Nanofiltration Membrane Element
Proshare Innovation Suzhou tsom mus rau kev ua tiav ntawm peb tiam ntawm Nano-composite nyias zaj duab xis hom high-end thim rov qab osmosis thiab nanofiltration membrane TFN R & D thiab ntau lawm, nyob rau hauv 10 xyoo dhau los tau ua tiav kev loj hlob sai, lwm txoj rau imported membrane khoom, ruaj khov. daim ntawv thov nyob rau hauv textile wastewater, khib nyiab leachate, siab ntsev thiab siab COD khib nyiab, thiab lwm yam kev tiv thaiv ib puag ncig teb. PSI cov khoom tuaj yeem siv dav hauv kev kho dej khib nyiab, desalination, thiab cov dej ntshiab, xws li hluav taws xob, steel, electronics, electroplating, landfill leachate, petrochemicals, thee chemicals, thermal power, textile printing and dyeing, pulp and paper, pharmaceuticals , kev kho dej hauv nroog, kev siv tshuab biochemical, khoom noj & dej haus, aerospace thiab lwm yam.
Vim Li Cas Xaiv Peb
Peb lub Hoobkas
Proshare Innovation Suzhou tsom mus rau kev ua tiav ntawm peb tiam ntawm Nano-composite nyias zaj duab xis hom high-end thim rov qab osmosis thiab nanofiltration membrane TFN R & D thiab ntau lawm, nyob rau hauv 10 xyoo dhau los tau ua tiav kev loj hlob sai, lwm txoj rau imported membrane khoom, ruaj khov. daim ntawv thov nyob rau hauv textile wastewater, khib nyiab leachate, siab ntsev thiab siab COD khib nyiab, thiab lwm yam kev tiv thaiv ib puag ncig teb.
Siv dav
PSI cov khoom tuaj yeem siv dav hauv kev kho dej khib nyiab, desalination, thiab cov dej ntshiab, xws li hluav taws xob, steel, electronics, electroplating, landfill leachate, petrochemicals, thee chemicals, thermal power, textile printing and dyeing, pulp and paper, pharmaceuticals , kev kho dej hauv nroog, kev siv tshuab biochemical, khoom noj & dej haus, aerospace thiab lwm yam.
Peb Cov Khoom
Rov qab Osmosis Membrane Element, NF Membrane ntsiab lus, Nanofiltration Membrane Element, Loose Nanofiltration Membrane Element, Compact Ultrafiltration Membrane Element, Tshwj xeeb Membrane Element rau kev lag luam, Brackish Water Osmosis Membrane Element, Desalination RO Membrane Element, Ultra-Treat Osmosis Element Khoom siv thiab System, Anti-Fouling RO Membrane Elements.
Peb Daim Ntawv Pov Thawj
ROHS daim ntawv pov thawj, IS09001 daim ntawv pov thawj zoo, Environmental
daim ntawv pov thawj kev tswj hwm kev noj qab haus huv, kev tswj hwm kev nyab xeeb daim ntawv pov thawj, Cov qauv siv hluav taws xob patent daim ntawv pov thawj, Kev tsim khoom siv patent ntawm ntau txheej RO membrane, Invention patent ntawm daim nyias nyias tsim.
Compact Ultrafiltration Membrane Element
Lub compact ultrafiltration membrane cov ntsiab lus siv multilayer composite daim nyias nyias uas tau ua hauj lwm. Lub peev xwm los tiv thaiv kev ua qias tuaj zoo heev yog muab los ntawm ultra-smooth thiab ultra-thin hydrophilic-coated membrane technology nrog nano-level modulation. Kev khiav hauj lwm siab tuaj yeem txo qis los ntawm ntau dua 50% thaum tswj cov flux uas nce mus txog plaub zaug siab dua li cov khoom lag luam loj ntawm cov neeg sib tw.
Loose Nanofiltration Membrane Element
UNF series ntawm Loose Nanofiltration lossis Compact Ultrafiltration Membrane ntsiab txais yuav pro. proprietary multilayer composite daim nyias nyias, Lub ultra-smooth thiab ultra-thin hydrophilic txheej membrane tshuab nrog nano-theem kev cai muab kev tiv thaiv kev ua qias tuaj zoo heev.
NF98 Series Multilayer Composite Membrane
NF98 series nanofiltration membrane caij txais cov txheej txheem multilayer composite mem-brane, Nano-theem kev cai ntawm ultra-thin hydrophilic txheej membrane tshuab muab cov peev xwm tiv thaiv kev ua qias tuaj, tib lub sijhawm, cov flux nce mus txog ntau dua 2 npaug siab dua. Cov khoom lag luam tseem ceeb sib tw thiab kev ua haujlwm siab tuaj yeem txo qis dua 50%, nws qhov kev ua tau zoo tshaj plaws thiab tuaj yeem hloov pauv NF270, XC-N, DL, DK, thiab lwm yam TFC nanofiltration membranes.
Dab tsi yog Nanofiltration Membrane Element
Nanofiltration membranes feem ntau yog cov yeeb yaj kiab sib xyaw, nrog rau lawv cov txheej txheem sib cais ntawm cov polyelectrolytes, muab qee qhov tuav tus nqi rau cov ntsev inorganic. Feem ntau cov khoom lag luam muaj nanofiltration membranes yog tsim los ntawm interfacial polymerization txoj kev, qhov twg nyias nyias nyias txheej nrog nanoscale pores yog tsim nyob rau hauv ib tug microporous puag membrane.Qhov kev ua tau zoo ntawm nanofiltration membranes tseem cuam tshuam los ntawm cov yam xws li membrane nqi thiab cov txheej txheem tsim. Cov nanofiltration membranes sib txawv muaj qhov sib txawv permeability rau cov kuab tshuaj, nrog rau feem ntau siab dua tus nqi khaws cia rau divalent ions piv rau monovalent ions. Hauv kev sib xyaw ua ke, tus nqi khaws cia ntawm monovalent ions yuav raug txo ntxiv. Qhov kev sib cais tiag tiag ntawm nanofiltration membranes tseem cuam tshuam los ntawm kev ua haujlwm xws li kev khiav hauj lwm siab, kua concentration, thiab kub.
Qhov zoo ntawm Nanofiltration Membrane Element
Haus Dej Purification
Nanofiltration Membrane Element ua lub luag haujlwm tseem ceeb hauv kev ua kom huv ntawm cov dej haus, tshem tawm cov kab mob xws li tshuaj tua kab, cov hlau hnyav, thiab cov organic tebchaw. Nws txhim kho cov dej zoo, ua kom muaj kev nyab xeeb rau kev noj thiab ua raws li cov qauv kev noj qab haus huv nruj.
Kev kho dej khib nyiab
Hauv cov chaw kho dej khib nyiab, Nanofiltration Membrane Element yog ua haujlwm los tshem tawm cov dej tsis huv thiab cov xim los ntawm cov khoom siv hluav taws xob, tsim cov dej kho uas tuaj yeem raug tshem tawm lossis rov siv dua.
Cov dej Softening
Nanofiltration Membrane Element tuaj yeem ua kom cov dej khov zoo los ntawm kev tshem cov calcium thiab magnesium ions, tiv thaiv kev tsim cov limescale thiab txhim kho lub neej ntawm cov khoom siv hauv tsev.
Rov qab cov khoom muaj nqis
Hauv ntau cov txheej txheem kev lag luam, Nanofiltration Membrane Element ua kom rov qab thiab ua kom huv ntawm cov khoom muaj txiaj ntsig, txo cov khoom pov tseg thiab txhim kho tag nrho cov txheej txheem kev ua haujlwm.
Hom Nanofiltration Membrane Element
Polymer-based nanofiltration membrane caij
Polymer-based nanofiltration membrane caij yog cov feem ntau siv hom NF membrane vim lawv cov nqi-zoo, yooj, thiab yooj yim ntawm fabrication. Polymeric nanofiltration membrane caij tuaj yeem tsim los ntawm ntau yam ntaub ntawv, suav nrog polyamide, polysulfone, polyethersulfone, polyvinylidene fluoride, thiab cellulose acetate. Cov daim nyias nyias no feem ntau yog tsim los ntawm theem inversion lossis interfacial polymerization txoj kev, uas koom nrog tsim cov yeeb yaj kiab polymer ntawm cov txheej txheem ntxeem tau. Kev ua tau zoo ntawm polymer-based nanofiltration membrane caij tuaj yeem txhim kho los ntawm kev hloov kho lawv cov chemistry saum npoo los yog qhia cov pab pawg ua haujlwm los txhim kho lawv cov kev xaiv thiab fouling tsis kam.
Ceramic-based nanofiltration membrane caij
Ceramic-based nanofiltration membrane caij yog tsim los ntawm cov khoom siv tsis zoo xws li alumina, titania, zirconia, lossis silica. Cov daim nyias nyias muaj lub zog zoo heev, thermal stability, thiab tshuaj lom neeg ua haujlwm, ua rau lawv haum rau qhov kub thiab txias ib puag ncig. Ceramic nanofiltration membrane caij feem ntau yog tsim los ntawm sol-gel, theem inversion, lossis electrospinning txoj kev. Lub ntsiab tsis zoo ntawm ceramic-based nanofiltration membrane caij yog lawv cov nqi siab thiab txwv tsis pub siv, txwv tsis pub lawv siv rau cov ntawv thov tshwj xeeb.
Carbon-based nanofiltration membrane caij
Carbon-based nanofiltration membrane caij yog ib yam tshiab ntawm daim nyias nyias uas nyiam cov xim vim lawv cov khoom tshwj xeeb, xws li siab permeability, selectivity, thiab stability. Carbon nanofiltration membrane caij tuaj yeem tsim los ntawm ntau yam khoom siv carbon, suav nrog carbon nanotubes, graphene oxide, thiab cov pa roj carbon activated. Cov membranes no feem ntau yog tsim los ntawm kev pom los yog dip-txheej txheej, uas koom nrog kev tso tawm ntawm cov pa roj carbon txheej ntawm txheej txheej txheej txheej txheej txheej. Carbon-based nanofiltration membrane caij muaj peev xwm siv hauv kev kho dej, kev sib cais roj, thiab kev cia lub zog.
Hlau-raws li nanofiltration membrane caij
Hlau-based nanofiltration membrane caij yog tsim los ntawm cov hlau xws li stainless hlau, npib tsib xee, lossis tooj liab. Cov membranes no muaj lub zog txhua yam, tshuaj tiv thaiv, thiab thermal stability, ua rau lawv tsim nyog rau kev siv high-pressure thiab high-temperature. Hlau nanofiltration membrane caij feem ntau yog tsim los ntawm electroforming los yog vapor deposition txoj kev, uas koom nrog cov deposition ntawm ib tug hlau txheej ntawm ib tug ntxeem tau txheej. Hlau-based nanofiltration membrane caij muaj peev xwm siv tau hauv kev lag luam petrochemical thiab kws tshuaj.
Daim ntawv thov ntawm Nanofiltration Membrane Element
Nanofiltration daim nyias nyias muaj peev xwm tshem tawm cov organic tshuaj, CMR tshuaj, tshuaj tua kab mob byproducts, volatile organic tebchaw, thiab yog siv rau cov yeeb nkab ncaj qha haus dej daim ntaub ntawv.
Tshem tawm cov organic tshuaj hauv dej:Nanofiltration membranes yog siv rau hauv kev kho dej haus rau decolorization, tshem tawm cov khoom ntuj thiab hluavtaws organic (xws li tshuaj tua kab), trihalomethanes, tshuaj tua kab mob byproducts (trihalomethanes thiab haloacetic acids) thiab lawv cov precursors, nrog rau cov organic tebchaw, los xyuas kom meej cov roj ntsha. stability ntawm cov dej haus.
Kev tshem tawm ntawm trihalomethanes:Nanofiltration daim nyias nyias muaj peev xwm tshem tawm feem ntau ntawm cov tshuaj lom thiab teeb meem organic thiab Ames mutagens hauv dej, txo qhov piv ntawm TA98 thiab TA100 hom rau mutagenic ratio (MR) qis dua 2 ntawm txhua qhov kev sim tshuaj, thiab Ames kuaj cov txiaj ntsig tsis zoo. Kev tshawb fawb ntxiv yuav tshawb xyuas cov yam ntxwv ntawm kev tuav pov hwm ntawm endocrine cuam tshuam hauv cov dej haus los ntawm nanofiltration technology, muab lub hauv paus rau kev nyab xeeb thiab zoo dej haus.
Disinfection byproducts tshem tawm:Disinfection byproducts mas muaj xws li trihalomethanes, haloacetic acids, thiab tau chlorinated acetaldehyde hydroxides. Cov neeg ua haujlwm tshawb fawb thiab thev naus laus zis txawv teb chaws tau ua kev tshawb fawb dav hauv thaj chaw no, thiab cov khoom siv nanofiltration membrane muaj qhov nruab nrab tuav tus nqi ntawm 97%, 94%, thiab 86% rau peb cov tshuaj tua kab mob los ntawm cov khoom ua ntej, feem. Nrog rau qhov tsim nyog nanofiltration membrane caij xaiv, cov dej zoo ntawm cov dej haus tuaj yeem ua tau raws li kev nyab xeeb dua thiab cov qauv dej zoo. Tsis tas li ntawd, nanofiltration effluent tsis tshua muaj corrosive, uas muaj txiaj ntsig zoo rau kev txuas ntxiv lub neej kev pabcuam ntawm cov dej haus dej thiab txo cov kev tso tawm ntawm cov hlau ions los ntawm cov khoom siv hauv cov kav dej. Cov kev sim tau pom tias kev siv nanofiltration membrane cov txheej txheem nrog cov kev kho mob tom qab tsim nyog tuaj yeem txo qhov kev sib cais ntawm cov hlau lead hauv lub network los ntawm 50%, thaum ua kom ntseeg tau tias cov concentration ntawm lwm cov hlau yaj ions ua tau raws li cov qauv dej haus.
Tshem tawm cov volatile organic tebchaw:Muaj tus nqi tshem tawm siab rau cov kab mob ntawm cov organic sib txuas hauv cov dej haus.
Kev siv cov yeeb nkab ncaj dej haus:Nanofiltration daim nyias nyias muaj peev xwm khaws cov ions ntawm divalent los yog siab dua valency thiab lwm yam hais, cia tsuas yog dej molecules thiab ib co monovalent ions (xws li sodium, potassium, thiab chloride ions) mus dhau. Nanofiltration membranes lub caij tuaj yeem siv los tsim cov dej haus ncaj qha, thaum khaws qee cov ions hauv cov dej ntws tawm, thiab txo cov nqi kho mob.
Dab tsi yog txoj hauv kev zoo tshaj plaws los xaiv Nanofiltration Membrane Element
Membrane khoom
Cov khoom ntawm daim nyias nyias muaj feem xyuam rau nws cov tshuaj thiab txhua yam stability, permeability, selectivity, thiab fouling kuj. Muaj ob lub ntsiab ntawm daim nyias nyias rau nanofiltration: polymeric thiab ceramic. Polymeric daim nyias nyias muaj ntau dua thiab pheej yig dua, tab sis lawv muaj feem cuam tshuam los ntawm oxidation, hydrolysis, thiab chlorine. Ceramic daim nyias nyias yog ntau ruaj thiab resistant rau hnyav tej yam kev mob, tab sis lawv yog kim dua thiab nkig. Nyob ntawm seb cov khoom noj muaj pes tsawg leeg thiab cov khoom xav tau zoo, koj yuav tsum xaiv cov khoom siv membrane uas tuaj yeem tiv taus qhov chaw ua haujlwm thiab muab kev ua haujlwm txaus.
Membrane morphology
Lub morphology ntawm daim nyias nyias yog hais txog nws cov qauv thiab cov duab, uas cuam tshuam nws txoj kev thauj mus los thiab kev sib cais. Muaj ob pawg tseem ceeb ntawm daim nyias nyias rau nanofiltration: isotropic thiab anisotropic. Isotropic daim nyias nyias muaj cov qauv sib txawv thoob plaws hauv daim nyias nyias nyias, thaum anisotropic daim nyias nyias nyias nyias nyias nyias nyob rau sab saum toj ntawm txheej txheej ntxeem tau. Isotropic daim nyias nyias yog yooj yim rau kev tsim thiab muaj ntau dua permeability, tab sis lawv muaj tsawg xaiv thiab ntau fouling. Anisotropic daim nyias nyias muaj ntau dua selectivity thiab tsawg fouling, tab sis lawv muaj qis permeability thiab ntau compaction.
Membrane pore loj
Qhov pore loj ntawm daim nyias nyias txiav txim siab nws qhov kev txiav tawm thiab tsis lees txais cov yam ntxwv, uas cuam tshuam rau qhov loj thiab nqi ntawm cov kua. Qhov pore loj ntawm nanofiltration daim nyias nyias yog li ntawm 0.5 mus rau 5 nm, uas tso cai rau lawv khaws cov ions ntau, cov organic molecules, thiab nanoparticles, thaum tso cai rau cov ions monovalent thiab dej dhau mus. Qhov pore loj ntawm nanofiltration daim nyias nyias tuaj yeem ntsuas los ntawm ntau txoj kev, xws li molecular weight cut-off (MWCO), pore size distribution (PSD), thiab atomic force microscopy (AFM). Koj yuav tsum xaiv lub membrane pore loj uas phim cov molecular loj ntawm lub hom phiaj solutes thiab qhov yuav tsum tau sib cais theem.
Membrane nto nqi
Tus nqi ntawm daim nyias nyias muaj feem xyuam rau nws cov electrostatic cuam tshuam nrog cov kuab tshuaj thiab cov tshuaj noj, uas cuam tshuam nws permeability, selectivity, thiab fouling peev xwm. Tus nqi ntawm nanofiltration membranes feem ntau yog qhov tsis zoo, vim muaj cov carboxyl, sulfonic, los yog phosphonic pawg ntawm daim nyias nyias. Tus nqi saum npoo ntawm nanofiltration membranes tuaj yeem hloov kho los ntawm kev hloov pH, ionic zog, los yog kub ntawm cov khoom noj, los yog los ntawm txheej txheej membrane nrog cov khoom sib txawv. Koj yuav tsum xaiv tus nqi ntawm daim nyias nyias uas txhim kho qhov kev tsis lees paub ntawm cov tshuaj uas tsis xav tau thiab txo cov fouling los ntawm electrostatic repulsion.
Membrane configuration
Kev teeb tsa ntawm daim nyias nyias yog hais txog nws cov duab thiab kev teeb tsa hauv daim nyias nyias, uas cuam tshuam rau nws cov kev mob hydrodynamic, kev hloov pauv loj, thiab kev poob siab. Muaj plaub yam tseem ceeb ntawm daim nyias nyias rau nanofiltration: daim ntawv tiaj tus, kauv qhov txhab, hollow fiber, thiab tubular. Pav ca daim nyias nyias yog yooj yim thiab saj zawg zog, tab sis lawv muaj tsawg packing ceev thiab siab fouling. Kauv qhov txhab daim nyias nyias yog compact thiab npaum, tab sis lawv muaj siab poob siab thiab concentration polarization. Hollow fiber ntau yog cov ntim ntim siab thiab tsis tshua muaj siab poob, tab sis lawv muaj lub zog tsis muaj zog thiab siab compaction. Tubular daim nyias nyias muaj zog thiab yooj yim los ntxuav, tab sis lawv muaj qhov chaw qis thiab siv zog siab. Koj yuav tsum xaiv cov txheej txheem membrane uas ua kom zoo dua qhov kev lag luam tawm ntawm kev ua haujlwm, nqi, thiab kev saib xyuas.
RO membrane yog tam sim no qhov zoo tshaj plaws filtration technology. Nws tuaj yeem thaiv tag nrho cov yaj hauv cov organic thiab cov organic molecules nrog cov txheeb ze molecular hnyav dua 100, thiab tso cai rau cov dej molecules hla dhau los ua dej ntshiab. Qhov kev tshem tawm ntawm divalent ions nyob rau hauv dej yog siab, mus txog 99.5%, thaum lub sij hawm tshem tawm tus nqi rau monovalent ions kuj yog ntau tshaj 95%.
RO membrane yog dav siv rau kev npaj ntawm qhov chaw dej, dej ntshiab, thiab dej ultrapure; concentration, sib cais, purification thiab ntshiab dej npaj nyob rau hauv cov txheej txheem tshuaj; desalination ntawm seawater thiab dej brackish; Kev lim dej thiab rov ua dua tshiab hauv kev lag luam xws li papermaking, electroplating, thiab luam ntawv thiab dyeing.
Nanofiltration membrane sib cais tshuab tuaj yeem siv rau kev ua kom cov dej zoo, txo TDS concentration, tshem cov xim thiab cov organic teeb meem. Nws thaj chaw thov loj dua yog qhov muag muag ntawm cov dej haus thiab tshem tawm cov organic teeb meem. Nrog rau qhov muaj kuab paug dej ntau zuj zus, tib neeg tau them nyiaj ntau dua rau cov dej haus zoo.
Kev ua haujlwm ntawm cov dej haus feem ntau yog siv coagulation, daws, xuab zeb pom thiab tshuaj tua kab mob chlorine kom tshem tawm cov khib nyiab thiab cov kab mob hauv dej, tab sis cov nyhuv tshem tawm ntawm ntau yam tshuaj yaj yeeb yog tsawg. Nrog rau kev tsis txaus ntawm cov dej ntau zuj zus, ua rau muaj kev ua qias tuaj ib puag ncig, thiab kev txhim kho cov qauv dej haus hauv ntau lub teb chaws, "kev kho dej sib sib zog nqus thev naus laus zis rau tshem tawm ntau yam organic thiab cov tshuaj phem" uas tuaj yeem tshem tawm ntau yam organic teeb meem thiab cov tshuaj phem tau txais ntau dua. saib xyuas.
Tsis tas li ntawd, kev siv thev naus laus zis nanofiltration tuaj yeem ua kom huv thiab mloog zoo rau biochemical reagents; cais cov roj thiab dej; rov qab ethylene glycol; rov qab tooj liab sulfate; cais thiab concentrate cov organic thiab inorganic kua; purify, mloog zoo, thiab desalt dyes; cais thiab mloog zoo tshuaj suav tshuaj; concentrate fermentation broth. Raws li hom tshiab ntawm kev sib cais membrane, nanofiltration membrane tau dav siv rau nws cov kev sib cais zoo heev, thiab yuav ua lub luag haujlwm tseem ceeb hauv kev txo qis kev siv hluav taws xob, kev tiv thaiv ib puag ncig, kev ua kom zoo dua qub, thiab kev txhim kho kev lag luam.
Yuav Ua Li Cas Ntxiv Cov Cycle Ntxuav ntawm Nanofiltration Membrane Element
Nce kev kho mob
Kev nce cov txheej txheem pretreatment feem ntau yog siv ntev tshaj plaws, thiab cov dej nyoos tuaj yeem kho ua ntej los ntawm cov txheej txheem xws li cov ntxaij lim dej ntau thiab ultrafiltration membranes los txhim kho cov dej zoo, uas tuaj yeem txo cov pa phem ntawm nanofiltration membrane cov ntsiab lus.
Ntxiv kua qaub
Lub CaCO3 nyob rau hauv feem ntau cov dej saum npoo av thiab hauv av yuav luag saturated. Yog li ntawd, los ntawm kev ntxiv H nplooj rau hauv cov kua qaub, cov tshuaj sib npaug tuaj yeem hloov mus rau sab laug kom cov calcium carbonate nyob rau hauv lub xeev yaj. Qhov zoo ntawm cov kua qaub siv yuav tsum yog qib zaub mov. Nyob rau hauv ntau lub teb chaws thiab cheeb tsam, sulfuric acid yog siv yooj yim dua li hydrochloric acid, tab sis ntawm qhov tod tes, cov ntsiab lus ntawm sulfate radicals hauv dej muaj zog nce. Raws li qhov ntsuas sulfate muaj kev txhawj xeeb, qhov teeb meem yuav loj heev.
Ntxiv antiscalant
Scale inhibitors tuaj yeem siv los tswj carbonate nplai, sulfate nplai, thiab calcium fluoride nplai. Feem ntau muaj peb hom scale inhibitors: sodium hexametaphosphate (SHMP), organic phosphate, thiab polyacrylate. Nws yog qhov tsim nyog rau kev tiv thaiv qhov ntsuas ntawm insoluble aluminium thiab hlau, thiab lub siab molecular hnyav polyacrylate tuaj yeem txo qhov tsim ntawm SiO2 scaling los ntawm cov nyhuv dispersion.
Ntxiv softening resin
Na+z ion tuaj yeem siv los hloov thiab tshem tawm cov nplai cations xws li Ca2+, Ba2+, thiab Sr2+ hauv dej. Thaum kho qhov no, pH ntawm cov dej muaj zog yuav tsis hloov. Yog li ntawd, tsis muaj kev ua haujlwm degassing yog yuav tsum tau.
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