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Ingcaciso eneenkcukacha ze-ramer ye-lithium yebhetri

Iibhetri zenye yezona ndawo zibalulekileyo kwiinkqubo zokugcina amandla e-electrochemical. Ngokuncitshiswa kweendleko zebhere ze-lithium kunye nokuphuculwa kwe-Lithium yamandla e-Lithium yamandla, ukhuseleko kunye nobomi, ukugcinwa kwamandla kuye kwanelungelo lokuzibandakanya kwizicelo ezininzi. Eli nqaku liza kukunceda uqonde ukugcinwa kwamandla kwi-parameter ebaluleke kakhulu yeIbhetri yeLithium.

01

Umthamo webhetri yeLithium

Ibhetri yeLithiumUmthamo yenye yeempawu ezibalulekileyo zomsebenzi zokusebenza ngokusebenza kwebhetri. Umthamo webhetri ye-Lithium yahlulwe yangamanqanaba aqaqanjiweyo kunye nenqanaba lokwenyani. Phantsi kweemeko ezithile (ireyithi yokukhupha, ubushushu, i-voltage yokupheliswa, njl. Njl.), Isixa sombane esikhutshwe yibhetri ye-Lithium sibizwa ngokuba yi-Lithimu (okanye isixhobo esithile). Iiyunithi eziqhelekileyo zomthamo yi-mah kwaye ah = 1000mah. Ukuthatha ibhetri ye-48V, i-50 ye-50ah litlium njengomzekelo, umthamo webhetri ye-lithium yi-48V × 50ah = 2400Wh, engu-2.4 yeekhilowati.

02

I-Lithium yebhetri yebhetri

C isetyenziselwa ukubonisa intlawulo yebhetri ye-lithium kunye nenqanaba lokukhupha. Intlawulo kunye nexabiso lokukhuphela Umzekelo: Xa ibhetri ye-lithium enenqanaba le-100 ye-100 ikhutshiwe kwi-50A, ireyithi yayo yokuthintela i-0.5c. I-1c, 2c, kunye ne-0.5c ziirhafu zebhetri ze-lithium, eziyimilinganiselo yokukhupha isantya. Ukuba umthamo osetyenzisiweyo uphethwe kwiyure enye, kubizwa ngokuba yi-1c ikhutshiwe; Ukuba ikhutshiwe kwiiyure ezi-2, ibizwa ngokuba yi-1/2 = i-0.5c ikhuphe. Ngokubanzi, ubungakanani bebhetri ye-Lithium bunokufunyanwa kwimijelo eyahlukeneyo yokukhupha. Kwibhetri ye-24 ye-lithium, i-1c i-1C yangoku i-24A kunye ne-0.5c ikhuphe i-12a okwangoku yi-12a. Ukukhululeka okwangoku. Ixesha lokukhulula lifutshane. Ngokwesiqhelo xa uthetha ngesikali senkqubo yokugcina amandla, ibonakaliswa ngamandla aphezulu kwenkqubo / yenkqubo yenkqubo (kW / kWh). Umzekelo, ubungakanani besikhululo soMbane woGcino lwamandla yi-500KW / 1MWh. Apha i-500kw ibhekisa kwelona qhinga liphezulu kunye nokukhutshwa kwenkqubo yokugcina amandla. Amandla, i-1mwh ibhekisa kumgangatho wesikhululo samandla. Ukuba amandla akhutshiwe ngamandla anqabileyo e-500KW, umthamo wesikhululo samandla ukhuselwe kwiiyure ezi-2, kwaye ireyithi yokukhupha yi-0.5c. 

03

I-SO SO STATE

Imeko yebhetri ye-Lithium yesiNgesi yimeko yentlawulo, okanye i-SOS ngefutshane. Ibhekisa kumyinge wesikhundla esisele kwibhetri ye-lithium emva kokuba isetyenziselwe ixesha elide okanye ishiywe ingasetyenziswanga ixesha elide kunye nenqanaba layo kwimeko ehlawuliswe ngokupheleleyo. Ihlala ibonakaliswa njengepesenti. Ngamafutshane, ngumthamo oshiyekileyo webhetri yeLithium. amandla.

I-VV (2)

04

Dod (ubunzulu bokukhupha) ubunzulu bokukhutshwa

Ubunzulu bokukhupha (i-DOD) isetyenziselwa ukulinganisa ipesenti phakathi kokukhupha ibhetri ye-lithium kunye nebhetri yebhetri. Kwibhetri efanayo ye-LITIU, ubunzulu be-dod bunzulu buhambelana ngokulinganayo kubomi bebhetri ye-lithium. Inzulu i-fresh enzulu, efutshane i-lithium yebhetri yebhetri. Ke ngoko, kubalulekile ukulinganisa ixesha elifunekayo lebhetri ye-lithium nge-intanethi ngemfuneko yokwandisa ubomi bebhetri ye-lithium.

Ukuba utshintsho lwe-SOS oluvela ngokupheleleyo ngaphandle kokurekhodwa lubhalwe ngokupheleleyo njenge-0 ~ 100%, ke ngoko kwizicelo zebhetri nganye kwi-10% ~ 90%, kwaye kunokwenzeka ukuba usebenze ngezantsi I-10%. Iya kutsalwa ngaphezulu kwaye ezinye izinto ezingenakuphindaphindwayo ziya kwenzeka, eziya kuchaphazela ubomi bebhetri yeLithium.

I-VV (1)

05

Soh (imeko yempilo) I-Lithium yempilo

Soh (imeko yempilo) ibonisa amandla e-Lithium ye-Lithium ye-lithium ukugcina i-Light All AMANZI AMANQAKU KWI-LINIIUR ENTSHA. Ibhekisa kumyinge wamandla e-Lithium epheleleyo yebhetri egcweleyo kwi-Lithium yebhetri entsha. Inkcazo yangoku ye-SOH iboniswa ikakhulu kwiinkalo ezininzi ezinje ngomthamo, umbane, ukuxhathisa ngaphakathi, amaxesha abhalwe ngamandla kunye namandla encopho. Amandla kunye nomthamo zezona zisetyenziswa kakhulu.

Ngokubanzi, xa umthamo webhetri ye-lithium (SOH) wehla malunga ne-70% ukuya kwi-80%, inokuthathwa njenge-eOL (ukuphela kobomi bebhetri ye-lithium). I-Soh sisibonisi esichaza imeko yezempilo yangoku, ngelixa i-eOL ibonisa ukuba ibhetri ye-Lithium ifikelele esiphelweni sobomi. Kufuneka itshintshwe. Ngokubeka iliso kwixabiso le-SOH, ixesha lokuba ibhetri ye-lithium ukufikelela kwi-eOL inokuqikelelwa kwaye kujongwa ngokuhambelana nolawulo.

 


Ixesha leposi: I-08-2024
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