Soo koobida lithium baytariga lithium

著者：Iflowpower – Portable Power Station Supplier

Si loo xaliyo dhibaatadan, dadku waxay barteen tignoolajiyada kahor-lithiance. Iyada oo horay loo sii daayo walxaha korantada, luminta lithium-ka ee aan dib-u-noqon karin ee ay sababtay sameynta filimka SEI waa la joojiyay si loo hagaajiyo wadarta awoodda iyo cufnaanta tamarta batteriga. I.

Tiknoolajiyada lithium-ka ee xun waa habka caadiga ah ee kahor-lithium-ka waa lithium taban, sida lithium foil, kabka budada lithium, iwm., waa horu-mar hore-u-horumarin. Intaa waxaa dheer, waxaa jira farsamo ka mid ah pre-lithiating iyadoo la isticmaalayo budada lithium silicided iyo xalalka salineed ee lithium electrolytic.

1 lithium foil magdhowga foil lithium waa farsamo loo isticmaalo habka is-daajinta. Awoodda lithium-ka birta ah waa tan ugu hooseeysa ee dhammaan qalabka korantada, iyo marka walxaha korantada ay la xiriirto birta lithium-ka birta, elektarooniga waxaa loo wareejiyaa korantada taban, oo ay la socoto Li + ee electrode taban. Ku dar xalka korantada ee silikoon nanowire elektrode taban oo ku koray substrate-ka birta ah, ka dibna si toos ah ula xiriir birta lithium-ka.

Tijaabada korantada xun ka dib marka lithium-ka la tijaabiyo, waxaana la ogaaday in korantada wareegga furan ee aan lahayn lithium ay tahay 1.55V, marka loo eego 0.01 ilaa 1.

00V 0.1c ee ugu horreeya ee la sii daayay awoodda lithium-gaar ah ee 3800mAh / g; Silicon nanowire ka dib kor u qaadida danabku waa 0.25V, fooxa ugu horeeya waa 1600mAh / g.

Daasadda kaarboon-negative electrode waxay si toos ah ula xiriirtaa foornada lithium-ka ee ay soo dhex gasho dareeraha korantada. Tijaabinta batteriga badhkeed, awoodda isbarbardhigga aan la beddeli karin ee kaarboonka tiin ka dib lithium ayaa laga dhimay 680 mAh / g ilaa 65mAh / g. Elektroodhka taban wuxuu ka kooban yahay batari dhan, ICE-na waxaa lagu tijaabiyay 3.

1 ilaa 4.8V wuxuu ku dhow yahay 100% 3.1 ilaa 4.

8V, iyo wareeggu waa xasilloon, iyo waxqabadka weynaynta ayaa ka sii fiican. Inkasta oo ay si toos ah ula xiriirto foornada lithium-ka, korantada xun ee pre-lithiuming waa la gaari karaa, laakiin heerka lithiuming ka hor ma fududa in si sax ah loo xakameeyo. Lithation aan ku filnayn, suurtagal maaha in la hagaajiyo ICE; iyo lithium-ku wuu dhammaaday, waxay samayn kartaa daahan bir ah oo lithium ah oo ku yaal dusha sare ee korantada taban.

ZYCAO et al hagaajinta badbaadada lithium bireed tonics, design ee walxaha firfircoon / polymer / lithium biraha saddex-lakab qaab-dhismeedka electrode xun la xasilin karaa in hawada deegaanka, ku filan negative for processing.

Qaab dhismeedka saddex-lakab ah waa: lakabka lithium waxaa lagu dahaadhay lakabka difaaca ee polymethyl methacrylate iyo lakabka walxaha firfircoon ee lakabka lithium by lakabka lithium-ka birta ee korantada ah 2 Budada birta lithium ee xasiloon (SLMP) kabka budada lithium waxaa soo jeediyay Fumei, horumarinta SLMP waa mid aad u sarreeya 3600mAh / g, dushana waxaa lagu daboolay 2% ilaa 5% lithium carbonate, kaas oo ku jiri kara jawi qallalan. isticmaal.

Dalbashada SLMP ee electrode taban pre-lithiating, waxaa jira laba siyaabood: ku dar, ama si toos ah ugu daro dusha taban. Milkiilayaasha taban ee caadiga ah, isticmaal nidaamyada biyaha ee PVDF / NMP ama SBR + CMC / deionized, laakiin SLMP kuma habboona dareerayaasha polar, kaliya dareerayaasha aan polarka ahayn sida hexane, toluene, markaa laguma dari karo isku darka tooska ah ee caadiga ah inta lagu jiro saxarka. Nidaamka SBR-PVDF / toluene, SLMP waxaa si toos ah loogu qasi karaa slurry graphite electrode.

Ka dib SLMP&39;s pre-lithium, at 0.01 ilaa 1.00 V, 0.

05c, ICE batariga ayaa ka kordhay 90.6% ilaa 96.2%.

SLMP oo si toos ah loogu shubay dusha xun ee qallalan ayaa ka fudud habka qalajinta. Silikoon-kaarboon nanotube negative electrode waxaa loo isticmaalaa in pre-lithium-carbon nanotube electrode negative, iyo jajabka mass waa 3% SlMP / toluene xal dhibci on dusha ee silikon-carbon nanotube, ka dib dareeraha toluene, kiniinka, dhaqaajiso. Ka dib-lithiuming ka-hor, awoodda ugu horreysa ee aan la beddeli karin ee korantada taban waxaa la dhimay 20% ilaa 40%.

3 budo lithium silicided nano silikoon cabbirkeedu waa yar yahay, aad ugu habboon in lagu kala firdhiyo xumaanta. Intaa waxaa dheer, waxay ku jirtaa xaalad balaadhin ah, iyo isbeddelka mugga ee wareegga ma saameyn doono qaab dhismeedka elektaroonigga oo dhan. Waqtigan xaadirka ah, waxaa jira cilmi-baaris yar oo ku saabsan kabka budada lithium silicided, kaliya J.

ZHAO, iwm. Nidaamka badh-batari waxa lagu dalacayaa 0.01 ilaa 1.

00 V at 0.01 ilaa 1.00V, iyo ka dib marka lagu daro 15% budada silicide, ICE ee korantada taban ee silikoonka ayaa ka kordhay 76% ilaa 94%; ku dar 9% budada lithium silicided microspheres dhexdhexaad ah ka 75 % Kordhi ilaa 99%; ku dar 7% garaafiga budada lithium silicided ee taban ICE wuxuu ka kordhay 87% ilaa 99%.

4 Xalka salineed ee elektrolytic lithium si loo sameeyo lithium, haddii la isticmaalayo lithium foil, SLMP ama budada lithium silicided si loo taageero lithium,. Lithium bir ah oo sarreeya ayaa leh qiime sare, dhaqdhaqaaq sare, hawlgal adag, kaydinta iyo gaadiidka waxay u baahan yihiin kharash badan ilaalinta. Haddii habka lithiumku aanu ku lug lahayn lithium bir ah, kaydinta kharashka, hagaajinta waxqabadka badbaadada.

Silicon The waxaa lagu fulin karaa by electrolytic Li2SO4 xal aqueous in unugga electrolytic, iyo electrode allabari waxaa lagu quusin silig naxaas ah ee Li2SO4, iyo falcelinta lithium ayaa lagu muujiyay qaacidada (1): Marka labaad, xiisadaha togan ee caadiga ah ee farsamada tonifying wanaagsan waa qadar yar oo ah wax-awood sare leh ayaa lagu daray inta lagu guda jiro habka togan ee seductive electrode. Inta lagu jiro habka dallacaadda, Li + waxay ka go&39;day agabka awoodda sare leh, taasoo kordhinaysa lumitaanka awoodda aan la soo celin karin ee dallaca koowaad iyo sii daynta. Waqtigan xaadirka ah, maaddada sida wax-ku-kordhinta lithium-ka togan ee elektiroonigga ah ayaa inta badan ah: isku-dhafka lithium, nanocomposite iyo binary lithium oo ku salaysan falcelinta beddelka, iwm.

1 xarun lithium waxay isticmaashaa walxo lithium Li1 + XNi0.5Mn1.5O4 si ay u magdhabiso luminta awooda aan dib loo celin karin ee Si-C | lini0.

5Mn1.5O4 baytari buuxa. Batteriga leh koronto togan oo isku dhafan waa 75% saamiga xajinta awoodda 0.

33c at 3.00 to 4.78V, halka batari uu isticmaalayo lin0 saafi ah.

5 mn1.5O4 electrode togan waa kaliya 51%. Li2NiO2 waxa kale oo loo isticmaali karaa kaabista lithium-ka togan, laakiin xasiloonida hawadu waa liidataa.

Aluminium aluminium waxaa loo isticmaali karaa in lagu beddelo Li2NiO2, oo la isku daray walxaha Li2NiO2 ee ku dahaaran hawada, iyo saamaynta lithium-lithium waa mid aad u fiican. 2 Nanocomposites oo ku salaysan falcelinta isbeddelka Inkasta oo isku-dhafka lithium-ku uu gaaray saameyn gaar ah sida lithium-lithium wax lagu daro, saameynta lithium ee ugu horreysa ayaa weli ku xaddidan awoodda hoose ee gaarka ah. Iyada oo ku saleysan nanocomposite ee falcelinta beddelka, xaddi badan oo lithium ah ayaa lagu biirin karaa inta lagu jiro habka ugu horreeya ee dallacaadda batteriga inta lagu jiro batteriga, falcelinta lithium-kuna ma dhici karto inta lagu jiro habka dheecaanka.

Ym SUN iyo al.

Wuxuu bartay M/Lithium oxide, M/fluorine, M/ vulcanized (M = Co, Ni iyo Fe) sidii wax lagu daro korantada togan. Iyada oo loo marayo walxaha synthetic nano-Co / lithium oxide walxaha isku dhafan ee 50 mA / g ee 4.1 ~ 2.

wareegga 5V, kharashka ugu horreeya waa 619mAh / g, saamiga dheecaanku waa 10mAh / g oo keliya; ka dib markii la kashifo 8h hawada deegaanka, saar Lithium waa 51mAh oo kaliya / g ka yar in ka mid ah qiimaha bilowga ah, iyo 2D ka dib, saamiga fuuqbax weli waa 418mAh / g, taas oo uu leeyahay xasilloonida deegaanka wanaagsan, kaas oo la socon kara habka wax soo saarka ee baytariyada ganacsiga. Lithium fluorinated lithium lithium waa mid aad u sarreeya, xasillooni wanaagsan, waa maaddada lithium tonic ee suurtagalka ah. Iyada oo m / LIF nanomaterials lagu habeeyey falcelinta beddelka, waxay ka adkaan kartaa dhibaatada LIF conductivity iyo tilmaamaha ionic hoose, awoodda kala furfurida korantada sare, iyo waxyeello u ah alaabta qudhuntay sida lithium fluoride waa wax lagu daro xallinta electrode togan sare sare.

Awoodda aragtida lithium sulfide waxay gaartaa 1166 mAh / g, laakiin sida wax lagu daro lithium-lithium, weli waxaa jira dhibaatooyin badan oo loo baahan yahay in la xalliyo, sida waafaqsanaanta, dahaarka, xasilloonida deegaanka, iwm. Inkasta oo ay jirto awood sare oo lithium-lithium ah, nanocomposites ee ku salaysan falcelinta beddelka waa hadhaaga iyada oo aan la helin dhaqdhaqaaqa birta oksaydhyada, fluorides, iyo sulfide, iwm, waxay yareeyaan cufnaanta tamarta batteriga.

3 binary lithium ka kooban aragtida ka kooban lithium binary ayaa aad uga sarreeya awoodda. Awoodda aragtida gaarka ah ee Li2O2, Li2O iyo Li3N waxay gaartaa 1168mAh / g, 1797mAh / g iyo 2309mAh / g, siday u kala horreeyaan, oo kaliya qadar yar oo dheeri ah ayaa loo baahan yahay, oo la mid ah saamaynta lithium ayaa la gaari karaa. Aragti ahaan, hadhaaga walxahan ka dib lithium waa O2, N2, iwm.

, waxay samayn kartaa gaas la sii daayo inta lagu jiro filimka SEI ee batteriga. Li3N-ga ganacsigu waxa lagu shiiday budo leh xajmi qaybeed 1 ilaa 5 μm, kaas oo loo isticmaalo wax lagu daro lithium. Sida nidaamka batteriga badhkii, 1% iyo 2% Li3N ee LiCoO2 electrode ayaa lagu daray, iyo awoodda saamiga ugu horreysa ee 0.

1c at 3.0 ilaa 4.2V waxay ahayd 167.

6mAh / g iyo 178.4mAh / g, siday u kala horreeyaan, iyo LiicoO2 saafiga ah wuxuu kacay 18.0mAh / G, 28.

7mAh/g. Isku qas Li2O2 ganacsi iyo NCM, magdhow luminta lithium inta lagu jiro habka ugu horreeya ee dallacaadda garaafyada. NCM ee ku jirta korantada isku dhafan waxay u adeegtaa sidii saameyn labanlaab ah ee walxaha firfircoon iyo kicinta.

Si loo hagaajiyo burburka Li2O2, 1% shiidid kubbadda 6 saacadood ayaa lagu daray NCM ee laga helay korantada togan. Bateriga oo dhan waa 2.75 ~ 4.

Kharashka 60V iyo sii daynta, 0.3c waa la beddeli karaa in ka badan 165.4mAh / g, in ka badan 20.

5% khadka | NCM batari buuxa Tijaabadu waxay muujisay in ogsijiinta ay sii daysay Li2O2 ay burburiso ay isticmaasho Li + xaddidan dhammaan baytariyada, taasoo keentay hoos u dhac weyn oo awoodda batteriga ah ee isku darka Li2O2, laakiin ka dib marka gaaska la sii daayo, awoodda waa la soo celin karaa. Dallacaadda ugu horreysa ee batteriga ee habka wax-soo-saarka dhabta ah waxaa lagu fuliyaa nidaam furan, waxaana la sii daayaa si loo sameeyo filim SEI ah iyo fal-celin dhinaca ah oo la sameeyay ka hor intaan la xirin, si saameynta sii-deynta O2 loo yareeyo.

Saddexaad, gabagabada iyo rajada waxay isbarbardhigaan laba hab oo lithium-lithium ah, reagents lithium-lithium-lithium taban (lithium foil, budada lithium, iyo budada lithium lithium silicide) waxay leeyihiin awood sare, laakiin hawlgal adag, shuruudaha deegaanka ee sare; in lagu daro lithium ee korantada togan Dib-u-habaynta togan ee wax-ku-darku waxay sare u qaadaysaa xasilloonida badbaadada, waxayna leedahay waafaqid wanaagsan oo leh tignoolajiyada wax soo saarka batteriga ee jira. Cilmi-baarista tikniyoolajiyada lithium-lithium-ka xun ee mustaqbalka waa inay diiradda saaraan xasilloonida, horumarinta iyo soosaarka warshadaha ee batteriga, iyo xallinta farsamada fudud, iyo dhammaystirka wanaagsan waa inuu diiradda saaraa horumarinta awoodda lithium ee dhiigga sare, isticmaalka yar. Nidaam wax lagu daro oo leh qadar yar oo haraaga ah oo lithium ah.

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