A yanayi na zamani, matsalolin najasa da ci gaban masana'antu ke haifarwa, an yi maganinsu yadda ya kamata a gida da waje. Da yake magana game da wannan, dole ne mu ambaci matsayi na decolorizing flocculants a cikin maganin ruwa. Ainihin, najasa da masana'antu da yawa ke samarwa yana buƙatar amfani da flocculants masu lalata launi. Yixing Cleanwater zai gabatar muku da ilimin da ya dace da aikace-aikace a fagage daban-daban.
Daban-daban polymer decolorizing flocculants ana amfani da ko'ina a fagen ruwa masana'antu da najasa magani a kasashen waje, daga cikinsu polyacrylamide (PAM) shi ne babban nau'i na decolorizing flocculant. Idan aka kwatanta da na gargajiya inorganic gishiri flocculants, PAM, a matsayin wani sabon nau'i na ruwa magani wakili, yana da yawa abũbuwan amfãni: sauki da kuma sauki don amfani, flocculation sakamako ne da yawa sau fiye da gargajiya inorganic gishiri decolorizing flocculants; sauri flocculation da sedimentation gudun, high sludge dewatering yadda ya dace; tasirin magani na musamman akan wasu najasa; kayan aiki mai sauƙi da ake buƙata, ƙananan sawun ƙafa; ƙananan farashin magani; za a iya sake sarrafa najasa da sake amfani da su, da sauransu.
Aikace-aikace naPAM na canza launi mai launi a fannonin aikace-aikace daban-daban:
1. Aikace-aikace a masana'antar yin takarda
Yin amfani da PAM mai nauyin kwayoyin halitta a matsayin mai canza launi na iya ƙara yawan hazo na pigments da sauran abubuwa a cikin farin ruwa da kuma rage asarar su. Ƙara 0.25 ~ 0.5% PAM zuwa ɓangaren litattafan almara na iya ƙara yawan raguwa na ɓangaren litattafan almara ta hanyar 40 ~ 80 sau, rage m abun ciki a cikin farin ruwa da game da 66%, ƙara da ash abun ciki na takarda, ƙara yawan riƙe da pigments kamar farin yumbu da 8 ~ 18%, da kuma ajiye 20kg na ɓangaren litattafan almara da ton na takarda. Bugu da ƙari, bayan amfani da PAM, turbidity na farin ruwa yana raguwa sosai, yana rage gurɓataccen muhalli. Misali, daskararrun daskararrun daskararru na ruwan sharar ruwa mai farin fari tare da pH=6.8 sune 3000ppm. Bayan an bi da shi tare da PAM tare da digiri na hydrolysis na 5 ~ 10%, nauyin kwayoyin halitta na 5.5 ~ 10 miliyan, da 500ppm na aluminum sulfate, za'a iya canza ruwan farin ruwa zuwa ruwa mara launi da haske, kuma an rage daskararrun da aka dakatar zuwa kasa da 50ppm.
2. Aikace-aikace na decolorizing flocculants a cikin ruwa magani
①Anti-scaling da descaling
A cikin ruwa na masana'antu da kuma kula da najasa, dole ne a fara bayyana danyen ruwa. PAM decolorizing flocculants da inorganic coagulant yawanci ana amfani dashi a hade, wanda zai iya rage yawan amfani da coagulant na inorganic, guje wa toshewar kayan aiki da lalata saboda yawan amfani da coagulants na inorganic, da hana samuwar sikelin. Ana amfani da sassan 37.5 na PAM tare da nauyin kwayoyin da ke ƙasa da miliyan 1 da sassan 50 na sodium tripolyphosphate don samar da mai hana sikelin, wanda zai iya hana ma'auni na masu musayar zafi mai tsanani.
②Jiyya na najasa masana'antu
3. Aikace-aikace na decolorizing flocculants a cikin sharar gida jiyya a cikin sukari masana'antu
Ruwan rake da masana'antun sukari ke hakowa daga manema labarai galibi yana da turɓaya kuma abun da ke ciki shima yana da rikitarwa. Domin samun tsaftataccen ruwan rake, ana buƙatar ƙara masu bayyana sinadarai. A da, ana amfani da flocculants masu canza launin inorganic, amma tare da haɓaka masana'antar sukari, inorganic decoloring flocculants ba zai iya biyan bukatun samarwa ba. A cikin 'yan shekarun nan, aikace-aikacen PAM a cikin masana'antar sukari na iya ƙara yawan ƙwayar cuta ta sau 20.
A taƙaice, lokacin da muka zaɓi polyacrylamide PAM decolorization flocculant bisa ga ainihin halin da ake ciki, ya kamata mu zaɓi shi bisa ga yanayin aikace-aikacen daban-daban da yanayi. Sabili da haka, zaɓin polyacrylamide shima yana da mahimmanci.
Idan kuna buƙatar samfuranmu, da fatan za ku ji daɗituntube mu!
Lokacin aikawa: Mayu-27-2025