Kai tsaye lura da motsi na lantarki na batirin lithium-ion

Nissan Motor da Nissan ARC sun ba da sanarwar a ranar 13 ga Maris, 2014 cewa sun haɓaka hanyar bincike wanda zai iya lura da ƙididdige motsi na lantarki kai tsaye a cikin ingantaccen kayan lantarki na batirin lithium-ion yayin caji da fitarwa. Amfani da wannan hanyar, “yana sa haɓaka manyan batirin lithium-ion mai yuwuwa, ta hakan yana taimakawa haɓaka kewayon madaidaitan motocin lantarki (EV)”

Don haɓaka batirin lithium-ion tare da babban ƙarfin aiki da tsawon rai, ya zama dole a adana lithium da yawa a cikin kayan aiki na lantarki, da kayan ƙira waɗanda zasu iya samar da adadi mai yawa na electrons. A saboda wannan dalili, yana da matukar mahimmanci a fahimci motsi na electrons a cikin batirin, kuma dabarun bincike na baya ba za su iya lura da motsi na electrons kai tsaye ba. Sabili da haka, ba zai yiwu a iya tantance adadin abin da ke cikin kayan aikin lantarki (manganese (Mn), cobalt (Co), nickel (Ni), oxygen (O), da sauransu) da za su iya sakin electrons.

Hanyar bincike da aka haɓaka a wannan lokacin ya warware matsalar da ta daɗe-gano asalin abin yanzu yayin caji da caji da kuma ƙimanta shi da yawa don “farkon duniya” (Nissan Motor). A sakamakon haka, yana yiwuwa a iya fahimtar abubuwan da ke faruwa a cikin batirin, musamman motsi na kayan aiki da ke ƙunshe cikin ingantaccen kayan lantarki. Sakamakon wannan karon Nissan ARC, Jami’ar Tokyo, Jami’ar Kyoto, da Jami’ar Osaka Prefectural suka haɓaka tare.

Batir ajiyar makamashi na Tesla

Hakanan an yi amfani da “Simulator na Duniya”

Hanyar nazarin da aka haɓaka a wannan lokacin yana amfani da duka “Hasken haske na ɗaukar hoto na X-ray” ta amfani da “ƙarshen shaye-shaye L” da “hanyar lissafin farko” ta amfani da supercomputer “Earth Simulator”. Kodayake wasu mutane sun yi amfani da na’urar hangen nesa ta X-ray don yin nazarin batirin lithium-ion kafin, amfani da “K absorption end” shine na yau da kullun. Wuraren lantarki da aka shirya a cikin kwandon harsashi na K mafi kusa da tsakiya suna ɗaure a cikin atom, don haka electrons ba sa shiga cikin cajin da fitarwa kai tsaye.

Hanyar bincike a wannan karon tana amfani da tsinkayen ruwan sha na X ta amfani da ƙarshen sha na L don lura da kwararar electrons masu shiga cikin tasirin batir. Bugu da ƙari, ta hanyar haɗawa tare da hanyar ƙididdiga na farko-ka’idoji ta amfani da na’urar kwaikwayo ta ƙasa, adadin motsi na lantarki wanda kawai za a iya fahimta kafin a samu shi tare da babban daidaito.

Waɗannan fasaha za su yi babban tasiri ga Nau’in tsarin ajiyar kuzarin batir

Nissan ARC tana amfani da wannan hanyar bincike don nazarin lithium-wuce haddi kayan cathode. An gano cewa (1) a cikin mafi girman yanayin, electrons na oxygen suna da fa’ida ga cajin caji; (2) lokacin fitarwa, electrons ɗin na manganese suna da fa’ida ga halayen fitarwa.

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