Sabuwar fasahar baturi - Batir sodium-ion

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An yi amfani da batirin lithium-ion a matsayin batura masu caji tun daga shekarun 1990 saboda ƙarfin jujjuyawarsu da kwanciyar hankali.Tare da haɓaka mai yawa a cikin farashin lithium da karuwar buƙatar lithium da sauran abubuwan asali na batir lithium-ion, ƙara ƙarancin albarkatun ƙasa don batir lithium yana tilasta mana bincika sabbin tsarin lantarki mai rahusa dangane da abubuwan da ke akwai. .Batir sodium-ion mai ƙarancin farashi shine mafi kyawun zaɓi.An kusan gano batirin sodium ion tare da baturin lithium-ion, amma saboda girman radius ɗinsa da ƙarancin ƙarfinsa, mutane sun fi karkata ga nazarin wutar lantarki na lithium, kuma binciken da ake yi akan baturin sodium-ion ya kusan tsayawa.Tare da haɓakar haɓakar motocin lantarki da masana'antar ajiyar makamashi a cikin 'yan shekarun nan, batirin sodium-ion, wanda aka tsara a lokaci guda da batirin lithium-ion, ya sake jan hankalin mutane.'s hankali.

Lithium, sodium da potassium duk karafa ne na alkali a cikin tebur na lokaci-lokaci na abubuwan.Suna da kamanni na zahiri da sinadarai kuma ana iya amfani da su azaman kayan baturi na biyu a ka'idar.Albarkatun Sodium suna da wadatuwa sosai, an rarraba su a cikin ɓawon ƙasa kuma suna da sauƙin cirewa.A madadin lithium, sodium an ƙara kulawa a filin baturi.Baturinmasana'antasrugujewadon ƙaddamar da hanyar fasaha ta batirin sodium-ion.Ra'ayoyin Jagora kan Haɓaka Haɓaka Sabbin Adana Makamashi, Shirin Ƙirƙirar Kimiyya da Fasaha a Filin Makamashi yayin Tsari na Shekaru Biyar na 14th, kumaShirin Aiwatarwa don Haɓaka Sabbin Adana Makamashi a Tsawon Tsare-tsaren Shekaru Biyar na 14thHukumar raya kasa da yin garambawul da Hukumar Kula da Makamashi ta Kasa sun yi tsokaci kan samar da sabbin fasahohin adana makamashi masu inganci kamar batirin sodium-ion.Ma'aikatar masana'antu da fasahar watsa labaru (MIIT) ta kuma inganta sabbin batura, kamar batir sodium-ion, a matsayin ballast don haɓaka sabbin masana'antar makamashi.Ka'idojin masana'antu don batir sodium-ion suma suna cikin ayyukan.Ana sa ran cewa yayin da masana'antar ke haɓaka saka hannun jari, fasahar ta zama balagagge kuma ana haɓaka sarkar masana'antu sannu a hankali, ana sa ran batirin sodium-ion tare da babban aiki mai tsada zai mamaye wani yanki na kasuwar batirin lithium-ion.

 

Batirin sodium-ion tare da baturin lithium-ion

Albarkatun kasa

Batirin lithium-ion

Sodium-ion baturi

Kyakkyawan lantarki

LFP

NCM

LCO

Nano-pb

Polyanionic sulfate

Karfe oxide na tushen Tin

Kyakkyawan mai tara wutar lantarki na yanzu

Aluminum foil

Aluminum foil

Mara kyau na lantarki

Graphite

Hard carbon, taushi carbon, hadaddun carbon

Mai tara wutar lantarki mara kyau

Rufin tagulla

Aluminum foil

Electrolyt

Farashin LiPF6

NaPF6

Mai raba

PP,PE,PP/PE

PP,PE,PP/PE

Pole tab

Copper plated nickel sandar tab/Nickel pole tab

Aluminum sandal tab

 

  • Carbon korau electrode na sodium-ion baturi yana da ƙananan farashi da mafi girma wurin gyarawa fiye da na graphite.
  • Za a iya amfani da foil na aluminum azaman mai tarawa na yanzu don tabbataccen lantarki da mara kyau na batirin sodium-ion.Batura lithium-ion suna da ƙarancin ƙarancin ƙarfi kuma dole ne su yi amfani da foil ɗin jan ƙarfe wanda bai lalace ba.Batirin Sodium-ion, a gefe guda, suna da babban tasiri mara kyau, don haka ba sa haɗawa da sodium.Foil ɗin aluminium yana da ƙasa da nauyi da tsada fiye da foil ɗin jan ƙarfe.
  • A cikin electrolyte, solubility na Na+ ya kusan 30% ƙasa da na Li+.Matsakaicin rushewar yana da girma, kuma juriya na canja wurin caji a lantarki - ƙirar lantarki yana da ƙananan, wanda ke samar da mafi kyawun ƙarfin lantarki.Saboda haka, yawan fitarwa na cajin sodium-ion yana da girma a babban zafin jiki da ƙananan zafin jiki, kuma ƙananan zafin jiki yana da kyau, kuma ana iya cajin shi da sauri.
  • Batirin sodium-ion suna da zaɓi mafi fa'ida na ingantaccen kayan lantarki.Kusan duk abubuwan ƙarfe na canzawa a jere na farko na tebur na lokaci-lokaci ana iya amfani da su a cikin batir sodium-ion.Wannan ya faru ne saboda babban bambancin girman da ke tsakanin Na+ (radius 0.102nm) da ions ƙarfe na sauye-sauye (radius 0.05-0.07nm), wanda ya dace da rabuwar su.
  • Juriya na ciki na batirin sodium-ion ya fi na batirin lithium-ion.Dangane da gajeriyar da'ira, zafi nan take ya ragu, yanayin zafi yana raguwa kuma zafin gudu na thermal ya fi na batirin lithium, don haka batirin sodium-ion ya fi aminci.
  • Babban radius na sodium-ion na iya haifar da fashewar abu lokacin da aka cire shi daga kayan lantarki, don haka yana shafar aikin motsa jiki gaba ɗaya na baturi da amincin lantarki.
  • Sodium yana da mafi girman madaidaicin ƙarfin lantarki (0.33V mafi girma fiye da lithium), yana haifar da ƙarancin ƙarfin kuzari kuma yana sa ya zama da wahala a yi gogayya da batir lithium-ion a ɓangaren wutar lantarki.

 

Ci gaban bincike na baya-bayan nan

A cikin 'yan shekarun nan, bincike kan batirin sodium-ion ya haɗa da kayan aikin cathode na cobalt-free don batir sodium-ion, polyanionic sulfate mai rahusa don ingantaccen lantarki na batirin sodium-ion, mahadi nano-pb da aka yi amfani da su a cikin ingantaccen electrode na sodium. -ion ​​baturi, bincike na asali akan kayan anode na kwayoyin halitta don batirin sodium-ion zuwa aikace-aikacen kasuwanci mai yuwuwa, ƙarfe na tushen ƙarfe da sulfides da aka yi amfani da su azaman kayan anode don batirin sodium-ion, Nanoengineering na kayan aikin carbon da aka haɓaka a cikin batir sodium-ion, da aikace-aikace na ci-gaba a halin da ake ciki a cikin nazarin batirin sodium-ion.Gabaɗaya, har yanzu wuri ne na bincike don samun babban aiki mai inganci da kayan lantarki mara kyau daga fannonin inganta hanyoyin gyare-gyare, haɓaka hanyoyin shirye-shirye da kuma bincika tsarin ajiyar sodium don haɓaka gabaɗayan gasa na batir sodium-ion.

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Lokacin aikawa: Nuwamba-09-2022