Kodi mungasankhe bwanji mtundu wa polyacrylamide?

Malinga ndi ma ionic, PAM imatha kugawidwa m'magulu anayi, omwe ndi nonionic, anionic, cationic ndi amphoteric polyacrylamide. Pali mitundu ingapo yamitundu yochokera kulemera kwama molekyulu osiyanasiyana ndi ma ionic degree, kutengera kulemera kwake. Makina osiyanasiyana amadzimadzi amakonda mitundu ingapo ya polyacrylamide, kuti igwire bwino ntchito. Pofuna kuthana ndi vuto la kusankhidwa kwa polyacryl mu zimbudzi kapena matope, njira 4 zimagwiritsidwa ntchito.

PAM

Gwero la sludge

Pochotsa zimbudzi, matope ndi zotsatira zosapeweka. Choyamba, gwero, kukhalapo, kapangidwe ndi mtundu wolimba wa matope ziyenera kudziwika kwa ife. Sludge amatha kuthyola matope am'madzi ndi sludge yopanga malinga ndi zida zazikulu za sludge.

Nthawi zambiri, pokonza sludge ya organic, cationic polyacrylamide imagwiritsidwa ntchito komanso poizoni sludge, anionic polyacrylamide imagwiritsidwa ntchito. Sizovuta kugwiritsa ntchito cationic polyacrylamide pomwe alkalinity ndiyokwera, pomwe sikuloledwa kugwiritsa ntchito anionic polyacrylamide asidi ikakhala yamphamvu. Kuchuluka kwa polyacrylamide ndikokulirapo kumene zolimba za sludge ndizokwera.

Kusankha mitundu ya polyacrylamide

Ma flocculants osiyanasiyana okhala ndi madigiri osiyanasiyana a ionic amatha kusankhidwa ndi mayeso ang'onoang'ono kuti sludge isavutike, ndipo polyacrylamide woyenera kwambiri amatha kusankhidwa, yemwe amatha kupanga zotsatira zabwino kwambiri za flocculant ndikuchepetsa mulingo ndi kupulumutsa ndalama. Chinsinsi chosankha ayoni ndi motere:

1. Kukula kwa Floc: floc yaying'ono imakhudza kuthamanga kwa ngalande, floc yochulukirapo imamanga madzi ambiri ndikuchepetsa kukula kwa bisiketi. Pogwiritsa ntchito kulemera kwa polyacrylamide, kukula kwa ziweto kumasintha.

2. Mphamvu ya floc: floc pakameta ubweya uyenera kukhala wotetezeka osasweka. Kukhazikika kwa floc kumatha kulimbikitsidwa ndikukweza kulemera kwa polyacrylamide kapena posankha mamolekyulu oyenera.

3. Polyacrylamide ndi sludge kusanganikirana: polyacrylamide iyenera kuchitapo kanthu mokwanira ndi matope pamalo ena amadzimadzi ndi malo ogundika adzachitika. Kukhuthala kwa yankho la polyacrylamide kuyenera kukhala kokwanira. Ndicho chinthu chofunikira pazomwe zida zamakono zilili zothandiza pakuphatikiza ziwirizi ndi sludge. Mamasukidwe akayendedwe a polyacrylamide akuti chifukwa cha kulemera kwake kwa maselo ndi kusinkhasinkha kwake.

4. Kusungunuka kwa polyacrylamide: kumatha kungopereka sewero lokwanira kuti lisasungunuke likasungunuka bwino. Njira yakukhwima ya polyacrylamide ndiye mkangano wam'mbuyomu pakuchotsa kwa polyacrylamide. Mulingo wosintha uyenera kuwonjezeka pafupipafupi. Njira yothetsera vuto la polyacrylamide ikhoza kusinthidwa panthawiyi.

Kuyesera kwa beaker kuyenera kusankha kusankha koyenera kwa mankhwala.


Post nthawi: Dis-01-2020
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