amavuthi ka-vpsa kwezihlaba zokuphucula okshansi
Amagcinisi waseVPSA (Vacuum Pressure Swing Adsorption) ezikhethiweyo ukuthola uguqulelo olukhulu lomqondo wokusetyenziswa kwezintsha izigashe, ubungakanani nobunquma obulandelayo lokuthola amagashi eliphathe. Izixhumanisi zidalene ngephrojese efanele yokuphinda-phindaphindela phakathi kwemfanele kunye nokushwa evela ukusetyenziswa kwezinye izigashe. Umthombo wenkqubo wesisekelo usetyenziswa ukusebenzisa amanye amagashi amacabango amakhulu esetshenziswa ngokubekwa ukuba akhutshwe umlilo ngokubaluleka kunye nokuba amagashi angapheleleyo asebenzele amaxhobo weNithogeni ngokubaluleka, apho umoya omkhulu waseOxygeni uhamba. Amagcinisi weVPSA azizama ngokubanzi ukusetshenziswa ngokuhlanganisa amaxesha amaningi okufanele abezisebenza ngokubanzi ukuthola umoya omkhulu waseOxygeni. Umlingano alandelwe ngokubala umoya wombuzo, phakathi komhlaba, uphumelela ngokubala imibedende yesisekelo sokubekwa, apho umoya weNithogeni akhutshwanga futhi umoya waseOxygeni uhamba. Ngemuva kokuthiwa umthombo wesisekelo sisetshenziswa ngokubuyela emfuleni ukuba sekwenziwe ukusetyenziswa kumgangatho. I-VPSA edlule yi-VPSA iyasetshenziswa ngamandla amakhulu okusetshenziswa amaparamitha, ukusukelana nokuhlola izimvume zesisekelo, uzihlobene nokuthola umoya omkhulu waseOxygeni ngokugcino nokucula ukusetyenziswa komoya. Izixhumanisi ze-VPSA ziqalela ukusetshenziswa, zinakho ukuthiwa indawo yokuthola amagashi amaningi kwi-ncwadi leliyi-100 kunye ne-liyi-1000 kwiimbizeni yemoya yesikhephe seOxygeni ngamaxesha, ukuba zikhona izindlela ezidingekayo ezininzi ezinhlanganiswa ngokwesicelo, phakathi kwezincwadi zokuthenga isitshalo, izingxenyeni zokuthole umoya, izinkampani zokugcina umoya kunye nezingxenyeni zokuthole umoya.