Ho ea ka litaba tse fanoeng ke Lefapha la Boitsebiso ba Elektronike la Lekala la Indasteri le Theknoloji ea Boitsebiso ka la 10 Tšitoe, e le ho matlafatsa tsamaiso ea indasteri ea betri ea lithium-ion le ho khothalletsa phetoho le ntlafatso ea indasteri le tsoelo-pele ea theknoloji, Lekala la Indasteri le Theknoloji ea Boitsebiso le se le tsamaile ka nakoana "Maemo a Tlhaloso ea Indasteri ea Battery ea Lithium-ion" le "Lithium-ion Battery Specification Announcement Management" Mehato e hlophisitsoe bocha 'me ka hona e phatlalalitsoe. "Lipehelo tsa Tlhaloso ea Indasteri ea Battery ea Lithium-ion (Khatiso ea 2018)" le "Mehato ea Nakoana ea Tsamaiso ea Liphatlalatso tsa Litlhaloso tsa Indasteri ea Battery ea Lithium-ion (Khatiso ea 2018)" (Phatlalatso No. 5, 2019 ea Lekala la Indasteri le Theknoloji ea Boitsebiso. ) e tla hlakoloa ka nako e tšoanang.
"Maemo a tloaelehileng a indasteri ea betri ea lithium-ion (2021)" e fana ka maikutlo a ho tataisa lik'hamphani ho fokotsa merero ea tlhahiso e eketsang matla a tlhahiso, ho matlafatsa boqapi ba theknoloji, ho ntlafatsa boleng ba sehlahisoa le ho fokotsa litšenyehelo tsa tlhahiso. Lik'hamphani tsa libeteri tsa lithium-ion li lokela ho finyella maemo a latelang: Rephaboliking ea Batho ea Chaena e ngolisitsoeng ka molao le ho thehoa ka har'a naha, ka botho bo ikemetseng ba molao; tlhahiso e ikemetseng, thekiso le bokhoni ba litšebeletso tsa lihlahisoa tse amanang le indasteri ea betri ea lithium-ion; Litšenyehelo tsa R&D ha li ka tlase ho 3% ea lekeno la mantlha la khoebo la k'hamphani bakeng sa selemo, 'me lik'hamphani li khothaletsoa ho fumana litsi tse ikemetseng tsa R&D maemong kapa ka holimo ho profinse Litšoaneleho tsa litsi tsa theknoloji kapa likhoebo tsa theknoloji e phahameng; lihlahisoa tse ka sehloohong na le litokelo tsa botekgeniki qapa; tlhahiso ea sebele ea selemo se fetileng ka nako ea phatlalatso e ke ke ea ba ka tlase ho 50% ea matla a sebele a tlhahiso ea selemo sona seo.
"Maemo a tloaelehileng a indasteri ea betri ea lithium-ion (2021)" e boetse e hloka hore lik'hamphani li sebelise theknoloji e tsoetseng pele, ho boloka matla, ho boloka tikoloho, ho sireletseha le ho tsitsisa, le mekhoa ea tlhahiso le lisebelisoa tse bohlale haholo, le ho finyella litlhoko tse latelang: 1. Lithium-ion lik'hamphani tsa betri li lokela ho ba le Bokhoni ba ho hlokomela ho ts'oana ha electrode ka mor'a ho roala, le ho nepahala ha taolo ea botenya le bolelele ba li-electrode ha li ka tlase ho 2μm le 1mm ka ho latellana; e lokela ho ba le theknoloji ea ho omisa electrode, 'me ho nepahala ha taolo ea metsi ha hoa lokela ho ba ka tlase ho 10ppm. 2. Likhamphani tsa betri tsa lithium-ion li lokela ho ba le bokhoni ba ho laola maemo a tikoloho joalo ka mocheso, mongobo le bohloeki nakong ea ts'ebetso ea ente; ba lokela ho ba le bokhoni ba ho lemoha liteko tsa ka hare tsa "short-circuit high-voltage" (HI-POT) marang-rang ka mor'a ho kopana ha betri. 3. Likhoebo tsa betri tsa lithium-ion li lokela ho ba le bokhoni ba ho laola motlakase oa potoloho e bulehileng le ho hanyetsa ka hare ho lisele tse le 'ngoe,' me ho nepahala ha taolo ha hoa lokela ho ba ka tlase ho 1mV le 1mΩ ka ho latellana; ba lokela ho ba le bokhoni ba ho lekola ts'ebetso ea boto ea ts'ireletso ea betri pakete inthaneteng.
Mabapi le ts'ebetso ea sehlahisoa, "Lipehelo tsa Tlhaloso ea Battery ea Lithium-ion (Khatiso ea 2021)" e entse litlhoko tse latelang:
(1) Libetri le lipakete tsa betri
1. Tšebeliso ea matla a betri ea bareki ≥230Wh/kg, matla a betri a pakete ea matla ≥180Wh/kg, polymer betri e le 'ngoe ea matla a matla ≥500Wh/L. Bophelo ba potoloho ke linako tse ≥500 mme sekhahla sa ho boloka matla ke ≥80%.
2. Libetri tsa mofuta oa matla li arotsoe ka mofuta oa matla le mofuta oa matla. Har'a tsona, matla a matla a betri e le 'ngoe ea matla a sebelisang lisebelisoa tsa ternary ke ≥210Wh/kg, matla a matla a betri pakete ke ≥150Wh/kg; matla a matla a lisele tse ling tsa matla a le mong ke ≥160Wh/kg, 'me boima ba matla ba betri pakete ke ≥115Wh/kg. Matla a matla a betri e le 'ngoe ea matla ke ≥500W/kg, 'me matla a betri a pakete ke ≥350W/kg. Bophelo ba potoloho ke linako tse ≥1000 mme sekhahla sa ho boloka matla ke ≥80%.
3. Matla a matla a mofuta oa polokelo ea matla a betri e le 'ngoe ke ≥145Wh/kg, 'me matla a matla a betri pakete ke ≥100Wh/kg. Bophelo ba potoloho ≥ linako tse 5000 le sekhahla sa ho boloka matla ≥ 80%.
(2) Lintho tse entsoeng ka cathode
Matla a khethehileng a lithium iron phosphate ke ≥145Ah/kg, matla a khethehileng a thepa ea ternary ke ≥165Ah/kg, matla a khethehileng a lithium cobaltate ke ≥160Ah/kg, le matla a khethehileng a lithium manganate ke ≥115Ah/kg. Bakeng sa matšoao a mang a ts'ebetso ea cathode, ka kopo sheba litlhoko tse ka holimo.
(3) Lintho tse sa tloaelehang
Matla a khethehileng a carbon (graphite) ke ≥335Ah / kg, matla a khethehileng a carbon amorphous ke ≥250Ah / kg, 'me matla a khethehileng a silicon-carbon ke ≥420Ah / kg. Bakeng sa lipontšo tse ling tse mpe tsa ts'ebetso ea li-electrode, ka kopo sheba litlhoko tse kaholimo.
(4) Diaphragm
1. Ho otloloha ho otlolohileng ha uniaxial: matla a longitudinal tensile ≥110MPa, transverse tensile matla ≥10MPa, ho phunya matla ≥0.133N / μm.
2. Ho otloloha ha biaxial e omileng: matla a longitudinal tensile ≥100MPa, transverse tensile matla ≥25MPa, matla a ho phunya ≥0.133N / μm.
3. Ho otlolla ka litsela tse peli tse metsi: matla a longitudinal tensile ≥100MPa, transverse tensile strength ≥60MPa, puncture power ≥0.204N/μm.
(5) Electrolyte
Likahare tsa metsi ≤20ppm, hydrogen fluoride content ≤50ppm, tšepe e sa hloekang ea sodium content ≤2ppm, le litšila tse ling tsa tšepe tse nang le ntho e le 'ngoe ≤1ppm.
Nako ea poso: Dec-24-2021