Polyaluminium chloride:PAC ka bokhutšoane, e tsejoang hape e le aluminium chloride ea mantlha kapa hydroxyl aluminium chloride.
Molao-motheo:ka sehlahisoa sa hydrolysis sa polyaluminium chloride kapa polyaluminium chloride, pula ea colloidal ka likhoerekhoere kapa sludge e thehoa ka potlako, e leng bonolo ho arola likaroloana tse kholo tsa precipitate.Tshebetso:Ponahalo le ts'ebetso ea PAC li amana le alkalinity, mokhoa oa ho lokisa, sebopeho sa litšila le litaba tsa alumina.
1, ha alkalinity ea polyaluminium chloride e hloekileng ea mokelikeli e le ka har'a 40% ~ 60%, ke mokelikeli o mosehla o khanyang o bonaletsang.Ha alkalinity e feta 60%, butle-butle e fetoha mokelikeli o hlakileng o se nang 'mala.
2, ha alkalinity e ka tlase ho 30%, polyaluminium chloride e tiileng ke lense.
3, ha alkalinity e le ka har'a 30% ~ 60%, ke thepa ea colloidal.
4, ha alkalinity e le kholo ho feta 60%, butle-butle e fetoha khalase kapa resin.Solid polyaluminium chloride e entsoeng ka bauxite kapa liminerale tsa letsopa ke mosehla kapa o sootho.
Sehlahisoa papiso
Sehlopha se tloaelehileng
22-24% litaba:tlhahiso ea ts'ebetso ea ho omisa meropa, ntle le ho sefa poleiti le foreimi, thepa e sa keneng ea metsi e phahame, ke theko ea hajoale ea 'maraka ea lihlahisoa tsa indasteri, tse sebelisoang haholo ho hloekisa metsi a litšila a indasteri.
26% litaba:tlhahiso ea ts'ebetso ea ho omisa meropa, ntle le ho sefa poleiti le foreimi, lisebelisoa tse sa keneng metsi li tlase ho 22-24%, sehlahisoa sena ke boemo ba naha ba boemo ba indasteri, theko e phahame hanyane, e sebelisoa haholo kalafong ea metsi a litšila a indasteri.
28% litaba:sena se na le mefuta e 'meli ea ts'ebetso ea ho omisa moqomo le ho omisa, mokelikeli ka mochini oa filthara ea poleiti, metsi a sa keneng ho feta tse peli tsa pele tse tlase, ke tsa lihlahisoa tsa boemo bo holimo tsa PAC, e ka sebelisoa bakeng sa kalafo e tlase ea likhoerekhoere le kalafo ea pele ea semela sa metsi a pompo.
30% litaba:ho na le mefuta e 'meli ea ho omisa moqomo le ho omisa, mokelikeli oa mokelikeli ka mochini oa sefaele sa poleiti, ke oa lihlahisoa tsa boemo bo holimo tsa PAC, tse sebelisoang haholo setsing sa metsi a pompo le litšila tse tlase tsa kalafo ea metsi a lapeng.
32% litaba:sena se entsoe ka ho omisa ka ho fafatsa, se fapane le lihlahisoa tse ling, ponahalo ena ea PAC e tšoeu, ke bohloeki bo phahameng ba polyaluminium chloride e se nang ferrous, e sebelisoang haholo indastering e ntle ea lik'hemik'hale le tlhahiso ea litlolo, ke tsa sehlopha sa lijo.
Polyacrylamide:e bitsoang PA M, e tsejoang ka hore ke flocculant kapa coagulant
Molao-motheo:PAM ketane ea molek'hule le karolo e qhalakaneng ka mefuta e sa tšoaneng ea mechine, ea 'mele, ea lik'hemik'hale le tse ling, mohato o qhalakaneng o kopantsoe hammoho, ho etsa marang-rang, kahoo ho matlafatsa karolo.
Tshebetso:PAM ke phofo e tšoeu, e qhibilihang ka metsing, hoo e batlang e sa qhibilihe ka har'a benzene, ether, lipids, acetone le metsoako e meng ea tlhaho ea tlhaho, polyacrylamide aqueous solution e batla e le pepeneneng e nang le viscous liquid, ke thepa e seng kotsi, e seng chefo, e sa bola, e tiileng. PAM e na le hygroscopicity, hygroscopicity e eketseha ka keketseho ea tekanyo ea ionic.
Sehlahisoa papiso
Sehlopha se tloaelehileng
PAM ho ea ka litšobotsi tsa eona tsa sehlopha sa dissociable e arotsoe ka anionic Polyacrylamide, cationic Polyacrylamide le bao e seng ionic polyacrylamide.Ionic polyacrylamide.
cationic PAM:sludge e entsoeng ka mokhoa oa biochemical
Anionic PAM:likhoerekhoere le seretse se nang le tefiso e ntle, joalo ka semela sa tšepe, semela sa electroplating, metallurgy, ho hlatsoa mashala, ho tlosa lerōle le likhoerekhoere tse ling, li na le phello e ntle.
Nonionic PAM:bakeng sa cationic le anionic li na le phello e ntle, empa theko ea unit e theko e boima haholo, hangata ha e sebelisoe hangata
Ka bobeli li eketsoa ho sebelisa litaelo
flocculation ke eng?Ka mor'a ho eketsa coagulant ho metsi a tala, ho kopanya ka ho feletseng le 'mele oa metsi, boholo ba litšila tsa colloid metsing li lahleheloa ke botsitso,' me likaroloana tse sa tsitsang tsa colloid lia thulana le ho kopana ka har'a letamo la flocculation, ebe li etsa floc e ka tlosoang ka mokhoa oa pula.
Lintho tse susumetsang tsa flocculation
Mokhoa oa ho hōla ha floc ke mokhoa oa ho kopana le ho thulana ha likaroloana tse nyenyane.
Boleng ba phello ea flocculation bo itšetlehile ka lintlha tse peli tse latelang:
1 bokhoni ba li-polymer complexes tse entsoeng ke coagulant hydrolysis ho theha borokho ba foreimi ea adsorption, e khethiloeng ke thepa ea coagulants.
2 monyetla oa ho thulana ha likaroloana tse nyenyane le mokhoa oa ho li laola bakeng sa ho thulana ho utloahalang le ka katleho.Litaelo tsa boenjiniere ba phekolo ea metsi li lumela hore e le ho eketsa monyetla oa ho thulana, lebelo la lebelo le tlameha ho eketseha, le tšebeliso ea matla ea 'mele oa metsi e tlameha ho ba teng. e eketseha ka ho eketsa lebelo la lebelo, ke hore, ho eketsa lebelo la phallo ea letamo la flocculation (tlatsetso: haeba likaroloana li bokellana 'me li hola ka potlako ho flocculation, li tla senyeha. Ho na le mathata a mabeli: 1 floc kgolo ka potlako matla a eona ke fokotsehile, ts'ebetsong ea phallo e kopanang le seta se matla se tla etsa hore borokho ba foreimi ea adsorption bo khaotsoe, borokho bo khaotsoeng bo thata ho tsoela pele, kahoo ts'ebetso ea flocculation e boetse e le ts'ebetso e fokolang, ka kholo ea floc, lebelo la phallo le lokela ho etsoa. fokotswa, e le hore floc thehoa ha ho bonolo ho robeha 2 ba bang ba floc kgolo ka potlako haholo tla etsa hore metsi floc itseng holim'a sebaka sharply fokotswa, ba bang ba itsoara joang ha e phethahetseng nyenyane likaroloana lahleheloa ke maemo a itšoara joang, likaroloana tsena tse nyenyane le likaroloana tse khōlō ho thulana; monyetla o fokotsehile haholo, ho thata ho hola hape, likaroloana tsena ha li khone feela bakeng sa tanka ea sedimentation e bolokiloeng, ho thata ho e boloka bakeng sa filthara.)
Eketsa litlhoko
Boemong ba pele ba karabelo ea ho eketsa coagulant, hoa hlokahala ho eketsa monyetla oa ho kopana le likhoerekhoere ka hohle kamoo ho ka khonehang, ho eketsa sekhahla sa ho kopanya kapa ho phalla.Ho itšetlehile ka ho thulana ha metsi a phallang le ho phutha poleiti le ho phalla ha metsi pakeng tsa phutha poleiti ho eketsa lebelo, e le hore likaroloana metsi thulana monyetla oa eketseha, e le hore floc condensation.Le ho karabelo morao, e le hore ho fokotsa lebelo gradient, ka fumana molemo flocculation, precipitation e le hantle.
Ho eketsa lisebelisoa:setshelo sa lithethefatsi, tanka ea polokelo ea lithethefatsi, sesebelisoa sa dosing, pompo ea dosing le lisebelisoa tsa metering.Ho hlomelloa ka tšebeliso ea mekhoa
PAC, PAM dispensing concentration (e nkiloeng mokotleng oa sephutheloana sa lithethefatsi 'me ea kenngoa tanka ea ho qhibiliha)PAC le PAM e fana ka mahloriso Ho ea ka phihlelo: PAC dissolution pool concentration ea 5% -10%, PAM concentration ea 0.1% -0.3%, the ka holimo ho data ho ea ka boleng, ke hore, metsi a mang le a mang a li-cubic PAC 50-100kg, PAM 1-3kg.Tlhaloso ena e batla e phahame, matla a ho qhibiliha a PAM a lekanyelitsoe, ho hlokahala hore a tsose ka ho feletseng lebelo la bohareng ho qhibiliha ka ho feletseng. PAM dissolution concentrations ka eketsoa hantle ho 0.3-0.5%.Nka PAC dissolution concentration of 10%, PAM dissolution concentration of 0.5%, ebe metsi a mang le a mang a cubic a qhibiliha PAC100kg, PAM5kg, lokisa phallo ea pompo ea phallo ea diaphragm, ho latela 1 cubic meter. Ho bala lihora tse 24, ke hore, Q = 42 a etsang dilitara tse / hora, ho ka finyella e loketseng likhoerekhoere kalafo flocculation phello.PAC, PAM ea lisebelisoa tsa likhoerekhoere tekanyo (e qhibilihisitsoeng ka metsing a pele) Tekanyetso ea moemeli oa likhoerekhoere hangata ke PAC 50-100ppm, PAM 2-5ppm, ppm unit ke milione e le 'ngoe, kahoo e fetoloa ligrama tse 50-100 tsa PAC ka tone ea likhoerekhoere, 2-5 dikgerama tsa PAM, ho kgothaletswa hore ka kakaretso ho latela teko ena ea litekanyetso.Haeba matla a letsatsi le leng le le leng a phekolo ea likhoerekhoere ke 2000 cubic metres, PAC dosage concentration ho latela 50ppm, PAM dosage concentration ho ea ka 2ppm calculation, joale letsatsi le leng le le leng tekanyo ea PAC ke 100kg, PAM dosage ke 4kg. Tekanyetso e ka holimo e baloa ho latela phihlelo e akaretsang, tekanyo e khethehileng ea litekanyetso le litekanyetso tsa litekanyetso li lokela ho thehoa tekong e khethehileng ea boleng ba metsi.Bala boleng bo behiloeng ho meter ea phallo ea pompo ea dosing
Ka mor'a ho eketsa moemeli ho likhoerekhoere kapa sludge, e lokela ho tsoakana ka katleho.Nako ea ho kopanya hangata ke metsotsoana e 10-30, hangata ha e fete metsotso e 2.Tekanyetso e khethehileng ea moemeli le mahloriso a likaroloana tsa colloidal, lintho tse tiileng tse emisitsoeng ka har'a likhoerekhoere kapa seretse, tlhaho le lisebelisoa tsa phekolo li na le kamano e kholo, tekanyo ea phekolo ea seretse ho ba bang, litekanyetso tse molemo ka ho fetisisa li fumanoa ka palo e kholo ea liteko.Ho latela the best dosage concentration (ppm1 to add concentration) le phallo ea metsi (t/h) le configuration ea solution concentration (ppm2 preparation concentration), e ka baloa ka dosing pump flowmeter display value (LPM). dosing pump flowmeter (LPM) = phallo ea metsi (t/h)/60×PPM1 ho eketsa mahloriso /PPM2 ho itokisa mahloriso.
Tlhokomeliso: ppm ke milione e le 'ngoe; litekanyetso tsa boleng ba pompo ea phallo ea pompo, LPM ke lilithara/motsotso;GPM ke lilithara/motsotso
Nako ea poso: Feb-19-2024
