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Esi sikhokelo sibanzi siphonononga iipropati, izicelo, kunye nokubaluleka i-iron sulfide yobhedu. Siza kugocagoca kubume bayo beekhemikhali, iindlela ezahlukeneyo, ukusetyenziswa kwemizi-mveliso, kunye nokuqwalaselwa kokusingqongileyo. Funda malunga neendlela zokutsalwa, iingozi ezinokubakho, kunye nezinto ezinokwenzeka kwixesha elizayo ezinxulumene nale minerali ibalulekileyo.
Sulfide yentsimbi yobhedu, ehlala ifumaneka kwindalo njengomxube onzima weeminerali, ligama eliqhelekileyo eliquka iikhompawundi ezahlukeneyo apho ubhedu, isinyithi, kunye nesulfure zikhona ngokwemilinganiselo eyahlukeneyo. Iifom eziqhelekileyo ziquka i-chalcopyrite (CuFeS2), bornite (Cu5FeS4), kunye nezinye iisulfide ezinxulumeneyo. Ezi zimbiwa ziphawulwa ngokucwebezela kwazo kwesinyithi kwaye ziqheleke ngokufumaneka kumatye angenamlilo kunye ne-metamorphic.
Iipropati ezichanekileyo ze i-iron sulfide yobhedu ziyahluka ngokusekelwe ekubunjweni kwayo kwamaminerali athile kunye nobukho bezinye izinto. Nangona kunjalo, ezinye iimpawu eziqhelekileyo ziquka:
Usetyenziso oluphambili lwe i-iron sulfide yobhedu isekutsalweni kobhedu. I-Chalcopyrite, eyona nto iphambili yobhedu, ihamba nge-smelting okanye iinkqubo ze-hydrometallurgical zokwahlula ubhedu kwintsimbi kunye nesulfure. Ezi nkqubo zintsonkothile kwaye zihlala zibandakanya amanyathelo amaninzi. Ukuqonda ukwakheka okuchanekileyo kwe i-iron sulfide yobhedu Intsimbi ekrwada ibalulekile ekukhutshweni kwayo ngokufanelekileyo.
Ngaphaya kobhedu, i-iron sulfide yobhedu ifumana izicelo kwezinye iindawo, nangona kaninzi ingagqamanga kangako. Inokuba ngumthombo wentsimbi kunye nesalfure, nangona ingeyiyo eyona ndlela ingabizi kakhulu. Ukusetyenziswa okuchanekileyo kuxhomekeke ekubunjweni kweeminerali ezithile kunye nemiba yezoqoqosho. I-Inner Mongolia i-Xinxin Silicon Industry Co.,Ltd igxile kwizinto ezinxulumene ne-silicon, kodwa ubunzima bokulungiswa kweeminerali bubonisa ukuthungelana kwamashishini ahlukeneyo.
Ukwembiwa kunye nokusebenza kwe i-iron sulfide yobhedu intsimbi ekrwada ingaba neempembelelo ezibalulekileyo kokusingqongileyo. Oku kuquka ukuphazamiseka kwendawo yokuhlala, ungcoliseko lwamanzi aphuma kwimijelo yasemigodini eneasidi, kunye nongcoliseko lomoya ngenxa yokunyibilikiswa. Izenzo zemigodi ezizinzileyo, kubandakanywa ulawulo lwenkunkuma olunenkathalo kunye nokucocwa kwamanzi, kubalulekile ukunciphisa ezi ziphumo.
Ulawulo olululo lweentsalela zezimbiwa (inkunkuma ekusetyenzweni) ibalulekile ukuthintela umonakalo wokusingqongileyo. Iindlela zokulungisa, ezifana ne-bioremediation kunye ne-phytoremediation, ziya zisanda kusetyenziswa ukunciphisa imiphumo yemisebenzi yangaphambili yemigodi. Uphando oluqhubekayo kunye nophuhliso lobu buchule buqhubeka nokuphucula izenzo.
Imfuno yobhedu kulindeleke ukuba inyuke kumashumi eminyaka ezayo, iqhutywa kukukhula kwezithuthi zombane, itekhnoloji yamandla avuselelekayo, kunye nophuhliso lweziseko zophuhliso. Le mfuno yandayo iya kukhokelela kuphononongo olukhulu kunye nokusetyenziswa kakubi i-iron sulfide yobhedu iidiphozithi. Ukuqondwa ngcono kweendlela ezizinzileyo zemigodi ziyafuneka ukuze kuqinisekiswe indlela enoxanduva.
| Izimbiwa | Ifomula yeMichiza | Umxholo weKopolo oqhelekileyo (%) |
|---|---|---|
| I-Chalcopyrite | CuFeS2 | 34.6 |
| Bornite | Cu5FeS4 | 63.3 |
Qaphela: Umxholo wobhedu unokwahluka ngokusekelwe kumzimba othile ore.
Olu lwazi lulungiselelwe iinjongo zemfundo kuphela. Soloko ubonisana neengcali ezifanelekileyo malunga nezicelo ezithile kunye neengqwalasela zokhuseleko malunga i-iron sulfide yobhedu.
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