Ntchito yaku Europe ya LISA yatsala pang'ono kuyamba. Cholinga chachikulu: kupanga mabatire a lithiamu-sulfure okhala ndi mphamvu ya 0,6 kWh / kg.
Mphamvu ndi kusunga batire

Ntchito yaku Europe ya LISA yatsala pang'ono kuyamba. Cholinga chachikulu: kupanga mabatire a lithiamu-sulfure okhala ndi mphamvu ya 0,6 kWh / kg.

Ndendende pa Januware 1, 2019, ntchito yaku Europe ya LISA ikuyamba, cholinga chachikulu chomwe chidzakhala chitukuko cha maselo a Li-S (lithium-sulfure). Chifukwa cha zinthu za sulfure, zomwe ndi zopepuka kuposa zitsulo zomwe zimagwiritsidwa ntchito masiku ano, maselo a lithiamu sulfure amatha kufika mphamvu yeniyeni ya 0,6 kWh / kg. Maselo amakono a lithiamu-ion masiku ano ali pafupi ndi 0,25 kWh / kg.

Zamkatimu

  • Maselo a Lithium-Sulfur: Tsogolo la Magalimoto, Ndege ndi Njinga
    • pulojekiti ya LISA: mabatire okwera kwambiri komanso otsika mtengo a lithiamu-polymer okhala ndi electrolyte yolimba.

Asayansi omwe amagwira ntchito pama cell amagetsi ayesa kwambiri maselo a lithiamu sulfure kwa zaka zambiri. Maluso awo ndi odabwitsa chifukwa amalonjeza a theory mphamvu yeniyeni 2,6 kWh / kg (!). Panthawi imodzimodziyo, sulfure ndi chinthu chotsika mtengo komanso chopezeka, chifukwa ndi chiwonongeko chochokera kumagetsi opangira malasha.

Mwatsoka, sulfure alinso ndi drawback: ngakhale kuti imatsimikizira kulemera kochepa kwa maselo - ndichifukwa chake maselo a Li-S akhala akugwiritsidwa ntchito mu ndege zamagetsi, kuswa maulendo oyendetsa ndege osayimitsa, katundu wake wa physico-chemical amachititsa kuti azikhala bwino. amasungunuka mofulumira mu electrolyte... Mwanjira ina: Batire ya Li-S imatha kusunga chiwongolero chachikulu pagawo lililonse, koma pakugwira ntchito imawonongeka kosasinthika..

> Batire ya Rivian imagwiritsa ntchito maselo 21700 - monga Tesla Model 3, koma mwina LG Chem.

pulojekiti ya LISA: mabatire okwera kwambiri komanso otsika mtengo a lithiamu-polymer okhala ndi electrolyte yolimba.

Ntchito ya LISA (lithium sulphur for safe road electrification) ikuyembekezeka kupitilira zaka 3,5. Anathandizidwa ndi ndalama zokwana 7,9 miliyoni za euro, zomwe ndi zofanana ndi pafupifupi 34 miliyoni zlotys. Ikupezeka ndi Oxis Energy, Renault, Varta Micro Battery, Fraunhofer Institute ndi Dresden University of Technology.

Pulojekiti ya LISA ikufuna kupanga ma cell a Li-S okhala ndi ma electrolyte olimba osayaka osayaka. Ndikofunikira kuthetsa vuto la kuteteza ma electrode, zomwe zimabweretsa kuwonongeka kofulumira kwa maselo. Asayansi amanena kuti kuchokera theoretical mphamvu kachulukidwe 2,6 kWh / kg, 0,6 kWh / kg akhoza kwenikweni analandira.

> Phula (!) Idzawonjezera mphamvu ndikufulumizitsa kuthamangitsidwa kwa mabatire a lithiamu-ion.

Ngati zinalidi pafupi ndi chiwerengerochi, cholemera makilogalamu mazana angapo Mabatire a magalimoto amagetsi adzatsika kuchokera pa khumi ndi awiri (!) Mpaka pafupifupi 200 kilogalamu.... Uwu ukhoza kukhala msomali m'bokosi la magalimoto a hydrogen cell (FCEVs), popeza akasinja a Toyota Mirai hydrogen okha amalemera pafupifupi 90 kg.

Ntchitoyi idzapangidwa mothandizidwa ndi Oxis Energy (gwero). Kampaniyo ikuti idakwanitsa kale kupanga ma cell okhala ndi mphamvu ya 0,425 kWh / kg yomwe ingagwiritsidwe ntchito mu ndege. Komabe, moyo wawo wonse komanso kukana kuthamangitsidwa kwachakudya sikudziwika.

> Mabatire a Li-S - kusintha kwa ndege, njinga zamoto ndi magalimoto

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