Cov hnab looj tes tiv thaiv kev ua haujlwm yog siv cov hnab looj tes pov tseg
Cov hnab looj tes tiv thaiv kev nyab xeeb, ua ib qho tseem ceeb ntawm cov cuab yeej tiv thaiv tus kheej (PPE), tau siv dav hauv ntau yam lag luam xws li kev kho mob, kev lag luam, kev tsim kho, thiab khoom noj. Nyob rau hauv xyoo tas los no, nrog kev tswj hwm kev noj qab haus huv thiab kev nyab xeeb, txhim kho kev paub txog kev noj qab haus huv rau pej xeem, thiab kev txhim kho cov txheej txheem nrawm dua hauv cov lag luam tawm tshiab, lub ntiaj teb kev thov rau siab -cov hnab looj tes kev nyab xeeb zoo tau nce tsis tu ncua.
Kev lag luam hnab looj tes kev nyab xeeb thoob ntiaj teb tab tom loj hlob tsis tu ncua, nrog kev lag luam loj ntawm 11.8 billion US las hauv 2023, thiab xav tias yuav loj hlob ntxiv rau xyoo tom ntej, mus txog kev lag luam loj ntawm 25.33 billion US dollars los ntawm 2029.
I. Txheej txheem cej luam ntawm Kev Nyab Xeeb Cov hnab looj tes pov tseg cov neeg siv khoom
Cov hnab looj tes kev nyab xeeb tsim cov tuam txhab yog ib qho ntawm cov neeg siv khoom tseem ceeb rau kev kho dej khib nyiab. Cov dej khib nyiab los ntawm cov hnab looj tes muaj kev nyab xeeb muaj teeb meem kev kho mob siab thiab rov siv dua vim tias muaj cov latex proteins, sulfides, thiab cov kuab tshuaj organic. Thaum lub sij hawm tsim cov hnab looj tes kev ruaj ntseg (tshwj xeeb tshaj yog nyob rau hauv cov txheej txheem roj hmab impregnation), ib tug loj npaum li cas ntawm complex industrial khib nyiab yog generated, feem ntau yog los ntawm cov theem ntawm latex impregnation, sulfurization fixation, thiab tu. Yog tias cov dej khib nyiab no tsis raug kho kom raug thiab tso tawm ncaj qha, nws tsis tsuas yog ua txhaum txoj cai tiv thaiv ib puag ncig nkaus xwb tab sis kuj yuav muaj kev cuam tshuam loj rau ecological ib puag ncig. Yog li ntawd, cov neeg muab kev pabcuam kev pabcuam uas muaj peev xwm ua tau raws li kev khomob tau dhau los ua cov koom tes tseem ceeb hauv kev hloov pauv thiab txhim kho kev lag luam no.
Cov duab ntawm cov hnab looj tes tiv thaiv
II. Kev kho dej khib nyiab rau cov hnab looj tes tiv thaiv kev ua haujlwm
Cov dej khib nyiab
Cov hnab looj tes kev nyab xeeb (xws li latex, nitrile, thiab lwm yam) tau dhau los ua ntau cov kauj ruam thaum lub sijhawm tsim khoom, suav nrog dipping hauv cov kua nplaum, ziab, demolding, thiab shaping. Thaum lub sijhawm txheej txheem no, ntau theem ua kom muaj siab - cov dej khib nyiab organic, tshwj xeeb tshaj yog thaum lub sij hawm ntxuav dej thiab degumming. Cov dej khib nyiab no muaj ntau cov organic teeb meem, tshem tawm cov khib nyiab, thiab cov khoom siv tshuaj ntxiv.
Cov ntsiab lus ntawm cov dej khib nyiab
1. Cov khoom siv tu dej: Siv los yaug cov pwm thiab cov khoom siv ntau lawm kom tshem tawm cov latex residual los yog curing agents.
2. Kev ntxuav dej tom qab lub hnab looj tes demolding: hnab looj tes yuav tsum tau muab ntxuav nrog dej tom qab tshem tawm cov pwm los ntxuav cov tshuaj (xws li calcium chloride) uas txuas rau saum npoo thiab tsis muaj cov protein latex.
3. Dewatering thiab yaug cov dej khib nyiab: Thaum lub sij hawm qis - kub shaping thiab nruab nrab- qhov kub thiab txias theem, dewatering kev kho mob yog nqa tawm, thiab cov dej khib nyiab uas muaj gel thiab deg active agents raug tso tawm nyob rau theem no.
4. Cov dej ntshiab los ntawm kev npaj cov dej ntshiab: Qee qhov dej num siv cov dej ntshiab thaum sib tov los yog ntxuav, thiab cov dej khib nyiab uas tsim los ntawm cov txheej txheem kev npaj yog cov kua dej huv thiab feem ntau yog cais tawm.
5. Cov dej yaug hauv av: Cov dej khib nyiab sib xyaw tsim thaum ntxuav hauv pem teb rhiav, uas tej zaum yuav muaj cov roj stains, plua plav, thiab lwm yam pa phem.
DMF yog ib qho hnyav uas feem ntau siv hauv cov tawv hluavtaws lossis cov txheej txheem tshwj xeeb impregnation. Txawm hais tias tsis yog tag nrho cov hnab looj tes tiv thaiv kev ua haujlwm siv nws, nws muaj nyob rau hauv qee cov khoom lag luam siab - kawg.
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 Siv Hluav Taws Xob Kev Tiv Thaiv Kev Ua Haujlwm
Cov hnab looj tes tiv thaiv hauv chav kuaj (xws li latex, nitrile, thiab roj hmab cov ntaub ntawv) yuav tsim kom muaj ntau qhov siab ntawm -cov dej khib nyiab hauv cov txheej txheem xws li dipping hauv cov kua nplaum, ntxuav, thiab ziab. Cov pa phem tseem ceeb muaj xws li:
High chemical oxygen xav tau (COD): 2000-5000 mg / L
High ammonia nitrogen, tshem tawm cov khib nyiab (SS)
Latex proteins, sulfides, organic solvents, DMF (dimethylformamide), thiab lwm yam nyuaj -kom-degrade Cheebtsam.
Yog tias tsis kho kom zoo, nws yuav ua rau dej lub cev eutrophication, av paug, thiab ntsib kev pheej hmoo ntawm kev nplua ib puag ncig.
Yog li ntawd, yuav tsum tsim kom muaj txheej txheem kev kho dej khib nyiab thiab kho kom haum xeeb, suav nrog kev kho kom zoo thiab cov nqi khiav lag luam.
Cov txheej txheem kev kho mob tseem ceeb (sib faib los ntawm theem)
1. Ua ntej-kev kho mob theem: Tshem tawm impurities thiab txo cov load
Lub hom phiaj ntawm theem no yog kom tshem tawm cov khoom loj ntawm cov khib nyiab tshem tawm, colloids, thiab qee cov organic tshuaj, txo lub nra ntawm cov txheej txheem biochemical tom ntej.
Grate filtration: cuam tshuam cov hnab looj tes, fibers, thiab lwm yam., cov khoom loj ntawm impurities.
Equalization tank homogenization: Sib npaug dej zoo thiab kom muaj nuj nqis los tiv thaiv kev poob siab.
Cua flotation / tshuaj coagulation:
Siv lub tiaj tus -Flow dissolved air flotation device los yog chemical coagulation (xws li polyaluminum chloride PAC), kom tshem tawm cov roj, gels, thiab cov khib nyiab tshem tawm.
Muaj peev xwm tshem tawm 80% lossis ntau dua ntawm SS thiab qee qhov COD.
2. Biochemical kho theem: Microbial degradation core
Nws tau muab faib ua ob ntu - theem: anaerobic thiab aerobic, kom ua tau zoo decomposition ntawm cov organic teeb meem.
Kev kho anaerobic: Decompose siab -concentration organic teeb meem, txhim kho biodegradability; feem ntau yog siv UASB, IC anaerobic tanks; COD tshem tawm tus nqi tuaj yeem ncav cuag 60% -80%; tsim biogas rau lub zog rov qab los, feem ntau anaerobic feem ntau yog siv los kho cov dej khib nyiab nrog COD> 3000 mg / L, uas tuaj yeem txo qis kev siv zog thiab txo cov sludge ntau lawm.
Kev kho aerobic: Degradate COD, ammonia nitrogen, ua tiav cov tshuaj tiv thaiv nitrification; feem ntau hu rau oxidation tso tsheb hlau luam, CASS, SBR, MBR membrane bioreactors yog siv; ntxiv tshem tawm COD, ammonia nitrogen, kom ruaj khov effluent.
3. Kev kho mob tob: xyuas kom cov dej ntws tawm raws li cov qauv
Ua haujlwm zoo ntawm biochemical effluent kom ua raws li "Integrated Wastewater Discharge Standard" (GB8978-1996) lossis cov qauv hauv zos.
Multi- media filtration: sand filtration, activated carbon adsorption, kom tshem tawm cov xim seem thiab taug qab cov organic.
4. Membrane sib cais tshuab:
MBR (membrane bioreactor): integrates biological degradation thiab membrane filtration, nrog ntshiab effluent.
Ultrafiltration (UF) + thim rov qab osmosis (RO): siv rau cov dej rov qab siv dua, nrog tus nqi desalination ntau dua 95%.
Kev kho kab mob tua kab mob: ultraviolet lossis sodium hypochlorite sterilization, tsim nyog rau rov qab siv dua rau dej los yog ntsuab.
5. Cov tswv yim teb cov xwm txheej tshwj xeeb
DMF-muaj cov dej khib nyiab: rov qab distillation + ua ntej- kho los ntawm kev sib cais membrane ua ntej nkag mus rau hauv lub ntsiab
High sulfate / nitrate cov dej khib nyiab: txhim kho ua ntej -kev kho + cov kab mob tshwj xeeb cog rau kev degradation
Cov dej ntsev ntsev ntau ntau: MVR evaporation crystallization + khoom -kua sib cais
Lus Cim: Qee lub lag luam siv "ultrafiltration + thim rov qab osmosis" kom ua tiav cov dej rov qab siv dua ntawm 70%, txo cov dej siab.
Cov dej khib nyiab → Bar Screen → Equalization Tank → DAF / Coagulation → Anaerobic Biotreatment → Aerobic Biotreatment → Advanced Treatment → Discharge mus txog Standard
Muaj peev xwm nruab nrog cov dej phwj tuaj kho dej ntws
IV. Cov Kev Kawm Tshwj Xeeb ntawm Kev Kho Cov Khoom Siv pov tseg ntawm Cov hnab looj tes tiv thaiv kev ua haujlwm
Starway Kev Ruaj Ntseg Technology Co., Ltd. Kev kho dej phwj tuaj thiab rov qab siv dej ua haujlwm
I. Lub Npe Lub Npe: Starway Security Technology Co., Ltd. Kev kho dej phwj tuaj thiab rov ua dej num
II. Cov ntaub ntawv ntawm qhov project:pH 6-9, COD Tsawg dua lossis sib npaug li 400mg / L, Dej ntim 15,000m³ / d.
III. Cov ntaub ntawv txheej txheem:Cov dej khib nyiab los ntawm cov hnab looj tes pov tseg yog thauj mus los ntawm cov chaw cob qhia mus rau qhov chaw ua dej phwj. Nws yog txias los ntawm cov cua txias ua ntej, tom qab ntawd cov dej zoo thiab ntim yog sib npaug hauv lub tank tswj, thiab tom qab ntawd nws tau tsa rau hauv coagulation thiab cua flotation tshuab kom tshem tawm cov khoom colloidal hauv dej los ntawm flotation. Cov effluent ces nkag mus rau tom qab aerobic biochemical system. Vim muaj tag nrho cov ntsiab lus nitrogen siab hauv cov dej nyoos, lub tshuab aerobic tau txais ob -theem A / O denitrification txheej txheem los xyuas kom meej tias tag nrho cov nitrogen tshem tawm thiab ua tau raws li cov qauv tso tawm; Nyob rau tib lub sijhawm, cov organic teeb meem hauv dej yog degraded thiab adsorbed los ntawm cov activated sludge; Cov effluent ces nkag mus rau hauv MBR membrane bioreactor, qhov twg cov khib nyiab tshem tawm hauv dej tau khaws cia los ntawm daim nyias nyias bioreactor, hloov cov tsoos theem nrab sedimentation tank, ua tiav cov kev sib cais ntawm cov sludge thiab hydraulic tuav lub sij hawm, tso cai rau ib tug ntau dua sludge concentration yuav tsum tau khaws cia nyob rau hauv lub sludge tank, ffluent cov av zoo, thiab ffluent zoo. ua kom cov effluent ua tau raws li qhov yuav tsum tau nkag mus rau hauv cov dej reclaimed.
Cov txheej txheem dej rov qab siv dua tau siv ntau- xov xwm lim + RO rov qab osmosis daim nyias nyias, uas tshem tawm cov kab turbidity thiab inorganic ntsev ions hauv dej kom tau raws li cov txheej txheem tsim khoom.
Hengdeli Gloves Co., Ltd. Tes hnab looj tes Wastewater Treatment Station Project
I. Project Overview:
Lub npe qhov project: Tes hnab looj tes Wastewater Treatment Chaw tsim kho Project ntawm Shandong Hengdeli Tes Glove Co., Ltd.
Cov Txheej Txheem Kev Kho Mob: DMF ua ntej-kev kho mob + Nitrile hnab looj tes ua ntej- kev kho mob + Biochemical kev kho system + Kev kho dej khib nyiab hauv ntau cov txheej txheem
Theem Kho: Cov dej kho tau zoo mus txog qib A1
II. Kev phom sij ntawm tes hnab looj tes khib nyiab:
Cov txheej txheem tsim cov hnab looj tes yog qhov nyuaj, thiab cov dej khib nyiab tsim tawm yog qhov loj hauv ntim, nrog cov khoom ua paug tsis zoo. Nws yog ib qho tsim nyog los ua cov kev kho cov dej khib nyiab, xws li ua ntej- kho, hloov pH, PAC / PAM flocculation, thiab lwm yam. Txawm li cas los xij, cov theem anaerobic, anoxic, thiab aerobic theem ntawm nitrile hnab looj tes cov dej khib nyiab muaj kev ua haujlwm tsawg thiab nyuaj ua tau raws li cov qauv.
III. Txoj Haujlwm Taw Qhia:
Cov dej khib nyiab ntawm Hengdeli Hand Glove Wastewater Treatment Station feem ntau yog los ntawm kev tsim cov hnab looj tes PU thiab hnab looj tes latex, nrog rau DMF distillation condensate pov tseg tsim los ntawm cov khoom siv tshiab DMF distillation rov siv dua ntawm lub tuam txhab. Tus tsim tag nrho cov dej ntim yog 300 m³ / d. Cov dej khib nyiab yuav tsum tau ua kom tau raws li cov qauv ntawm cov kav dej hauv nroog tom qab kev kho mob thiab ua raws li "Cov Qauv Dej Zoo rau Kev Tso Dej Rau Hauv Nroog Cov Kav Dej".
IV. Kev piav qhia ntawm Guangbo Environmental Treatment Process:
Tom qab txiav txim siab txog cov dej ntim thiab qhov zoo ntawm lub tuam txhab, cov txheej txheem kev kho zaum kawg yog cov txheej txheem suav nrog DMF ua ntej -kev kho mob + Nitrile hnab looj tes ua ntej- kev kho system + Biochemical kev kho system + Kev kho dej khib nyiab. Thaum kawg, cov kua dej ua tau raws li cov qauv. Nrog rau lub hom phiaj ntawm kev xav txog cov kev xav tau ntawm cov neeg siv khoom, Jinan Guangbo Environmental tau muab lub tuam txhab nrog cov txheej txheem ua haujlwm uas yooj yim raws li cov txheej txheem, yooj yim rau kev khiav lag luam thiab tswj, muaj kev nyab xeeb thiab txhim khu kev qha, yooj yim rau kev khiav lag luam thiab kho, thiab muaj qhov hloov pauv loj. Nws tau unanimously lees paub los ntawm cov neeg siv khoom.
