Dab tsi "dub thev naus laus zis" yog cov dej phwj tuaj kho hauv lub caij ntuj no Olympics?
Sau los ntawm: Jasmine
Contact Email: Jasmine@juntaiplastic.com
Yuav kom ua raws li lub tswv yim ntawm "Green Olympics", CECEP tau siv tag nrho cov txiaj ntsig ntawm nws txoj kev lag luam tseem ceeb thiab lees paub ua haujlwm ntawm qee cov khoom pov tseg thiab dej phwj hauv Beijing thaum lub caij ntuj no Olympics.
Xiaotangshan Reclaimed Water Plant thiab Machikou Reclaimed Water Plant of Central Water, uas koom nrog CECEP, siv cov dej ntse xws li cov txheej txheem aeration meej thiab ntau theem A2O txheej txheem los txhim kho kom zoo thiab txo kev noj. Tsis tas li ntawd, ob lub nroj tsuag dej kuj tseem siv cov dej phwj tuaj los ntawm cov twj siv hluav taws xob kom tshem tawm cov hluav taws xob qis qis uas muaj nyob hauv cov dej phwj tuaj kom sov rau thaj chaw cog. Nws kwv yees tias thaum lub caij ntuj no Olympics, Xiaotangshan Reclaimed Water Cog yuav kho 60,000 tons ntawm cov dej phwj tuaj, txo COD emissions los ntawm 10 tons, thiab txo cov ammonia nitrogen los ntawm 0.9. tons. 0.75 tons ntawm emission txo.
1. Txhim kho qhov zoo thiab txo kev siv cov dej ntse, thiab txhawb nqa cov txheej txheem dej ntawm lub caij ntuj no Olympics
Xiaotangshan Reclaimed Water Plant txais qhov tseeb aeration system, uas yog qhov txuas ntxiv thiab tsis cuam tshuam cov txheej txheem aeration, uas txuag li 1/5 ntawm lub zog kiv cua (kwv yees 1500kWh / hnub) piv rau tib lub sijhawm xyoo tas los; Ua kom muaj txiaj ntsig zoo ntawm cov dej ntws tawm thaum lub caij ntuj no Olympics, thiab txhim kho qhov zoo ntawm cov dej nyob ib puag ncig thiab ib puag ncig ecological.
Cov txheej txheem biochemical ntawm cov nroj tsuag dej tau txais ntau theem A2O txheej txheem, thiab ntau theem dej nkag los xyuas kom meej tias kev siv tag nrho ntawm cov organic teeb meem hauv cov dej nyoos. Thaum nce cov organic teeb meem tshem tawm tus nqi, nws kuj txo qhov ntau npaum ntawm cov khoom siv tshuaj. Nws yog kwv yees tias thaum lub caij ntuj no Olympics, cov pa roj carbon niaj hnub noj ntawm Xiaotangshan Reclaimed Water Plant thiab Machikou Reclaimed Water Plant yuav tsis pub tshaj 0.9 tons/m³.
Tsis tas li ntawd, los ntawm kev tswj cov concentration ntawm cov activated sludge nyob rau hauv lub reclaimed dej nroj tsuag thiab ua rau lub endogenous respiration ntawm cov sludge, cov npaum li cas ntawm carbon qhov chaw tshuaj raug txo kom paub meej tias cov effluent mus txog tus qauv thaum lub caij ntuj no Olympics. Nws kwv yees tias thaum lub caij ntuj no Olympics, cov tshuaj phosphorus tshem tawm txhua hnub hauv Xiaotangshan Reclaimed Water Plant thiab Machikou Reclaimed Water Plant yuav tsis pub tshaj {{0}}}.7 tons/m³, thiab txo cov phosphorus emission txo. ib 0,4t.
2. Cov twj tso kua dej kub yog lub zog txuag thiab ua haujlwm zoo, pab lub caij ntuj no Olympic kom txo tau cov pa roj carbon monoxide.
Qib qis thermal zog hauv cov dej phwj tuaj yog cov khoom siv hluav taws xob txuas ntxiv dua tshiab. Los ntawm cov kav dej phwj los ntawm cov twj siv hluav taws xob, cov khoom siv hluav taws xob qis qis uas muaj nyob hauv cov dej phwj tuaj yog muab rho tawm los muab cov kev pabcuam cua sov rau lub caij ntuj no rau thaj chaw cog. Rau txhua txhua 4 degree qhov sib txawv ntawm qhov sib txawv ntawm cov dej phwj tuaj, kwv yees li 4 kW h / m³ ntawm thermal zog tuaj yeem tsim tau, uas txuag tus nqi ntawm chav boiler thiab cov cua txias.
3. Ua raws li kev tiv thaiv kab mob sib kis thiab tswj xyuas kom muaj kev noj qab haus huv thiab kev nyab xeeb ntawm lub caij ntuj no Olympics
Xyoo 2021, Xiaotangshan Reclaimed Water Plant tau ua tiav cov dej phwj tuaj kho cov dej khib nyiab kho mob los ntawm Tsev Kho Mob Xiaotangshan thiab cov chaw nyob ib puag ncig. Xyoo no, Lub Tuam Txhab Changping yuav txuas ntxiv ua txoj haujlwm zoo hauv kev tiv thaiv thiab tswj cov nroj tsuag dej tseem ceeb raws li kev paub dhau los los ua kom cov neeg ua haujlwm noj qab haus huv thiab ib puag ncig kev nyab xeeb thaum lub caij ntuj no Olympics. Txhawm rau kom muaj txiaj ntsig zoo ntawm kev tua cov kab mob hauv cov kua dej, Changping Tuam Txhab kuj tau tsim cov tshuaj sodium hypochlorite thiab ozone ob txoj kev npaj tshuaj tua kab mob - ozone thaum muaj xwm txheej kub ntxhov tuaj yeem qhib tau txhua lub sijhawm thaum lub sijhawm tshwj xeeb; Kev tshem tawm cov kab mob muaj txiaj ntsig zoo, thiab lwm yam, ua kom cov kua dej nyab xeeb thaum lub caij ntuj no Olympics. Thaum lub caij ntuj no Olympics, Machikou thiab Xiaotangshan Reclaimed Water Plant ntawm Central Water Changping tuam txhab yuav tawm mus rau tag nrho cov tawm mus muab cov kev pab cuam lav, thiab txhaj lub "ntsuab hwj chim" ntawm CECEP mus rau hauv lub "Green Winter Olympics" nyob rau hauv tag nrho cov txheej txheem.
4. Dab tsi yog "dub thev naus laus zis" ntawm qhov tseeb aeration?
Precise aeration yog cov khoom lag luam ntawm kev tswj xyuas qib siab ntawm cov dej phwj tuaj kho cov nroj tsuag los ntawm cov txheej txheem kev tswj xyuas thaum ntxov mus rau niaj hnub refined tsis siv neeg tswj txoj kev.
Cov txheej txheem activated sludge ib txwm siv nyob hauv lub ntiaj teb rau ntau pua xyoo. Ntau tus kws tshaj lij nyob hauv tsev thiab txawv teb chaws tau rov hais dua thiab hais ntxiv tias nws yog qhov yuav tsum tau ua kom tob tob tob txog lub xyoo pua activated sludge txheej txheem kom paub txog kev tswj kom zoo thiab kev ua haujlwm zoo ntawm cov txheej txheem kho biochemical.
Lub hom phiaj tseem ceeb ntawm qhov tseeb aeration yog los xyuas kom meej tias kev ua haujlwm ruaj khov ntawm cov txheej txheem kho biochemical thiab kev ua raws li cov dej ntws ruaj khov, thiaj li ua tiav kev txuag hluav taws xob thiab kev txo qis ntawm cov blast aeration system thiab txo cov nqi khiav lag luam ntawm cov dej phwj tuaj. kev kho mob cog.
Lub automation thiab refined tswj thiab tswj cov dej phwj tuaj kho cov nroj tsuag tau ntev tau tawm tswv yim thoob ntiaj teb. Precision aeration yog ib qho cuab yeej zoo los ua kom tiav kev tswj xyuas cov dej phwj tuaj, thiab yuav tsum muaj kev sib koom tes ntawm txhua tog nrog rau cov tshuab tshuab, cov cuab yeej aeration, thiab cov tshuab aeration precision.
Lub precision aeration system tuaj yeem paub ntau yam kev siv cua tshuab, xws li kev sib tshuam aeration, micro aeration, ib txwm aeration, yaj oxygen faib tswj, thiab lwm yam .; nws tuaj yeem pab cov dej phwj tuaj kho kom paub txog qhov kev hloov kho zoo ntawm cov txheej txheem thiab hloov mus rau ntau yam txheej txheem, thiab tuaj yeem hloov kho nrog cov txheej txheem hloov; nws tseem tuaj yeem ceeb toom rau lub ntsiab tswj ntawm lub tshuab tshuab kom kho cov cua ntim raws li qhov xav tau tam sim no aeration ntim los tiv thaiv cov xwm txheej txawv txav xws li surge thiab txuag lub zog noj ntawm lub tshuab.
Vim li cas thiaj ua tiav qhov tseeb aeration?
Precise aeration yog qhov tseem ceeb ntawm chav tswj dej ntse!
Nyob rau hauv cov txheej txheem kev kho mob lom ntawm cov dej phwj tuaj kho, yog tias tus nqi aeration tsis txaus, cov txheej txheem ua haujlwm yuav deteriorate, thiab cov dej ntws zoo yuav dhau ntawm tus qauv; Yog hais tias tus nqi aeration ntau dhau lawm, nws yuav ua rau muaj kev siv hluav taws xob ntau thiab ua rau cov nqi khiav lag luam ntawm cov kav dej phwj tuaj. Yog li ntawd, kev ua haujlwm tau zoo thiab kev lag luam ntawm cov dej phwj tuaj yeem tsuas yog ua kom ntseeg tau los ntawm kev faib tawm thiab raug kho qhov ntim aeration ntawm txhua cheeb tsam raws li qhov xav tau tiag tiag.
Kev tswj tsis siv neeg zoo rau cov txheej txheem dej phwj tuaj yeem tsis tsuas yog ua kom muaj kev ua haujlwm tas mus li thiab ruaj khov ntawm cov khoom siv dej phwj tuaj, tab sis kuj paub txog kev txuag hluav taws xob thiab kev txo qis. Precision aeration tswj qhov system yog ib txheej ntawm lub zog txuag technologies tsim nyob rau hauv xyoo tas los no kom zoo dua tswj blast aeration.
Kev siv hluav taws xob ntawm cov chaw kho dej phwj hauv kuv lub tebchaws feem ntau yog siv hluav taws xob. Kev siv hluav taws xob ib tuj ntawm kev kho dej phwj yog kwv yees li 0.2-0.3 kWh, thiab tus nqi hluav taws xob suav txog li 50 feem pua -70 feem pua ntawm cov nqi kho dej phwj. Raws li kev tsim kho cov dej phwj tuaj hauv kuv lub teb chaws, los ntawm kev ua haujlwm zoo ntawm cov chaw uas twb muaj lawm, muaj qhov chaw loj loj rau kev txhim kho cov dej ntws zoo thiab txo qis zog thiab cov khoom siv. Txog rau thaum xaus rau lub Rau Hli 2019, ntau dua 5,{7}} cov chaw kho dej hauv nroog (tsis suav nrog cov chaw kho dej hauv nroog thiab kev lag luam) tau tsim nyob hauv nroog thoob plaws tebchaws, nrog cov dej phwj tuaj txog 210 lab cubic meters ib hnub.
Raws li kev suav hais tias kuv lub teb chaws cov dej phwj tuaj kho cov nroj tsuag txheej txheem 50 billion tons ntawm cov dej phwj txhua xyoo, yog tias kev siv hluav taws xob tuaj yeem txuag tau los ntawm 20 feem pua, nws tuaj yeem txuag tau li 3 billion kWh ntawm hluav taws xob rau lub tebchaws. Raws li keeb kwm yav dhau los uas lub teb chaws txhawb zog txhawb kev txuag hluav taws xob thiab kev txo qis, kev txuag hluav taws xob thiab kev txo qis ntawm cov chaw kho dej phwj yog qhov tseem ceeb heev.
Kwv yees li ib nrab ntawm cov dej phwj tuaj kho hauv kuv lub teb chaws siv oxidation ditch thiab AAO txheej txheem, thiab ntau thiab ntau AAO deformation txheej txheem tau qhia txog kev nce siab. Kev siv hluav taws xob ntawm kev siv hluav taws xob tawg yog kwv yees li 51 feem pua ntawm tag nrho lub zog siv ntawm cov dej phwj tuaj kho. Yog li ntawd, kev paub txog lub zog txuag kev ua haujlwm ntawm lub tshuab aeration yog tus yuam sij rau kev txuag hluav taws xob ntawm cov dej phwj tuaj kho.
Ntau dhau aeration ncaj qha ua rau pov tseg ntawm hluav taws xob hluav taws xob, thiab cov pa oxygen yaj tau raug coj mus rau thaj chaw anoxic los ntawm cov reflux sab hauv los cuam tshuam cov txiaj ntsig ntawm denitrification, thiab cov oxygen yaj tau coj mus rau thaj tsam anaerobic los ntawm sab nraud reflux los cuam tshuam cov txheej txheem ntawm anaerobic phosphorus. tso tawm.
Tsis txaus aeration yuav cuam tshuam rau kev ua haujlwm ntawm cov kab mob hauv lub tank biochemical, uas yuav cuam tshuam rau qhov zoo ntawm cov dej ntws; Nws kuj tseem tuaj yeem ua rau denitrification nyob rau hauv lub tank thib ob sedimentation, thiab cov sludge yuav ntab, cuam tshuam rau cov dej ntws tawm.
Lub precision aeration system tuaj yeem tsis tsuas yog ua kom muaj kev ua haujlwm tas mus li thiab ruaj khov ntawm cov khoom siv dej phwj tuaj kho, tab sis kuj paub txog kev txuag hluav taws xob thiab kev txo qis.
Cov txheej txheem aeration muaj ob kauj ruam: ib qho yog diffusion thiab dissolution ntawm oxygen. Nyob rau hauv lub moj tej tawg aeration system, nws yog feem ntau xav tias tom qab cov cua tso tawm los ntawm lub aeration lub taub hau nyob rau hauv qab ntawm lub aeration tank, cov pa oxygen nyob rau hauv cov huab cua yog pauv los ntawm cov roj theem mus rau lub kua theem. Qhov thib ob yog kev siv thiab kev siv cov pa oxygen yaj. Cov txheej txheem no ua ke nrog cov txheej txheem tshem tawm cov pa roj carbon monoxide, tshem tawm cov nitrogen lom, tshem tawm cov phosphorus lom, thiab lwm yam ntawm cov txheej txheem kho aerobic, thiab yog qhov tshwm sim ntawm kev sib xyaw ua ke ntawm ntau yam txheej txheem.
Cov txheej txheem aeration ntawm cov txheej txheem activated sludge yog muab cov pa oxygen uas tsim nyog rau kev tshem tawm cov organic carbon, nitrification, phosphorus absorption thiab lwm yam txheej txheem los txhawb qhov kev nce qib ntawm peb cov tshuaj biochemical. Lub hom phiaj ntawm aeration flow control yog tsim kom ruaj khov yaj oxygen tej yam kev mob los tsim kom muaj ib tug dynamic tshuav nyiaj li cas thiab ib tug txhim khu kev qha nyob ib puag ncig rau microbial kev loj hlob thiab pa phem degradation. Lub ntsiab ntawm cov txheej txheem dynamic equilibrium no yog ua kom tag nrho cov pa oxygen hloov pauv kwv yees li sib npaug rau tag nrho cov pa oxygen noj. Txij li qhov zoo thiab qhov ntau ntawm cov dej muaj txiaj ntsig ntawm cov dej phwj tuaj kho cov nroj tsuag hloov pauv, nws cov pa oxygen kuj hloov pauv hauv lub sijhawm tshwj xeeb. Tsuas yog los ntawm kev ntsuas cov pa oxygen thiab kev siv cov pa oxygen hauv lub sijhawm no tuaj yeem ua kom muaj kev ruaj ntseg ntawm qhov chaw kho mob. lav qhov dej zoo.