Ọnọdụ atụmatụ nke lepidolite maka mmịpụta lithium ka emelitere
Mwepụta nke lithium sitere na mica: ọganihu teknụzụ, ịghọ akụkụ dị mkpa nke akụrụngwa akụrụngwa lithium.
Site na ọganihu nke teknụzụ mmịpụta lithium mica na ọganihu nke nkà na ụzụ, lithium mica mmịpụta nke lithium enwetala nnukwu mmepụta, ọnụ ahịa mmepụta eruola nkezi ọnụ ahịa nke ụlọ ọrụ lithium, na ngwaahịa ahụ kwụsiri ike, nke a ghọtara site na ya. downstream cathode ihe na-emepụta ihe.Lepidolite ejirila nwayọọ nwayọọ bụrụ akụkụ dị mkpa nke akụrụngwa akụrụngwa lithium.
Mmepe nke lithium mica aghọwo ihe dị mkpa
Ndabere nke China na akụrụngwa lithium dị elu ruru 70%.A na-ekesa akụrụngwa lithium nke ụwa na Chile, Australia na Argentina, ebe nchekwa akụ lithium nke China ruru naanị 7%.N'otu oge ahụ, China nwere nnukwu ikike nke nnu lithium.Site na 2020, ikike nke lithium carbonate na lithium hydroxide bụ ihe dịka tọn 506900 nke LCE, na ike zuru ụwa ọnụ nke nnu lithium bụ ihe dị ka tọn 785700 nke LCE, na-aza ihe dịka 65% nke ụwa.Ya mere, akụrụngwa lithium nke China dabere na mba ofesi.Ihe dị ka 70% nke ogbunigwe lithium na-adabere na mbubata esenidụt, nke oke mbubata Australia ruru 60%.
Kemgbe 2018, mmekọrịta China Australia ejirila nwayọọ nwayọọ na-akawanye njọ.Na Mee 2021, National Development and Reform Commission wepụtara nkwupụta na-ekwupụta nkwụsị nke ọrụ n'okpuru usoro ekwentị China Australia Strategic Economics nke ngalaba ndị dị mkpa nke gọọmentị etiti Australia na-eduzi, yana mmekọrịta China Australia banyere n'ọnọdụ esemokwu.
Dị ka isi ihe nke ike ọhụrụ lithium, akụrụngwa lithium, nke a maara dị ka "mmanụ ọcha", arịgoro na akụ nchekwa atụmatụ mba China kemgbe 2016, steeti na-echekwa nrigbu akụrụngwa.Iji nagide nsogbu nchekwa nchekwa akụrụngwa lithium kpatara n'ihi mmebi mmekọrịta China Australia, ike na ọsọ nke mmepe akụrụngwa ụlọ nwere ike wusie ike.
Akụrụngwa lithium nke China bụ ọdọ mmiri nnu, spodumene na lepidolite.Lithium ọdọ mmiri na-akpata 83%, nke a na-ekesa na Qinghai na Tibet;Spodumene bụ 15%, nke a na-ekesa na Sichuan;Lepidolite bụ 2%, nke a na-ekesa na Jiangxi.
Usoro mmịpụta lithium nke lithium mica na-aga n'ihu na-emeziwanye ma kwalite ya
Ụzọ a na-esi ewepụta lithium n'ime lepidolite na-agụnyekarị ịcha lime, nsị sulfuric acid, nsị sulfate, nsị chlorination na esi nrụgide.
E jiri ya tụnyere spodumene, lepidolite na-eche ihu adịghị ọcha karịa na usoro mmịpụta, ọkachasị ihe nwere fluorine.Mica dị n'ụdị silicate ma nwee usoro siri ike.N'oge mmalite, ọ chọrọ ọgwụgwọ ikpo ọkụ na ikpo ọkụ iji tọpụ usoro ihe eji eme mmanụ, wee mee ihe na-esote.Tụkwasị na nke ahụ, n'ikpeazụ, ihe fluorine dị mfe ịmepụta hydrofluoric acid na usoro mmeghachi omume, nke na-emebi ngwá ọrụ ahụ, na-eme ka mmepụta na-aga n'ihu.
A na-eji usoro ịhịa aka n'ahụ na-eme ihe na mbido mbụ nke mmịpụta lithium na lepidolite.N'ihi mgbagwoju anya usoro iwepụ adịghị ọcha na nnukwu ihe mkpofu, ejirila nwayọọ nwayọọ kpochapụ ya.Enwere ọtụtụ ihe nguzogide corrosion chọrọ maka akụrụngwa mmepụta sulfuric acid mgbe a nakweere usoro sulfuric acid, mana nguzogide corrosion nke akụrụngwa mmepụta sulfuric acid dị elu.Ka ọ dị ugbu a, ọtụtụ ụlọ ọrụ dị na mpaghara Yichun na-eji usoro nsị sulfate eme ihe.Na mbido mbụ, a na-eji potassium sulfate eme ihe.Ugbu a, sodium sulfate na sodium potassium sulfate na-eji dochie anya iji belata ọnụ ahịa mmepụta.
Oge nzipu: Eprel-19-2022