Ekukhiqizeni umanyolo we-potash ezigabeni zokucindezela, ukuchotshozwa nokomisa, kwakhiwa uthuli olukhulu, olubizwa ngokuthi i-cyclone. Lokhu kwenza kube kubi kakhulu izici zomthengi zomkhiqizo oqediwe. Ukuze kuxazululwe le nkinga, ososayensi baseYunivesithi yasePerm Polytechnic bahlongoze indlela yokulahla nokucubungula uthuli lwe-potassium chloride ngokusebenzisa i-granulation. ihhovisi labezindaba lasenyuvesi. Le ndlela izothuthukisa izinga likamanyolo futhi yehlise izindleko zokukhiqiza.
Ososayensi bocwaningo bashicilelwe Kumagazini “Izindaba zezikhungo zemfundo ephakeme. Uchungechunge: I-chemistry kanye nobuchwepheshe bamakhemikhali", 2022.
Ngokwesilinganiso, inani lothuli lwe-cyclone liyi-10-20% ye-potassium chloride yokuhweba. Ngesikhathi esifanayo, ijikeleza njalo ngesikhathi sokukhiqiza, ikhulisa uthuli ekamelweni. Lokhu kuholela ebunzimeni obengeziwe ekuqhubeni inqubo yezobuchwepheshe futhi kube nzima izimo zokusebenza zabasebenzi. Njengesixazululo senkinga, ubuchwepheshe be-granulation bungasetshenziswa - ukuguqulwa kothuli lube umkhiqizo omningi - kusetshenziswa ama-reagents ahlukahlukene njenge-binder.
- Ukukhethwa kwama-reagents kuyinkinga eyinkimbinkimbi, ngoba kunomthelela omkhulu enqubweni ye-granulation, ikhwalithi yomkhiqizo nokusebenza kahle kwezomnotho kokukhiqiza. Ezifundweni zethu, sasebenzisa i-lignosulfonate (LST), umkhiqizo wokucutshungulwa kwe-cellulose kwezobuchwepheshe. Le reagent isetshenziswa njengesibopho in the granulation of umquba, okuphakelayo izithasiselo, isakhiwo kanye polymer esiyinhlanganisela materials, - uthi Maria Cherepanova, Candidate of Technical Sciences, Uprofesa Associate of the Department of Chemical Technologies of PNRPU.
Ngemva kokwenza uchungechunge lokuhlola, ososayensi basePerm Polytechnic University bahlola umphumela wokugxilisa ingqondo nokusetshenziswa kwe-binder emandleni ezinhlamvana, futhi banquma isikhathi esifanelekile nemingcele yokushisa yokomisa umkhiqizo oyimbudumbudu. Ngakho-ke, ososayensi bathola ubukhulu obukhulu be-granules, obufinyelela ku-0,7 ngo-5 mm, futhi inani labo lidlula ama-58%.
Imiphumela yocwaningo olwenziwe ososayensi bePerm izosiza ukunciphisa inani lomkhiqizo ongafanele futhi iholele ekwehleni kwezindleko zezomnotho zokukhiqiza. Futhi, idatha etholiwe izokwandisa umkhiqizo womanyolo we-potash, obaluleke kakhulu embonini yezolimo.