Sharax heerka ay marayso cilmi baarista ku saabsan qaabeynta shatiga soo kabashada qashinka lithium-ion

2022/04/08

Qore:Iflowpower -Iibiyaha Saldhigga Korontada ee la qaadan karo

Iyada oo ay sii kordheyso yaraanta kheyraadka caalamiga ah iyo baahida degdegga ah ee ilaalinta deegaanka, tamar cusub ayaa la soo saaray si loo yareeyo isticmaalka kheyraadka loona yareeyo wasakhowga deegaanka ayaa si tartiib tartiib ah u noqotaa mid ballaaran oo la isku raacsan yahay. Horumarka joogtada ah ee warshadaha tamarta cusub, cadadka baytariyada lithium-ion ayaa sii kordhaya oo sii kordhaya, dalkayguna wuxuu horeyba u ahaa wax soo saarka iyo isticmaalka batteriga adduunka. 2013, heerka qaranku wuxuu soo bandhigay 2013-2015 si ay u iibsadaan kabka baabuurta tamarta cusub siyaasadaha la xidhiidha heerarka cusub, baabuurta tamarta cusub horumariyo si degdeg ah; 2015, oo ay saamaysay siyaasadda kabitaanka qaranka, tamarta cusub ee baabuurta baabuurta iyo soo ifbaxa iibka oo kor u kacaya.

Iyada oo ay kor u kacday walxaha qarxa ee suuqa baabuurta tamarta tamarta cusub ee waddankeyga, awoodda tamarta cusub ee wadnaha gaariga sidoo kale waa qadarka bovy boy. Baabuurka tamarta cusub ee tamarta lithium batari, isticmaalka 5-10 sano, qaybta ugu horreysa ee suuqa dib u warshadaynta baytariyada lithium waxay bilaabi doontaa inay soo baxdo 2018. Tiro badan oo baytariyada lithium-ion ah ayaa la tirtiri doonaa, iyo shaqada dib u warshadaynta waa lama huraan ah.

Si kor loogu qaado dib-u-warshadaynta baytariyada lithium-ka firfircoon, si loo xoojiyo maamulka cusub ee kaydinta tamarta tamarta ee baytariyada dib-u-warshadaynta, halbeegga horumarinta warshadaha, Febraayo 26, 2018, Ogeysiiska Xisbiga toddobaad ee Wasaaradda Warshadaha iyo Tignoolajiyada. Wasaaradda Sayniska iyo Tignoolajiyada, Wasaaradda Ilaalinta Deegaanka, Wasaaradda Isgaadhsiinta, Wasaaradda Ganacsiga, Kormeerka Tayada, Kormeerka iyo Karantiilnimada, iyo Maamulka Tamarta ee Tamarta Cusub ee Tamarta Baabuurka Dib-u-warshadaynta Ku-meel-gaadhka ah. Dib-u-warshadaynta qashinka lithium ion baytariyada lithium-ka firfircooni ma aha oo kaliya inay kor u qaadaan horumarinta dhaqaalaha wareegtada dalkayga, laakiin sidoo kale waxay muhiimad weyn u leedahay dhismaha ilbaxnimada deegaanka ee dalkayga. Waqtigan xaadirka ah, dhibaatada dib-u-warshadaynta iyo dib-u-isticmaalka batteriga lithium-ion ee baytariyada lithium waxay noqdeen diiradda welwelka warshadaha oo dhan.

Soo kabashada baytariyada qashinka ee lithium-ion-ka si kooban baytariyada lithium ion ku jira waxaa ka mid ah electrode-positive, electrode negative, diaphragm, electrolyte iyo guryaha batari, iwm, noocyo badan oo wasakh ah oo ku jira qashinka lithium ion baytariyada lithium. Wasakhowga ku jira waxaa ku jira isku-dhisyo bir ah oo culus, lithium hexafluorophosphate (LiPF6), benzene, xeryahooda ester, iwm.

(fiiri sawirka 1), ay adagtahay in hoos loo dhigo hoos u dhaca microbial. Marka walxaha ay ka midka yihiin walxaha korantada ee baytariyada ay soo galaan deegaanka, ions birta culus, walxaha organic, boodhka kaarboon, fluoride, iwm. waxay keeni doonaan wasakh deegaan oo halis ah.

Waxaa ka mid ah, walxaha wanaagsani waxay sababi karaan wasakhowga birta culus, biyaha wasakhaysan iyo ciidda; Walxaha korantada taban waxay sababi karaan wasakhowga boodhka; electrolyte waxay keeni doontaa fluorofluid iyo wasakhowga organic; Maaddada diaphragm waxay keeni kartaa wasakh cad. Intaa waxaa dheer, naxaasta, nikkel, cobalt, manganese, lithium, iwm, biraha la awoodi karo, waxay sidoo kale keeni doonaan qashinka.

在废旧锂离子电池回收的过程中,首先要对废旧锂离子电池的部件进行分解,然后对各部件分别进行回收利用(Areviewofprocessesandtechnologiesfortherecyclingoflithium-ionsecondarybatteries,JinqiuXuaetal.,JournalofPowerSources,第177卷,2008年0一月十Afar maalmood, 512–527 bog). Qashinka lithium ion baytariga dib loo warshadeeyay waxa ku jira biraha dib loo warshadeeyay iyo walxaha baytariyada lithium ion dib loo soo kiciyay.

Diirada dib-u-warshadaynta hadda waa in alaabta wanaagsani ay sarreyso, qiimuhuna uu sarreeyo, qiimaha dhaqaaluhuna uu weyn yahay. Si kastaba ha ahaatee, waxaa yar soo kabashada qaybaha kale ee batteriga, sida diaphragm, electrolyte, walxaha firfircoon ee korantada taban. Waxaa ka mid ah, tallaabada dib u soo kabashada birta waxaa ka mid ah diyaarinta baytariga lithium ion, daaweynta labaad, farsamaynta qoto dheer, iyo nadiifinta kala soocida.

Talaabada diyaarinta baytariga lithium ion ee dib loo soo cusboonaysiiyay waxaa ka mid ah pretreatmenting of lithium ion baytari, iyo daawaynta labaad iyadoo lagu kabay isha lithium, isha birta, iwm, lagu dubay walxo baytari lithium ion ah. Talaabada hore u habaynta ayaa muhiim ah in lagu daro hababka dheecaanka qoto dheer, jabay, kala soocida jirka, waxay tilmaamaysaa shaqo taxane ah oo la qabanayo ka hor inta aan la isticmaalin qalabka korantada ee batteriga, oo ay ku jiraan sii deynta korontada haraaga ah, deminta qashinka, baakadaha ka saarista, burburinta farsamada daboolka dibadda ee batteriga iyo miirida batteriga, iwm.

Diaphragm, electrolyte, iyo guriyeynta waxaa lagu soo ceshan karaa kala-soocidda jirka, iyo koronto-siinta koronto ee taban iyo togan ayaa lagu helaa habka burburinta, sababtoo ah isticmaalka jireed ee farsamada, walxaha korantada ee qayb ahaan ayaa ka go'ay substrate-ka, laakiin inta badan alaabta waxay sidoo kale ku xiran yihiin substrate-ka. Sidaa darteed, waa lagama maarmaan in la sameeyo ka-hortagga labaad ee qashinka batteriga ee jabay. Ujeedada daaweynta labaad waa in la gaaro kala-soocidda dhamaystiran ee alaabta firfircoon ee wanaagsan iyo kuwa taban.

Tan iyo binder electrode taban guud ahaan isticmaalaa binder biyo-milmi leh, isticmaalka isku xidhka u dhexeeya electrode taban wax firfircoon iyo bireed naxaas waa daciif, iyo haraaga electrode xun waxaa la dhigayaa in xal aqueous, iyo walaaqaya xoog gaari kartaa kala soocidda dhamaystiran. labadaba. Xireeyaha noode waa xal isku dhafan oo PVDF ah iyo N-methylpyrrolidone (NMP). Sababtoo ah qadarka dareeraha NMP, taas oo keenaysa isticmaalka isku xidhka xooggan ee walxaha korantada togan iyo foil aluminium, oo ay adagtahay in la kala saaro.

Sidaa darteed, inta lagu jiro daaweynta labaad, waxaa muhiim ah in la gaaro qalabka elektiroonigga ah ee wanaagsan iyo aluminiumka aluminiumka, qashinka batteriga ee la helay ka dib daaweynta labaad, iyo aluminium aluminium iyo walxaha togan ayaa la helay ka dib marka la sifeeyo. Foornada aluminiumka ah ayaa si toos ah loogu isticmaali karaa soo kabashada dhalaalka, iyo walxaha korantada togan waa in ay soo ceshadaan qiimaha birta. Ujeedada daawaynta qoto dheer waa in la soo kabsado aions biraha culus (CO2 +, Li +, Ni2 +, Mn2 +, Cu2 +, Al3 +), iwm.

Tallaabooyinka habaynta qoto dheer ee muhiimka ah waxaa ka mid ah daadinta iyo kala soocidda laba hab oo saafi ah. Geedi socodka dheecaanku waa dhexgalka aashitada iyo dheecaanka microbial ee muhiimka ah. Habka kala-soocidda iyo nadiifinta ayaa muhiim ah, waxaana la isticmaalaa habka soo saarista iyo habka korantada.

Iyada oo ku saleysan Vientiane Cloud Operation Platform, warqadani waxay falanqeyneysaa qeybinta baytariyada lithium-ion ee gudaha iyo dibaddaba, waxaan rajeyneynaa inaan tan u qaado hogaamiyaha milkiilaha tignoolajiyada patent-ka ee low-tee, iyo waxa ay qabtaan qaabka teknolojiyadda patent ee dalkayga. . (1) Horumarka farsamada ee tignoolajiyada dib u soo kabashada baytariyada lithium-ion ee gudaha waxay bilaabataa 1999, inta lagu jiro 1999-2011, codsiga patent-ka sanadlaha ah waa ka yar yahay, ma jirto koror la taaban karo, taas oo muujinaysa in ay weli ku jirto marxaladda biqilka farsamada, waxaa muhiim ah in la sahamiyo. Cilmi-baadhis, wax-soo-saar farsamo ayaa sidoo kale aad u liidata (eeg sawirka 2). Iyadoo horumarinta tignoolajiyada soo kabashada batteriga ee lithium-ion, sanadkii 2011, tirada codsiyada patent-ka ayaa kordhay, gaar ahaan soo bandhigida taxane ah siyaasadaha cusub ee tamarta la xiriira siyaasadaha tamarta cusub tan iyo 2013, dawladdu waxay bilowday inay taageerto lithium-ion. baytariyada.

Horumarka hal-abuurka leh ee shirkadu waxa uu sahlay cilmi-baadhisyo la xidhiidha baytariyada lithium-ion. Iyada oo dhaqdhaqaaqa firfircoon ee baytariyada lithium-ion, wax soo saarka farsamada ee soo kabashada batteriga lithium-ion ayaa sidoo kale si degdeg ah u kordhay, tirada codsiyada patent-ka ayaa kordhay. Sababo la xiriira dib u dhaca xogta lahaanshaha, 2016 iyo 2017 waa tixraac kaliya.

Laakiin asal ahaan, cadadka codsiyada patent-ka ee laga helay baytariyada lithium ion waxay ahaan doontaa kor u kac weyn. Sida laga arki karo Jaantuska 2, qadarka codsiga qashinka lithium ion batari weli ma soo muuqan, taas oo muujinaysa in tiknoolajiyada goobtani ay soo baxayso tignoolajiyada, oo ay ku jirto horumar waara oo xawli ah. Wadamada shisheeye ee jahawareersan, horumarinta tignoolajiyada soo kabashada batteriga lithium-ion ayaa hore u ahayd, laakiin codsigu wuu yaraa, inkasta oo tan iyo 2011, codsigu kordhay, laakiin codsigiisu aad ayuu uga yar yahay waddankayga.

Tani waxay muujinaysaa in inkasta oo cilmi-baarista iyo horumarinta soo kabashada baytariyada lithium-ion ay ka dambeeyaan dalal shisheeye, iyada oo dawladdeenu ay muhiimad gaar ah siinayso cilmi-baarista iyo horumarinta baytariyada lithium-ion, waxay si firfircoon u maalgelisaa horumarinta wicitaannada waaweyn. Codsiga rukhsadda soo kabashada baytariyada lithium-ion ee gudaha aad ayuu uga sarreeyaa dibadda Tignoolajiyada ayaa sii kordheysa. (II) Qaybinta Codsadaha Patent ee Muhiimka ah ee Guriga Jaantuska 3 waa tirada codsiyada patent-ka ee codsadayaasha muhiimka ah ee Shiinaha ee dalkayga.

Qaybta dib-u-warshadaynta baytariyada Lithium-ion waxay ku jirtaa hore ee taxanaha hore ee Hefei Quan Gaoke Power Energy, Farsamada Wareegta ee Bangpu, Jaamacadda Bartamaha Plains, Greenmeal, Grid Power Qaranka, Machadka Teknolojiyadda Lanzhou, Tianqi Lithium, Jaamacadda caadiga ah ee Henan, Shiinaha Duulimaadka Lithium Electric, Tianjin Institute of Technology University, Shanghai Qiumei Energy, dalkayga Institute of Engineering Engineering iyo BYD Saamiyada. Dhanka dib-u-warshadaynta baytariyada lithium-ion, jaamacadaha iyo machadyada cilmi-baadhista, iyo cilmi-baadhista iyo xamaasadda shirkadda iyo cilmi-baarista iyo awoodda horumarinta ayaa aad u xooggan, waxaana jira wax-soo-saar muuqda. Intaa waxaa dheer, Hefei Qixuan, codsiga ugu sarreeya, ma aha oo kaliya berrinka qashinka lithium-ion batari dib u warshadaynta, laakiin sidoo kale wuxuu leeyahay codsi weyn oo patent ah oo ku saabsan qaybaha kale ee baytariyada lithium-ion, oo aad uga horreeya baytari lithium-ion. cilmi baarista tignoolajiyada.

(3) Falanqaynta isbeddelka dalabka ee codsadayaasha muhiimka ah ee gudaha ayaa laga arkay isbeddellada arji ee codsadayaasha muhiimka ah. Waa muhiim in la codsado 2011. Kadib 2011, waxaa jira tiro aad u yar oo codsiyo patent ah, taas oo la socota falanqaynta aan soo sheegnay (eeg sawirka 4).

Waxaa ka mid ah, Codsiga Patent Hefei Guoxuan waa mid aad u xoog badan, inta badan wuxuu ku urursan yahay 2016, sababtoo ah qaar ka mid ah codsiyada patent 2017 lama shaacin, isbeddelka codsiga ee Hefei Guoxuan ee 2017 si ku meel gaar ah uma awoodo inuu sameeyo xukun sax ah. Intaa waxaa dheer, iyada oo aan la tixgelinayn soo bixitaanka codsiyada qarxa ee 2016, waxaa la baran karaa in xaaladda codsiga ee goobtan ay muujisay sifooyin badan oo kala firdhiyey, taas oo sidoo kale muujinaysa codsadaha aan ku qabsan monopoly ee aaggan. Xaaladda codsiga ee aaggan ayaa muujisay sifo aad u kala firdhisan, taas oo sidoo kale muujinaysa codsadayaasha aan ku mashquulin keli-taliska goobta.

(1) Dib-u-warshadaynta qashinka lithium ion baytariyada Dib-u-warshadaynta dib-u-warshadaynta birta dib loo warshadeeyay iyo agabka baytariyada lithium ion dib loo soo cusboonaysiiyay. Laga soo bilaabo Jaantuska 5, waxaa la og yahay in soo kabashada gudaha ee hadda birta ay ka sarreyso qalabka elektaroonigga ah. Tani waa muhiim sababtoo ah habka dib-u-soo-nooleynta ee walxaha korantada togan ayaa aad u dhib badan, dhibka farsamada ayaa sarreeya, isticmaalka tamarta ayaa sarreeya.

(2) Codsiga laan kasta oo farsamo ee Jaantuska 6, daawaynta ka hor waxay ku lug leedahay daaweynta hore iyo daaweynta labaad ee qashinka lithium ion baytariyada, oo ay ku jiraan kala dirida qashinka lithium baytariyada ion, iyo walxaha firfircoon ee firfircoon, dareerayaasha wadajirka ah, electrolytes, iyo Kala-soocidda diaphragm ama sida, inta lagu guda jiro, dib u soo kabashada ee electrolyte, jirka wada jir ah, iyo diaphragm la xaqiijin karaa. Biraha waxaa ka mid ah dib u soo kabashada walxaha lithium iyo walxo kale oo bir ah. Electrode-ka taban ayaa muhiim u ah hagaajinta hababka dib-u-soo-nooleynta ee qalabka korantada xun sida graphite.

Electrolyt-ku waa muhiim in lagu daro elektrolyt-ka iyadoo dib loo soo celinayo qalabka elektrolytka, iyo si loo helo koronto iyadoo la sii diyaariyay iyo daawaynta labaad ee baytariyada lithium ion qashinka ah. Muhiimadu waxay ku lug leedahay sidii si wax ku ool ah loo soo celin lahaa diaphragm-ka. Dib-u-soo-nooleynta dib-u-soo-nooleynta waa dib-u-soo-nooleynta walxaha togan.

Sida laga arki karo Jaantuska 6, waxaa hadda jira uruurinta muhiimka ah ee qashinka lithium-ion batari dib-u-warshadaynta hore iyo daawaynta labaad, gaar ahaan sida loo gaaro burburinta baytariyada lithium-ion qashinka, iyo sida loo gaaro kala soocidda waxtarka leh ee firfircoonida togan iyo taban. agabka. Dheecaan, electrolyte iyo diaphragm. Ma jiraan codsiyo badan oo patent ah oo loogu talagalay soo kabashada birta iyo dib u soo kabashada wanaagsan.

Dhibaatooyinka ugu qiimaha badan iyo kuwa farsamada ee batariyada lithium-ion ee qashinka ah ayaa ah dib u soo kabashada biraha iyo dib u soo celinta walxaha wanaagsan, cilmi baarista dhinacan ayaa ah mid aad u yar, tani waxay muujineysaa in cilmi-baarista gudaha ay weli ku jirto marxaladda hore ee daraasadda. . Waxaa ka mid ah, in dhibaatada farsamo ee adag ee qashinka lithium-ion Battery, Green Mei, Lanzhou University of Technology iyo Henan Normal University waxay leeyihiin codsiga ugu weyn, gaar ahaan Lanzhou University of Technology iyo Henan Normal University, iyo cilmi baaris ayaa muhiim u ah dib u soo kabashada. . Tani waxay muujinaysaa in dhibka badan ee dib-u-warshadaynta baytariyada lithium ion ee qashinka ah awgeed, cilmi-baaristeeda muhiimka ah iyo horumarinta ay weli ku urursan tahay kulliyadaha iyo jaamacadaha.

Inkasta oo Hefei Guoxuan uu aad u weyn yahay, waxaa muhiim ah in la sameeyo cilmi-baaris yar oo ku saabsan daaweynta hore, daaweynta labaad iyo soo kabashada birta ee qashinka lithium-ion baytariyada. Codsadayaasha kale waxay si isku mid ah u yihiin codsiyada patent-ka ee diyaarinta iyo daawaynta sare ee baytariyada lithium-ion qashinka ah. Sida laga arki karo Jaantuska 7, cilmi baadhista iyo horumarinta baytariyada qashinka ee lithium-ion waxay hadda ku urursan yihiin daawaynta aad u adag iyo daawaynta labaad.

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