Batirin Samsung Graphene: 0-80 bisa dari a cikin mintuna 10 kuma suna son dumi!
A cikin yanayi, masana kimiyya na Samsung SDI sun raba binciken su akan sel batir mai rufin graphene (GB-NCM). Sakamakon yana da ban sha'awa sosai: batura ba sa jin tsoron yanayin zafi mai tsayi, suna da ƙarfin ajiyar makamashi sosai kuma ana iya caji nan take.
Abubuwan da ke ciki
- Me yasa motocin lantarki suke cajin a hankali?
- Batirin Graphene Samsung SDI GB-NCM
A cikin sanarwar manema labarai na baya-bayan nan kan siyan Shell na IONITY, Shell ya yi alkawarin girka caja masu yawan kilowatt (kW) DC da DC. duk da haka Caja wani ɓangare ne kawai na wuyar warwarewa. Motar dole ta sha wannan ikon - kuma anan ne matakan ke farawa..
Sama da 150-200 kW, batura suna yin zafi da sauri ta yadda tsarin sanyaya ba zai iya kwantar da su ba. Wannan yana haifar da haɓakar adadin filayen lithium a ciki da kuma zuwa ga lalacewa cikin sauri na sel, wanda ke rage ƙarfin baturi sosai.
> Opel Ampere E zai dawo?! Ƙungiyar PSA tana da matsala mai tsanani kuma tana son neman kuɗi daga General Motors.
Sabili da haka, ana cajin motocin zamani tare da kai tsaye (DC) tare da ƙarfin da ba zai wuce 120 kW ba (nan da nan: 150 kW), don kada ya lalata baturin. Wannan shine dalilin da ya sa masana kimiyya ke aiki akan batura waɗanda zasu iya ɗaukar ƙarfin caji da yanayin zafi sosai.
Batirin Graphene Samsung SDI GB-NCM
Samsung SDI graphene baturi a zahiri classic nickel-cobalt-manganese electrode (NCM) lithium-ion baturi tare da tacewa daya: graphene spheres a saman. Ana nuna waɗannan sifofi a kusa a hannun dama:
Tare da graphene Batirin Samsung SDI suna da ƙarfin kuzari na 800 Wh kowace lita (Wh / L).wanda shine kusan farashin ƙarni na gaba na ƙwayoyin NCM 811, wanda yakamata ya shiga kasuwa bayan 2021.
A lokaci guda, batura suna riƙe da kashi 78,6% na ƙarfinsu bayan zagayowar caji / fitarwa 500 a yanayin zafi tsakanin digiri 0 zuwa 60 Celsius. Bai ƙare ba tukuna: wadatar da beads na graphene batura a fili suna son dumi!
A digiri 60, suna da mafi girman ƙarfin ajiyar makamashi, wato, sun fi ƙarfin ƙarfi: 444 Watt-hours a kowace kilogiram na tantanin halitta a digiri 60 zuwa 370 watt-hours kowace kilogram a digiri 25! Don haka dumama baturin yayin caji zai amfani direban.
Amma wannan ba duka ba: batura na iya ɗaukar babban cajin wuta. A digiri 5 Celsius, yana yiwuwa a yi cajin baturi daga kashi 0 zuwa 80 cikin ƙasa da mintuna 10!
Sabuwar fasahar baturi = Nissan Leaf 90 kWh da kewayon kilomita 580 a kusa da 2025
Cancantar karantawa: labarin akan yanayi
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