Kev daws rau kev kho dej phwj hauv npua ua liaj ua teb
Raws li cov ntaub ntawv tshawb fawb txog kev lag luam, kev lag luam kev lag luam npua thoob ntiaj teb kev muag khoom tau nce mus txog 24.23 billion US las hauv 2023, thiab xav tias yuav ncav cuag 32.68 billion US las los ntawm 2030, nrog rau kev loj hlob txhua xyoo (CAGR) ntawm 4.5% (2024-2030). Txawm hais tias Tuam Tshoj txoj kev lag luam tab tom ntsib theem kev tsim muaj peev xwm tswj hwm lub zog, raws li lub ntiaj teb cov neeg tsim khoom loj tshaj plaws, nws cov kev hloov pauv tau muaj kev txiav txim siab rau lub ntiaj teb toj roob hauv pes.
I. Txheej txheem cej luam ntawm cov neeg siv khoom rau Pig Farming Wastewater Treatment
Cov neeg siv khoom tseem ceeb tam sim no rau kev ua liaj ua teb cov dej khib nyiab yog cov chaw tsim khoom uas sawv cev los ntawm cov chaw ua liaj ua teb loj - cov chaw ua liaj ua teb thiab cov chaw tua tsiaj, uas feem ntau ntsib ob qho kev sib tw ntawm kev ua raws li ib puag ncig thiab kev tswj tus nqi. Yog li ntawd, cov kev daws teeb meem tsis tsuas yog xav tau kev ntseeg siab xwb tab sis kuj yuav tsum muaj kev lag luam thiab yooj yim rau kev khiav lag luam. Yav tom ntej, nrog rau kev txhawb nqa ntawm "kev ua liaj ua teb- kev ua liaj ua teb kev koom ua ke" tus qauv thiab kev nce qib ntawm cov cai txo cov pa roj carbon monoxide, cov tshuab uas ua ke nrog kev txo qis qis thiab cov peev txheej rov qab los yuav tau txais txiaj ntsig ntau dua.
· Jinan Guangbo Environmental Technology Co., Ltd. precisely matches lub siab COD thiab siab ammonia nitrogen cov yam ntxwv ntawm npua ua liaj ua teb cov dej khib nyiab, thiab cov txheej txheem ua ke tuaj yeem ua tiav cov pa phem degradation thiab ruaj khov ua raws. Tib lub sijhawm, nws paub txog kev siv cov khoom siv hluav taws xob biogas thiab kev tsim cov chiv los ntawm biogas residue thiab kua, thiab cov kev daws teeb meem yog tsim rau ntau hom npua teb ntawm txhua qhov ntau thiab tsawg, nrog cov nqi zoo xws li kev nqis peev tsawg thiab kev ua haujlwm yooj yim tom qab.
Duab ntawm kev ua liaj ua teb npua
II. Kev kho tus npua ua liaj ua teb pov tseg - Qhov chaw ntawm cov dej khib nyiab
Cov peev txheej ntawm npua ua liaj ua teb cov dej khib nyiab feem ntau suav nrog cov hauv qab no:
1. Cov zis: Thaum lub sij hawm metabolism hauv npua, cov zis ntau ntau yog tsim, uas yog lub ntsiab ntawm cov organic teeb meem thiab cov as-ham xws li nitrogen thiab phosphorus hauv cov dej khib nyiab.
2. Manure: Cov quav tsiaj ntawm npua muaj undigested pub residues thiab lwm yam organic tshuaj, uas ua rau kom cov concentration ntawm suspended solids thiab organic teeb meem nyob rau hauv cov dej khib nyiab.
3. Pub cov seem seem: Thaum yug npua, cov khoom noj seem tseem muaj feem cuam tshuam rau cov dej tsis zoo ntawm cov dej khib nyiab, tshwj xeeb tshaj yog thaum cov zaub mov tsis zom tag nrho.
4. Cov dej ntxuav: Thaum lub sij hawm tu txhua hnub thiab tu cov pigsty, cov dej ntau yog siv los ntxuav, thiab cov dej ntxuav no kuj yog ib feem ntawm cov dej khib nyiab.
Hauv cov ntsiab lus, npua ua liaj ua teb cov dej khib nyiab feem ntau yog los ntawm cov zis uas tsim los ntawm cov metabolism hauv npua, cov quav, thiab cov khoom noj khoom noj uas tsim tawm thaum lub sij hawm yug me nyuam, nrog rau cov dej ntxuav ntawm pigsty. Cov dej khib nyiab no feem ntau muaj cov organic teeb meem siab, cov ntsiab lus tshem tawm siab, siab ammonia nitrogen thiab cov organic phosphorus siab, thiab tseem muaj cov kab mob loj thiab lwm yam kab mob. Yog tias tsis kho kom raug thiab tso tawm ncaj qha, nws yuav ua rau muaj kuab paug rau ib puag ncig.
Kev sib piv cov duab ntawm cov dej qias neeg thiab cov duab ntawm cov dej kho
III. Cov txheej txheem ntws rau kev kho dej khib nyiab hauv kev ua liaj ua teb npua
Swine ua liaj ua teb cov dej khib nyiab yog txheej txheem nyuaj thiab tseem ceeb txhawm rau tshem tawm cov pa phem los ntawm cov dej khib nyiab thiab ua kom tau raws li kev tso tawm thiab cov peev txheej rov ua dua tshiab. Cov hauv qab no yog cov ncauj lus kom ntxaws tsom xam ntawm cov txheej txheem ntws rau swine farming wastewater kho raws li kev tshawb fawb.
I. Ua ntej-kev kho mob theem
Kev kho ua ntej- theem kho yog thawj kauj ruam hauv kev kho dej khib nyiab, feem ntau yog txhawm rau tshem tawm cov khoom loj thiab cov impurities ntawm cov dej khib nyiab thiab kho cov dej kom zoo kom ruaj khov ntawm cov khoom siv kho mob tom ntej.
1. Grate pom
Los ntawm cov khoom siv grate, cov khoom loj loj thiab cov khib nyiab hauv cov dej khib nyiab raug cuam tshuam los tiv thaiv lawv los ntawm kev nkag mus rau cov cuab yeej kho mob tom ntej thiab tsis txhob cuam tshuam cov khoom siv thiab kev puas tsuaj.
2. Equalization tank
Cov dej khib nyiab tau sau rau hauv lub tank sib npaug rau cov dej ntim thiab kev hloov pauv dej kom zoo los xyuas kom muaj kev ruaj ntseg ntawm cov khoom siv kho mob tom ntej.
3. Ua ntej- nag lossis daus
Los ntawm ntuj nag lossis dej nag, qee cov khib nyiab thiab cov khoom hauv cov dej khib nyiab raug tshem tawm.
II. Biological kev kho mob theem
Cov theem kev kho mob lom yog lub hauv paus ntawm kev kho dej khib nyiab, feem ntau yog siv cov tshuaj tua kab mob kom decompose cov organic teeb meem hauv cov dej khib nyiab.
1. Kev kho mob anaerobic
Nyob rau hauv cov xwm txheej anaerobic, los ntawm kev ua ntawm cov kab mob anaerobic, cov loj molecular organic teeb meem nyob rau hauv cov dej khib nyiab yog decomposed rau hauv me me molecular organic teeb meem, muab tej yam kev mob rau cov tom ntej aerobic kev kho mob.
2. Kev kho mob aerobic
Nyob rau hauv aerobic tej yam kev mob, siv qhov kev txiav txim ntawm aerobic kab mob, cov organic teeb meem nyob rau hauv cov dej khib nyiab yog ntxiv decomposed mus rau hauv tej yam tsis zoo xws li carbon dioxide thiab dej. Kev kho mob aerobic feem ntau siv cov thev naus laus zis xws li cov txheej txheem ua kom cov sludge thiab cov txheej txheem biofilm.
3. Sedimentation tank
Tom qab kev kho mob lom neeg, cov dej khib nyiab nkag mus rau hauv lub tank sedimentation rau cov khoom sib cais -kua kua kom tshem tawm cov sludge thiab tshem tawm cov khib nyiab tsim tawm thaum lub sij hawm kev kho mob lom.
III. Kev kho mob tob
Cov theem kev kho mob sib sib zog nqus yog qhov ua kom huv ntxiv ntawm cov dej khib nyiab tom qab kev kho mob lom neeg kom tshem tawm cov pa phem thiab cov kab mob.
1. Lim
Los ntawm cov xuab zeb pom, activated carbon filtration, thiab lwm yam, tshem tawm cov khoom zoo thiab yaj cov organic teeb meem los ntawm cov dej khib nyiab.
2. Kev tua kab mob
Siv cov tshuaj chlorine, ozone, thiab lwm yam ua cov tshuaj tua kab mob los kho cov dej khib nyiab rau kev tua kab mob, tua cov kab mob thiab cov kab mob.
3. Nitrogen thiab phosphorus tshem tawm
Rau qhov ua tau nitrogen, phosphorus, thiab lwm yam khoom noj khoom haus hauv cov dej khib nyiab, tshuaj lom neeg los yog kev siv tshuaj lom neeg yog siv los kho nitrogen thiab phosphorus tshem tawm.
IV. Tshem tawm thiab rov siv dua theem
1. Tso tawm
Cov dej khib nyiab uas tau kho thiab ua tau raws li cov qauv tso tawm tuaj yeem tso tawm los ntawm cov kav dej hauv cov dej ntws, pas dej, thiab lwm yam.
2. Rov siv dua
Rau qee lub sijhawm uas yuav tsum tau muaj dej zoo dua, cov dej khib nyiab uas kho tau tuaj yeem rov qab siv dua, xws li ntxuav cov npua tsev, irrigating farmland, thiab lwm yam.
Kev kho dej phwj tuaj flowchart
Muaj dej khib nyiab → Kev tshuaj ntsuam thiab pom → Sib npaug tank → Ua ntej - sedimentation → Anaerobic biochemical kev kho → Aerobic biochemical kev kho → Advanced kho → Tshem tawm lossis rov siv dua
IV. Cov Kev Kawm Tshwj Xeeb ntawm Kev Kho Dej Ncua Hauv Kev Ua Npua
Lingwu City Han-style Ecological Agricultural Development Co., Ltd. Kev kho mob nqaij qaib
I. Project Overview
Txoj haujlwm no yog txoj haujlwm kho qaib cov dej khib nyiab ntawm Lingwu City Han-style Ecological Agriculture Development Co., Ltd. Lub tuam txhab nyob hauv Lingwu City, Ningxia, feem ntau koom nrog npua ua liaj ua teb, nrog 2,800 npua tam sim no nyob rau hauv Tshuag, thiab txhua hnub tso cov nqaij qaib pov tseg yog 600 m³. Cov dej khib nyiab yog los ntawm pighouse rinsing, fecal sib tov, thiab pab tu thaum ua liaj ua teb. Vim qhov tsis zoo ntawm cov chaw kho mob qub, cov dej khib nyiab tsis ua raws li cov qauv. Yog li ntawd, Jinan Guangbo Environmental Protection tau tso cai los muab cov phiaj xwm kho kom yooj yim kho kom haum, xav tau cov dej ntws los ua raws li "Pollutant Discharge Standards for Tsiaj thiab Poultry Industry" (GB 18596-2001), suav nrog kev ua haujlwm qis thiab kev siv peev txheej rau kev ua liaj ua teb, thiab kev tiv thaiv ib puag ncig.
II. Cov yam ntxwv ntawm cov dej khib nyiab thiab kev kho mob nyuaj
Cov ntsiab lus tseem ceeb ntawm lub tuam txhab cov dej khib nyiab: COD 3500-7000 mg / L, ammonia nitrogen 400-700 mg / L, SS 1800-3500 mg / L. Nws muaj ntau tus npua quav seem thiab cov khoom khib nyiab, nrog COD siab, siab ammonia nitrogen, ntau cov khib nyiab tshem tawm, yooj yim kom muaj ntxhiab tsw, thiab cov dej tsis zoo. Qhov kev sib tw tseem ceeb yog tias cov impurities yog cov khoom siv clogging thiab muaj kev tiv thaiv siab rau kev poob siab. Nws yog ib qho tsim nyog kom ua tiav cov qauv tso tawm sai sai hauv qhov chaw ntawm tus nqi qis.
III. Txoj Kev Kho Mob Core
Jinan Guangbo Environmental Protection tau kho cov txheej txheem yooj yim: Nqaij qaib cov dej khib nyiab → mechanical grille → solid-kua separator → regulating tank → UASB anaerobic reactor → aerobic biochemical pool → disinfection and discharge. Kev cia siab rau nws tus kheej-tsim UASB reactor kom ua tau zoo degrade siab -concentration organic teeb meem, ua ke nrog cov khoom sib cais- kua sib cais los daws qhov teeb meem ntawm impurity clogging, cov txheej txheem yog modularized thiab yooj yim rau kev khiav lag luam thiab tswj, haum rau lub suab nrov ntawm npua teb.
IV. Qhov project Achievements
Tom qab qhov project tau muab tso rau hauv kev siv, cov dej ntws tau ruaj khov thiab ua tau raws li cov qauv. COD thiab ammonia nitrogen tshem tawm cov nqi siab tshaj 96%, thiab cov khoom tshem tawm raug tshem tawm mus txog 98%. Nws ua tiav qhov kev hloov pauv ntawm biogas residue thiab biogas kua rau hauv cov chiv rau thaj av ib puag ncig, txuag 800,000 yuan hauv kev pov tseg thiab cov nqi chiv txhua xyoo. Nws daws sai sai rau lub tuam txhab cov teeb meem ib puag ncig thiab paub txog kev sib koom tes ntawm kev ua liaj ua teb npua thiab kev tiv thaiv ib puag ncig ecological.
