Ngaba i-pH inefuthe ekukhutshweni kwetyuwa kunye nobomi beembrane ze-osmosis ezibuyela umva?
Njengeyona nkqubo iphambili yokuhluza kwizixhobo zokunyanga amanzi, izixhobo zokubuyela umva i-osmosis zigqiba ukuba ixabiso le-pH lamanzi akrwada angena kwi-membrane ye-osmosis engasemva iya kubangela umonakalo kwinwebu. Ngokuqhelekileyo, izixhobo ze-membrane ezidibeneyo ziqhele ukusetyenziswa kwi-osmosis eguquguqukayo. Ukuba ixabiso le-pH lingaphakathi koluhlu oluchaziweyo lwe-2-11, umonakalo kunye nempembelelo yexabiso le-pH kwi-membrane ngokwayo iya kuba yincinci.
Ngokubhekiselele kwimpembelelo ye-pH kumlinganiselo wokukhupha ityuwa kwi-membrane ye-osmosis ebuyela umva, imiselwa ziimpawu zeeyoni ezahlukeneyo emanzini ezichatshazelwa lixabiso le-pH. Oku kubangelwa yi-asidi, ukubola, kunye neqondo lokuhlawuliswa kwe-ion ngokwazo, zonke izinto ezinokukhokelela ekunciphiseni izinga lokukhupha ityuwa kwi-membrane.
Kuyabonakala ukuba i-pH isenempembelelo enkulu kwisantya sokukhupha ityuwa kubumdaka obuthile. Ngokufanayo, ukuba izinga lokususa i-CO2 nge-membrane ye-osmosis ebuyela umva i-zero kwaye ixabiso le-pH lamanzi akrwada liyenyuka ukuguqula i-CO2 ibe yi-CO32-, i-membrane ye-osmosis engasemva inokukhupha ityuwa ngokufanelekileyo. Kodwa ngeli xesha, ingqwalasela ekhethekileyo kufuneka ihlawulwe kwingxaki yokunyuka kwe-membrane ye-osmosis.
