Raws li ib ceg ntawm ib puag ncig kev tshawb fawb, hauv nroog kom muaj kev kho mob hauv kuv lub tebchaws, tab sis nws tseem lag ua qab qib hauv nroog loj. Thaum qee cov khoom siv thiab cov txheej txheem tau tshawb fawb thiab tsim kho nyob rau hauv xyoo tsis ntev los no, cov kev siv zog tseem ceeb tshaj plaws, kev paub dhau los, thiab khoom siv los ntawm txawv teb chaws. Nroog Cheman Kev Kho Mob, uas tau siv dav thiab tam sim no nyob hauv kev tsim kho thiab tshawb fawb, kev kho mob theem nrab, thiab kev kho mob sab nraud. Cia peb mus saib cov txheej txheem hauv qab no.
1. Cov kev kho kom yooj yim txheej txheem txheej txheej tau raug cais los ntawm qhov xwm ntawm cov qauv kho:
1) Kev Ntsuas Lub Cev: Vijtsam Pom, ua kom pw, flotation, centrifugal sib cais, centrifugal sib cais, sib cais, thiab lwm yam.
2) Txuj ci tshuaj: coagulation, neutralization, extraction, redox, electrolysis, thiab lwm yam.
3) Kev txheeb lom neeg roj ntsha: aerobic thiab anaerobic
2. Raws li kev kho mob℃thiab kho cov haujlwm, lawv tuaj yeem raug faib ua hauv qab no:
1) Kev Kho Mob Thawj: Kev Kho Mob Mechanical
2) Kev kho mob thib ob: kev kho mob raws li cov txheej txheem tseem ceeb
3) Kev Kho Mob Tertiation: Eutrophicication tswj thiab rov siv dua
3. Cov txheej txheem dej phwj tuaj
Thawj dej phwj txais kev kho
1. Ntxaij
Kev faib tawm: Raws li cov duab, lawv tuaj yeem raug categorized ua cov ntxaij vab tshaus thiab nkhaus; Raws li qhov sib nrug ntawm cov tuav, lawv tuaj yeem raug categorized ua cov ntxaij ntxhib, cov ntxaij nruab nrab, thiab cov ntxaij vab tshaus.
Ua haujlwm ua haujlwm: Qhov tshwj xeeb bake hniav system yog sib dhos rau hauv kev sib hloov screen saw. Tsav los ntawm lub cev muaj zog reducer, lub rab hniav saw hniav tig rov qab tiv thaiv cov dej ntws. Thaum lub rwb saw mus txog rau sab qaum kev ntawm cov khoom siv, cov kev taw qhia ntawm tus ntsia hlau thiab nkhaus}}}}}}}} Cov khoom txav ntawm txhua lub teeb ntawm cov hniav. Cov teeb meem feem ntau ntog los ntawm lub ntiajteb txawj nqus, thaum lub sij hawm seem uas tshuav ntxiv rau ntawm cov kab npauj maj mam ploj mus ntawm cov lus rov qab los ntawm Sweeper.
2. Grit Chamber
Lub Hom Phiaj: Cais ntom ntom inorganic cov lus ntawm cov kav dej thiab kav dej ntawm sludge kev kho vaj tse, thiab txhim kho lub sludge tus nqi raws li cov chiv.
Hom: Kab rov tav (nqus) grit chamber, aerated grit Chamber
3. Kev sib luag tank
Lub Hom Phiaj: Kom ntseeg tau tias qhov kev ua haujlwm ib txwm ntawm cov qauv kho vaj tse tom ntej lossis cov khoom siv, cov dej phwj tuaj thiab cov dej phwj thiab zoo. Acidic thiab alkaline dej yog sib xyaw ua ke tank sib luag kom ua tiav kev ntxhov siab. Siab - dej phwj ntxig tawm rau lub sijhawm luv luv ntawm lub sijhawm kuj tseem tuaj yeem sib npaug ntawm cov dej kub.
4. Cov tso tsheb hlau luam yeeb
Cov Hom Phiaj Siv Hluav Taws Xob (Tiav nti Flunent Txhaum Tank, Ntsug Flun TengTation Tank, Oblique Flun Tas Tas Tas
Piv ntawm ob peb sedimentation tso tsheb hlau luam:
(1) Cov qauv sib cav sib txawv, cov teeb meem zoo, tab sis loj hauv chaw tso tawm, muaj ntau yam hluav taws xob tsis zoo, cov hluav taws xob me me thiab cov khoom pheeb suab me thiab cov khoom hluav taws xob me me thiab roj av;
(2) Volk flow tank: chaw tawm hauv av me me, yooj yim rau kev tswj hwm, tab sis lub tank yog feem ntau, yog li nws feem ntau tsuas yog siv rau cov chaw lim dej me me thiab nruab nrab;
(3) Radial Flow Tank: Feem ntau haum rau siv nyob rau hauv cov chaw dej loj, nrog qauv sludge exking, tab sis yuav tsum tau ua haujlwm zoo thiab tswj hwm qib;
(4) Oblique Flun Tank: feem ntau haum rau kev kho dej hauv dej, qhov tsis yooj yim rau kev yug me me, yooj yim rau cloge, yooj yim rau Cludge, yooj yim rau Cludge, yooj yim rau Clude, yooj yim saib xyuas.
(5) cua flotation:
Muaj nuj nqi: huab cua ntawm huab cua kuj tseem hu ua kev ua haujlwm. Nws yog txheej txheem ntawm kev qhia txog huab cua mus rau hauv cov npuas me me kom tsim cov roj ntsha me me thiab cov pa phem rau hauv cov npuas. Cov npuas ntab ntab rau saum npoo ntawm cov dej los ntawm lawv cov buoyancy, thiab scum los ntawm cov dej yog sau rau cais impurities thiab purify cov dej phwj.
Kev kho mob ob ntawm dej phwj
1. Kev kho mob theem nrab ntawm cov dej phwj tuaj tseem hu ua kev kho mob?
Kev siv tshuaj lom neeg muaj kuab lom yog txhawm rau siv cov kab mob uas tsis muaj mob, thiab cov pa hluav taws xob ua kom muaj cov kab mob tsis sib xws Lim.
Kev faib tawm ntawm cov kav dej phwj tuaj: Aerobic biological kev kho, anaerobic (facultative) muaj kev kho mob
Rau kev kho mob ntawm aerobic, cov tsoos antudge txoj kev, oxidation ditch, thiab sequencing batch txoj kev ua kom zoo li kev ua haujlwm rau kev ua haujlwm rau sludge txoj kev; Ntawm lawv, cov roj ntsha roj ntsha, lub txaj muaj kuab, thiab huab cua nqa reactor (ABS) yog kev xa mus rau raws li lub biofilm txoj kev.
2. Txheej Txheem Flow ntawm cov kev ua haujlwm sludge txoj kev ua suav nrog:
(1) Cov Qauv SBR: Txheej txheem SBR yog kev ua kom muaj kev sib tw sludge, uas muaj ib lossis ntau qhov ntsuas kev tawm tsam. Cov dej phwj tuaj rau nkag mus rau hauv lub tank hauv cov pob. Tom qab ua kom huv si los ntawm kev ua kom qis qis, tus supernatant yog tso tawm los ntawm lub tank kom tiav kev ua haujlwm. Txhua lub voj voog ua haujlwm ua tiav cov txheej txheem plaub ntawm cov dej inlet, cov tshuaj tiv thaiv, kev ua yeeb yam, thiab paug tawm thiab tso tawm ua ntu zus.
Cov yam ntxwv ntawm cov txheej txheem SBR yog tias nws muaj qee yam kev tswj hwm thiab ua haujlwm sib luag, uas tuaj yeem daws tau cov dej tsis zoo thiab cov dej ntim. Cov txheej txheem yooj yim, nrog tsawg dua kev kho vaj tsev. Qhov kev tso tshuaj tiv thaiv atereration tank sib xyaw ua ke, kev ua kom pom tseeb, tshem tawm cov kev tso tsheb hlau luam, thiab tso zis ntxiv rau theem nrab. Tsis tas li ntawd, tus nqi ntawm sludge yog me me thiab yooj yim rau lub kaum ntshis. Kev tswj hwm qee cov txheej txheem cov kev mob tuaj yeem ua tiav phosphorus tshem tawm zoo dua, tab sis nws tseem muaj qhov tsis zoo siv los tswj thiab txuas ntxiv online analytical seev.
(2) Cov txheej txheem Cass: Cov txheej txheem Cass yog cov dej txuas ntxiv hauv cov sbr auperer system. Nws tsis tsuas yog muaj cov yam ntxwv ntawm cov txheej txheem SBR, uas yog qhov yooj yim thiab txhim khu kev qha, thiab siv tau phosphorus zoo thiab cov txiaj ntsig Nitrogen tshem tawm. Txoj haujlwm no feem ntau yog ua tiav los ntawm faib cov dej tank rau hauv thaj chaw sib txawv los ntawm phab ntsa muab faib. Qhov yaj xaus oxygen, sludge conctration, thiab organic thauj hauv txhua qhov sib xyaw ua ke, thiab cov kab mob hauv txhua lub tank kuj txawv. Tag nrho cov txheej txheem ua tiav cov dej txuas ntxiv tas mus li thiab qhov hluav taws xob. Nyob rau tib lub sijhawm, tus xaiv thiab ib cheeb tsam anaerobic tau teem ua ntej lossis hauv cov tsoos SBRANCORUS txhawm rau txhim kho cov teebmeem phosphorus thiab nitrogen tshem tawm.
(3) MSBR Txujcle: MSBR cov txheej txheem yog cov txheej txheem dej phwj tuaj yeem tsim nyob rau thaum xyoo 1980s. Tom qab kev txhim kho thiab kev txhim kho txuas ntxiv, cov txheej txheem tshiab yog cov txheej txheem theem thib peb. (4) AB txoj kev yog cov lus luv ntawm kev tshaj tawm - biodegradation txheej txheem. Nws tau pioneering los ntawm xibfwb Bohnke ntawm Aachen University of Technology hauv lub teb chaws Yelemees hauv nruab nrab- 1970s. Cov txheej txheem tau thov rau kev ua engineering thaum xyoo 1980s. Piv nrog cov txheej txheem tsoos ua rau cov khoom siv tsis zoo Cov B Ntu muaj lub tshuab ua kom lub cev thiab lub tank hauv lub tank; A thiab B tshooj txhua tus muaj kev ywj pheej sludge rov qab system, thiab ob ntu yog sib cais kiag li. Txhua ntu muaj ib lub zej zog tshwj xeeb, uas muaj txiaj ntsig zoo rau kev ruaj khov. Lwm qhov SBR Evas cov txheej txheem: Cov txheej txheem cov tswv yim, cov tswv yim txheej txheem, cov qauv ntawm cov txheej txheem ntawm cov hauv av kom huv. Los ntawm cov txheej txheem yooj yim ntawm aerobic microbial microbial degradation ntawm cov qauv organic, cov qauv bifabm thiab kev ua haujlwm rau kev ua haujlwm sludge txoj kev yog tib yam. Lub ntsiab sib txawv ntawm ob yog tias kev ua haujlwm sludge txoj kev ntawm kev ncua cov khoom siv rau hauv lub microbial teeb meem los txhawm rau ntxuav cov organic teeb meem.
Mechanism ntawm Anaerobic Biological
Nws tuaj yeem muab faib ua plaub ntu: theem hydrolysis, theem ua pa hluav taws xob (tseem hu ua fermentation theem), acetic acid processit ntau theem, thiab metriant me ntsis theem.
Cov kab mob hydrolysis: Hydrolytic cov kab mob hloov pauv mus rau hauv cov teeb meem {{} molecular- molecue organic teeb meem (los ntawm kev nqis tes ntawm cov kab mob ntxiv enzymes)
Acidification theem: Qhov me me- molecule cov kab ke ua rau cov khoom xyaw ua kom yooj yim hauv cov hlwb thiab zais sab nraum lub hlwb. Cov khoom tseem ceeb ntawm cov theem no yog VFA, COULS, NH3, NH3, L2S acid
Acetogenesis: Nyob rau theem no, cov khoom ntawm cov acidification theem yog hloov txuas ntxiv mus rau acetic acid, h₂, carbonic acid, thiab tshuaj tshiab cell li.
Methane: Nyob rau theem no, acetic acid, h₂, carbonic acid, thiab methanol tau hloov mus rau hauv ch₄, CO₂, thiab tshuaj cellular.
TERTIARY Kev Kho Mob
Xyoo tsis ntev los no, kuv lub teb chaws tau pib tsom rau kev tshawb fawb thiab kev txhim kho kev kho cov txheej txheem kev kho. Tam sim no, feem ntau siv kev kho mob txheem rau kev kho mob thaum ub tau faib ua cov txheej txheem ua pa, MBR Technology, thiab LM sib sib zog nqus cov kev kho mob.
1. Cov txheej txheem pa
Cov txheej txheem kev kho mob tertiation ntxiv ntxiv cov txheej txheem sib xyaw, kev siv tshuaj tua kab, suav nrog cov kev tshuaj ntxuav tes, ua kom rov qab ua kom zoo nkauj, ua kua tshuaj. Feem ntau hais lus, cov kev kho mob no muaj cov nqi dej tsawg dua thiab muaj kev lag luam siv tau.
2. MBR Technology
MBR thev naus laus zis, tseem hu ua Membranee Bioractor thev naus laus zis, kev ua haujlwm ntawm kev kho mob ntawm kev raug tshem tawm ntawm cov tshuaj tsis zoo los ntawm cov dej. Lub MBR cov txheej txheem yog qhov txawv los ntawm hloov cov txheej txheem av hauv lub taub hau thib ob hauv cov txheej txheem ua haujlwm sludge nrog lub cev sib cais. Qhov no tshem tawm feem ntau ntawm cov chav kho ib txwm muaj, ua rau muaj kev txuag nyiaj tseem ceeb. Kev siv zog tau muab piv rau cov txheej txheem kev kho kom haum dej. Wastewater khaws sijhawm nyob rau hauv cov khoom kho yog luv, COD thiab NH3-n tshem tawm tus nqi yog qhov zoo heev, thiab cov qauv dej hauv tsev thiab sib xyaw.
3. LM Cov Txheej Txheem Kev Kho Qib Siab
Lub LM qib kev kho qib siab yog kev kho txheej txheem ecological. Nws sib xyaw ua ke anaerobic tank nrog lub aerobic tank, ntxiv kev txhim kho cov pas dej oxident oxident zoo, ua tiav cov qauv dej hauv tsev thiab sib xyaw. The process flow is as follows: biological anaerobic tank - closed aerobic tank - open aerobic tank - clarifier - constructed wetland - UV disinfection - storage tank - reuse, or alternatively, contact oxidation Tso tsheb hlau luam thiab ecological oxidation tso tsheb hlau luam tuaj yeem siv rau hauv chaw kaw thiab qhib aerobic tso tsheb hlau luam. Lub LM Advanced cov txheej txheem yog cim los ntawm tsawg tshaj sludge, cov nqi ua haujlwm qis, yooj yim ntawm kev tswj hwm, thiab kev ua kom zoo nkauj. Piv rau lwm cov txheej txheem kev kho dej, hom no yog kev lag luam zoo.
4. Kev thov cov xwm txheej thiab kev txhim kho tshiab
Tam sim no, cov txheej txheem kev kho mob uas haum yog feem ntau siv nyob rau hauv kuv lub teb chaws TERTIARY cov tshuab kho. MBRS tseem muaj dav siv, piv txwv li hauv kev siv dej rov qab ntawm cov zej zog nyob ntawm Chang'an Avenue.
Hauv kuv lub teb chaws txoj kev xyaum tam sim no, cov txheej txheem kev kho mob uas yog feem ntau xaiv tau vim lawv tau siv yooj yim thiab paub tab. Tam sim no, kev tshawb fawb dav dav rau kev kho cov tshuaj lom neeg theem nrab thiab rov qab ua cov qauv dej rov qab sib ntsib. Daim duab 10 qhia qhov piv txwv ntawm cov txheej txheem kev kho no ntws. Cov Tshuab Wetland yog dav siv thoob ntiaj teb, thiab tshawb fawb hauv thaj chaw no tau pib hauv kuv lub tebchaws. Vim tias nce ib puag ncig cov pa phem thiab txo qis hauv cov txheej txheem dej tsis tuaj yeem ua rau cov txheej txheem kev kho mob pab txhawb kev kho kom nce ntxiv.