Qhagamshelana nathi

Okwangoku, ibhetri ye-lithium enamandla kunye nebhetri ye-lithium yokugcina amandla zixatyiswa kakhulu kweli shishini.

Okwangoku, ibhetri ye-lithium enamandla kunye nebhetri ye-lithium yokugcina amandla zixatyiswa kakhulu kweli shishini.

Okwangoku, ukusetyenziswa kobuchwephesha kwebhetri ye-lithium kwindawo yokugcina amandla kugxile kakhulu kwiindawo zombane ezikwi-grid base station, inkqubo yokugcina i-optical ekhaya, izithuthi zombane kunye nezikhululo zokutshaja, izixhobo zombane, izixhobo zeofisi zasekhaya kunye nezinye iindawo. Ngexesha leSicwangciso seMinyaka emihlanu se-13, imakethi yokugcina amandla yaseTshayina iya kukhokela kwicandelo leenkonzo zikawonke-wonke, ngokungena ukusuka kwicala lokuvelisa umbane kunye nokudlulisela ukuya kwicala lomsebenzisi. Ngokwedatha, umthamo wokusetyenziswa kwemakethi yokugcina amandla ebhetri ye-lithium ngo-2017 wawumalunga ne-5.8gwh, kwaye isabelo semarike sebhetri ye-lithium-ion siya kuqhubeka sikhula rhoqo ngonyaka ngo-2018.

Ngokweemeko zesicelo, iibhetri ze-lithium-ion zinokwahlulwahlulwa zibe kukusetyenziswa, amandla kunye nokugcinwa kwamandla. Okwangoku, ibhetri ye-lithium yamandla kunye nebhetri ye-lithium yokugcina amandla zixatyiswa kakhulu kushishino. Ngokwesibikezelo seengcali ezinegunya, umlinganiselo webhetri ye-lithium yamandla kuzo zonke izicelo zebhetri ye-lithium eTshayina kulindeleke ukuba unyuke uye kuma-70% ngo-2020, kwaye ibhetri yamandla iya kuba ngamandla aphambili ebhetri ye-lithium. Ibhetri ye-lithium yamandla iya kuba ngamandla aphambili ebhetri ye-lithium.

Uphuhliso olukhawulezileyo lweshishini leebhetri ze-lithium lubangelwa ikakhulu ngumgaqo-nkqubo okhuthaza uphuhliso lweshishini lezithuthi zamandla amatsha. Ngo-Epreli 2017, uMphathiswa wezeMizi-mveliso kunye neTekhnoloji yoLwazi weRiphabliki yabantu baseTshayina ukwakhankanye kwisicwangciso samva nje "sophuhliso oluphakathi nolude lweshishini leemoto" ukuba imveliso kunye nokuthengiswa kwezithuthi zamandla amatsha kufuneka kufikelele kwizigidi ezi-2 ngo-2020, kwaye izithuthi zamandla amatsha kufuneka zibe ngaphezulu kwe-20% yemveliso kunye nokuthengiswa kweemoto ngo-2025. Kuyabonakala ukuba amandla amatsha kunye nokonga amandla okuluhlaza kunye namanye amashishini okukhusela okusingqongileyo aya kuba ngamashishini abalulekileyo kuluntu kwixesha elizayo.

Kwixesha elizayo lobuchwepheshe bebhetri yamandla, i-ternary iba ngumkhwa omkhulu. Xa ithelekiswa neebhetri ze-lithium cobalt oxide, i-lithium iron phosphate kunye ne-lithium manganese dioxide, ibhetri ye-ternary lithium ineempawu zoxinano lwamandla aphezulu, iqonga le-voltage ephezulu, uxinano lwe-tap ephezulu, ukusebenza kakuhle komjikelo, uzinzo lwe-electrochemical njalo njalo. Inezibonelelo ezicacileyo ekuphuculeni uluhlu lwezithuthi zamandla amatsha. Kwangaxeshanye, ikwanazo neenzuzo zamandla aphezulu okukhupha, ukusebenza kakuhle kobushushu obuphantsi, kwaye inokuziqhelanisa nobushushu obuhambelana nemozulu yonke. Kwizithuthi zombane, akungabazeki ukuba uninzi lwabathengi luxhalabile malunga nokunyamezela kwayo kunye nokhuseleko, kwaye ibhetri ye-lithium-ion ngokucacileyo lukhetho olungcono.

Ngenxa yokwanda ngokukhawuleza kwemfuno yezithuthi zombane, imfuno yebhetri ye-lithium-ion enamandla ikhule kakhulu, nto leyo eye yaba ngamandla aphambili aqhuba ukukhula kweshishini leebhetri ze-lithium-ion. Ibhetri ye-lithium yimveliso enzima kakhulu. Yazalwa ngeminyaka yoo-1980 kwaye idlule ixesha elide lokuna kwemvula kunye nobuchwepheshe obutsha. Kwangaxeshanye, nokuba inkqubo yokuvelisa okanye yokutshabalalisa ibhetri ye-lithium ayenzi monakalo ungako kwindalo esingqongileyo, nto leyo ehambelana neemfuno zophuhliso lwentlalo lwangoku. Ke ngoko, ibhetri ye-lithium iye yaba yeyona nto iphambili kwisizukulwana esitsha samandla. Kwixesha eliphakathi, ukuphuculwa kwetekhnoloji yothutho lwangoku yeyona nto iphambili ekuphuculweni kwetekhnoloji yesicelo sehlabathi. Njengemveliso exhasayo ebalulekileyo ekuphuculweni kwetekhnoloji yothutho, ibhetri ye-lithium yamandla kulindeleke ukuba ibe nophuhliso olukhulu kwiminyaka emi-3-5 ezayo.


Ixesha lokuposa: Disemba-28-2020