Ingaba ukurisayikilishwa kwenkunkuma yasekhaya i-lithium yokubuyisela ibhetri?

2022/04/08

Umbhali :Iflowpower-UMboneleli weSikhululo saMandla esiphathwayo

Njani ukubuyiswa kwangoku kweebhetri ze-lithium ion zasekhaya. Ukukhula kwezithuthi zamandla amatsha, kunye nemigaqo-nkqubo kunye nokuthengisa, okwenza ilizwe lethu libe lelona lizwe libalulekileyo imveliso yebhetri ye-lithium-ion kunye nomthengi. Inani elikhulu leebhetri ze-lithium-ion lingena kwiimarike, kwaye ingxaki yokuchithwa kwebhetri ye-lithium-ion kunye nokusetyenziswa kwakhona kuye kwaba ngumngeni omkhulu kwishishini.

Ngokunyuka kwexesha lokusetyenziswa, amandla ebhetri ye-lithium-ion, ukusebenza kakuhle kokukhutshwa, kunye nokhuseleko luya kuba nokuncipha okukhulu. Ngokuphathelele ibhetri ye-lithium-ion engazange ikwazi ukuhlangabezana neemfuno zangoku zesicelo, ukubuyiswa kwakhona kunokusebenzisa ngokufanelekileyo "ixabiso eliseleyo". Ukubuyiselwa kwe-Lithium luxanduva lwentlalo ye-lithium-ion ibhetri yokusingqongileyo, ukuchithwa okungenabungozi, ngokuhambelana nophuhliso oluzinzileyo.

Ngoko ke, urhulumente uye waphunyezwa "ulwandiso loxanduva lomvelisi", efuna abavelisi ukuba babe noxanduva lokubuyisela ibhetri, ukuqinisekisa ibhetri "umthombo olawulwayo, ocacileyo", ukuze kuncitshiswe umthwalo wokubuyisela ukutshatyalaliswa; ngelixa ukhuthaza ifom yePack Battery Group Kwileli, ukunciphisa ubunzima bokuphinda usebenzise kwakhona, ukuphucula ukusebenza kakuhle kweshishini. Ukubuyiswa kwe-lithium yindleko yokukhethwa kwezoqoqosho iiseli zombane zokuphendula i-36% kumandla exabiso lebhetri ye-lithium. Ukuba ukutsalwa kwenzuzo enkulu, ibhetri ingaphezulu kwe-49%; ixabiso liphezulu kuneendleko zeeseli zebhetri kwibhetri yomthengi.

Kwiseli yebhetri, ixabiso lezinto ezintle ze-electrode ezityebileyo kwi-nickel-cobalt manganese yi-45%. Ngokubuyiswa kwezinto eziluhlaza, izinto zetsimbi ezifana ne-nickel-cobalt manganese zinokufikelela ngaphezu kwe-95% yokubuyisela, ngelixa izinga lokubuyisela izinto ze-lithium nalo lingaphezulu kwe-70%, kwaye inzuzo yezoqoqosho ibalulekile. Ngokuphathelele ibhetri ye-lithium-ion engasayi kuhlangabezana neemfuno zangoku zesicelo, ukuphinda kusetyenziswe kwakhona kunokusebenzisa "ixabiso elishiyekileyo": i-lithium cobaltate, i-three-dimensional material, ibhetri ye-lithium ion, inokubuyiselwa kwizinto zetsimbi ezifana ne-lithium, i-cobalt. , njl.

Nezindlu; kukho iindlela ezimbini zesakhiwo kunye namacandelo esakhiwo kunye namacandelo, kwaye kukho iindlela ezimbini zokusetyenziswa kwabarhwebi kunye nezinto ezibonakalayo: (1) umthamo awukwazi ukuhlangabezana neenqwelo zamandla amatsha, kodwa ibhetri ye-lithium yexesha elide inokudlula ipateni. isetyenziswe ileli isetyenziswe kwintsimi yokugcina amandla; (2) Malunga nebhetri yobomi obujikelezayo, enokuthi ikhuphe i-oxide yesinyithi, i-electrolyte ye-organic, indlu yeplastiki kunye nezinye izixhobo ezivuselelwayo. I-lithium-yombane yokurisayikilisha kunye nokusetyenziswa kwe-titan ezininzi ekunciphiseni inqanaba lelizwe lam inkunkuma yelithium ion inkqubo yokurisayikilisha ayikafezeki, iteknoloji yokurisayikilisha kunye nemodeli yoshishino ayikafikeleli kumgangatho oqolileyo. Okwangoku, itekhnoloji yokusetyenziswa ayikavuthwa, inethiwekhi yokufumana ayifezekanga, amanyathelo olawulo awafezekanga, umgaqo-nkqubo wenkxaso awukho, kwaye umgaqo-nkqubo usasaza i-lithium-ion kushishino lokuphinda kusetyenziswe ibhetri yelizwe lam, imodeli yeshishini kunye imodeli yenzuzo kusafuneka iphononongwe.

Ileli ayifezekanga, iseyeyona ngxaki inkulu ejongene nebala lokurisayikilisha ibhetri. Yiyiphi ibhetri echanekileyo inokungena kwisinyathelo esilandelayo, indlela yokufezekisa ubungakanani beleli, kunye nenkqubo yokubuyisela kwakhona kufuneka ifakwe, akukho mgangatho ocacileyo. Okwangoku, kukho inani elincinci kakhulu leebhetri ze-ion ze-phosphate ion ezinokuthi zifakwe kwi-ladder, kwaye ibhetri eseleyo ibandakanya ixabiso lokusetyenziswa.

Emva kokusebenzisa ixesha elithile, kunzima ukuba ibhetri ye-ternary iqinisekise ukufana kweempawu ze-electrochemical yezinto zangaphakathi zebhetri, ngoko ke umngcipheko okhuselekileyo wobukho beleli. Isethi yeebhetri, ukuba ukuchithwa kuya kwandisa kakhulu iindleko, kuphela ukuba akuyi kuchithwa iipakethi zebhetri ngokuthe ngqo, ezixabisekileyo. Namhlanje, uninzi lwezixhobo zombane ezinje ngee-smartphones, iitafile, izixhobo ezinxitywayo, iimoto zombane zisetyenziswa kwiibhetri ze-lithium-ion ezinokuphinda zisetyenziswe.

Ezi bhetri ze-lithium-ion zisebenzisa iminyaka emibini ukuya kwemithathu, umsebenzi kunye nokusebenza kakuhle kuya kuthotywa, kude kuphele. Kuphuhliso lwangoku lwetekhnoloji, kukho izixhobo zombane ezibanzi, kunye ne-lithium-electric recycling ibanzi, kwaye kukho izibonelelo ezininzi zokuphinda zisetyenziswe. Kwixesha elizayo, ngokuphuculwa kweemarike kunye nemigaqo-nkqubo, izinga lokubuyisela iibhetri ze-lithium-ion liya kuba phezulu.

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