotherproducts,yourchoiceisourpower,BotouKaitaienvironmentalprotectionforyoutocreateacleanbluesky.BagfilterisinlinewiththecurrentThedemandforenvironmentalprotectionhasplayedamoreimportantroleinmanyindustries.Inthedailyuseofthiskindofequipment,therearealotofplacestopayattentionto.Let'stakealookatwhatitis. First,wemustpayattentiontotheworkofkeepingwarmandrainproofonthedustcollectorandpipeline.Thismachineissensitivetotemperature,sogoodinsulationmeasuresmustbedonewell,specificallytoimportandexportplaces.Thetemperaturedifferenceissmaller,whichcanpreventcondensation,becausethecondensationpreventionofthismachinemustbedonewell. Therearesomepartsinsidethesecondbagfilter.Whenworking,suchasfar-infraredelectricheatersandelectricheaters,itwillincreasethetemperatureofthemainengine.Therefore,itisnecessarytopreventcondensationfromoccurringatthistime.Increasethedetectionoftemperature,whichcaneffectivelyavoidtheoccurrenceofcondensation. Thirdly,intheprocessofproduction,thereisafixedstackingshed.However,ifthequantityisrelativelysmallandtheareaisrelativelysmall,itmaybringcertaininconveniencetothemachineatthistime,soitneedstobeaddedontheexistingbasis.Somerawmaterialpiles.Thelastpointisthatintheprocessofusingthemachine,theremaybesomegapsandairleakage.Atthistime,itisnecessarytostrengthenthesealingworkforthesepartsandreducetheairleakage.Thisworkismoredelicateandmaynotbeeasilydiscoveredbydailymaintenancepersonnel.Therefore,itisnecessarytostrengthenpublicityandeducation,anditisnecessarytocheckitfrequently.Forplaceswhereairisleaking,itisnecessarytotakemeasuresassoonaspossibletomakethismachineandequipmentinbetterconditions.Rundown.Routinemaintenanceisnotonlytheprotectionofthemachine,butalsothehigh-efficiencyproduction.
Speaking about the severity of the explosion of the bag filter
Whataretheconsequencesoftheexplosionofthebagfilter?Thebagfilterismorecomplexthanthecombustiblematerialandthecombustiblegas.Thecombustibledustissuspendedintheairtoformadustcloudwithintheexplosiveconcentrationrange.Undertheactionoftheignitionsource,partofthedustincontactwiththeignitionsourceisfirstignitedandformsaSmallfireball.Undertheactionoftheheatemittedbytheburningofthissmallfireball,thesurroundingdustisheated,thetemperaturerises,andtheburningphenomenonoccurs,sothatthefireballwillrapidlyexpandtoformadustexplosion. Aftertheexplosionofthebagfilter,asecondaryexplosionoftenoccurs.Thisisbecauseduringthefirstexplosion,alotofdustisdepositedtogether,anditsconcentrationexceedstheupperlimitofthedustexplosionandcannotbeexploded.However,whentheshockwaveorgaswaveformedbythefirstexplosionre-raisesthedepositeddust,itismixedwithairintheair,andtheconcentrationiswithinthedustexplosionrange,andasecondaryexplosionmayoccurnext.Thedisastercausedbythesecondexplosionisoftenmuchmoreseriousthanthefirstexplosion. ThemechanismofdustexplosionThecombustibledustreleasesenergywhenburnedintheair,andthewellgeneratesalargeamountofgas,andthespeedatwhichtheenergyisreleased,thatis,theburningspeedisrelatedtotheareainwhichthepowderisexposedtotheair.Therefore,forapowderofthesamesolidsubstance,thesmallertheparticlesize,thelargerthespecificsurfacearea,andthefasterthecombustiondiffusion.Iftheparticlesizeofthissolidisveryfine. Sothatitcanbesuspended,andifthereisanignitionsourcetoigniteit,alargeamountofenergycanbereleasedinaveryshorttime.Theseenergiesaretoolatetodissipateintothesurroundingenvironment,causingthegasinthespacetobeheatedandadiabaticallyexpanded.Ontheotherhand,whenthepowderisburned,alargeamountofgasisgenerated,whichcausesthesystemtoformalocalhighpressure,whichcausesexplosionandpropagation.ThisisusuallyItiscalledadustexplosion.
If the pulse bag filter is smoked when used, how to deal with it?
Therearealwaysmanyproblemsintheoperationofthepulsebagfilter.Intheeventofamalfunctionoftheprecipitator,ouroperatorswillnotbeoverwhelmedwhenthefaultoccurs.Letusknowthatthepulsebagfilterisalwayseasy.Thefailurethatoccursis“ashingup”.Whatdoweneedtodointheeventofthisfailure? Whenouroperatorssawtheashinthepulsebagdustremovalequipment,thefirstthingwehadtodowastostoptheoperationofthedustcollectorandturnoffthedustcollector.Thenweareinspectingthecauseofthedustinthedustcollector.Generally,thedustcollectorisashedintoinstant“ashing”andcontinuing“ashing”.Thecontinuousashisgenerallycausedbytheseriousdamageofthedustbagorthetyingofthedustbag.Theotherreasonisthatthedustiscausedbythetightconnectionbetweentheupperslingofthepulsebagfilterandtheflowerboard,theflowerboardandtheflowerboard.Instant“ashing”istheashthatoccursinthedustcollectorfilterbagwhenthedamageisnotserious. Whenthepulsebagfilterappearstobe“ashing”,howdowecheckwhichfilterbagsaredamaged?Itcanbejudgedaccordingtothenumberofbitscorrespondingtotheelectromagneticpulsevalveandthepulsecontrollerwhentheventisash.Ifthedustclothbagisdamaged,youcanalsousetheflashlighttoseewhichdustbagisleakingfromtheupperbox.Ifthedustcollectorfilterbagisdamaged,itneedstobereplaced.Toreplacemostofthedustbagwhenthedustcollectorstopsworking,turnoffthecleaningcontrollerwhenopeningthebag,andopenthemanholedooratthetop.Thentakeouttheskeletonandthensqueezethespringringonthetopofthebagintoaconcaveshape,pulloutthedustbag,andfinallycleanthedustontheplateholetoinstallanewdustbag.Ifitisonlyaninstant"ashing"wecanusethesamemethodabovetofindthedamagedfilterbag,thefilterbagisnotdamaged,wecanrepairthefilterbag.
How to choose a cost-effective boiler bag filter
Thechoiceofthedustbagoftheboilerbagdustcollector,thefilterbagusedinthegeneralbagfilter,themanufacturingmaterialswillbeselectedaccordingtothetemperatureandpHrequirementsoftheworkingconditions,suchaspolyesterfiltermaterial,polytetrafluoroethylene.Vinylfilmfiltermaterial,glassfiberfilmfiltermaterial,etc.,theuseofvariousmaterialsfiltermaterialisalsodifferent,becauseitsproductionprocessandprocessaredifferent,becauseifthereisanyproblemwiththebagfilter,theeffectwillbePresentedonthedustbag.  Ingeneral,thefilterbagoftheboilershouldbeselectedwithahightemperatureresistantfilterbag,suchasPPSpolyphenylenesulfideneedlefeltdustfilterbag,whichhasacontinuousrunningtemperatureof160°Candaninstantaneousrunningtemperatureof190°C;Polyamideneedlefeltdustfilterbag,itscontinuousoperatingtemperatureis204°C,instantaneousoperatingtemperaturecanreach240°C;glassfibercompositeneedlefeltdustfilterbag,accordingtothecompositematerial,itscontinuousoperatingtemperatureis200°C,Instantaneousoperatingtemperatureupto280°Candsoon.Secondly,itisalsonecessarytoconsiderwhetherthetemperaturerisecausedbytheprecipitatorsystemiswithinthecapacityofthefilterbag.