Mabatire a Samsung Graphene: 0-80 peresenti mu mphindi 10 ndipo amakonda kutentha!
Mphamvu ndi kusunga batire

Mabatire a Samsung Graphene: 0-80 peresenti mu mphindi 10 ndipo amakonda kutentha!

Mwachilengedwe, asayansi a Samsung SDI adagawana kafukufuku wawo pama cell a batri a graphene-coated cathode (GB-NCM). Zotsatira zake ndi zolimbikitsa kwambiri: mabatire saopa kutentha kokwera, amakhala ndi mphamvu zambiri zosungira mphamvu ndipo amatha kuwonjezeredwa nthawi yomweyo.

Zamkatimu

  • Chifukwa chiyani magalimoto amagetsi amalipira pang'onopang'ono?
    • Mabatire a graphene Samsung SDI GB-NCM

M'mawu atolankhani aposachedwa pakupeza kwa Shell kwa IONITY, Shell idalonjeza kukhazikitsa ma charger mazana angapo a kilowatt (kW) DC ndi DC. mulimonse Chojambulira ndi gawo chabe lazosokoneza. Galimoto iyenera kutenga mphamvu iyi - ndipo ndipamene masitepe amayambira..

Pamwamba pa 150-200 kW, mabatire amawotcha mwachangu kotero kuti makina ozizirira sangathe kuziziritsa. Izi zimabweretsa kuwonjezeka kwa chiwerengero cha lithiamu filaments mkati ndi kuwonongeka mofulumira kwa maselo, zomwe zimachepetsa kwambiri mphamvu ya batri.

> Opel Ampere E ibweranso?! Gulu la PSA lili ndi vuto lalikulu ndipo likufuna kufuna ndalama kwa General Motors.

Choncho, magalimoto amakono amaperekedwa ndi magetsi (DC) osapitirira 120 kW (posachedwa: 150 kW) kuti asawononge batri. Ichi ndichifukwa chake asayansi akugwira ntchito yopangira mabatire omwe amatha kuthamangitsa mphamvu komanso kutentha kwambiri.

Mabatire a graphene Samsung SDI GB-NCM

Mabatire a Samsung SDI graphene kwenikweni ndi mabatire a nickel-cobalt-manganese electrode (NCM) a lithiamu-ion okhala ndi chowonjezera chimodzi: ma graphene spheres pamtunda. Zomangamangazi zikuwonetsedwa pafupi kwambiri kumanja:

Mabatire a Samsung Graphene: 0-80 peresenti mu mphindi 10 ndipo amakonda kutentha!

Ndi graphene Mabatire a Samsung SDI ali ndi mphamvu zochulukirapo za 800 Wh pa lita (Wh / L).womwe ndi mtengo woyerekeza wa maselo am'badwo wotsatira a NCM 811, omwe akuyenera kugulidwa pamsika pambuyo pa 2021.

Pa nthawi yomweyo, mabatire kusunga 78,6% ya mphamvu zawo pambuyo 500 mlandu / kutulutsa m'zinthu pa kutentha kuyambira 0 mpaka 60 digiri Celsius. Sizinathe pano: zolemeretsedwa ndi mikanda ya graphene mabatire momveka bwino amakonda kutentha!

Pamadigiri 60, amakhala ndi kachulukidwe kakang'ono kosungirako mphamvu, ndiko kuti, amakhala ndi mphamvu zambiri: 444 maola watt pa kilogalamu ya selo pa madigiri 60 motsutsana ndi 370 watt-hours pa kilogalamu pa madigiri 25! Chifukwa chake kutenthetsa batire mukulipiritsa kumapindulitsa dalaivala.

Koma si zokhazo: mabatire amatha kunyamula mphamvu zambiri. Pa 5 digiri Celsius, zinali zotheka kulitcha batire kuchokera pa 0 mpaka 80 peresenti m’mphindi zosakwana 10!

> Ukadaulo watsopano wa batri = 90 kWh Nissan Leaf ndi 580 km kuchokera kuzungulira 2025

Zoyenera kuwerenga: Nkhani ya Chilengedwe

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