Nyob rau hauv cov txheej txheem nyuaj ntawm mining thiab ntxhia ua, kev kho dej khib nyiab yeej ib txwm yog qhov nyuaj thiab tseem ceeb txuas. Mining cov dej khib nyiab feem ntau yog tus cwj pwm los ntawm qhov siab ntawm cov khib nyiab tshem tawm, cov hlau hnyav, roj, thiab pH qhov tseem ceeb, ua rau muaj kev sib tw tseem ceeb rau cov cuab yeej kho mob ib txwm muaj. Nyob rau hauv xyoo tas los no, ceramic membranes, raws li ib qho kev siv technology siab heev, tau dhau los ua cov cuab yeej muaj zog rau kev daws qhov teeb meem no, vim lawv qhov ua tau zoo heev. Txawm li cas los xij, ntau tus neeg siv khoom muaj peev xwm feem ntau sau nrog ntau cov lus nug thaum lawv pib ntsib nrog cov thev naus laus zis no.
Tsab ntawv xov xwm no yuav muab rau koj nrog cov txheej txheem ceramic membrane FAQ, kev teeb tsa thiab teb cov lus nug tseem ceeb txogceramic membranes rau kev kho dej khib nyiab.
Q1: Dab tsi yog ceramic membranes? Cov ntaub ntawv dab tsi yog lawv ua los ntawm?
Ceramic Membrane yog cov khoom siv porous pom los ntawminorganic ceramic khoom(xws li alumina, zirconia, titania, thiab lwm yam)los ntawm kev tsim khoom tshwj xeeb. Nws cov qauv yog feem ntau asymmetrical, muaj xws liib txheej kev txhawb nqa, txheej nruab nrab, thiab txheej txheej sib cais. Qhov kev tsim no ua kom muaj zog txhua yam muaj zog thiab muaj peev xwm sib cais meej. Peb lub tuam txhab, Taihe Environmental Protection, siv thoob ntiaj teb kev npaj thev naus laus zis los xyuas kom meej qhov purity thiab kev ruaj ntseg ntawm cov khoom siv membrane, tso lub hauv paus ruaj khov rau nws qhov kev ua tau zoo tshwj xeeb.
Q2: Lub hauv paus ntsiab lus ua haujlwm ntawm ceramics yog dab tsi? Yuav ua li cas lawv txawv ntawm cov tsoos filtration?
Hais txog yuav ua li cas ceramic membrane ua haujlwm, nws cov tub ntxhais yogtxoj cai "cross{0}}flow filtration".. Tsis zoo lihom "tuag-end filtration" homntawm cov tsoos pom (xws li cov xuab zeb pom), cov kua dej pub ntws ntawm qhov nrawm nrawm hauv cov hlab ntsha ceramic. Tsav los ntawm lub siab, cov khoom me me xws li dej tuaj yeem dhau los ntawm txheej txheej membrane, thaum impurities xws li tshem tawm cov khib nyiab, cov roj tee, thiab cov molecules loj raug tso tseg thiab nqa mus nrog cov concentrate. Txoj kev no zoo txo cov tsub zuj zuj ntawm cov kab mob ntawm daim nyias nyias, tswj kom ruaj khov pom kev ua haujlwm tau ntev.
Q3: Dab tsi txawv qhov pore loj npaum li cas ntawm ceramics muaj? Lawv raug xaiv li cas rau kev lag luam mining?
Ceramic membranes npog ntau qhov pore qhov ntau thiab tsawg,los ntawm micron mus rau nanometer nplai, thiab feem ntau yog muab faib uamicrofiltration (MF), ultrafiltration (UF), thiab nanofiltration (NF). Hauv cov dej khib nyiab tsuas, daim ntawv thov ntawm ultrafiltration membranes tshwj xeeb yog dav. Lawv tuaj yeem tshem tawm cov khoom raug tshem tawm zoo, colloids, thiab cov roj emulsified, ua rau lawv qhov zoo tshaj plaws pretreatment barrier ua ntej ib tug tom qab kev kho mob sib sib zog nqus system (xws li thim rov qab osmosis), kom ntseeg tau qhov muaj peev xwm ntawm cov dej khib nyiab rov qab los yog tso tawm raws. Peb yuav xaiv qhov zoo tshaj plaws membrane pore loj rau koj raws li koj cov dej zoo thiab cov hom phiaj kev kho mob.
Q4: Ceramic membranes puas tuaj yeem kho cov dej khib nyiab nrog pH ntawm 1?
Cov lus teb yog qhov tseeb yog. Qhov no yog ib qho ntawm cov txiaj ntsig tseem ceeb ntawm cov khoom siv ceramic. Vim cov tshuaj inertness ntawm lawv cov khoom inorganic,ceramic daim nyias nyias muaj cov tshuaj tiv thaiv zoo heev rau cov kua qaub thiab alkalis, tso cai rau kev ruaj khov, ntev - lub sijhawm ua haujlwm thoob plaws pH ntau yam, los ntawm cov kua qaub rau cov alkalis muaj zog.Txawm hais tias kho acid mine kua (AMD) lossis alkaline ntxhia ua cov dej khib nyiab, nws qhia tau tias muaj kev ruaj ntseg tshwj xeeb.
Q5: Nws hloov pauv li cas rau kev hloov pauv hauv cov dej zoo?
Kev hloov pauv ntawm cov dej zoo thiab qhov ntau yog ib txwm nyob hauv cov txheej txheem mining. Los ntawm kev tsim txiaj ntawm lawv cov qauv tsim lub cev muaj zog thiab cov khoom siv tshuaj lom neeg ruaj khov, cov khoom siv ceramics pom muaj zog yoog raws li kev hloov pauv.Tsis muaj qhov nce ntxiv ntawm qhov siab ntawm cov khib nyiab tshem tawm lossis luv luv - lub sij hawm hloov pauv ntawm pH tus nqi yuav ua rau lawv tsis muaj kev puas tsuaj, yog li ua kom muaj kev ua haujlwm zoo ntawm tag nrho cov kev kho mob.
Q6: Ceramic membranes puas tuaj yeem tshem tawm cov ntsev yaj?
Qhov no yog ib lo lus nug zoo heev. Nws yuav tsum tau hais ncaj qha tias cov khoom siv ceramics lawv tus kheej feem ntau yog siv los tsis lees txais cov khoom paug hauv lub cev xws li tshem tawm cov khib nyiab thiab cov colloids, thiabtsis tuaj yeem tshem tawm cov ntsev ntsev ncaj qha (xws li TDS) los ntawm dej. Txawm li cas los xij,nws plays lub luag haujlwm tseem ceeb "scavenger" hauv cov txheej txheem desalination. Cov effluent pretreated los ntawm ceramic membrane yog crystal ntshiab, uas muaj peev xwm tiv thaiv downstream rov qab osmosis (RO) daim nyias nyias, ntev lawv cov kev pab cuam lub neej, thiab txo cov nqi khiav hauj lwm, ua rau nws yog ib tug zoo tshaj plaws khub rau kev ua tau zoo desalination.
Q7: Yuav ua li cas koj tiv thaiv fouling nyob rau hauv ceramics?
Kev tiv thaiv - fouling kev ua tau zoo ntawm cov khoom siv ceramic yog qhov zoo tshaj plaws ntawm cov khoom siv polymer. Qhov no yog vim nws cov khoom siv hydrophilicity, du sab hauv nto, thiab tus ntoo khaub lig- ntws ua haujlwm hom. Tau kawg, ib qho kev lim dej yuav muaj qee qhov kev fouling tom qab ua haujlwm ntev -. Tab sis qhov zoo ntawm ceramics yogtias nws fouling yog reversible. Los ntawm kev niaj hnubonline backwashing thiab periodic tshuaj ntxuav, nws cov flux tuaj yeem rov qab tau yooj yim, thiab qhov no yog ib qho ntawm cov haujlwm tseem ceeb ntawm kev saib xyuas ceramic membrane.
Q8: Vim li cas tus nqi ntawm cov khoom siv ceramics siab dua li ntawm cov khoom siv polymer?
Hais txog tus nqi ceramic membrane, nws yog qhov tseeb tias lawv cov peev txheej pib yog siab dua li ntawm cov khoom siv polymer. Qhov no feem ntau yog vim lawvsiab raw khoom tus nqi, complex txheej txheem ntau lawm, thiab tsis tshua muaj siab technical thiab khoom yuav tsum tau. Txawm li cas los xij, thev naus laus zis yuav tsum tsis txhob raug ntsuas tsuas yog ntawm nws tus nqi nce siab. Peb tawm tswv yim rau kev txiav txim siab los ntawm tag nrho lub neej kev xav. Nws ntev - cov txiaj ntsig kev lag luam yuav ua pov thawj tias qhov kev nqis peev no tsim nyog.
Q9: Nws lub neej ua haujlwm tiag tiag yog dab tsi?
Lub neej ntawm ceramics yog ib qho ntawm lawv cov yam ntxwv ntxim nyiam tshaj plaws. Vim lawv zoo heev tiv thaiv abrasion, tshuaj corrosion, thiab siab mechanical zog,kev pab cuam lub neej ntawm ceramics tuaj yeem tshaj nees nkaum xyoo, feem ntauob peb zaug ntawm cov tsoos organic membranes, tso cai rau lawv ua haujlwm ruaj khov rau ntau xyoo txawm tias ua haujlwm hnyav. Qhov no txhais tau tias tsawg dua kev hloov pauv thiab tus nqi qis dua tag nrho lub neej.
Q10: Puas yog kev saib xyuas niaj hnub ntawm ceramics nyuaj?
Kev tu txhua hnub yog qhov yooj yim heev.Lub kaw lus feem ntau ua haujlwm tsis tu ncua, feem ntau suav nrogtimed automatic backwashing. Cov neeg ua haujlwm tsuas yog yuav tsum tau kuaj xyuas tsis tu ncua kom ntseeg tau tias cov cuab yeej ua haujlwm zoo li qub.Piv rau cov txheej txheem organic membrane uas yuav tsum tau hloov tas li thiab ua tib zoo tuav, cov txheej txheem ceramic tau ua tiav "kev txhawj xeeb-dawb thiab ua haujlwm- txuag" ua haujlwm.
Q11: Yuav ua li cas ntxuav cov ceramics?
Kev ntxuav cov ntaub nplaum ceramic yog qhov hloov tau yooj yim thiab siv tau zoo. Nyob ntawm qhov xwm txheej ntawm cov kab mob, cov txheej txheem xws lialkaline tu, kua qaub tu, los yog txawm oxidant tu yuav siv tau.Ua tsaug rau lawv txoj kev ua siab ntev, peb tuaj yeem siv cov kev daws teeb meem zoo dua thiab muaj zog ua kom rov ua tiav cov txheej txheem ua haujlwm hauv lub sijhawm luv luv, tsis tas txhawj txog kev puas tsuaj rau daim nyias nyias.
Q12: Muab piv rau cov khoom siv polymer, qhov tsis zoo ntawm cov khoom siv ceramic yog dab tsi?
Frankly, qhov tsis zoo ntawm cov kab xev ceramic feem ntau yog tsom rau ob lub ntsiab lus:ib qho yog tus nqi pib yuav khoom ntau dua tau hais ua ntej; lwm tus yog li ntawdlawv cov khoom uacov membrane modules kuj hnyav. Txawm li cas los xij, cov kev tsis zoo no tuaj yeem cuam tshuam tag nrho los ntawm lawv qhov ntev - lub sijhawm ua haujlwm zoo. Lub neej ntev dua, tus nqi kho qis dua, thiab kev ntseeg siab ntau dua ua rau kev tsim khoom tas mus li thiab ruaj khov, tag nrho cov no txhais tau tias muaj txiaj ntsig kev lag luam.
Q13: Nyob rau hauv dab tsi ua hauj lwm tej yam kev mob koj yuav tsis pom zoo siv ceramics?
Txawm hais tias cov khoom siv ceramics muaj ntau yam kev siv, peb yuav tsis pom zoo kom lawv ua thawj qhov kev xaiv nyob rau hauv ob peb yam tshwj xeeb. Piv txwv li,yog tias cov dej yuav tsum tau kho yog huv heev, tsuas muaj ib qho me me ntawm cov khoom me me xwb, thiab tsis muaj tshuaj lom neeg corrosivity, tom qab ntawd siv txoj kev yooj yim dua, ib txwm pom txoj kev yuav raug nqi ntau dua - siv tau raws li kev nqis peev thawj zaug. Peb pab pawg kws tshaj lij ntawm Taihe Environmental Protection yuav ib txwm ua los ntawm cov kev xav tau tiag tiag thiab ntev - cov kev txaus siab ntawm tus neeg siv khoom los muab cov kev daws teeb meem zoo tshaj plaws.
Q14: Los ntawm kev sib tham txog qhov project mus rau qhov system commissioning, nws yuav siv sij hawm ntev npaum li cas?
Qhov project ncua sij hawm nyob ntawm qhov ntsuas thiab qhov nyuaj ntawm qhov project. Cov txheej txheem dav dav suav nrog:Kev sib pauv kev ua ntej, kev soj ntsuam cov qauv dej thiab kev ntsuas me me, - ntsuas ntsuas, cov qauv tsim qauv, kev tsim khoom thiab kev sib koom ua ke, ntawm - qhov chaw teeb tsa thiab kev ua haujlwm, thiab kev cob qhia cov neeg ua haujlwm.Peb muaj kev tswj xyuas qhov project paub tab uas tso cai rau peb txhawm rau txhim kho cov txheej txheem ua haujlwm tau zoo thaum ua kom zoo.
Q15: Koj puas muab cov kev pab cuam muag khoom thiab kev pab cuam tom qab muag dab tsi?
Raws li lub tuam txhab kev tshaj lij tau koom nrog hauv kev lag luamceramic membranes rau kev kho dej khib nyiab, Taihe Environmental Protection muab ntau yam kev txhawb nqa thiab kev pabcuam.Los ntawm kev teeb tsa thiab kev ua haujlwm, kev cob qhia tus neeg teb xov tooj, mus rau -cov lus qhia ua haujlwm ntev thiab kev daws teeb meem, peb ib txwm sawv nrog peb cov neeg siv khoom. Peb ntseeg ruaj khov tias kev xa ib qho system tsuas yog qhov pib ntawm peb txoj kev koom tes; ua kom nws lub sijhawm ntev -, ruaj khov, thiab ua haujlwm tau zoo yog lub hom phiaj ntawm peb qhov kev pabcuam.
Peb cia siab tias cov ncauj lus ntxaws ntxaws ntawm cov lus nug thiab cov lus teb ntawm cov dej khib nyiab no tuaj yeem pab koj tau txais peb qhov ntau ntxiv -qhov loj me thiab - nkag siab tob txog cov txheej txheem ceramic membrane.