EDI na'urar ruwa mai tsabta shine na'urar samar da ruwa mai tsabta ta amfani da fasahar electrode.
Fasahar reverse osmosis (RO) na iya cire 95% -98% na ions a cikin ruwa, don haka rage yawan amfani da acid da alkali, amma ba za a iya amfani da sinadarai ba. Don shirya ruwa mai tsabta, yawanci ana amfani da tsarin reverse osmosis + mixed bed. Mixed gado ion musayar fasaha ya kasance a matsayin misali tsari na shirye-shiryen ruwa mai tsabta. Saboda bukatar sake sakewa na yau da kullun, amfani da magungunan sinadarai masu dacewa (acid-alkali) a lokacin sake sakewa ba zai iya biyan bukatun samar da tsabtace masana'antu na zamani da kare muhalli ba. Saboda haka fasahar EDI da aka haɗa da fasahar electrolysis da fasahar musayar ion ta zama juyin juya halin fasahar sarrafa ruwa.
Electrodeionization (EDI) shine sabon fasahar shirya ruwa mai tsabta (ruwa mai tsabta) ta hanyar haɗuwa da fasahar raba fim na electrolysis tare da fasahar musayar ion, wanda ke amfani da abubuwan da ke faruwa a lokacin electrolysis don sake dawo da resin mai musayar ion da aka cika a cikin ɗakin ruwa mai daɗi.
EDI membrane reactor ya ƙunshi canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji-canji A karkashin aikin filin lantarki na DC, cation da anion a cikin resin na musayar ion a cikin ɗakin ruwa mai kyau suna ƙaura a cikin hanyoyin da resin da membrane suka ƙunshi zuwa kullum da kullum, cation ta hanyar membrane na musayar cation, anion ta hanyar membrane na musayar anion, shiga ɗakin ruwa mai ƙarfi don samar da ruwa mai ƙarfi. A lokaci guda EDI shigar da ruwa da cation da anion tare da ion musayar resin da hydrogen ion da hydrogen ion musayar, samar da ultra tsabtace ruwa (high tsabtace ruwa). Ultra-iyakar halin yanzu yana sa yawan hydrogen ions da hydrogen ions da ruwa electrolysis ya samar su ci gaba da sake samar da resin mai musayar ion. Musayar ion ta gargajiya, musayar ion tana buƙatar sake farfadowa na sinadarai bayan an cika resin. Yayin da resin a cikin EDI membrane reactor ya ci gaba da sake dawowa ta hanyar electrolysis na ruwa, aikin yana ci gaba, ba ya buƙatar sake dawowa na sinadarai na acid da alkali.
Aikace-aikace:
EDI ultra tsabtace ruwa fasahar yana da fasahar ci gaba, aiki mai sauki, ba gurɓataccen, shi ne tsabtace samar da fasahar, samun m aikace-aikace a fannoni kamar microelectronics masana'antu, wutar lantarki masana'antu, magunguna masana'antu, sinadarai masana'antu da dakunan gwaje-gwaje.