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In 2018, cusub processing gaari tamarta aan dalka ka badnaan doonaa 1 milyan oo Calaamadayn. In 2020, in ka badan 2 milyan oo unugyada noqon doonto in ka badan 5 million. In 2015, dalkaygii dallacsiiyey sannaddii kowaad oo tamar cusub ee Shiinaha.
In 2018, batari lithium-ra'iyi baaxad weyn oo hir fariistay firfircoon ku saabsan yahay in furan. In 2019, waxaa la geli doonaa muddo dillaacay. warqad Tani lafaguraa saddex dhinacyada kala duwan ee aqoonta: First, darnaanta batteriga lithium-ra'iyi firfircoon on wasakhaynta deegaanka; labaad waa dhaqaalaha ee dib u warshadaynta ee batariyada lithium-ra'iyi firfircoon; saddexaad waa technology ugu dhagan batariga firfircoon lithium-ra'iyi ah, iyo soo jeedinta awood lithium-ra'iyi Recycling batteriga.
First, batari awood lithium-ra'iyi leeyahay fariistay oo baaxad weyn oo ka mid ah batari lithium-ra'iyi ah, taas oo yeelan doonta saamayn xun ku ah deegaanka, taas oo keeni doonaa wasakhaynta deegaanka gaar ah sida qashinka a a. Inkastoo lithium-ra'iyi batari ku shaqeeya lithium-ra'iyi ah kuma jiraan element a biraha culus sida mercury, cadmium, lead iyo xubno kale oo macdan ah si xoogan u adkaysta, iyo batariyo hogaanka-acid qaraabo, ee bay'adda u fiican yahay xad sare, laakiin udhigo biraha ka mid ah ra'iyi lithium batariyada lithium ra'iyi xoog, negative ah koronto ee saldhiga xoog leh oo udhigo biraha culus ee ciidda carbon ah, elektrolytka waxay keeni kartaa wasakhaynta deegaanka culus, oo ay ku jiraan pH ciidda. Biraha iyo electrolytes in batari lithium-lithium, sida xubno ka Cobalt, wuxuu keeni karaa calaamado sida xanuunada caloosha, dhago, ischemia myocardial.
Waqtigan xaadirka ah, warshadaynta ilaha batari dalkaygii ee uu leeyahay awood xadidan. Inta badan bateriga used ma wax ku ool ah. The xal batari hadda la jecel yahay in ay xoojiyaan, deposit in wastewellar ah iyo xalal kale.
Haddii miisaanka waa mid aad u weyn, ku siin doonaa deegaanka dabiiciga ah. hanjabaad la fili karo caafimaadka aadanaha. In eray, haddii batari awood ra'iyi lithium lithium-ra'iyi waxaa inta badan ka fariistay, dadka fiiro gaar ah u fiiro sare, ma aha kuwo halis ah, oo ay leeyihiin xallinta xoog leh.
Second, isticmaalka tamarta ee soo kabashada bir aan ferrous iyo habka turxaan biraha nickell la falanqeeyay, iyo waxa ku jira uniform of lithium ee batteriga Woodward waa 1.9%, nickel 12.1%, Cobalt 2.
3%; marka lagu daro, copper, aluminium, iwm 13.3% iyo 12.
7%. Cobalt ayaa ductility fiican iyo guryaha ferromagnetic, iska caabin heerkulka sare, iska caabin ah daxalka, si ballaaran loo isticmaalo in aerospace, wax soo saarka si farsamaysan, korantada, kiimikada, dhoobada, iyo qaybaha kale ee warshadaha. In 2015, anigaa caalamka Cobalt saarka ahaa 123.800 oo tan, Congo (Jin) anigaa Cobalt wax soo saarka, xisaabiyenimo in ka badan 50%, iyo dalkaygii soo saaray oo kaliya oo kaliya 7,700 tons, xisaabiyenimo 6.
2%. Waayo, dalka, Cobalt waa khayraad aad u yar. Sidaa darteed, dib u soo kabashada ka baytariyada qashinka ayaa sii kordhaya dhaqaalaha; lithium waa element doonayay in batari lithium firfircoon ra'iyi ah, iyo khayraadka lithium waxaa si weyn loo qaybiyey ee dabiiciga ah, laakiin warshadaha habka fiirsato khayraadka lithium uu yahay sare.
Tan iyo baahida loo qabo gaadiid tamar cusub oo sii kordhaya, shirkadaha iyo aad u badan ay bilaabeen in ay lacag fiiro gaar ah u-warshadaynta ee batariyada lithium-ra'iyi, iyo ururinta alaabta ceeriin, ka baaraandegidda batariyo, iyadoo heerarka tamar kaydsiga ee u dhexeeya 70% ~ 90%. By soo kabashada batari of alaabta ceeriin, ka baaraandegidda batariyo, waxaa jira faa'iido buuxda ee ilaalinta tamarta iyo yareynta warshadu hawada, iyo dhaqaalaha ay heerka Dhaqale waa cad cad. Saddexaad, firfircoon batari lithium-ra'iyi channel dib u wadnay batari lithium awood ra'iyi ka dib fariistay gaariga, ka mas'uul ah iyo dheecaan aan la kulmi karo baahida firfircoon ee gaariga, laakiin sidiisa kiimikada gudaha batari aysan waxba ka beddelin, kaas oo noqon kara loo isticmaalaa in looga baahan yahay tamar baabuurta.
Meelaha hoose, adoo isticmaalaya saldhigga saldhigga korontada iyo nalalka waddooyinka, baabuurta korantada xawaaraha yar, iwm, ka dibna dib ugu noqo nidaamka dib u warshadaynta ka dib markaad tirtirto. Dhacdada, oo loo qaybiyay laba hab oo baaskiilka ah: 1 ka faa'iidaysiga jaranjarada: Awooda baytarigu waa la dhimay, si aanu baytarigu si caadi ah u shaqayn karin, wali waxa si joogto ah loogu isticmaali karaa siyaabo kale, tusaale ahaan kaydinta tamarta korantada.
(Fiiro gaar ah: batteriga laftiisa lama xoqin) 2 Dib u warshadaynta dib-u-warshadaynta: Bateriga si joogto ah looma isticmaali karo, asalku waa halis, laakiin batteriga waa la xalliyaa, dib u soo kabashada ilaha dib-u-cusboonaysiinta ee isticmaalka qiimaha. Dawladda Shiinuhu waxay si cad u qaadanaysaa hab-socodka nidaamka fidinta mas'uuliyadda la warshadeeyay, eeg Jaantuska (1). Laakiin hirgali nidaamkan, gacan maya.
Kanaalka dib u warshadaynta weli lama aasaasin, tani waa arrinta ugu muhiimsan ee hadda degdegga ah. Hadda waxa jira kanaalo: 1 Dib-u-warshadaynta yar-yar ee aqoon-is-weydaarsigu waa ballaadhan yahay, kharashyada dib-u-warshadaynta. Si kastaba ha ahaatee, kuwan aqoon-is-weydaarsiyada yaryar, ma jiraan wax ka hortag ah oo farsamo, way fududahay in la helo mudnaanta badbaadada 2 qalabka tignoolajiyada ee shirkadda dib u warshadaynta oo horumarsan, habka qeexida, xoog xoog leh, waa dib-u-warshadeynta bateriga lithium-ion iyo isticmaalka shirkadda laf dhabarta.
Laakiin sida loo ilaaliyo shirkadahan waxay noqon kartaa faa'iido? Suuqa weli ma korin, sidee siyaasadda dawladdu u hirgelinaysaa, iwm. 3 Ururka dib-u-isticmaalka walxaha qashinka ah ee agabka waxtarka leh, agabka xubinnimada, unugga xubinnimada, xidhiidhku waa ballaadhan yahay, shabakadda dib-u-warshadaynta waa mid aad u fiican. Si kastaba ha ahaatee, ururkan hadda looma fulin ganacsiga dib u warshadaynta baytariyada lithium-ion.
Sidee loo dejiyaa suuqa dib u warshadaynta baytariyada lithium-ion? Sidee loo habeeyaa maamulka? Shaqo badan baa u taal. Marka afraad, kala soocidda kheyraadka baytariyada lithium-ion qashinka waxaa loo kala saaraa iyadoo loo eegayo habka soo saarista kala duwan, iyo tignoolajiyada soo kabashada ee baytariyada lithium-ion waxaa loo qaybin karaa saddex qaybood: (1) Farsamaynta dib-u-warshadaynta qalalan ayaa si adag u ah kala saarista farsamada iyo kulaylka sare ee heerkulka sare. xal. (Ama biraha heerkulka sare), eeg shaxda (1).
Habka dib-u-warshadaynta qalalan waa mid gaaban, iyo dib-u-warshadaynta badan ee la beegsaday maaha mid xooggan. Waa marxalad horudhac ah oo lagu gaarayo soo kabashada kala-soocidda birta. Waxaa muhiim ah in la tixraaco habka soo kabashada ee walxaha ama birta privylene, taas oo aan ku salaysnayn dhexdhexaad, qalinka, iyo batterigu wuu jabay oo batarigu wuu jabay oo walxaha organic waa la saarayaa oo laga saarayaa organic. by falanqaynta heerkulka sare.
Dib u warshadaynta curiyaha. (2) Tiknoolajiyada soo kabashada qoyan ee tignoolajiyada soo kabashada qoyan ayaa ahayd mid adag, eeg Shaxda (2), laakiin heerka soo kabashada ee biraha qiimaha kasta waa sarreeyaa, hadda waxaa lagala tashadaa si loo xalliyo tignoolajiyada qashinka nikkel-hydrogen baytariyada iyo baytariyada lithium-ion. Farsamada soo kabashada qoyan waa in laga wareejiyo ion birta walxaha korantada ilaa dhexdhexaadka dheecaanka, ka dibna beddelka ion, roobab, adsorption, iwm.
, ka dibna biraha birta ah ee ka soo baxa xalka qaabka cusbada, oksaydhyada, iwm. (3) Farsamada soo kabashada noolaha: Waqtigan xaadirka ah, cilmi baarista tignoolajiyada soo kabashada noolaha ayaa hadda bilaabatay, waana jihada ugu habboon ee horumarinta tignoolajiyada soo kabashada baytariyada lithium-ion.
Tiknoolajiyada soo kabashada noolaha waxay leedahay sifooyin qiimo jaban, wasakh yar, dib loo isticmaali karo. Waxaa lagama maarmaan ah in la isticmaalo leaching microbial si loogu badalo qaybta waxtarka leh ee nidaamka galay xarun milmi iyo xulashada milmi, si aad u hesho xal ka kooban biraha kharashka ku jira, garashada kala soocidda qaybta bartilmaameedka iyo qaybta wasakhda, iyo ugu dambeyntii soo kabashada lithium. , iwm. Geedi socodka dib u warshadaynta oo dhan guud ahaan waxa loo qaybiyaa 4 qaybood: (1) Pred-resolution; (2) hagaajinta walxaha korantada; (3) biraha la jeexjeexay ee qiimaha leh; (4) nadiifinta kiimikada.
Tallaabada ugu horreysa: Habka xallinta hore waa in marka hore la kala saaro qaybta qiimaha ee baytarigii hore ee lithium-ion, si hufan u soo ururin qaybaha qiimaha sare leh ee qalabka elektaroonigga ah, si habka soo kabashada xiga uu u siman yahay. Habka xallinta hore guud ahaan wuxuu isku daraa dillaac, shiidid, baaris, iyo kala-goyn jireed. Talaabada 2: Kala saarida alaabta.
Marxaladda ka-hortagga waa la hodmay si loo helo walxaha korantada isku dhafan ee korantada togan iyo kuwa taban, si loo kala saaro dib-u-soo kabashada Co, Li, iwm., si door ah u soo saar walxaha korantada isku dhafan. Habka kala-soocidda walxaha ayaa sidoo kale laga soo kaban karaa iyadoo loo eegayo soo kabashada qalalan, soo kabashada qoyan iyo soo kabashada noolaha.
Tallaabada 3: Sifaynta kiimikada Shaygeedu waa in la kala saaro oo la nadiifiyo biraha kala duwan ee qiimaha sare leh ee xalka lagu helo habka leaching. 5.
Soo koobid 1 baytariga lithium-ion waa bey'ada ugu fiican marka loo eego baytariyada acid-ashitada, laakiin sidoo kale waxay wasakhaysaa deegaanka. Marka la eego baytariyada lithium-ion ee awoodda ballaaran, dariiqa aasaasiga ah ee loo isticmaalo waa: Marka hore, isticmaalka jaranjarada; Midda labaad waa xalka kheyraadka ee batari lithium ion qashinka ah. 2 Xalka kheyraadka ee baytariyada lithium ion qashinka waa qaan, ha ka welwelin aad u badan.
3 Samaynta baabuurta tamarta cusub, mid waa tillaabooyinka ay qaado dawladda waddankaygu si ay uga jawaabto ku tiirsanaanta sare ee saliidda baabuurta (Chai); Midda labaad waa in baytariyada lithium-ion-ku uu deegaan ahaan uga wanaagsan yahay baytariyada acid-ashitada; Arrimaha deegaanka, tignoolajiyada bislaaday waa la xallin karaa. .
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