Yintoni amanzi ultrafiltration?

Indlela eziluncedo lokuhlanjululwa yamanzi Ukuhlukunyezwa wayo ngokusebenzisa ndizayo semipermeable. iinkqubo ukuhluza ihlelwa ngokobungakanani yamasuntswana kwabelwane:

• ngokusebenzisa imifinya microfiltration kunye Pore ubukhulu microns ukusuka 0.05 ukuya kwi-10;
• Ultrafiltration - iyayondela ukusuka 0.001 microns ukuya 0.05 microns;
• reverse kucocwa kunye nanofiltration - pores-1 NM okanye ngezantsi.

Ultrafiltration ijonge ukususa amanzi ngoko kwaziwe inclusions ongatshintshiyo ezo musa kudlula pores ndizayo.

mechanism Traditional intshukumo yecebo lokucoca ulwelo ukuba backfill ngokusekelwe ukuyicoca omxhuzulane. Ultrafiltration lwenziwa ngokufanayo zahlolwa kusetyenziswa enemingxuma aneentunja, Ashukume ngabo onke amasuntswana of ubukhulu enkulu bahlukane.

iintlobo ingaphandle

Iziqalelo lokucoca ezi sheets caba okanye emithanjeni nefayibha. Esebenzisa ultrafiltration sokuqala ikakhulu amanzi amdaka, kunye zifunwaEzokugqibela zidweliselwe ilungiselelwe zokucoca amanzi.

Imicu ikakhulu kwenziwa olunye-channel, kunye ubudeki engaphakathi malunga 0.8 mm. Bona phantsi komthwalo rhoqo kwaye baphele ngexesha backwashing. ngefayibha kwamajelo ziqulathe emithanjeni eziliqela yaye amandla aphezulu kakhulu.

Inwebu zenziwa Iipholima, umz, ukususela poliestersulfona. parameters bayo bangonakala ilungiswe ngokuthi kongezwe ezinye izinto zokwenziwa. A ebanzi pH yenza ulwelo hlulwa ukuba ngempumelelo ukucoca izinto lokucoca ulwelo.

imifinya Polymeric kufuneka njalo iintsholongwane kuba iintsholongwane uthanda ukuba badle izinto eziphilayo zibe ngamathanga zakhe.

lo inwebu yodongwe, nto leyo uhlanjiweyo kakuhle anesepha elingakanani. ixabiso layo ephezulu, kodwa ubomi isevisi iminyaka eli-10.

iindlela product

inkqubo ultrafiltration amanzi lineemodyuli ezaliswe kwimicu misindo holoholo. ulwelo yokuqala ongena emithanjeni, emva koko ukuhluza kwenzeka ngokusebenzisa kweendonga lateral. Kwakhona kuyenzeka ngendlela feed umva.

Siwasebenzise lwenziwa kunye filtrate anikwa owayenethombo sokubala. ukwabiwa efanayo ngaphandle fluid le imicu unika ukususwa yesibambiso evela emithanjeni. Kubalulekile ukuba ukhethe urhulumente ukuhlamba oluchanekileyo ukuba kulula ukususa elonakalisayo umaleko.

Amacebo asebenza ngeendlela ezimbini, enye apho uxinzelelo: amanzi zifakwa istili isixhobo phantsi koxinzelelo. Indlela ukuntywiliselwa olwenziwa ngokusebenzisa imifinya, wehla waya utywala evulekileyo. Kwicala imveliso emoyeni, kwaye ulwelo ukumvumela ngokusebenzisa izinto lokucoca ulwelo.

zicwangciswe iminqongo nkqo. Amanzi sidla ukusuka kwelinye icala, wazisusa - phezu kwezinye. Inani iminqongo kwi filter omnye umenzi iiyunithi ezingekho ngaphantsi kwesibini. Ngenxa yoko, oku kuthatha gasket ngaphantsi oko kunciphisa amathuba okuvuza. Iimodyuli nkqo lula ukugcina uvavanyo. Kulula ukufaka nokususa.

iindlela ukuhluza

Xa wamanzi okucoca ultrafiltration nga kusetyenziswe imo ekupheleni lwabafileyo tangential. Kwimeko yokuqala kokuba icocwe onke amanzi anikezwa. Neetyuwa ukusuka inwebu Kuthiwa ngamaxesha ngexesha ukuhlanjwa okanye ekufunxeni emanzini. Le inwebu uba amdaka ngokukhawuleza, kwaye kuso umahluko xi kufuneka igcinwe encinane, nto leyo kunciphisa ukusebenza kwefowuni. Le ndlela isicelo amanzi, kwi ukumiswa yoxinaniso eliphantsi.

Kwimo tangential ecociweyo medium ujikeleziswe ecaleni komphezulu inwebu kunye needipozithi kwaso ke kancinane kwakheka. Sophazamiseko lokuhamba ye bile unikezelo ivumela amanzi nyulu kunye a slurries yoxinaniso eliphezulu. Ububi le ndlela ke ukwanda yokusebenzisa amandla okuyilwa isantya sokuqukuqela enkulu kunye nemfuneko ukufakwa kwemibhobho ezongezelelweyo.

parameters ultrafiltration

Ultrafiltration eziphambili iparameters:

1. Selectivity - umlinganiselo ukungcola zoqhaphelo emanzini iyasuleleka _{(Rin C.)} Yaye filtrate (C _O.): R = _(.. 1 - C _O / C _Rin) ∙ 100%. inkqubo Ultrafiltration bukhulu evumela ukuba ukulibazisa amasuntswana amancinane, kuquka iintsholongwane kunye neentsholongwane.
2. Flow of filtrate - ubungakanani bamanzi nyulu nganye kwexesha unit.
3. I Amazinga filtrate flow - isixa imveliso udlulayo 1 m ² kwindawo ndizayo. Kuxhomekeke iimpawu element filter nokucoceka amanzi emthonjeni.
4. Ukuhla xi phesheya inwebu - umahluko phakathi uxinzelelo kwicala lobonelelo kunye ukusuka filtrate.
5. Permeability - umlinganiselo phakathi isantya sokuqukuqela ethile filtrate, kwaye umahluko xi ngapha ndizayo.
6. ukusebenza ngamanzi - umlinganiselo phakathi iindleko kunye filtrate ekubonelelwe umthombo wamanzi.

Ultrafiltration for kwamagciwane amanzi

ndlela zemveli ukuze ukususwa ezincinane aquka ukusebenzisa iteknoloji wezenzi. Ultrafiltration amanzi yaxobuka ngokwasemzimbeni ngenxa yolo kwaziwe colloids ngenxa yobukhulu encinane pores ndizayo. Inzuzo indlela yokwenza yi ukususwa ezincinane kwabafileyo, ulele, izinto eziphilayo kunye amasuntswana mechanical. Ngoko ke akukho mfuneko yokuba uqeqesho olulodwa amanzi, nto leyo kwezinye iimeko ezifunekayo. Oku kufuna kuphela pre lugqithe ngokusebenzisa micron-30 filter lokucoca ngoomatshini.

Xa uthenga lokucoca kufuneka ugqibe ubungakanani pores ndizayo. Ukuze ukususa ngokupheleleyo iintsholongwane ngobubanzi ze Ekungeneni kufuneka kube 0,005 microns. Kuba ngobukhulu elikhulu ukususela umsebenzi kweentsholongwane akuyi kwenziwa.

Ukongeza, ubuchwepheshe ultrafiltration inika ingcaciso amanzi. Zonke bemisiwe kususwe ngokupheleleyo.

amanzi yoFakelo ultrafiltration iquka izixhobo ezidityanisiweyo parallel ezinika intsebenzo ifunekayo zenkqubo kunye amathuba zokubatshintsha kule nkqubo.

Zokuhlanjululwa ngotshintshiselwano ion okucoca amanzi phambi

Le resin iyasebenza kucothe ubukhulu bamagaqa colloidal 0.1-1.0 microns, kodwa ngokukhawuleza ucingo granules. Ngamanzi kunye nokuvuselelwa zoba uncedo oluncinane. Ngakumbi kunzima ukususa amasuntswana ka Sio _2, leyo inkulu kakhulu amaqula amanzi omlambo. Emva uphawu resin iqalisa ukuba zikhule zibe micro-eziphilayo kwiindawo ezaye engathanga kuqala ahlambe anesepha.

Ion kubananisi nabo ekhandiweyo ngokubonakalayo ioli emulsified, ongayi kuba nako zisuswe. Ukuxinana kuba kangangokuba kulula ukubuyisela lokucoca kunokuba ukwahlula ioli kulo.

Icebo lokucoca granules ugcwale nentlaka esebenzayo iikhompawundi eliphezulu-eziphilayo. Zabo ukususa kakuhle le carbon iyasebenza, kodwa ubomi elifutshane.

emahlamvini exchange Ion ziyasebenza kunye ultrafiltration ukususa 95% of colloids.

unyango Water - reverse kucocwa phambi ultrafiltration

Iindleko zokusebenza uncipha xa izihluzi Isantya sentlalo kunye ukuncitshiswa kwimpatho ubungakanani amasuntswana avalelwe. Ukuba phambi kokuba umnqongo ultrafiltration olubekwe unyango rougher, kwenyusa ukusebenza kweenkqubo inwebu. basengozini kutshanje ukuba anionic kunye flocculants non-ionic ukuba ezingcolisa coagulation eveliswa kwinqanaba lokuqala.

imveliso zomgquba, Krupnomolekulyarnyh ngokukhawuleza izihlangu pores of inwebu inwebu. Bakhawuleza kukhule ezincane. amanzi Pre-ultrafiltration usombulula zonke iingxaki kunye kwezoqoqosho ukusebenzisa inwebu.

Unyango kwenkunkuma

unyango amanzi amdaka ngayo ultrafiltration yenza kube lula ukuphinda-bazisebenzise kolu shishino. Kusetyenziswa ubugcisa zifanelekile, kunye nomthwalo ezenziwe ngumntu kwi okusela amanzi vula lifinyele.

technology inwebu isetyenziselwa unyango amdaka kunye electroplating zemveliso nemiqhaphu, kushishino ukutya, inkqubo ukususwa intsimbi, ngoxa ndihambe izisombululo urea, electrolytes, iikhompawundi heavy metal, iimveliso oyile kunye nabanye. Oku kwandisa ukusebenza lula ubugcisa ngokuhlanjululwa.

Xa ephantsi elimsulwa ubunzima ngemolekyula ngu imixutywa ultrafiltration inokuba izithako walungisa.

Eyona nto ibaluleke kakhulu ingxaki yokuzahlula amanzi emulsified-oyile. Inzuzo kobuchwepheshe inwebu yindlela elula, iindleko eziphantsi amandla kunye nokungabikho kweekhemikhali iimfuno.

Unyango amanzi avela kwimithombo komhlaba

Umbilo kunye nama iindlela ezisebenzayo ngaphambili kwamanzi. Nezingcoliso imvelaphi yendalo isuswa kakuhle, kodwa ngoku kukho ezingcolisa eyenziwe ngumntu, ukuze ususe ezifuna ezinye iindlela lokuhlanjululwa. Ingakumbi iingxaki ezininzi kudala chlorination ekuqaleni kusenziwa organochlorines. Ukusetyenziswa izigaba ezongezelelweyo nyulu kunye carbon iyasebenza yaye ozonation kwandisa iindleko yamanzi.

Ultrafiltration Ikhupha amanzi okusela ngqo kwimithombo kumphezulu asuswe ngoko ulwelwe, Cya, izinto ezithile kunye nezinye izakhi .. Le ndlela iphumelela kunye pre-coagulation. Akudingi ixesha elide neentlenge, ngokuba akukho mfuneko ukuyilwa kukubola ezinkulu.

amanzi yoFakelo ultrafiltration (eliboniswe ngezantsi) ifumana umgangatho gqolo ezilungileyo acociweyo ngaphandle ukusetyenziswa kwezixhobo ezimbaxa kunye nezinto zokwenza ngokutsha.

indlela Application coagulation uba ngobuchule kuba khompawundi ezininzi komgquba zamanzi ukubonwa yi eqhelekileyo potassium permanganate igcwala. Ngaphezu koko, umxholo lomba eziphilayo luyahluka kakhulu, ngenxa apho kunzima ukufumana kuyimfuneko wezenzi yoxinaniso.

isiphelo

Le inwebu ultrafiltration ivumela amanzi ngalo ekufezekiseni ukusulungeka efunekayo kunye ubuncinane reactants. amanzi Inkunkuma zingasetyenziswa emva unyango iinjongo zoshishino.

Ultrafiltration akusoloko olusebenzayo. Le ndlela akavumi ukususa izinto ezithile, umzekelo, iikhompawundi kwaye ezinye humic acid. Kwiimeko ezinjalo, i-multi-sigaba zokucoca.