Iindaba

Malunga nokuzikhupha kweLithium ion iibhetri zeSolar

Ixesha lokuposa: May-08-2024

  • sns04
  • sns01
  • sns03
  • twitter
  • youtube

Yintoni Ukuzikhupha ngokwakho kweebhetri zeSolar Lithium ion? Ukuzikhupha kweiibhetri zelanga ze-lithium ionyinto eqhelekileyo yeekhemikhali, ebhekisela ekulahlekelweni kwentlawulo yebhetri ye-lithium ngexesha xa ingaxhunywanga kunoma yimuphi umthwalo. Isantya sokuzikhupha sinquma ipesenti yamandla agciniweyo okuqala (umthamo) okhoyo emva kokugcinwa. Umlinganiselo othile wokuzikhupha yipropathi eqhelekileyo ebangelwa kukusabela kweekhemikhali okwenzeka ngaphakathi kwebhetri. Iibhetri zeLithium-ion zidla ngokulahlekelwa malunga ne-0.5% ukuya kwi-1% yentlawulo yazo ngenyanga. Xa sibeka ibhetri equlethe isixa esithile sentlawulo kwiqondo lobushushu elithile kwaye uyigcine ixesha elithile, Ukwenza ibali elide elifutshane, self-discharge yinto apho Solar lithium ibhetri ngokwayo ilahleka ngenxa yolwazi oluncedisayo. Ukuzikhupha kubalulekile ekukhetheni inkqubo yebhetri ye-lithium-ion efanelekileyo kwizicelo ezithile. Ukubaluleka kweLi ion ibhetri yeSolar yokuZikhupha. Okwangoku, ibhetri ye-li ion isetyenziswa ngokubanzi nangakumbi kwilaptop, kwikhamera yedijithali kunye nezinye izixhobo zedijithali, ngaphandle koko, inamathuba ebhodi kwisithuthi, isikhululo esisisiseko sonxibelelwano, isikhululo samandla okugcina amandla ebhetri kunye nezinye iindawo. Phantsi kwezi meko, ibhetri. ayibonisi nje kuphela njengeselfowuni kodwa iya kubonakala kuthotho okanye ngokuhambelanayo. Kwikhaya ngaphandle kwegridi yesixokelelwano selanga, umthamo kunye nobude bobomi beIpakethi yebhetri ye-liion yelangaayinxulumene kuphela nebhetri enye, kodwa inxulumene ngakumbi nokuhambelana phakathi kwebhetri ye-ion nganye. Ukuhambelana kwe-li ion ibhetri ye-solar self-discharge yenye yezona nxalenye zibalulekileyo zesiphumo, i-SOC ye-li ion ibhetri yelanga kunye nokungahambelani kokuzikhupha kuya kuba nomehluko omkhulu emva kwexesha lokugcina kunye nomthamo wayo kunye nokhuseleko luya. ichaphazeleke kakhulu. Isinceda ukuba siphucule umgangatho opheleleyo wepakethi yebhetri ye-li ion, sifumane ubomi obude kwaye sithobe isiphene seqhezu seemveliso ngokufunda kwethu. Yintoni ebangela ukuba iibhetri zeSolar Lithium zizikhuphe ngokwazo? Iibhetri ze-lithium zelanga azixhunyiwe kuwo nawuphi na umthwalo xa isiphaluka esivulekileyo, kodwa amandla asehla, ezi zilandelayo zizizathu ezinokubangela ukuzikhupha. 1. Ukuvuza kwe-electron yangaphakathi okubangelwa yi-electron conduction inxalenye okanye enye isiphaluka esifutshane se-electrolyte yangaphakathi 2. Ukuvuza kwe-electron yangaphandle okubangelwa ukufakwa kakubi kwe-Solar lithium battery seal okanye i-gasket okanye ukuchasana okunganeleyo phakathi kwamatyala angaphandle (umqhubi wangaphandle, umswakama). a.Impendulo ye-Electrode / electrolyte, njenge-anode corrosion okanye i-cathode recovery ngenxa ye-electrolyte kunye nokungcola. b.Ukubola kwendawo yezinto ezisebenzayo ze-electrode 3. Ukugqithiswa kwe-electrode ngenxa yeemveliso zokubola (izinto ezinganyibilikiyo kunye neegesi ze-adsorbed) 4. Ukugqoka komatshini we-electrode okanye ukuchasana (phakathi kwe-electrode kunye nomqokeleli) kwanda ngokunyuka kwangoku kumqokeleli. 5. Ukutshaja kwexesha kunye nokukhutshwa kungakhokelela kwidiphozithi yensimbi ye-lithium engafunekiyo kwi-lithium ion anode (i-electrode engalunganga) 6. I-electrodes engazinzanga kwiikhemikhali kunye nokungcola kwi-electrolyte kubangela ukuzikhupha kwiibhetri ze-lithium zelanga. 7. Ibhetri ixutywe nokungcola kothuli ngexesha lenkqubo yokuvelisa, ukungcola kunokukhokelela ekuqhutyweni okuncinci kwee-electrodes ezintle kunye nezibi, okubangela ukuba umrhumo ungabikho kwaye wonakalise ukunikezelwa kwamandla. 8. Umgangatho we-diaphragm uya kuba nempembelelo enkulu ekuzikhupheni kwebhetri ye-lithium yelanga. 9.Iqondo lokushisa eliphakamileyo le-ambient yebhetri ye-lithium yelanga, umsebenzi ophezulu wezinto ze-electrochemical uba, okubangela ukulahlekelwa kwamandla amaninzi ngexesha elifanayo. Impembelelo yebhetri yeLithium ion yokuZikhupha ngeSola. 1. Ukuzikhupha kwiibhetri zelanga ze-lithium ion kuya kubangela ukuhla kwamandla okugcina. 2. Ukuzikhupha kokungcola kwesinyithi kubangela ukuba i-diaphragm aperture ivimbe okanye ibhoboze i-diaphragm, ibangele isiphaluka esifutshane sendawo kwaye ibeke engozini ukhuseleko lwebhetri. 3. Ukuzikhupha kweebhetri zelanga ze-lithium ion kubangela ukuba umehluko we-SOC phakathi kweebhetri ukwandisa, okunciphisa umthamo webhanki ye-solar lithium battery. Ngenxa yokungahambelani kokuzikhupha, i-SOC yebhetri ye-lithium kwi-solar lithium ibhetri yebhanki ihluke emva kokugcinwa, kwaye umsebenzi webhethri ye-lithium yelanga nayo iyancitshiswa. Emva kokuba abathengi bafumane ibhanki yebhethri ye-lithium yelanga egcinwe ixesha elide, bahlala befumana ingxaki yokuthotywa kokusebenza. Xa umehluko we-SOC ufikelela malunga ne-20%, amandla ebhetri ye-lithium edibeneyo kuphela i-60% ukuya kwi-70%. 4. Ukuba umehluko we-SOC ukhulu kakhulu, kulula ukubangela ukugqithisa kunye nokukhutshwa kwebhetri yelanga ye-lithium ion. Umahluko phakathi kokuzikhupha kweekhemikhali kunye nokuzikhupha ngokwasemzimbeni kweebhetri zelanga ze-lithium ion 1. iibhetri zelanga ze-lithium ion ubushushu obuphezulu bokuzikhupha ngokuchasene nobushushu begumbi ukuzikhupha. Isiphaluka esifutshane somzimba sinxulumene kakhulu nexesha, kwaye ukugcinwa kwexesha elide lolona khetho lusebenzayo lokuzikhupha ngokwasemzimbeni. Indlela yokushisa okuphezulu kwe-5D kunye neqondo lokushisa kwegumbi le-14D kukuba: ukuba ukuzikhupha kweebhetri ze-lithium ion zelanga kukuzikhupha ngokwasemzimbeni, ubushushu begumbi lokuzikhupha / ubushushu obuphezulu bokuzikhupha bumalunga ne-2.8; ukuba ubukhulu becala kukuzikhupha ngokwekhemikhali, ubushushu begumbi ukuzikhupha/ubushushu obuphezulu ukuzikhupha bungaphantsi kwe-2.8. 2. Ukuthelekiswa kokuzikhupha kweebhetri zelanga ze-lithium ion ngaphambi nangemva kokuhamba ngebhayisikile Ukuhamba ngebhayisikile kuya kubangela ukunyibilika kwesekethe emfutshane encinci ngaphakathi kwebhetri yelanga ye-lithium, ngaloo ndlela kuncitshiswe ukuzikhupha ngokwasemzimbeni. Ngoko ke, ukuba ukuzikhupha kwe-li ion ibhetri yelanga ubukhulu becala kukuzikhupha ngokwasemzimbeni, kuya kuncitshiswa kakhulu emva kokuhamba ngebhayisikile; ukuba ubukhulu becala yikhemikhali yokuzikhupha, akukho tshintsho lubalulekileyo emva kokuhamba ngebhayisikile. 3. Uvavanyo lwangoku lokuvuza phantsi kwenitrogen engamanzi. Ukulinganisa ukuvuza kwangoku kwe-li ion ibhetri yelanga phantsi kwenitrogen engamanzi kunye nesivavanyi sombane ophezulu, ukuba iimeko ezilandelayo ziyenzeka, kuthetha ukuba i-micro short circuit iyingozi kwaye ukuzikhupha ngokwako kukhulu. >> Ukuvuza kwangoku kuphezulu kumbane othile. >> Umlinganiselo wokuvuza kwangoku ukuya kumbane wahluka kakhulu kumbane ohlukeneyo. 4. Ukuthelekiswa kwe-li ion ibhetri yelanga yokuzikhupha kwi-SOC eyahlukileyo Igalelo lokuzikhupha ngokwasemzimbeni lihlukile kwiimeko ezahlukeneyo zeSOC. Ngokuqinisekiswa kovavanyo, kulula ukwahlula i-li ion ibhetri yelanga kunye nokuzikhupha okungaqhelekanga ngokwasemzimbeni kwi-100% SOC. Ibhetri yeLithium yeSolar Self-discharge Test Indlela yokufumanisa ukuzikhupha ▼ Indlela yokwehla kwamandla ombane Le ndlela ilula ukusebenza, kodwa i-disadvantage kukuba ukuhla kwamandla ombane akubonakalisi ngokuthe ngqo ukulahlekelwa kwamandla. Indlela yokwehla kwamandla ombane yeyona ndlela ilula nesebenzayo, kwaye isetyenziswa ngokubanzi kwimveliso yangoku. ▼ Indlela yokubola kwamandla Oko kukuthi, ipesenti yokuncipha komthamo womxholo ngexesha leyunithi. ▼ Indlela yangoku yokuzikhupha Bala i-ISD yangoku ye-self-discharge yebhetri ngexesha lokugcinwa ngokusekelwe kubudlelwane phakathi kokulahlekelwa umthamo kunye nexesha. ▼ Bala inani leemolekyuli ze-Li+ ezisetyenziswe ziimpendulo ezisecaleni Ukufumana ubudlelwane phakathi kokusetyenziswa kwe-Li + kunye nexesha lokugcina ngokusekelwe kwimpembelelo ye-electron conductivity ye-membrane ye-SEI engafanelekanga kwisantya se-Li + yokusetyenziswa ngexesha lokugcinwa. Indlela yokunciphisa ukuzikhupha kwe-Li-ion iibhetri zeSolar Ngokufanayo nezinye iintshukumo zetsheyini, izinga kunye nobunzulu bokwenzeka kwazo kuphenjelelwa yimo engqongileyo. Amanqanaba asezantsi obushushu ahlala angcono kakhulu kuba ukubanda kunciphisa ukusabela kwekhonkco kwaye ke kunciphisa naluphi na uhlobo olungafunekiyo lwe-lithium ion ibhetri yelanga yokuzikhupha. Ke, enye yezona zinto zisengqiqweni ukwenza kubonakala ngathi kukugcina ibhetri efrijini, akunjalo? Hayi! Ngakolunye uhlangothi: kufuneka uhlale uthintela ukubeka iibhetri kwifriji. Umoya ofumileyo kwisikhenkcisi nawo unokubangela ukukhupha. Ngokukodwa xa uthatha iiibhetri ze-lithiumngaphandle, ukujiya kungonakalisa - kubenza bangakulungeli ukusetyenziswa. Kungcono ukugcina iibhetri zakho zelanga ze-lithium kwindawo epholileyo kodwa eyomileyo ngokupheleleyo, ngokukhethekileyo phakathi kwe-10 kunye ne-25°C. Ukufumana iingcebiso ezongezelelweyo ezinxulumene nokugcinwa kwebhetri ye-lithium, nceda ufunde indawo yethu yangaphambili yeblogi. Ezinye izenzo ezisisiseko zinokufuneka ukunciphisa ukukhutshwa kwebhetri yelanga ye-lithium-ion engafunekiyo. Ukuba awuqinisekanga ngokupheleleyo ngenqanaba lamandla eebhetri zakho, ungasoloko uzitshaja kwakhona. Ngale ndlela, unokuqinisekisa ukuba iibhetri zakho zelanga ze-lithium zifikelela emsebenzini - kwaye unokufumana okuninzi kwipakethi yakho yebhetri yelanga ye-lithium imini nobusuku.


Ixesha lokuposa: May-08-2024