A cikin yanayin zamani, matsalolin najasa da ci gaban masana'antu ke haifarwa an magance su yadda ya kamata a gida da kuma ƙasashen waje. Idan muka yi magana game da wannan, dole ne mu ambaci matsayin najasa da ke canza launin flocculants a fannin sarrafa ruwa. Ainihin, najasa da masana'antu da yawa ke samarwa yana buƙatar amfani da najasa da ke canza launin flocculants. Yixing Cleanwater zai gabatar muku da ilimin da ya dace da aikace-aikace a fannoni daban-daban.
Ana amfani da nau'ikan flocculants daban-daban na polymer decoling a fannin sarrafa ruwa da najasa a ƙasashen waje, daga cikinsu akwai polyacrylamide (PAM) wanda shine babban nau'in flocculant decoling. Idan aka kwatanta da flocculants na gishiri marasa tsari na gargajiya, PAM, a matsayin sabon nau'in maganin ruwa, yana da fa'idodi da yawa: mai sauƙi da sauƙin amfani, tasirin flocculation ya fi na gargajiya na flocculants decoling gishiri marasa tsari sau da yawa; saurin flocculation da sedimentation mai sauri, ingantaccen aikin decoling sludge; tasirin magani na musamman akan wasu najasa; kayan aiki masu sauƙi da ake buƙata, ƙaramin sawun ƙafa; ƙarancin kuɗin magani; ana iya sake amfani da najasa kuma a sake amfani da shi, da sauransu.
Amfani daPAM decolating flocculant a fannoni daban-daban na aikace-aikace:
1. Aikace-aikace a masana'antar yin takarda
Amfani da PAM mai nauyin kwayoyin halitta mai yawa a matsayin mai canza launi zai iya ƙara yawan ruwan sama na pigments da sauran abubuwa a cikin ruwan fari da kuma rage asararsu. Ƙara 0.25 ~ 0.5% PAM zuwa ga ɓawon zai iya ƙara yawan ruwan ɓawon zaitun sau 40 ~ 80, rage yawan danshi a cikin ruwan fari da kusan kashi 66%, ƙara yawan tokar da ke cikin takarda, ƙara yawan riƙe launuka kamar farin yumbu da kashi 8 ~ 18%, da kuma adana kilogiram 20 na ɓawon a kowace tan na takarda. Bugu da ƙari, bayan amfani da PAM, ƙarancin ruwan fari yana raguwa sosai, wanda ke rage gurɓatar muhalli. Misali, danshi da aka dakatar na ruwan ɓawon fari mai madara mai pH = 6.8 shine 3000ppm. Bayan an yi masa magani da PAM da matakin hydrolysis na 5 ~ 10%, nauyin kwayoyin halitta na 5.5 ~ 10 miliyan, da kuma 500ppm na aluminum sulfate, za a iya mayar da ruwan fari zuwa ruwa mara launi da haske, kuma an rage danshi da aka dakatar zuwa ƙasa da 50ppm.
2. Amfani da flocculants masu canza launi a cikin maganin ruwa
①Hana rage girman jiki da rage girman jiki
A fannin sarrafa ruwa da najasa na masana'antu, dole ne a fara fayyace ruwan da ba a sarrafa ba. Sau da yawa ana amfani da PAM decolating flocculants da inorganic coagulants a hade, wanda zai iya rage yawan amfani da inorganic coagulants, ya hana toshewar kayan aiki da tsatsa saboda yawan amfani da inorganic coagulants, da kuma hana samuwar sikelin. Ana amfani da sassan PAM 37.5 wadanda nauyin kwayoyin halitta bai kai miliyan 1 ba da kuma sassan sodium tripolyphosphate 50 don samar da wani sinadari mai hana sikelin, wanda hakan zai iya hana girman masu musayar zafi mai tsanani.
②Maganin najasa na masana'antu
3. Amfani da flocculants masu canza launi a cikin maganin sharar gida a masana'antar sukari
Ruwan rake da masana'antun sukari ke fitarwa daga injinan tacewa yawanci yana da datti kuma abun da ke ciki yana da rikitarwa. Domin samun ruwan rake mai tsabta, ana buƙatar ƙara sinadaran da ke bayyana abubuwa. A baya, galibi ana amfani da flocculants masu canza launi marasa tsari, amma tare da ci gaban masana'antar sukari, flocculants masu canza launi marasa tsari ba za su iya biyan buƙatun samarwa ba. A cikin 'yan shekarun nan, amfani da PAM a masana'antar sukari na iya ƙara yawan narkewar ruwa sau 20.
A taƙaice, lokacin da muka zaɓi polyacrylamide PAM decolorization flocculant bisa ga ainihin yanayin, ya kamata mu zaɓe shi bisa ga yanayi da yanayi daban-daban na aikace-aikace. Saboda haka, zaɓin polyacrylamide shima yana da matuƙar muhimmanci.
Idan kuna buƙatar samfuranmu, da fatan za ku iyatuntuɓe mu!
Lokacin Saƙo: Mayu-27-2025