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Umwanya wibikorwa bya lepidolite yo gukuramo lithium watejwe imbere

Gukuramo lithium muri mika: iterambere ryikoranabuhanga, kuba igice cyingenzi cyo gutanga ibikoresho bya lithium

Hamwe niterambere rya tekinoroji yo kuvoma lithium no gutera imbere kwikoranabuhanga, gukuramo lithium mika ya lithium byageze ku musaruro munini, igiciro cy’umusaruro cyageze ku kigereranyo cy’inganda za lithium, kandi ibicuruzwa birahagaze neza, bikaba byamenyekanye na kumanuka ya cathode yibikoresho.Lepidolite yagiye ihinduka igice cyingenzi cyo gutanga ibikoresho bya lithium.

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Iterambere rya lithium mika ryabaye ingamba zikenewe

Ubushinwa bushingiye ku mutungo wa lithium bugera kuri 70%.Umutungo wa lithium ku isi ukwirakwizwa cyane muri Chili, Ositaraliya na Arijantine, naho Ubushinwa bwa Lithium butanga 7% gusa.Muri icyo gihe, Ubushinwa bufite ubushobozi bunini bw'umunyu wa lithium.Muri 2020, ubushobozi bwa lithium karubone na hydroxide ya lithium ni toni zigera kuri 506900 za LCE, naho ubushobozi bwumunyu wa lithium ku isi ni toni 785700 za LCE, bingana na 65% byisi.Kubwibyo, umutungo wa lithium y'Ubushinwa ushingiye cyane mubihugu by'amahanga.Ibirombe bya lithium bigera kuri 70% biterwa n’ibitumizwa mu mahanga, muri byo Ositaraliya itumiza mu mahanga igera kuri 60%.

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Kuva mu 2018, Ubushinwa Australiya umubano wifashe nabi.Muri Gicurasi 2021, komisiyo ishinzwe iterambere n’ivugurura ry’igihugu yasohoye itangazo itangaza ko ihagarikwa ry’ibikorwa biri muri sisitemu ya terefone y’Ubushinwa Ositaraliya ubukungu bw’ubukungu bufatanije buyobowe n’inzego zibishinzwe za guverinoma ya Ositarariya, kandi umubano w’Ubushinwa Ositaraliya winjiye mu gihirahiro.

Nkibikoresho fatizo byingufu za lithium, umutungo wa lithium uzwi ku izina rya "peteroli yera", wazamutse mu mutungo w’igihugu w’Ubushinwa kuva mu 2016, kandi gukoresha umutungo birinzwe na leta.Mu rwego rwo guhangana n’umutekano w’umutungo wa lithium watewe no kwangirika kw’umubano w’Ubushinwa Australiya, ubukana n’umuvuduko w’iterambere ry’imbere mu gihugu birashobora gushimangirwa.

Ubushinwa bwa lithium ni cyane cyane ibiyaga byumunyu, spodumene na lepidolite.Litiyumu yumunyu ifite 83%, ikwirakwizwa cyane muri Qinghai na Tibet;Spodumene ihwanye na 15%, ahanini ikwirakwizwa muri Sichuan;Lepidolite ihwanye na 2%, ikwirakwizwa cyane muri Jiangxi.

Gukuramo lithium ya lithium mika byakomeje kunozwa no kuzamurwa
Uburyo bwo gukuramo lithium muri lepidolite ahanini burimo kotsa lime, acide acide sulfurike, kotsa sulfate, gutwika chlorine hamwe no guteka.

Ugereranije na spodumene, lepidolite ihura cyane n’umwanda mwinshi mugikorwa cyo kuyikuramo, cyane cyane ibintu birimo fluor.Mika ibaho muburyo bwa silikatike kandi ifite imiterere igereranije.Mugihe cyambere, ikenera ubushyuhe bwo hejuru bwo gutwika no kuvura defluorination kugirango igabanye amabuye y'agaciro, hanyuma ikore urusyo rukurikira.Byongeye kandi, mubyiciro byanyuma, fluorine yoroshye kubyara aside hydrofluoric murwego rwo kubyitwaramo, ikangiza ibikoresho, bikavamo umusaruro uhoraho.

Uburyo bwo gutwika hekeste bukoreshwa cyane cyane mugice cyambere cyo gukuramo lithium muri lepidolite.Bitewe nuburyo bukomeye bwo kuvanaho umwanda hamwe n’imyanda myinshi isigaye, yagiye ikurwaho buhoro buhoro.Hano haribisabwa byinshi byo kurwanya ruswa kubikoresho bitanga aside sulfurike nyuma yuburyo bwa acide sulfurike, ariko kurwanya ruswa yibikoresho bitanga aside irike ni byinshi.Kugeza ubu, ibigo byinshi byo mu gace ka Yichun Koresha uburyo bwo kotsa sulfate mu musaruro.Mubyiciro byambere, potasiyumu sulfate ikoreshwa cyane.Noneho, sodium sulfate na sodium potassium sulfate ikoreshwa nkibisimburwa kugirango igabanye igiciro cyumusaruro.


Igihe cyo kohereza: Apr-19-2022