PolyDADMAC, wanda cikakken sunansa shine polydimethyldiallylammonium chloride, wani polymer ne mai narkewar ruwa na cationic wanda ake amfani da shi sosai a fannin maganin ruwa. Saboda yawan cajin cationic da kuma yawan narkewar ruwa, PolyDADMAC wani abu ne mai inganci wanda zai iya kawar da datti, launi da sauran datti a cikin ruwa yadda ya kamata. Duk da haka, a aikace, ana amfani da shi sau da yawa azamanmai flocculanttare da sauran abubuwan haɗin gwiwa don magance najasa na masana'antu.
Halaye da tsarin aikin PolyDADMAC
PolyDADMAC yana shanyewa da kuma taruwa da ƙwayoyin colloidal masu caji mara kyau da kuma daskararrun abubuwa a cikin ruwa saboda yawan ƙarfin cajin cationic. Tsarin aikinsa ya dogara ne akan jan hankalin lantarki, wanda ke sa waɗannan ƙananan ƙwayoyin su haɗu su zama manyan ƙwayoyin cuta, don a iya cire su yadda ya kamata yayin hazo ko tsarin tacewa na gaba.
Tsarin flocculation na PolyDADMAC
Flocculation yana ɗaya daga cikin matakan da ake ɗauka a cikin tsarin coagulation. Yana nufin tsarin da ake amfani da shi wajen coagulation.
"ƙananan furannin alum" da aka samar a lokacin aikin ɗigon maniyyi suna samar da flocs tare da manyan ƙwayoyin cuta ta hanyar shaƙa, hana wutar lantarki, haɗa su da kuma kama su ta hanyar yanar gizo.
A masana'antar sarrafa ruwa, ana rarraba shaye-shaye da kuma hana amfani da wutar lantarki a matsayin hadakar sinadarai, yayin da ake rarraba gadoji da kamawa ta hanyar sadarwa a matsayin flocculation. Ana kiran sinadaran da suka dace da coagulants da flocculants bi da bi.
Gabaɗaya ana kyautata zaton cewa PolyDADMAC tana da hanyoyi guda uku na aiki: shaƙa, hana wutar lantarki da kuma haɗakar iska. Biyu na farko su ne manyan. Shi ya sa aka rarraba PolyDADMAC a matsayin coagulants. Duk da haka, yawancin mutane suna ɗaukar coagulation da flocculation a matsayin tsari ɗaya, don haka ana kiran PolyDADMAC flocculant.
A cikin hanyoyin sarrafa ruwa, PolyDADMAC galibi ana amfani da shi azaman flocculant don inganta ingancin ruwa. Musamman ma, ƙungiyar gishirin ammonium cationic quaternary na PolyDADMAC na iya haifar da jan hankalin lantarki tare da barbashi da aka dakatar da anionic ko barbashi na colloidal a cikin ruwa, wanda ke haifar da tsaka tsaki, samar da flocs na manyan barbashi da kuma daidaita su. Ana tantance waɗannan flocs ɗin a lokacin aikin tacewa ko tacewa na gaba don tsarkake ingancin ruwa.
Amfanin PolyDADMAC
Idan aka kwatanta da flocculants na gargajiya (alum, PAC, da sauransu), PolyDADMAC yana da fa'idodi masu mahimmanci masu zuwa:
Inganci: PolyDADMAC na iya cire datti cikin ruwa cikin sauri da kuma inganta ingancin ruwa.
Sauƙin aiki: Amfani da shi abu ne mai sauƙi, kawai ƙara shi a ƙarƙashin yanayi mai dacewa.
Dorewa: PolyDADMAC yana da kyakkyawan kwanciyar hankali kuma baya lalacewa cikin sauƙi kamar polyacrylamide.
Tasirin flocculation mai ƙarfi: Ƙungiyar gishirin ammonium cationic quaternary tana ba PDMDAAC ƙarfin flocculation mai ƙarfi, ta haka tana magance nau'ikan halittu daban-daban na ruwa yadda ya kamata;
Kyakkyawan juriya ga gishiri, juriya ga acid da alkali: PDMDAAC ya dace da yanayin ingancin ruwa mai rikitarwa, kuma har yanzu yana da ingantaccen aikin flocculation a ƙarƙashin yanayin gishiri mai yawa, acidic ko alkaline;
Rahusa: PolyDADMAC yana da ingantaccen amfani da ruwa da kuma ƙarancin allurai, wanda zai iya rage farashin maganin ruwa.
Ƙasan laka: PolyDADMAC yana samar da ƙasa da laka fiye da inorganic coagulants da flocculants kuma yana adana kuɗin bayan sarrafawa.
Yawan PolyDADMAC da matakan kariya
Lokacin amfani da PolyDADMAC, ya kamata a bi hanyoyin aiki sosai don tabbatar da ingantaccen sakamako na magani da kuma guje wa yiwuwar illa. Yawanci, bayan an ƙara flocculants kamar polyaluminium chloride, ana ƙara PolyDADMAC don cimma mafi kyawun tasirin coagulation. Bugu da ƙari, ya kamata a daidaita yawan da ake buƙata daidai gwargwado bisa ga ingancin ruwa da buƙatun magani. Ana iya ƙayyade adadin da ya dace ta hanyar gwaje-gwajen kwalba.
Gabaɗaya,PolyDADMACyana taka muhimmiyar rawa a fannin sarrafa ruwa. Fahimtar halaye da aikace-aikacensa zai taimaka wajen amfani da wannan samfurin yadda ya kamata don inganta ingancin ruwa da kuma kare muhalli.
Lokacin Saƙo: Nuwamba-14-2024