1. Menene flocculants, coagulant da conditioners?
Ana iya raba waɗannan wakilai zuwa nau'ikan masu zuwa bisa ga fa'idodi daban-daban a cikin jiyya ta tace sludge:
Flocculant: wani lokacin ana kiransa coagulant, ana iya amfani dashi azaman hanyar ƙarfafa rarrabuwar ruwa mai ƙarfi, ana amfani dashi a cikin tanki na farko, tankin tanki na biyu, tankin ruwa da jiyya na manyan makarantu ko tsarin kulawa na gaba.
Taimakon coagulation: flocculants masu taimako suna taka rawa don haɓaka tasirin coagulation.
Conditioner: Wanda kuma aka sani da dewatering agent, ana amfani da shi don daidaita sauran sludge kafin a cire ruwa, kuma nau'ikansa sun haɗa da wasu daga cikin abubuwan da aka ambata a sama na flocculants da coagulant.
2. Flocculant
Flocculants wani nau'i ne na abubuwa waɗanda zasu iya rage ko kawar da kwanciyar hankali na hazo da kwanciyar hankali na polymerization na barbashi da aka tarwatsa a cikin ruwa, kuma suna sa barbashi da aka tarwatsa su taru kuma suyi taruwa cikin tarawa don cirewa.
Bisa ga abun da ke tattare da sinadaran, ana iya raba flocculants zuwa flocculants inorganic da flocculants.
Inorganic flocculants
Na gargajiya inorganic flocculants ne low kwayoyin aluminum gishiri da baƙin ƙarfe gishiri.Aluminum salts yafi hada da aluminum sulfate (AL2 (SO4) 3∙18H2O), alum (AL2 (SO4) 3∙K2SO4∙24H2O), sodium aluminate (NaALO3), baƙin ƙarfe yafi hada da ferric chloride (FeCL3∙6H20), ferrous sulfate (ferrous sulfate). FeSO4∙6H20) da ferric sulfate (Fe2 (SO4) 3∙2H20).
Gabaɗaya magana, inorganic flocculants suna da halaye na sauƙin samun albarkatun ƙasa, shirye-shirye masu sauƙi, ƙarancin farashi, da matsakaicin tasirin magani, don haka ana amfani da su sosai a cikin maganin ruwa.
Inorganic polymer flocculant
A hydroxyl da oxygen-tushen polymers na Al (III) da Fe (III) za a kara hade a cikin aggregates, wanda za a ajiye a cikin ruwa bayani a karkashin wasu yanayi, da kuma barbashi size zai kasance a cikin nanometer kewayon.Sakamakon babban sashi.
Kwatanta halayen su da ƙimar polymerization, halayen polymer na aluminum ya fi sauƙi kuma siffar ya fi tsayi, yayin da polymer hydrolyzed na baƙin ƙarfe yana amsawa da sauri da sauƙi ya rasa kwanciyar hankali da haɓaka.
Fa'idodin inorganic polymer flocculants suna nunawa a cikin cewa yana da inganci fiye da flocculants na gargajiya kamar sulfate aluminum da ferric chloride, kuma yana da arha fiye da flocculants na polymer.Yanzu an yi nasarar amfani da sinadarin chloride na polyaluminum a cikin matakai daban-daban na samar da ruwa, ruwan sharar masana'antu da najasa na birni, gami da pretreatment, tsaka-tsakin jiyya da ci gaba da jiyya, kuma a hankali ya zama babban flocculant.Duk da haka, dangane da ilimin halittar jiki, digiri na polymerization da daidaitaccen tasirin coagulation-flocculation, inorganic polymer flocculants har yanzu suna cikin matsayi tsakanin ƙwanƙolin ƙarfe na ƙarfe na gargajiya da flocculants na polymer.
Polyaluminum chloride, pac, msds policloruro de aluminio, cas no 1327 41 9, policloruro de aluminio, pac sinadaran ga ruwa magani, poly aluminum chloride, ake magana a kai a matsayin PAC, yana da sinadaran dabara ALn (OH) mCL3n-m.PAC wani nau'in lantarki ne mai yawa wanda zai iya rage yawan cajin colloidal na ƙazanta irin na yumbu (caji mara kyau da yawa) a cikin ruwa.Saboda girman ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta ta fi girma fiye da sauran nau'o'in flocculants.
poly aluminum chloride yana da babban digiri na polymerization, kuma saurin motsawa bayan ƙarawa zai iya rage lokacin samuwar floc.poly aluminum chloride PAC ba shi da tasiri da zafin ruwa, kuma yana aiki da kyau lokacin da zafin ruwan ya yi ƙasa.Yana rage ƙimar pH na ruwa ƙasa da ƙasa, kuma kewayon pH mai dacewa yana da faɗi (ana iya amfani da shi a cikin kewayon pH = 5 ~ 9), don haka ba lallai ba ne don ƙara wakilin alkaline.Matsakaicin adadin PAC kadan ne, adadin laka da aka samar shima kadan ne, kuma amfani, gudanarwa da aiki sun fi dacewa, kuma yana da ƙarancin lalacewa ga kayan aiki da bututun mai.Saboda haka, PAC yana da hali don maye gurbin aluminum sulfate a hankali a fagen kula da ruwa, kuma rashin amfaninsa shine farashin ya fi na gargajiya flocculants.
Bugu da kari, daga mahangar kimiyyar bayani.PAC poly aluminum chlorideshine samfurin tsaka-tsakin motsi na tsarin amsawar hydrolysis-polymerization-hazo na gishirin aluminum, wanda ba shi da kwanciyar hankali.Gabaɗaya, samfuran PAC na ruwa yakamata a yi amfani da su cikin ɗan gajeren lokaci (kayayyakin ƙaƙƙarfan suna da ingantaccen aiki)., ana iya adana shi na dogon lokaci).Ƙara wasu salts inorganic (irin su CaCl2, MnCl2, da dai sauransu) ko macromolecules (kamar polyvinyl barasa, polyacrylamide, da dai sauransu) na iya inganta zaman lafiyar PAC, kuma zai iya ƙara ƙarfin haɗin kai.
Dangane da tsarin samarwa, an gabatar da anions ɗaya ko da yawa daban-daban (kamar SO42-, PO43-, da sauransu) a cikin tsarin masana'anta na PAC, kuma ana iya canza tsarin polymer da rarraba ƙwayoyin cuta zuwa wani ɗan lokaci ta hanyar polymerization, ta haka ne. inganta kwanciyar hankali da ingancin PAC;Idan an gabatar da wasu abubuwan cationic, irin su Fe3+, a cikin tsarin masana'antu na PAC don yin Al3+ da Fe3+ na hydrolytically polymerized, za'a iya samun baƙin ƙarfe na flocculant polyaluminum.
Organic polymer flocculant
Roba kwayoyin polymer flocculants yawanci polypropylene da polyethylene abubuwa, kamar polyacrylamide da polyethyleneimine.Wadannan flocculants duk macromolecules mikakke ne na ruwa mai narkewa, kowane macromolecule ya ƙunshi raka'a masu maimaitawa da yawa waɗanda ke ɗauke da ƙungiyoyin caji, don haka ana kiran su polyelectrolytes.Waɗanda ke ƙunshe da ƙungiyoyin da aka caje masu inganci sune cationic polyelectrolytes, kuma waɗanda ke ɗauke da ƙungiyoyin da ba su da kyau su ne anionic polyelectrolytes, waɗanda ba su ƙunshi ƙungiyoyi masu kyau ko marasa ƙarfi ba, kuma ana kiran su nonionic polyelectrolytes.
A halin yanzu, mafi yawan amfani da flocculant na polymer sune anionic, kuma za su iya taka rawa kawai wajen taimakawa coagulation na ƙazantar colloidal mara kyau a cikin ruwa.Sau da yawa ba za a iya amfani da shi kadai ba, amma ana amfani da shi tare da gishiri na aluminum da gishirin ƙarfe.Cationic flocculants na iya taka rawar coagulation da flocculation a lokaci guda kuma ana amfani da su kadai, don haka sun ci gaba da sauri.
A halin yanzu, ana amfani da polyacrylamide wadanda ba na ionic ba akai-akai a cikin ƙasata, waɗanda galibi ana amfani da su tare da baƙin ƙarfe da gishirin aluminum.Tasirin tsaka-tsakin lantarki na baƙin ƙarfe da aluminum salts a kan ƙwayoyin colloidal da kuma kyakkyawan aikin flocculation na polymer flocculants ana amfani da su don samun sakamako mai gamsarwa.Polyacrylamide yana da halaye na ƙarancin ƙima, saurin coagulation na sauri, da manyan kuma tauri da ake amfani da su.80% na roba polymer flocculants da aka samar a halin yanzu a cikin ƙasata ne wannan samfurin.
Polyacrylamide PAM, polyelectrolyte amfani, polyelectrolyte cationic foda, cationic polyelectrolyte, cationic polymer, cationic polyacrylamide ne mafi yadu amfani roba Organic polymer flocculant, polyelectrolyte, kuma wani lokacin ana amfani da matsayin coagulant.Samar da albarkatun kasa na polyacrylamide shine polyacrylonitrile CH2=CHCN.A cikin wasu sharuɗɗa, acrylonitrile yana yin hydrolyzed don samar da acrylamide, sannan acrylamide yana fuskantar dakatarwar polymerization don samun polyacrylamide.Polyacrylamide shine guduro mai narkewa da ruwa, kuma samfuran suna da ƙarfi mai ƙarfi da ƙoshin ruwa mai ɗanɗano tare da takamaiman taro.
Ainihin nau'i na polyacrylamide a cikin ruwa shine bazuwar nada.Saboda bazuwar coil yana da takamaiman girman barbashi da wasu rukunonin amide akan saman sa, yana iya kunna madaidaicin gada da ƙarfin talla, wato yana da ƙayyadaddun girman barbashi.wasu iyawar flocculation.
Koyaya, saboda doguwar sarkar polyacrylamide tana murƙushewa a cikin nada, kewayon haɗaɗɗensa kaɗan ne.Bayan an haɗa ƙungiyoyin amide guda biyu, yana daidai da sokewar hulɗar juna da kuma asarar wuraren talla biyu.Bugu da kari, wasu daga cikin rukunonin amide an nannade su a cikin tsarin coil A cikinsa ba zai iya tuntuɓar abubuwan da ba su da kyau a cikin ruwa, don haka ba za a iya yin cikakken aiki da ƙarfin tallan sa ba.
Domin sake raba da nasaba amide kungiyoyin sake da kuma bijirar da boye amide kungiyoyin zuwa waje, mutane kokarin mika bazuwar nada daidai, kuma ko da kokarin ƙara wasu kungiyoyin da cations ko anions zuwa dogon kwayoyin sarkar , yayin da inganta adsorption da kuma iyawar haɗakarwa da tasirin tsaka-tsakin lantarki da matsawa na Layer biyu na lantarki.Ta wannan hanyar, ana samun jerin flocculants na polyacrylamide ko coagulants tare da kaddarorin daban-daban akan tushen PAM.
A cikin maganin coagulation na sharar gida, wani lokacin flocculant guda ɗaya ba zai iya samun sakamako mai kyau na coagulation ba, kuma sau da yawa ya zama dole don ƙara wasu ma'aikatan taimako don inganta tasirin coagulation.Ana kiran wannan wakili na taimakon coagulation.Abubuwan da aka fi amfani da su sune chlorine, lemun tsami, silicic acid da aka kunna, manne kashi da sodium alginate, carbon da aka kunna da yumbu iri-iri.
Wasu coagulant da kansu ba su taka rawar gani a cikin coagulation ba, amma ta hanyar daidaitawa da inganta yanayin coagulation, suna taka rawar taimakawa flocculants don samar da tasirin coagulation.Wasu masu yin coagulant suna shiga cikin samuwar flocs, suna inganta tsarin flocs, kuma suna iya sanya flocs masu kyau da sako-sako da flocculants na inorganic ke samarwa su zama maras nauyi da matsatsi.
4. Conditioner
Conditioners, kuma aka sani da dehydrating agents, za a iya raba kashi biyu: inorganic conditioners da Organic conditioners.Inorganic kwandishan gabaɗaya dace da injin tacewa da farantin karfe da filtration na sludge, yayin da Organic kwandishan sun dace da centrifugal dewatering da bel tace dewatering na sludge.
5. alakar dake tsakaninflocculants, coagulant, da conditioners
Maganin rage ruwa shine wanda ake sakawa kafin sludge ya bushe, wato mai sanyaya sludge, don haka ma'anar dehydrating da mai sanyaya ruwa iri daya ne.Ana ƙididdige yawan adadin wakili na dewatering ko mai sanyaya jiki gabaɗaya azaman kashi na nauyin busassun daskararru na sludge.
Ana amfani da flocculants don cire daskararru da aka dakatar a cikin najasa kuma sune mahimman wakilai a fagen kula da ruwa.Matsakaicin adadin flocculant gabaɗaya ana bayyana shi ta adadin da aka ƙara a cikin juzu'in ruwan da za a yi magani.
Matsakaicin wakili na dehydrating (wakilin kwandishan), flocculant, da taimakon coagulation ana iya kiransa sashi.Ana iya amfani da wakili iri ɗaya azaman flocculant a cikin maganin najasa, kuma ana iya amfani dashi azaman kwandishana ko dewatering wakili a cikin kula da wuce haddi sludge.
Ana kiran magungunan coagulant lokacin da aka yi amfani da su azaman flocculants a fagen kula da ruwa.Gabaɗaya ba a kiran irin wannan coagulant a cikin maganin wuce haddi na sludge, amma ana kiran su gaba ɗaya azaman kwandishana ko masu cire ruwa.
Lokacin amfani da aflocculant, Tun da adadin daskararrun da aka dakatar a cikin ruwa yana iyakance, don samun cikakkiyar hulɗar tsakanin flocculant da abubuwan da aka dakatar da su, haɗuwa da kayan aiki suna buƙatar samar da isasshen lokaci.Misali, hadawa yana daukan dubun dakiku zuwa mintuna da yawa, Aiki yana bukatar mintuna 15 zuwa 30.Lokacin da sludge aka dewatered, yawanci yakan ɗauki 'yan dubun daƙiƙa kaɗan ne kawai daga lokacin da aka ƙara kwandishan a cikin sludge da ke shiga cikin na'urar cire ruwa, wato kawai tsarin hadawa daidai da flocculant, kuma babu lokacin dauki, kuma kwarewa yana da. Har ila yau ya nuna cewa tasirin kwantar da hankali zai karu tare da zama.raguwa akan lokaci.
Kayan aikin da aka yi da kyau, ƙwararrun ma'aikatan tallace-tallace, da manyan masu samar da tallace-tallace;Har ila yau, mun kasance babbar ma'aurata da yara, duk mutane suna ci gaba da kasancewa tare da ƙimar kamfanoni "haɗin kai, sadaukarwa, haƙuri" don 100% Original Factory China Apam Anionic Polyacrylamide PAM don Danyen Man Fetur,Yixing Cleanwater Chemicals Co., Ltd.ya dandana wuraren masana'antu tare da ma'aikata sama da 100.Don haka za mu iya ba da garantin ɗan gajeren lokacin jagora da tabbacin inganci.
Sayi fiye da ajiye fiye da 100% Original Factory China Anionic Polyacrylamide, chitosan, hakowa polymer, pac, pam, decoloring wakili, dicyandiamide, polyamines, defoamer, kwayoyin wakili,Cleanwat zai ci gaba da manne wa "mafi inganci, reputable, mai amfani da farko. ” ka’ida da zuciya daya.Muna maraba da abokai daga kowane fanni na rayuwa don ziyarta da ba da jagora, aiki tare da ƙirƙirar kyakkyawar makoma!
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Lokacin aikawa: Jul-09-2022