Los ntawm kev sib ntxiv ntawm polydimetlylentlylammonaconium (pdmdaac), Polyaluminium chloride (PBR), lawv tau tshawb xyuas MBLIATION MBR. Cov nyhuv ntawm membrane fouling. Qhov ntsuas ntsuas ntsuas cov kev hloov pauv ntawm MBR ua haujlwm ntawm cov khoom siv hluav taws xob hauv qab (CST) Kev hloov pauv ntawm kev ua haujlwm sludge thaum lub sijhawm ua haujlwm, peb Dosages thiab cov qauv tshuaj ntau npaum li cas uas yog qhov zoo tshaj plaws nrog cov tshuaj flocculation tau txiav txim siab.
Cov txiaj ntsig kev sim ua qhia tau tias Flocculant tuaj yeem pab tau daim nyias nyias nyias. Thaum peb qhov kev sib txawv ntawm cov tshuaj ntau ntxiv, PDMDAAC tau ua rau muaj kuab paug kom zoo tshaj plaws, ua raws li los ntawm kev sib xyaw ua pa yeeb yaj kiab, thiab PAC muaj cov nyhuv phem tshaj. Hauv kev sim ntawm kev siv tshuaj ntxiv thiab koob tshuaj ntau dua, pacdaac, Composite Flocculant, thiab PAC txhua tus tau ua haujlwm tau zoo dua li kev noj tshuaj kom dawb huv. Raws li kev hloov pauv ntawm lub transmembrane siab (tmp) hauv kev sim, nws tuaj yeem txiav txim siab ntxiv ntawm 400 mg / l pdmdaac, qhov tshuaj ntxiv ntxiv ntxiv yog 90 mg / l. Cov nyiaj pab txhawb siab zoo tshaj plaws ntawm 90 mg / u tuaj yeem ua kom muaj kev sib txuas lus txuas ntxiv, thaum muaj 3.4 Tus neeg Flocculant muaj cai ntawm PDMDAAC thiab PAC nrog lub zog sib piv ntawm 6: 4 tsis tuaj yeem txo qis cov nqi ua haujlwm los ntawm kev siv PDMDAAC ib leeg. Sib txuas ua ke ntawm TMP thiab cov kev hloov ntawm Svi tus nqi, nws tuaj yeem txiav txim siab tias kev ua tau zoo ntawm flocculant pab ntxiv yog 60mg / l. Tom qab ntxiv cov flocculant, nws tuaj yeem txo tus nqi cst ntawm sludge sib tov, nce kev sib xyaw Zeta, txo cov nqi Svi, txo cov ntsiab lus SVI thiab cov ntsiab lus ntawm EPS thiab SMP. Qhov kev sib ntxiv ntawm cov flocculant ua rau kev ua haujlwm sludge flocculate nruj dua, thiab cov npoo ntawm cov lim lim, nthuav tawm lub sijhawm ua haujlwm ntawm MBR nyob rau hauv tas mus li ntws. Cov flocculant tsis muaj qhov pom tseeb ntawm cov mbr zoo dej ua tau zoo. Cov MBR Reactor nrog PdMdaac muaj qhov nruab nrab tshem tawm tus nqi nruab nrab ntawm 93.1% thiab 89.1% rau COD thiab TN, feem. Cov concentration ntawm effluent yog qis dua 45 thiab 5mg / u, ncav cuag thawj theem tso tawm. Txheem.
Excermept los ntawm baidu.
Lub sijhawm Post: Nov-22-2021