Kev daws rau kev kho dej khib nyiab hauv cov khoom siv mis nyuj
Kev lag luam thoob ntiaj teb cov khoom noj siv mis tau kwv yees kom loj hlob los ntawm kwv yees li $ 119.21 nphom hauv 2025 txog $ 180.95 nphom hauv 2034, nrog rau kev loj hlob txhua xyoo (CAGR) ntawm 4.75%.
Lub khw muag khoom noj mis nyuj thoob ntiaj teb suav nrog cov khoom lag luam xws li mis nyuj, cheese, yogurt, butter, qab zib, thiab lactose- khoom noj dawb, thiab yog ib qho tseem ceeb ntawm kev ua liaj ua teb thiab zaub mov. Lub khw no tsis yog tsuas yog muab cov khoom noj tseem ceeb xws li cov protein, calcium, thiab cov vitamins, tab sis kuj tseem muaj qhov tseem ceeb rau kev ruaj ntseg khoom noj khoom haus thoob ntiaj teb thiab kev txhim kho kev lag luam hauv cheeb tsam.
I. Txheej txheem cej luam ntawm cov khoom siv mis nyuj ua cov dej khib nyiab kho cov neeg siv khoom
Thaum lub sij hawm ua cov khoom siv mis nyuj, cov dej khib nyiab ntau ntau yog tsim los ntawm cov khoom siv tu, cov khoom seem ntawm cov txheej txheem ntau lawm, thiab qhov chaw rinsing, thiab lwm yam. Cov dej khib nyiab no muaj cov pa phem xws li cov protein, lactose, fats, thiab detergents, thiab muaj cov yam ntxwv ntawm siab COD (Chemical Oxygen Demand), tiam sis zoo biocgradable. Yog li ntawd, cov tuam txhab siv mis nyuj yuav tsum tsim lossis txhim kho cov chaw kho dej khib nyiab kom tiv thaiv kev kub ntxhov ntawm kev tiv thaiv ib puag ncig.
Raws li lub teb chaws nce lawv cov kev siv zog hauv kev tswj kev ua qias tuaj, qhov kev thov kom muaj txiaj ntsig zoo, ruaj khov, thiab lub zog -txuag cov kev daws teeb meem dej khib nyiab los ntawm cov tuam txhab siv mis nyuj tseem loj tuaj. Qhov no tau coj ib puag ncig engineering tuam txhab thiab cov chaw muab kev pabcuam los saib kev lag luam khoom noj siv mis uas yog ib qho tseem ceeb hauv kev lag luam.
Jinan Guangbo Environmental Protection tau tsim cov txheej txheem sib xyaw ua ke rau COD siab, cov khib nyiab siab, thiab hloov pauv cov dej tsis zoo ntawm cov khoom noj siv mis. Lub hauv paus tso siab rau nws tus kheej-tsim thev naus laus zis xws li UASB anaerobic thiab MBBR aerobic kom ua tiav cov pa phem degradation, nrog cov effluent COD Tsawg dua lossis sib npaug li 50mg / L, thiab ruaj khov ua raws li cov qauv hauv tebchaws. Lub tuam txhab muaj tag nrho - cov txheej txheem kev pab cuam los ntawm cov txheej txheem tsim, khoom tsim khoom mus rau kev tsim kho thiab commissioning, thiab kev ua haujlwm ntse thiab kev saib xyuas. Cov cuab yeej siv siab - cov ntaub ntawv zoo xws li carbon steel thiab zaub mov- qib stainless hlau, uas tuaj yeem ua haujlwm ruaj khov nyob rau hauv ntau yam ntawm -10℃txog 45 degree. Nws kuj tseem tuaj yeem hloov kho nrog lub peev xwm kho tau ntawm 100-2000m³ / d raws li kev lag luam nplai. Cov kev daws teeb meem sib sib zog nqus kev siv cov peev txheej thiab dej- txuag cov tswv yim, ua tiav cov dej khib nyiab siab tshaj li 70% los ntawm biogas rov qab thiab kev sib cais zoo, thaum tseem muab cov chaw xws li cov lim dej lom rau kev tshem tawm tsw thiab kev soj ntsuam hauv online. Kev cia siab rau ntau tshaj kaum xyoo ntawm kev paub hauv kev lag luam khoom noj khoom haus kev kho dej khib nyiab thiab pab pawg kws tshaj lij, lub tuam txhab tuaj yeem muab cov qauv tsim thiab kev pabcuam tag nrho lub neej. Nws tau siv ntau yam kev kho cov dej khib nyiab thiab muaj kev lag luam-kev ua haujlwm thiab kev ua haujlwm muaj peev xwm.
Cov duab ntawm cov khoom siv mis nyuj ntau lawm
II. Kev kho dej khib nyiab rau kev ua cov khoom siv mis nyuj
Cov dej khib nyiab
Qhov chaw ntawm cov khoom noj siv mis ua cov dej khib nyiab feem ntau suav nrog cov hauv qab no:
1. Recyclable condensate thiab dej txias siv thaum lub sij hawm tsim khoom: Hauv kev tsim cov khoom siv mis nyuj, kom ntseeg tau tias qhov kub thiab txias ntawm qhov chaw tsim khoom thiab cov khoom siv ua haujlwm zoo, condensate thiab dej txias yog siv. Cov dej no dhau los ua dej khib nyiab tom qab siv.
2. Kev ntxuav cov dej los ntawm cov thawv ntim khoom, cov kav dej, thiab cov plag tsev: Qhov no yog qhov tseem ceeb ntawm cov khoom siv mis nyuj ua cov dej khib nyiab, suav txog ntau dua 70%. Thaum lub sij hawm tsim cov txheej txheem, kom ntseeg tau tias kev nyiam huv thiab zoo ntawm cov khoom, cov thawv ntim khoom, cov kav dej, thiab cov chaw tsim khoom yuav tsum tau ntxuav tsis tu ncua. Cov dej tsim tawm thaum lub sij hawm ntxuav ua cov dej khib nyiab.
3. Cov neeg ua haujlwm cov dej phwj tuaj hauv tsev: Cov khoom siv mis ua cov khoom siv mis muaj cov neeg ua haujlwm nyob hauv thaj chaw cog. Cov dej phwj hauv tsev ntawm cov neeg ua haujlwm kuj dhau los ua ib feem ntawm cov dej khib nyiab.
4. Boiler chav tso tawm: Thaum lub sijhawm ua haujlwm ntawm chav boiler, qee cov pa phem raug tsim tawm, thiab cov pa phem no yuav raug tso tawm nrog rau cov dej khib nyiab.
Kev sib piv ntawm cov duab qhia cov dej qias neeg thiab cov duab qhia cov dej kho
III. Txheej txheem Flow rau kev kho cov khoom noj mis nyuj ua cov dej khib nyiab
Cov dej khib nyiab tsim tawm thaum lub sij hawm ua cov khoom noj siv mis feem ntau yog los ntawm cov khoom siv tu dej (suav txog ntau dua 70%), dej txias thiab condensation, cov neeg ua haujlwm hauv cov kav dej phwj tuaj, thiab cov boiler tso tawm, thiab lwm yam. Cov dej khib nyiab muaj cov protein ntau, lactose, mis nyuj rog, tshuaj ntxuav tes, thiab lwm yam khoom siv organic, nrog rau COD xws li 10000 OOD / CODL ntau dua li ntawm 10000 mg / 60. 0.5, zoo biodegradability tab sis nws yuav ua rau lwj thiab tsw. Yog tias tsis kho kom raug, nws yuav ua rau muaj kuab paug rau lub cev dej. Yog li ntawd, ib tug systematic txheej txheem yuav tsum tau ua kom tiav raws li kev tso tawm.
Txheej txheem flow module tsom xam
1. Ua ntej-kev kho mob: cuam tshuam cov khoom loj thiab cov roj
Lub hom phiaj ntawm theem no yog txhawm rau txo cov load ntawm cov kab mob biochemical tom ntej thiab tiv thaiv kev txhaws thiab ua npuas ncauj.
Grate: Teem ntxhib thiab nplua grate ntawm 20mm thiab 5mm feem, cuam tshuam cov khoom loj loj xws li cov mis nyuj thiab cov khoom ntim.
Equalization tank: Homogenize thiab sib npaug, sib npaug pH hloov pauv, nrog lub sijhawm nyob hauv feem ntau li ntawm 6 txog 8 teev.
Roj- sib cais dej thiab huab cua flotation:
Siv cov roj sib cais lossis cov huab cua yaj (DAF) kom tshem tawm cov mis nyuj rog, tshem tawm cov protein, thiab lwm yam, nrog SS txo qis qis dua 50 mg / L, thiab COD tshem tawm tus nqi txog li 30% -50%.
Rau cov dej khib nyiab nrog siab emulsification, yaj huab cua flotation raug pom zoo; yog tias lub vev xaib raug txwv thiab raug nqi -sensitive, vortex-elliptical air flotation kuj yog ib qho kev xaiv ua tau.
2. Kev kho mob lom neeg: Lub ntsiab kev sib ntaus sib tua rau cov organic teeb meem degradation
Cov theem kev kho mob lom neeg yog theem tseem ceeb ntawm kev kho dej khib nyiab, feem ntau yog siv cov thev naus laus zis kho mob xws li anaerobic biological reactors, aerobic activated sludge method, thiab biofilm method kom tshem tawm cov organic teeb meem, nitrogen, thiab phosphorus pollutants nyob rau hauv cov dej khib nyiab. Cov kauj ruam tshwj xeeb yog raws li nram no:
Anaerobic biological kev kho mob: suav nrog upflow anaerobic sludge txaj (UASB), anaerobic expanded bed (UASB), internal circulation anaerobic fluidized txaj (IC), thiab lwm yam. Anaerobic biological kev kho mob yuav ua rau kom cov COD tshem tawm tus nqi, txo lub nra ntawm kev kho mob tom ntej, thiab tsim biogas.
Aerobic biological kev kho mob: Aerobic biological kho technologies muaj xws li activated sludge method thiab biofilm method. Cov txheej txheem activated sludge siv aeration los sib tov cov sludge thiab dej khib nyiab kom huv si, siv cov kab mob kom degrade organic teeb meem; Txoj kev biofilm siv cov kab mob ntawm cov kab mob biofilm kom degrade organic teeb meem. Kev kho mob aerobic tuaj yeem tshem tawm feem ntau cov organic teeb meem thiab nitrogen thiab phosphorus pollutants.
3. Kev kho mob sib sib zog nqus thiab tshuaj tua kab mob: Ua kom muaj kev nyab xeeb ntawm dej
Sand filtration / activated carbon adsorption: Tshem tawm cov khoom seem ntawm cov organic thiab xim, feem ntau siv hauv cov xwm txheej dej rov qab.
Membrane thev naus laus zis (UF/NF/RO): Txhim kho cov dej zoo, haum rau siab -tus qauv rov siv dua (xws li dej ntws, cua txias).
Disinfection: Siv ultraviolet lossis chlorination los ua kom tsis muaj kab mob kab mob, ua kom muaj kev nyab xeeb ntawm kev nyiam huv.
Muaj dej khib nyiab → Bar tshuaj ntsuam tshuab → Sib npaug tank → Roj sib cais thiab flotation → Anaerobic biochemical kev kho → Aerobic biochemical kev kho → Pom thiab tshuaj tua kab mob → Tshem tawm lossis rov siv dua
Muaj peev xwm nruab nrog ib daim ntawv qhia kev kho dej phwj tuaj
IV. Cov Kev Kawm Tshwj Xeeb ntawm Cov Khoom Siv Mis Ua Kev Kho Dej Kho Dej
Guangming Dairy (Dezhou) dej phwj kho
I. Project Overview
Qhov project no yog ib qhov kev kho dej khib nyiab kho dua tshiab rau qhov loj - nplai ntau lawm ntawm Guangming Dairy. Lub hauv paus tsuas yog ua kua mis, yogurt, thiab lwm yam, nrog rau cov dej khib nyiab txhua hnub ntawm 1200 m³. Cov dej khib nyiab yog los ntawm cov txheej txheem xws li kev ntxuav cov mis nyuj nyoos thiab cov khoom siv yaug, thiab yog siab heev -cov ntsiab lus organic. Ua ntej kev koom tes, cov chaw kho mob qub ntawm lub hauv paus yog qub, nrog cov dej tsis ruaj tsis khov thiab ua rau muaj kev ua tau zoo tshaj li cov qauv, thiab tsis muaj peev txheej siv tau tiav. Qhov no tsis ua raws li Guangming Dairy tag nrho - saw low-carbon thiab ntsuab kev loj hlob tswvyim. Yog li ntawd, Guangzhou Guangbo Environmental Protection tau tso cai los muab cov dej khib nyiab ua tiav, xav kom cov dej ntws tawm kom tau raws li "Purban Wastewater Treatment Plant Pollutant Discharge Standard" (GB 18918-2002) ntawm thawj theem A, thaum tseem xav txog kev txuag hluav taws xob, kev noj qab haus huv thiab kev tiv thaiv ib puag ncig. layout ntawm dej-txuag, txo emissions, thiab recycling.
II. Cov yam ntxwv ntawm cov dej khib nyiab thiab kev kho mob nyuaj
Cov ntsiab lus tseem ceeb ntawm cov dej khib nyiab: COD 3500-7500mg / L, BOD₅ 1800-3800mg / L, SS 800-1800mg / L. Nws muaj ntau cov lactose thiab lactose protein ntau, thiab muaj cov yam ntxwv ntawm COD siab, siab tshem tawm cov khib nyiab, dej loj hloov pauv, thiab yooj yim spoilage. Cov teeb meem tseem ceeb yog: Ua ntej, lub sij hawm ntau lawm ua rau muaj kev hloov pauv ntawm cov dej tsis zoo, nrog rau cov kev xav tau siab rau kev poob siab; thib ob, tsim cov roj emulsified los ntawm cov mis nyuj rog cuam tshuam rau kev kho mob; thib peb, thawj A tus qauv muaj cov cai nruj rau kev tshem tawm nitrogen thiab phosphorus; thib plaub, qhov chaw hauv paus yog txwv, thiab kev kho dua tshiab yuav tsum tsis txhob cuam tshuam rau kev tsim khoom ib txwm muaj, uas yog nyob rau hauv txoj kab nrog Guangming Dairy qhov kev thov rau cov khoom siv ntse ntse.
III. Kev kho mob tseem ceeb
Jinan Guangbo Kev Tiv Thaiv Ib puag ncig, raws li Guangming Dairy cov yam ntxwv tsim khoom thiab kev tiv thaiv ib puag ncig, kho "ua ntej- kho + anaerobic + aerobic + sib sib zog nqus purification + kev siv peev txheej" ua ke. Txheej txheem ntws: dej khib nyiab → mechanical grille → roj separator → regulating tank → pressurized dissolved air flotation machine → UASB anaerobic reactor (self-}developed by Guangbo) → MBBR aerobic biochemical tank → MBR membrane tob kho → ultraviolet disinfection → dej ntshiab) Cov ntsiab lus tseem ceeb: Tus kheej -tsim UASB reactor ua tau zoo degrades siab -concentration organic teeb meem, thiab cov txheej txheem MBBR tshem tawm nitrogen thiab phosphorus. MBR daim nyias nyias ua kom muaj kev ua raws cai; cov kev tswj xyuas ntse tau hloov mus rau Guangming Dairy txoj kev txawj ntse, thiab kev siv cov methane rov qab thiab cov dej khib nyiab rov qab yog nyob rau hauv txoj kab nrog nws qis - carbon thiab voj voog lub tswv yim.
IV. Qhov project Achievements
Tom qab qhov project tau muab tso rau hauv kev siv, cov effluent tsis tu ncua mus txog thawj A tus qauv, nrog rau kev tshem tawm cov nqi ntawm COD, ammonia nitrogen, thiab lwm yam ntau tshaj 98%. Cov methane thiab cov dej khib nyiab rov qab tau txuag lub hauv paus ntau dua 1.6 lab yuan hauv cov nqi txhua xyoo, txo cov nqi khiav lag luam thiab kev saib xyuas mus rau qhov kev lag luam qis. Qhov no tsis tsuas yog daws teeb meem kev tiv thaiv ib puag ncig nkaus xwb tab sis kuj tau pab Guangming Dairy txhim kho nws cov saw hlau ntau lawm.
