Kakaretso ea ntlafatso ea Lithium battery electrolyte
Kakaretso ea tsoelopele eaElectrolyte ea betri ea lithium,
Electrolyte ea betri ea lithium,
▍Sekema sa Ngodiso se Tlamehileng (CRS)
Lekala la Electronics & Information Technology le lokollotsoeElectronics & Information Technology Thepa-Tlhoko bakeng sa Taelo e Tlamang ea Ngoliso ea I- E tsebisitsoe ka la 7thSeptember, 2012, 'me e qalile ho sebetsa ka la 3rdMphalane, 2013. Tlhokahalo ea Thepa ea Electronics & Information Technology bakeng sa Ngoliso e Tlamang, seo hangata se bitsoang setifikeiti sa BIS, ha e le hantle se bitsoa ngoliso/setifikeiti sa CRS. Lihlahisoa tsohle tsa elektroniki tse lethathamong la lihlahisoa tsa ngoliso tse tlamang tse romelloang India kapa tse rekisoang 'marakeng oa India li tlameha ho ngolisoa ho Bureau of Indian Standards (BIS). Ka Pulungoana 2014, ho ile ha eketsoa mefuta e 15 ea lihlahisoa tse tlamang tse ngolisitsoeng. Likarolo tse ncha li kenyelletsa: liselefouno, libeteri, libanka tsa motlakase, lisebelisoa tsa motlakase, mabone a LED le liteishene tsa thekiso, joalo-joalo.
▍BIS Tekanyetso ea Betri
Sisteme ea nickel cell/betri: IS 16046 (Karolo ea 1): 2018/ IEC62133-1: 2017
Lithium system sele/betri: IS 16046 (Karolo ea 2): 2018/ IEC62133-2: 2017
Lisele tsa tšepe/betri e kenyelelitsoe ho CRS.
▍Hobaneng MCM?
● Re tsepamisitse maikutlo holim'a setifikeiti sa India ka lilemo tse fetang 5, 'me re thusitse moreki ho fumana lengolo la pele la lefats'e la betri ea BIS. 'Me re na le liphihlelo tse sebetsang le ho bokella lisebelisoa tse tiileng lebaleng la setifikeiti sa BIS.
● Bao e kileng ea e-ba liofisiri tse phahameng tsa Bureau of Indian Standards (BIS) ba hiriloe e le moeletsi oa setifikeiti, ho netefatsa katleho ea linyeoe le ho tlosa kotsi ea ho hlakoloa ha nomoro ea ngoliso.
● Kaha re na le litsebo tse matla tsa ho rarolla mathata a ho fana ka setifikeiti, re kopanya lisebelisoa tsa matsoalloa a India. MCM e boloka puisano e ntle le balaoli ba BIS ho fa bareki tlhahisoleseling le litšebeletso tsa setifikeiti tsa maemo a holimo, tse hloahloa le tse nang le matla a ho feta.
● Re sebeletsa lik'hamphani tse etellang pele liindastering tse sa tšoaneng 'me re fumana botumo bo botle tšimong, e leng se etsang hore re tšeptjoe ka ho tebileng le ho tšehetsoa ke bareki.
Ka 1800, setsebi sa fisiks sa Motaliana A. Volta se ile sa haha qubu ea voltaic, e ileng ea bula tšimoloho ea libeteri tse sebetsang 'me ea hlalosa ka lekhetlo la pele bohlokoa ba electrolyte ho lisebelisoa tsa ho boloka matla a electrochemical. Electrolyte e ka bonoa e le lera la elektronike le kenyang ion-conducting ka mokhoa oa mokelikeli kapa o tiileng, o kenngoa pakeng tsa li-electrode tse mpe le tse ntle. Hona joale, electrolyte e tsoetseng pele ka ho fetisisa e entsoe ka ho qhibiliha letsoai le tiileng la lithium (mohlala, LiPF6) ka har'a motsoako o se nang metsi oa carbonate (mohlala, EC le DMC). Ho ea ka sebopeho le moralo oa sele ka kakaretso, electrolyte hangata e nka 8% ho isa ho 15% ea boima ba sele. Ho feta moo, ho cha ha eona le mocheso o nepahetseng oa ho sebetsa oa -10°C ho isa ho 60°C li sitisa haholo ntlafatso ea matla a betri le polokeho. Ka hona, mekhoa e mecha ea li-electrolyte e nkoa e le eona ntho e ka sehloohong e nolofalletsang nts'etsopele ea moloko o latelang oa libeteri tse ncha.
Bafuputsi ba boetse ba sebeletsa ho theha litsamaiso tse fapaneng tsa electrolyte. Ka mohlala, tšebeliso ea li-solvents tse nang le fluorinated tse ka finyellang libaesekele tse sebetsang hantle tsa lithium, li-electrolyte tsa organic kapa inorganic solid tse molemo ho indasteri ea likoloi le "libetri tsa boemo bo tiileng" (SSB). Lebaka le ka sehloohong ke hore haeba electrolyte e tiileng e nka sebaka sa electrolyte ea pele ea mokelikeli le diaphragm, polokeho, boima bo le bong ba matla le bophelo ba betri bo ka ntlafatsoa haholo. Ka mor'a moo, re akaretsa haholo-holo tsoelo-pele ea lipatlisiso tsa li-electrolyte tse tiileng ka lisebelisoa tse fapaneng.
Li-electrolyte tse tiileng tsa inorganic li 'nile tsa sebelisoa lisebelisoa tsa khoebo tsa polokelo ea matla a electrochemical, joalo ka libeteri tse ling tsa mocheso o phahameng tsa Na-S, Na-NiCl2 le libeteri tsa mantlha tsa Li-I2. Morao koana ka selemo sa 2019, Hitachi Zosen (Japan) o ile a bonts'a betri ea mekotla e tiileng ea 140 mAh e tla sebelisoa sebakeng le ho lekoa ho International Space Station (ISS). Betri ena e entsoe ka sulfide electrolyte le likarolo tse ling tsa betri tse sa boleloang, tse khonang ho sebetsa pakeng tsa -40°C le 100°C. Ka 2021 k'hamphani e hlahisa betri e matla e phahameng ea 1,000 mAh. Hitachi Zosen o bona tlhokahalo ea libeteri tse tiileng bakeng sa libaka tse thata tse kang sebaka le lisebelisoa tsa indasteri tse sebetsang libakeng tse tloaelehileng. Khampani e rera ho eketsa matla a betri ka makhetlo a mabeli ka 2025. Empa ho fihlela joale, ha ho na sehlahisoa sa betri se tiileng se ka sebelisoang likoloing tsa motlakase.
