I. Kev tiv thaiv kev nyab xeeb (thawj txoj ntsiab cai)
Kev tiv thaiv tus kheej:
Kev tiv thaiv plua plav: thaum tuav hmoov, ib qib plua plav (n95 qib lossis saum toj no) thiab cov pa tiv thaiv kom tsis txhob muaj plua plav nqus tau pa).
Cov hnab looj tes tawv nqaij: Hnav hnab looj tes-resistant hnab looj tes (xws li nitrile hnab looj tes) thiab khaub ncaws ua haujlwm ntev; Yaug tam sim ntawd nrog dej huv rau 15 feeb thaum sib cuag.
Qhov muag sib cuag: yog tias nws tau txais mus rau hauv lub qhov muag, tam sim ntawd yaug nrog dej ntws ntau li 15 feeb thiab nrhiav kev kho mob.
Tsis muaj kev sib cuag ncaj qha:
Undissolvled qhuav hmoov los yog cov kev daws teeb meem siab yuav tsum tsis txhob nkag mus ncaj qha rau daim tawv nqaij (nws yuav ua rau muaj kev cuam tshuam me me lossis kev tsis haum tshuaj).
Qhov chaw ua cua:
Thaj chaw sib cais yuav tsum muaj kev ua kom muaj kev sib txuam zoo kom tiv thaiv cov plua plav los yog vapor (tshwj xeeb yog cov chaw kaw).
2. Kev teeb tsa kev teeb tsa (90% ntawm cov teeb meem tshwm sim hauv cov theem no)
Dej Ua Tau Zoo:
Siv dej huv thiab qis-hardness (kais dej lossis cov dej muag muag muag muag), thiab tsis txhob muaj dej nrog ntau ntau thiab feed⁺, uas yuav txo cov nyhuv).
Kev sib cais ntawm lub siab:
Cov kev pom zoo yog {{{{0}}. 3%}. 3% (1 mus rau 3 grams hmoov rau ib liter dej). Tshaj dhau 0.5% yog nruj me ntsis txwv (ib qho siab uas siab dhau yuav ua rau kev taug kev thiab tsis muaj peev xwm yaj).
Txoj kev tshem tawm:
"Qeeb thiab maj nrawm nplawm" thaum lub xeev stirring (tshuab stirring>, tshuab stirring>
Do kom meej: do txuas ntxiv rau ntau dua lossis sib npaug rau 60 feeb kom txog thaum tsis meej thiab tsis muaj pob tshab thiab dawb ntawm "ntses muag".
Kev ntsuas kub: Chav tsev kub tau siv tau. Qhov kub siab tshaj 10 degree yuav nrawm degradation (nonionic hom yog ntau rhiab rau qhov kub).
Cov Khoom Siv Tsis Txaus
Siv cov hlau stainless lossis cov yas ntim yas (tsis txhob muaj cov thawv hlau uas yuav ua rau cov kab mob hlau ion).
Lub duav stamping yuav tsum zam cov hniav ntse (qib siab-nrawm shearing tuaj yeem tsoo cov molecular charets thiab txo viscosity).
3. Kev daws kev cia thiab kev laus
Freshly npaj thiab siv tam sim ntawd
Lub sijhawm khaws cia ntawm kev daws tom qab kev daws teeb meem yog tsawg dua lossis sib luag rau 24 teev (anionic hom nrawm dua thiab lub viscosity yuav txuas ntxiv kom tsawg).
Los tiv thaiv kev txwv:
Zam txhob kis rau lub teeb, siab dua (siab dua 40 degree) thiab hu rau tus hlau ions, txwv tsis pub cov molecular yuav tawg thiab swb.
Tsis muaj lub sijhawm txiav:
Thaum xa cov twj siv hluav taws xob qis (xws li ntsia hlau twj) kom tsis txhob muaj cov txheej txheem kev puas tsuaj los ntawm kev kub ceev shearing ntawm centrifugal twj.
4. Cov ntsiab lus tseem ceeb ntawm kev noj tshuaj
Dilution thiab ntxiv rau:
Dilute the dilute {{{{0}}}. 1%}. 1%}. 1%}. 1%}.
Point Xaiv:
Dej phwj: ntxiv nws rau pem hauv ntej kawg ntawm lub tank ua tank \/ floccurulation tank kom ua kom muaj kev lom zem ua kom sib xyaw nrog lub cev dej.
Sludge dewatering: Ntxiv ua ntej lub sludge inlet ntawm cov khoom phuatatering khoom (lim xovxwm \/ centrifuge).
Zam kev sib xyaw ncaj qha nrog cov kua qaub muaj zog \/ muaj zog \/ oxidants:
Pam reacts nrog cov kua qaub muaj zog (pH). 3) lossis cov oxidants muaj zog (xws li sodium hypochlorite) yuav nrawm thiab ua tsis tau zoo.
Kev Ua Kom Zoo Dua
Cov kev ntsuas kev ua tau zoo yuav tsum txiav txim siab los ntawm kev sim me me! Ntau dhau lawm ntxiv yuav ua rau:
Flocculation Rov Ua Dua Tshiab ("Kev Tiv Thaiv Kev Tiv Thaiv Colloid"
Ntau dhau viscosity ntawm kev daws teeb meem cuam tshuam rau kev sib cais
Nqi nkim
5. Ua ke nrog lwm tus neeg sawv cev
Compounding Sequence:
Yog tias nws yuav tsum tau siv ua ke nrog inorganic flocculants (ntxiv rau inorganic tus neeg sawv cev ua ntej, tom qab ntawd ntxiv ib tug neeg caij nyoog tshaj lossis sib npaug li 1 feeb).
Kev Xeem Sib Xws
Hom sib txawv \/ Hom Pam yuav tsum tsis txhob sib xyaw, raws li nws yuav ua rau txhaws lossis khaus cov kev cuam tshuam.
6. Kev tswj hwm kev tswj hwm
Ntim thiab noo-pov thawj
Cov hmoov tsis siv yuav tsum tau kaw tam sim ntawd hauv lub hnab ntim khoom (nws yuav tsim cov pob zeb thiab tsis pom zoo tom qab nqus dej noo thiab ua tsis tau zoo).
Cia ib puag ncig:
Txias (< 30℃), dry and well-ventilated place, away from acids, alkalis and oxidants.
Stacking yuav tsum:
Qhov siab yuav tsum tsis pub tsawg tshaj 20cm los ntawm av thiab qhov siab stacking tsis muaj ntau tshaj 10 txheej kom tsis txhob muaj cov particle hnyav.
Txee Lub Neej:
Hmoov yog li 2 xyoos (emulsion rau 6 mus rau 12 hlis), thiab cov kev ua ub no yuav tsum tau rov xeem dua yog tias nws tshaj tas sij hawm.
7. Khib khib nyiab
Khib cov tshuaj
Dilute nrog ntau tus nqi dej (siab dua <{0. 01%) thiab tom qab ntawd tawm mus rau hauv cov txheej txheem pov tseg. Kev tshem tawm ncaj qha ntawm cov kev daws teeb meem siab yog nruj me ntsis.
Ntim Khoom Tuav:
Lub hnab ntim \/ cov ntoo ris yuav tsum tau pov tseg ntawm cov khoom lag luam muaj khib nyiab, thiab cov khoom seem uas tseem xav tau kom ntxuav kom huv.
