Amurka ta ba da shawarar wata sabuwar hanya don warware baturan lithium ion

ଲେଖକ: ଆଇଫ୍ଲୋପାୱାର - Προμηθευτής φορητών σταθμών παραγωγής ενέργειας

Jagora: Ƙungiyar bincike a cikin Laboratory Energy Renewable Energy (NREL) ta gabatar da sabuwar hanya don magance matsalar baturin lithium-ion. Makullin amsar na iya kasancewa a cikin mai tarawa na yanzu mai zafin jiki. Me zai faru lokacin da ƙusa ke kan baturin lithium-ion? Masu binciken da suka lura da wannan tsari sun yi iƙirarin cewa sun ɓullo da wata hanyar da ta dogara da polymer wanda zai iya magance haɗarin wuta da ke da alaƙa a cikin baturin lithium-ion.

Daga National Renewable Energy Laboratory (NREL), NASA, Jami&39;ar NASA, United Kingdom of Didcot, London, National Physics Laboratory, da Faransa&39;s Turai Synchronous Accelerator, Nail cikin cylindrical "batir 18650" da aka saba amfani dashi a aikace-aikacen mota (18x65mm). Masu bincike suna ƙoƙarin sake haifar da damuwa na inji wanda dole ne batirin motocin lantarki (EV) ya ɗauka yayin karo. Farsun zai taɓa ɗan gajeren kewayar da ke cikin baturin, wanda zai haifar da hawan zafin jiki.

A cikin ƙarin dalla-dalla, lokacin da ƙusa ya shiga baturin, abin da ya faru a ciki, mai binciken yana amfani da kyamarar X-ray mai sauri don ɗaukar wannan taron a cikin saurin firam 2000 a cikin daƙiƙa guda. Masanin kimiyya na ma’aikatan NREL DonalFinegan ya ce: “Lokacin da batirin ya gaza sosai, saurin kuskurensa yana da sauri sosai, don haka yana iya kasancewa gaba ɗaya daga cikin ƴan daƙiƙa kaɗan don haɗiye kuma ya lalace gaba ɗaya. Da sauri sosai, yana da wuya a gane abin da ya faru a cikin daƙiƙa biyu.

Amma yana da matukar muhimmanci a fahimci abin da ya faru, domin gudanar da wadannan dakikoki biyu muhimmin al&39;amari ne na inganta lafiyar baturi. “Idan ba ku sarrafa ba, an tabbatar da tashin zafin batir da ba a iya sarrafa zafin jiki ya wuce digiri 800 na ma’aunin celcius. Kwamfutar batirin ta ƙunshi masu tara alluminium da tagulla, kuma ƙungiyar masu binciken suna amfani da polymers masu rufaffiyar aluminium don yin amfani da iri ɗaya, kuma sun lura cewa masu karɓar su na yanzu sun yi kwangila a yanayin zafi, nan da nan suka kama kwararar na yanzu.

Ƙaƙƙarfan zafi mai zafi yana haifar da polymer don samar da shinge na jiki tsakanin kusoshi da na&39;urar lantarki mara kyau, kuma an dakatar da gajeren kewaye. A lokacin gwajin, duk batura ba tare da masu fitar da polymer ba, idan an yi kusoshi, za su buga. Sabanin haka, babu irin wannan hali da aka sanye da polymer.

Finegan ya ce: “Yanayin rashin nasarar batirin ba kasafai ba ne, amma idan wannan lamarin ya faru, yana iya haifar da babbar illa. Ba wai kawai aminci da lafiyar ma&39;aikatan da suka dace ba ne, ba kawai iri ɗaya ga kamfani ba. "La&39;akari da kamfanin da ke hade da na&39;urar baturi, NREL ya nuna bayanan kuskuren baturi, tare da daruruwan lithium-ion baturi yana gwada daruruwan bidiyon radiation da kuma bayanan zafin jiki.

Finegan ya ce: "Ƙananan masana&39;antun ba koyaushe suke da lokaci da albarkatu don gwada batura ta irin wannan tsauraran hanya a cikin shekaru biyar zuwa shida da suka gabata. "Masu bincike na Rasha kwanan nan sun haife su don amfani da polymers don hana baturi daga fushi. Oleglevin da abokan aiki sun haɓaka polymer, St.

Jami&39;ar Petersburg, ta haɓaka polymer, kuma ƙarfin lantarki na wannan polymer yana canzawa yayin da kalori ko ƙarfin lantarki ya canza. Tawagar ta kira wannan hanya a matsayin "gabatarwar sinadarai". A cewar ƙungiyar microsolytic, wannan polymer na masana kimiyya na Rasha ya dace da baturan lithium iron phosphate (LFP) kawai saboda nau&39;ikan nau&39;ikan cathode daban-daban suna aiki a nau&39;ikan ƙarfin lantarki daban-daban.

Game da baturin LFP shine 3.2V. Wutar lantarki mai aiki na nickel manganese cobalt (NMC) cathode na mai gasa yana tsakanin 3.

7V zuwa 4.2V, ya danganta da nau&39;in baturin NMC.