Aikin Alise: Kwayoyin lithium-sulfur ɗinmu sun kai 0,325 kWh / kg, za mu kai 0,5 kWh / kg

Aikin Alise wani shiri ne na bincike da Tarayyar Turai ke tallafawa, wanda ya ƙunshi kamfanoni da ƙungiyoyi 16 daga ƙasashe 5. Masanan sun yi fahariya kawai cewa sun ƙirƙiri samfurin Li-S (lithium-sulphur) tantanin halitta tare da yawan kuzarin 0,325 kWh/kg. Mafi kyawun ƙwayoyin lithium-ion da ake amfani da su a halin yanzu sun kai 0,3 kWh/kg.

Abubuwan da ke ciki

Girman girma = girman kewayon baturi
- Li-S a cikin mota: mai rahusa, sauri, ƙari. Amma ba yanzu ba

Mafi girman ƙarfin kuzarin tantanin halitta yana nufin zai iya adana ƙarin kuzari. Ƙarin makamashi a kowane adadin naúrar ko dai mafi girma jeri na lantarki motocin (yayin kiyaye girman baturi na yanzu), ko kuma kewayon halin yanzu tare da ƙarami da ƙananan batura. Ko menene hanyar, lamarin koyaushe yana cikin alheri a gare mu.

Module Batirin Lithium Sulfur (c) Aikin Alise

Kwayoyin lithium-sulfur abu ne na musamman na bincike idan ya zo ga yawan kuzari a kowace naúrar abubuwa. Lithium da sulfur abubuwa ne masu haske, don haka sinadarin da kansa ba shi da nauyi. Aikin Alise ya sami damar cimma 0,325 kWh/kg, kusan kashi 11 cikin dari fiye da abin da CATL ta China ke iƙirari a cikin ƙwayoyin lithium-ion na zamani:

> CATL tana alfahari da karya shingen 0,3 kWh / kg don ƙwayoyin lithium-ion

Ɗaya daga cikin mambobi na Alise Project, Oxis Energy, a baya sun yi alkawarin nauyin 0,425 kWh / kg, amma a cikin aikin EU, masana kimiyya sun yanke shawarar rage yawan ƙima don cimma, a tsakanin sauran abubuwa: ikon caji mafi girma. Duk da haka, a ƙarshe suna so su matsa zuwa 0,5 kWh/kg (madogara).

Aikin Alise: Kwayoyin lithium-sulfur ɗinmu sun kai 0,325 kWh/kg, za mu je 0,5 kWh/kg

Baturin ya dogara ne akan nau'ikan da ke cike da Li-S (c) Alise Project sel.

Li-S a cikin mota: mai rahusa, sauri, ƙari. Amma ba yanzu ba

Kwayoyin da suka dogara akan lithium da sulfur suna kallon alƙawarin, amma sha'awar tana dushewa. Suna tunatar da ku cewa har yanzu akwai sauran rina a kaba. misali Batura Li-S a halin yanzu suna jure wa kusan zagayowar caji 100.yayin da hawan keke 800-1 ana ɗaukar mafi ƙarancin ma'ana a yau, kuma an riga an sami samfuran da ke yin alƙawarin zagayowar cajin 000-3:

> Lab ɗin Tesla yana alfahari da sel waɗanda za su iya jure wa miliyoyin kilomita [Electrek]

Zazzabi kuma matsala ce. sama da ma'aunin Celsius 40, abubuwan Li-S suna saurin rubewa. Masu binciken za su so su ɗaga wannan kofa zuwa aƙalla digiri 70, yanayin zafin da ke faruwa tare da caji mai sauri.

Duk da haka, akwai wani abu da za a yi yaƙi da shi, domin irin wannan nau'in tantanin halitta baya buƙatar cobalt mai tsada, mai wuyar samunsa, sai dai arha lithium da sulfur da aka saba samu. Musamman tun lokacin da yawan kuzarin makamashi a cikin sulfur ya kai 2,6 kWh / kg - kusan sau goma na mafi kyawun ƙwayoyin lithium-ion da aka gabatar a yau.

Aikin Alise: Kwayoyin lithium-sulfur ɗinmu sun kai 0,325 kWh/kg, za mu je 0,5 kWh/kg