Kev tsom xam ntawm cov tshuaj lim tshuaj

Tshuaj Kev Lag Luam Tshuaj Yuav tsum muaj cov tshuaj tua kab ntau lawm wastewater thiab hluavtaws yeeb tshuaj ntau lawm quav dej. Tshuaj Kev Lag Luam Khoom Siv Tshuaj Ntau suav nrog Ntau Yam Khoom Siv Dej Qhuav Ntau Lawm Wastewater, Ntxuav Dej thiab Ntxuav Wastewater los ntawm ntau txoj kev npaj cov txheej txheem. Cov dej khib nyiab yog tus cwj pwm los ntawm cov ntsiab lus hauv cov organic, muaj txiaj ntsig zoo, cov ntsiab lus siab ntsev, tshwj xeeb tshaj yog cov khoom siv tsis zoo thiab cov kev tawm suab sib txawv. Nws yog ib qho kev siv tshuaj khib nyiab uas tsis yooj yim los kho. Nrog rau kev txhim kho ntawm kuv lub teb chaws txoj kev lag luam kws tshuaj, txheej txheej txheej txheej tau maj mam dhau los ua ib qho tseem ceeb ua cov kev ua qias tuaj.

1. Kev kho mob ntawm cov tshuaj khib nyiab

Txoj kev kho mob ntawm cov tshuaj dej khib nyiab uas tau kho lub cev, kev kho mob thiab kev kho tshuaj lom neeg muaj nws tus kheej txoj kev zoo thiab qhov tsis zoo.

Kev kho lub cev thiab tshuaj lom neeg

Raws li cov khoom siv dej ua tau zoo ntawm cov tshuaj lim dej yuav tsum tau siv ua kev kho mob ua ntej lossis kev kho mob tom qab rau kev kho mob biochemical. Tam sim no siv cov txheej txheem ntawm lub cev thiab tshuaj lom neeg suav nrog kev sib cais, cua flotation, adsorption, ammonia stripping, electrolysis, ion txauv thiab membrane sib cais.

sib pauv

Qhov thev naus laus zis no yog kev kho dej dej dav siv nyob hauv tsev thiab txawv teb chaws. Nws yog dav siv nyob rau hauv kev kho mob ua ntej thiab kev kho mob tom qab kev kho mob, xws li txhuas sulfate thiab polyferric sulfate hauv cov tshuaj suav tshuaj lom neeg quav tshuaj. Tus yuam sij rau kev kho kom zoo rau kev kho yog qhov tseeb xaiv thiab ntxiv cov coagulants nrog kev ua tau zoo. Nyob rau hauv xyoo tsis ntev los no, txoj kev txhim kho ntawm cov coagulants tau hloov pauv los ntawm cov roj ntsha tsis muaj roj ntau ntxiv, thiab los ntawm ib leeg tivthaiv [3]. Liu minghua li al. [4] Kho tus lej, ss thiab chromaticity ntawm cov khib nyiab ua kua nrog lub ph ntawm 6.5 thiab cov flocculant koob tshuaj ntawm 300 mg / u nrog lub siab-ua tau zoo flocculant F-1. Cov nqi tshem tawm tau 69.7%, 96.4% thiab 87.5%, feem.

Cua Huab Cua

Huab cua huab cua feem ntau suav nrog ntau hom ntawv xws li Iverator frolotation, faus huab cua ntxais, tshuaj tua huab cua, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab cua tshuab elecolytic, thiab kuas elecolytic huab cua. Xinchang pharpgingutical capmentical network siv CAF Vortex Cua Floice ntaus ntawv rau Pretreat Kws Tshuaj Lom Neeg quav tshuaj. Qhov nruab nrab tshem tawm tus nqi ntawm cov lej yog li 25% nrog cov tshuaj tsim nyog.

Adsorption Txoj Kev

Feem ntau siv cov adsorbents yog ua kom cov pa roj carbon, ua kom zoo nkauj, thiab lwm yam. Cov txiaj ntsig tau pom tias COD raug tshem tawm tus nqi ntawm kev tshaj tawm pretreatment yog 41.1%, thiab lub pob ntawm lub cev / cov lej hloov kho tau zoo dua qub.

Membrane Sib Cais

Membrane Technologies Muaj kev rov qab osmosis, nanofiltration thiab fiber membranes kom rov qab cov ntaub ntawv muaj txiaj ntsig zoo thiab txo cov khoom siv organic tag nrho. Lub ntsiab nta ntawm cov thev naus laus zis yog cov khoom siv yooj yim, tsis muaj theem hloov thiab hloov tshuaj, ua haujlwm siab thiab txuag hluav taws xob. Juanna li al. Siv cov nanofiltration membranes cais cinnamin dej zam. Nws tau pom tias thaj av iniscin cuam tshuam ntawm Lincomycin ntawm cov kab mob me me hauv cov dej khib nyiab hauv cov dej khib nyiab tau raug txo kom tsawg, thiab tu kom zoo nkauj.

elololsissis

Cov qauv muaj qhov zoo ntawm kev ua haujlwm siab, kev ua haujlwm yooj yim thiab cov zoo li, thiab cov nyhuv elecolytic decolorization yog qhov zoo. Li ying [8] nqa tawm electrolytic pretrealment ntawm Riboflavin supernatant, thiab cov nqi tshem tawm ntawm 71%, 83% thiab 67%, feem.

Kev Kho Mob Kev Siv Tshuaj

Thaum siv tshuaj lom neeg siv tshuaj lom neeg, kev siv ntau dhau ntawm qee yam reagents yog yuav ua rau lub cev dej theem nrab ntawm lub cev. Yog li ntawd, kev sim tswv yim kev tshawb fawb yuav tsum tau ua ua ntej tsim qauv. Tshuaj Kev Tshuaj Muaj xws li cov qauv hlau-carbon, tshuaj redon reagent, h2o2, O3), OT3), OTC.

Hlau Carbon Txoj Kev

Cov haujlwm lag luam qhia tau tias kev siv FE-C yog cov kauj ruam pretreatment rau cov khoom siv dej pheeb suab tuaj yeem txhim kho lub biodegradity ntawm effluent. Lou Maoxing siv cov hlau-micro electrolysis-Anaerobic-Aerobic-huab cua-huab cua sib xyaw ua ke los ntawm cov tshuaj nruab nrab ntawm cov tshuaj nruab nrab xws li erythromycin thiab Ciprofloxacin. Lub cod raug tshem tawm tom qab kev kho mob nrog hlau thiab cov roj carbon tau 20%. %, thiab effluent kawg ua raws li cov txheej txheem thawj zaug hauv tebchaws

Fenton's Reugent Ua

Kev sib xyaw ntawm ferrous ntsev thiab H2O2 yog hu ua Fenton lub reagent, uas tuaj yeem tshem tawm cov edgent organic uas tsis tuaj yeem raug tshem tawm cov cuab yeej siv dej lim dej. Nrog rau qhov tob zuj zus ntawm kev tshawb fawb, ultraviolet teeb (UV), oxalate (c2o42-), thiab lwm yam. Siv TiO2 ua catalyst thiab ib 9W tsawg-siab teeb tau kho nrog Fenton's Rethatation yog 92.3%, thiab Nitrobenzene compound poob los ntawm 8.05mg / L. 0.41 mg / l.

Oxidation

Tus txheej txheem tuaj yeem txhim kho cov biodegradity ntawm wantewater thiab muaj ib tus nqi tshem tawm zoo dua. Piv txwv li, peb txoj kab mob tshuaj tua kab mob xws li Balcioglu raug kho los ntawm ozone oxidation. Cov txiaj ntsig tau pom tias kev cuam tshuam ntawm cov dej xas tsis tau tsuas yog nce lub pob ntawm pob

Oxidation Technology

Kuj tseem paub tias yog kev tshaj lij oxidation thev naus laus zis, hluav taws xob ua ke, hluav taws xob zoo nkauj, luam tawm cov dej oxidation, photocatalytic oxidation thiab ultrasonic teeb meem. Ntawm lawv, Ultraviolet photocatalytic oxidation thev naus laus zis ntawm novelty, siab ua kom tiav rau cov tsis zoo rau kev ua tsis tau zoo ntawm hydrocarbons. Piv nrog kev kho cov hau kev xws li ultraviolet rays, cua sov, thiab siv zog, kev siv tshuaj organic ntau dua thiab xav tau cov khoom siv tsawg dua. Raws li hom kev kho mob tshiab, ntau dua thiab ntau xim tau them. Xiao Guangquan li al. [13] siv cov qauv kev sib chwv ultrasonic Kev kho ultrasonic tau nqa tawm rau 60 s thiab lub zog yog 200 w, thiab tag nrho cov cod tshem tawm ntawm cov dej khib nyiab yog 96%.

Kev Kho Mob Biochemical

Kev Kho Mob Biochemical yog cov kws kho tshuaj siv hluav taws xob siv hluav taws xob, suav nrog cov qauv siv roj ntsha, xws li cov qauv siv roj ntsha

Kev Kho Mob Ntaus Aerobic

Vim tias feem ntau ntawm cov tshuaj tua dej siab yog cov peev txheej organic lim dej, nws yog feem ntau tsim nyog kom dilute kev daws teeb meem thaum kho mob berobic. Yog li, lub zog noj yog loj, cov dej khib nyiab tuaj yeem kho tau biochemically, thiab nws nyuaj rau kev tawm mus rau tus txheej txheem tom qab kev kho mob biochemical. Yog li ntawd, siv aerobic ib leeg. Muaj ob peb kev kho mob muaj thiab cov qauv pretreatment yog qhov yuav tsum tau ua. Feem ntau siv cov txheej txheem kev kho mob berobic xws li cov txheej txheem sludge, AV txheej txheem), kev ua kom zoo nkauj), kev ua kom tiav cov txheej txheem sludge, thiab lwm yam. (Cass Txoj Kev) thiab lwm yam.

Tob txog txoj kev Aeration

Tob tau zoo aeration yog ib tug high-ceev ushing ua rau sludge system. Tus txheej txheem muaj cov oxygen siv cov oxygen siv, cov kev kho mob hauv tsev kom zoo, tsis muaj peev txheej qis, tsis muaj sludge bulking thiab tsawg dua sludge ntau lawm. Ib qho ntxiv, nws cov thermal rwb thaiv tsev tau yog qhov zoo, thiab kev kho mob tsis cuam tshuam los ntawm huab cua ntawm lub caij dej phwj tuaj kho mob nyob rau sab qaum teb thaj chaw. Tom qab lub siab-siab cov men organic wastewater los ntawm NortheTheast kho lub taub dej sab qaum teb yog biochemically kho lub taub dej Aeration Aeration, lub cod tshem tawm tus nqi mus txog 92.7%. Nws tuaj yeem pom tau tias kev ua tau zoo yog qhov muaj txiaj ntsig zoo heev, uas muaj txiaj ntsig zoo rau kev ua haujlwm tom ntej. Ua si lub luag haujlwm txiav txim siab.

Ab txoj kev

Qhov AB txoj kev yog ultra-high-high-high-high-high-install activated sludge txoj kev. Tus nqi tshem tawm ntawm lub cev ntawm lub cev, ss, phosphorus thiab ammonia nitrogen los ntawm kev ua haujlwm ntawm cov txheej txheem sludge. Nws cov txiaj ntsig zoo tshaj plaws yog qhov siab thauj ntawm ib ntu, lub zog tiv thaiv lub peev xwm, thiab cov tshuaj lom loj ntawm cov nqi thiab lom. Nws yog qhov tshwj xeeb tshaj yog tsim nyog kho cov dej phwj tuaj nrog kev kub siab thiab kev hloov pauv ntawm cov dej zoo thiab ntau. Txoj kev ntawm Yang Junshi li al. Siv cov roj ntsha roj kuab ua kom nruj-ab txheeb cais tawm cov tshuaj tua kab mob, uas muaj cov tshuaj tua hluav taws xob tsawg dua li cov khoom siv roj xyoob

Kev Sib Tham Txog Roj ntsha

Cov thev naus laus zis no sib xyaw ua ke ntawm cov txheej txheem sludge thiab biofilm ntawm cov khoom sib txawv, cov kev ua haujlwm ruaj khov, kev tswj hwm ruaj khov thiab kev tswj hwm yooj yim. Ntau txoj haujlwm txais yuav ob-theem qauv, ua rau muaj kev sib tw hauv cov neeg sib txawv, thiab txhim kho biochemical teebmeem thiab kev poob siab. Nyob rau hauv engineering, anaerobic kev zom thiab acidification feem ntau siv los ua cov kauj ruam pretreatment, thiab ib txheej txheem oxidation oxidation yog siv los kho kws tshuaj pov tseg. Harbin North Lub Chaw Tsim Tshuaj Hydrolys Accolysis Acidification-ob-theem kev sib cuag oxidation lombation los kho cov tshuaj tua tsiaj. Cov kev ua haujlwm ua yeeb yam qhia tau tias cov kev kho mob ruaj khov yog ruaj khov thiab cov txheej txheem ua ke yog qhov tsim nyog. Nrog kev nce zuj zus ntawm cov txheej txheem thev naus laus zis, daim ntawv thov teb kuj tseem muaj ntau yam ntxiv.

Sbr txoj kev

Tus qauv sbr muaj qhov zoo ntawm cov kev ua poob siab, kev ua haujlwm qis, kev tshem tawm me, muaj txiaj ntsig zoo ntawm kev tshem tawm, thiab kev raug tshem tawm zoo thiab phosphorus tshem tawm. Cov. Facking Wastewater. Kev sim ntawm kev kho cov tshuaj pov tseg los ntawm cov txheej txheem txheej txheem SBR Qhov teeb tsa ntawm anoxic ntu, tshwj xeeb tshaj yog cov qauv tsim ntawm anaerobic thiab aerobic, tuaj yeem txhim kho cov nyhuv kho; Cov sbr tau txhim kho kev kho mob ntawm PAC cov txheej txheem tuaj yeem txhim kho qhov kev tshem tawm ntawm cov kab ke. Nyob rau hauv xyoo tsis ntev los no, tus txheej txheem tau dhau los ua ntau dua thiab tau zoo tshaj thiab yog siv dav hauv kev kho mob ntawm cov tshuaj pov tseg.

Kev Kho Mob Anaerobic

Tam sim no, kev kho mob siab-siab cov dej ntws organic dej hauv tsev thiab txawv teb chaws yog tseem muaj txiaj ntsig tom qab kev kho mob anaerobic, thiab kev kho mob tom qab (xws li kev kho mob tsiaj txhu) feem ntau Yuav tsum muaj. Tam sim no, nws tseem tsim nyog kom muaj zog ntxiv rau kev txhim kho kev txhim kho thiab kev tshawb fawb ntawm cov khoom siv anaerobic reaerobic reactors, thiab ntsuas kom tob rau kev ua haujlwm. Cov ntawv thov kev ua tau zoo tshaj plaws hauv Tshuaj Kho Mob Nkawv Ua Utasbic Sludge txaj (UASB), anaerobic baffle (A xeeb), hydrolysis, thiab lwm yam.

Siv Txoj Cai

Lub60B reactor muaj qhov zoo ntawm anaerobic kev zom zaws ua hauj lwm zoo, cov qauv siv yooj yim, thiab tsis tas yuav tsum muaj cov khoom siv slude rov qab. Thaum UASB siv nyob rau hauv kev kho mob ntawm Kanamycin, VC, SD, cov lus qhia SS Tshuaj Kho Mob Lub COD raug tshem tawm tus nqi ntawm ob-theem series siv tau nce ntau dua 90%.

UBF txoj kev

Yuav wenning li al. Ib qho kev sib piv tau ua rau kev siv rau kev siv rau kev siv ulwb thiab ubf. Cov txiaj ntsig qhia tau tias UBF muaj cov yam ntxwv ntawm kev hloov pauv loj thiab sib cais thiab hom kev ua haujlwm zoo, thiab muaj zog ua haujlwm ruaj khov. Oxygen Bioreactor.

Hydrolysis thiab Acidification

Lub taub hau hydrofych yog hu ua hydrolyzed ntws los tau sludge txaj (husb) thiab yog hloov kho uleb. Piv nrog cov txheej txheem anaerobic tank, lub hydrolyrees tank muaj cov txiaj ntsig hauv qab no: tsis muaj peb-theem separator, uas txo tus nqi thiab tswj kev tu; Nws tuaj yeem txwv macromolecules thiab tsis-biodegradable organic hauv dej phwj tuaj ua cov lwg me me. Qhov yooj yim biodegradable organic teeb meem txhim kho lub biodegradity ntawm cov dej nyoos; Cov tshuaj tiv thaiv yog nrawm, lub tank ntim yog me me, lub peev txheej kev lag luam yog me me, thiab cov sludge ntim yog txo. Nyob rau hauv xyoo tsis ntev los no, cov txheej txheem hydrolysis-aerobic tau siv dav siv hauv kev kho mob ntawm cov tshuaj pov tseg. Piv txwv li, lub hoobkas biopharteutical siv cov txheej txheem hydrolytic acidification-ob-theem kev sib cuag oxidation oxidation los kho cov tshuaj lim dej. Lub lag luam yog ruaj khov thiab cov organic teeb meem tshem tawm yog qhov zoo tshaj plaws. Cov nqi tshem tawm ntawm Cod, BOD5 SS thiab SS yog 90.7%, 92.4% thiab 87.6%, feem.

Anaerobic-aerobic ua ke cov txheej txheem

Txij li thaum kev kho mob aerobic lossis kev kho mob anaerobic ib leeg tsis tuaj yeem ua tau raws li cov kev lag luam Aerobic, cuam tshuam txog kev nqis peev thiab cov txiaj ntsig kev nqis peev thiab cov txiaj ntsig kev kho mob thiab kev kho mob ntawm cov dej khib nyiab. Nws yog dav siv nyob rau hauv engineering kev coj ua vim yog kev ua yeeb yam ntawm ib txoj kev ua. Piv txwv li, lub hoobkas kev siv cov txheej txheem anaerobic-aerobic los kho cov tshuaj tua dej yog 98%, lub cim bod5 tus lej tshem tawm yog 95%, thiab cov tshuaj kho mob ruaj khov. Micro-electrolysis-Anaerobic Hydrolysis-acidification-sbr cov txheejbr tau siv los kho cov tshuaj hluavtaws tshuaj lom neeg quav tshuaj. Cov txiaj ntsig qhia tau hais tias tag nrho cov txheej txheem muaj kev cuam tshuam zoo rau kev hloov chaw zoo thiab ntau, thiab cov txheej txheem xaiv zoo tagnrho rau kev kho cov tshuaj pov tseg. - Catalytic oxidation - hu rau oxidation txheej txheem. Thaum tus lej ntawm tus neeg muaj zog yog li ntawm 12 000 mg / u, lub cod ntawm effluent yog tsawg dua 300 mg / u; Cov nqi tshem tawm ntawm Cod hauv Biologically refraction cov tshuaj lom neeg tuaj yeem ua rau muaj 87.31%, uas yog ntau dua li siv cov qauv biofilm thiab sbr txoj kev.

Tsis tas li ntawd, nrog kev txhim kho kev txuas ntxiv ntawm membrane Technology, daim ntawv thov tshawb fawb ntawm Membrane Boreactical (MBR) nyob rau hauv kev kho quav dej tau nkag mus tob. MBR sib txuas cov yam ntxwv ntawm Membrane sib cais tshuab thiab muaj kev kho mob ntawm cov khoom siv loj, cov hneev me me, thiab tsawg dua residual sludge. Lub anaerobic membrane biotactor cov txheej txheem tau siv los kho cov kws tshuaj nruab nrab acidmediation nrog COD / l. Lub Cod raug tshem tawm tus nqi ntawm cov kab ke tseem siab dua 90%. Thawj thawj zaug, lub peev xwm ntawm cov kab mob kom ua rau pom cov organic tshwj xeeb tau siv. Exporatal membrane yog siv los kho cov tshuaj Wastewater muaj 3,4-dichloroaniline. HRT yog 2 H, tus nqi tshem tawm mus txog 99%, thiab cov nyhuv zoo tshaj plaws tau txais. Txawm hais tias tus membrane fouling teeb meem, nrog kev txhim kho kev nruam cov tshuaj nkev thev naus laus zis, MBr yuav siv ntau dua hauv kev kho cov chaw tshuaj pov tseg.

2. Kev kho cov txheej txheem thiab xaiv cov tshuaj khib nyiab

Cov yam ntxwv ua kom zoo ntawm cov tshuaj yeeb ua kom nws tsis yooj yim tshaj plaws rau cov tshuaj ntsuab ib leeg, yog li kev kho mob ua ntej kev kho mob. Feem ntau, lub tank regulating yuav tsum tau teeb tsa cov dej ua tau zoo thiab ua rau cov txheej txheem tiag tiag raws li qhov teeb meem tiag tiag raws li cov khoom siv hluav taws xob ua raws li cov neeg siv tshuaj salinity Kev ntsuas hluav taws xob hauv cov tshuaj sau ua ke hauv cov dej khib nyiab, thiab txhim kho kev tsis muaj peev xwm ntawm cov dej khib nyiab. Txhawm rau pab txhawb cov khoom tom qab biochemical ntawm chaw pov tseg.

Qhov pretreated dej khib nyiab tuaj yeem kho los ntawm anaerobic thiab aerobic cov txheej txheem raws li nws cov yam ntxwv zoo. Yog tias txoj kev yuav tsum tau ua tau yog qhov siab, AEROBIC kev kho mob yuav tsum txuas txuas ntxiv tom qab txheej txheem kev kho mob aerobic. Kev xaiv ntawm cov txheej txheem tshwj xeeb yuav tsum nkag siab cov txheej txheem xws li qhov kev nqis peev ntawm cov txheej txheem, thiab kev kho mob thiab saib xyuas kom cov thev naus laus zis thiab kev lag luam. Tag nrho cov txheej txheem txoj kev yog txoj kev sib tw ua ke ntawm pretrecticment-anaerobic-aerobic- (tom qab kho mob). Cov txheej txheem sib xyaw ua ke ntawm hydrolysis adsorption adsorption adsorption-tiv tauj oxidation-filtration yog siv los kho cov tshuaj yeeb tshuaj muaj txiaj ntsig muaj cov tshuaj tsw qab.

3. Kev ua dua tshiab thiab siv cov tshuaj muaj txiaj ntsig hauv Tshuaj Txhaum

Txhawb nqa kev lag luam huv hauv tshuaj, txhim kho kev siv cov khoom siv raw thiab cov khoom siv tau los ntawm cov txheej txheem qias neeg hauv cov txheej txheem kev hloov pauv. Vim muaj tshwj xeeb ntawm qee cov txheej txheem ua tshuaj, dej khib nyiab muaj cov khoom siv tau loj dua. Rau kev kho mob ntawm cov tshuaj dej dej, thawj kauj ruam yog txhawb nqa cov ntaub ntawv rov qab thiab kev siv. Rau cov tshuaj nruab nrab ntawm cov dej khov kho kom zoo li 5% rau 10%, tsau thiab crystallization thiab cry4) thiab nh4no3 nrog ib feem feem ntawm 30%. Siv raws li chiv lossis rov siv dua. Cov txiaj ntsig nyiaj txiag yog pom tseeb; Lub tuam txhab siab ntawm tech siv txoj kev lim tshuaj kom kho tau cov khoom pov tseg thiab cov ntsiab lus tsis tshua muaj. Tom qab cov roj formaldehyde tau rov zoo, nws tuaj yeem tsim rau hauv cov ntaub ntawv uas muaj kev cuam tshuam lossis hlawv cov rhaub dej kub. Los ntawm kev rov qab ntawm formaldehyde, kev siv cov peev txheej ruaj khov tuaj yeem raug tshem tawm tsis pub dhau 4 mus rau 5 xyoos, thiab kev ua raws li kev sib koom ua ke ntawm cov txiaj ntsig ib puag ncig cov txiaj ntsig thiab cov nyiaj txiag. Txawm li cas los xij, cov lus sau tseg ntawm cov ntaub ntawv pov tseg cov tshuaj tawm ntawm lub tsev tshuaj Yog li ntawd, kev ua tau zoo thiab muaj txiaj ntsig zoo nkauj txuag thev naus laus zis yog tus yuam sij los daws cov dej phwj tuaj.

4 TAWG

Muaj ntau cov lus ceeb toom ntawm kev kho cov tshuaj pov tseg. Txawm li cas los xij, vim muaj ntau yam sib txawv ntawm cov ntaub ntawv raw thiab cov txheej txheem hauv kev lag luam kev lag luam, cov khoom lag luam khib nyiab ntau dua. Yog li ntawd, tsis muaj qhov paub tab thiab kev coj ua txoj kev kho mob rau tshuaj zaub dej. Cov txheej txheem twg uas yuav xaiv nyob ntawm cov dej khib nyiab. Xwm. Raws li cov yam ntxwv ntawm cov neeg lim dej, cov kev ua tiav yog xav tau txhim kho cov biodegradity ntawm wastewater, thiab tom qab ntawd muab cov pa paug tawm nrog kev kho mob biochemical. Nyob rau tam sim no, kev txhim kho kev lag luam thiab siv cov khoom siv dej kho kom zoo thiab siv tau cov teeb meem maj mam daws tau.

Tsev tsim khoomTuam Tshoj tshuajAnionic Pam Polyacrylamide Cationic Polymer Flocculant, Discdoam, Demonium Hmoov, Dag, Polyaluminium, Polyelecium, POLYELECTROLYTE, PAM, Polyacrylamide, Polydadmac, POLYAMINE, peb tsuas yog tsis yog qhov tseem ceeb rau peb cov neeg yuav khoom, tab sis ntau tus kws tshaj lij nrog rau tus nqi muag.

ODM HOOB NOOG HOOB NOO PAM, HAIV NEEG, PHPA, peb lub tuam txhab ua haujlwm tau ua haujlwm, kev koom tes tsim, cov neeg muaj kev koom tes, yeej-yeej kev koom tes ". Peb cia siab tias peb tuaj yeem muaj kev sib raug zoo nrog kev ua lag luam los ntawm thoob plaws lub ntiaj teb.

Execermpted los ntawm baidu.