Inkcazo emfutshane ye-lithium ion ibhetri ye-activation kunye nentlawulo kunye nokufundisa indlela yokukhupha

2022/04/08

Umbhali :Iflowpower-UMboneleli weSikhululo saMandla esiphathwayo

Isikhokelo: Ekusetyenzisweni kwebhetri ye-lithium, kufuneka kuqatshelwe ukuba ibhetri iya kungena kwindawo yokulala emva kwexesha elithile. Ngeli xesha, umthamo ungaphantsi kwesiqhelo, kwaye ixesha lokusetyenziswa lifutshane. Nangona kunjalo, ibhetri ye-lithium kulula ukuyivula, nje ukuba idlula kwi-3-5 intlawulo eqhelekileyo kunye nemijikelezo yokukhupha, ibhetri inokuthi isebenze, kwaye umthamo oqhelekileyo ubuyiselwe.

Ngenxa yeempawu zebhetri ye-lithium ngokwayo, inquma ukuba akukho phantse impembelelo yememori. Kufuneka kuqatshelwe ekusebenziseni iibhetri ze-lithium ukuba ibhetri ifakwe kwindawo yokulala. Ngeli xesha, umthamo ungaphantsi kwexabiso eliqhelekileyo, kwaye ixesha lokusetyenziswa lifutshane.

Nangona kunjalo, ibhetri ye-lithium kulula ukuyivula, nje ukuba idlula kwi-3-5 intlawulo eqhelekileyo kunye nemijikelezo yokukhupha, ibhetri inokuthi isebenze, kwaye umthamo oqhelekileyo ubuyiselwe. Ngenxa yeempawu zebhetri ye-lithium ngokwayo, inquma ukuba akukho phantse impembelelo yememori. Ngoko ke, ibhetri entsha ye-lithium kwifowuni yomsebenzisi ikwinkqubo yokuvula, ayifuni kwiindlela ezikhethekileyo kunye nezixhobo.

Ayisiyiyo ithiyori kuphela, ukusuka kwisenzo sam, ukusuka ekuqaleni, ndisebenzisa iindlela eziqhelekileyo zokuhlawula le ndlela "yokusebenza kwendalo" yeyona ndlela ilungileyo. Ukusetyenziswa kwebhetri ye-lithium echanekileyo kunye nentlawulo kunye nendlela yokukhupha Kwingxaki "yokusebenza" yeebhetri ze-lithium, ezininzi iinkcazo: ixesha lokutshaja kufuneka libe ngaphezu kweeyure ze-12, liphindwe kathathu ukuze kusebenze ibhetri. Le "eyokuqala ezintathu-ezintathu itshaja iiyure ezili-12 ngaphezulu" yathi kuyacaca ukuqhubeka kwiibhetri ze-nickel ezifana ne-nickel-cadmium kunye ne-nickel-hydrogen.

Ngoko olu hlobo lokuthetha, unokuthi isiqalo sisetyenziswe kakubi. Iimpawu zokutshaja kunye nokukhupha iibhetri ze-lithium kunye neebhetri ze-nickel zingahluka kakhulu, kwaye unokukuxelela ngokucacileyo. Zonke izixhobo zobugcisa ezinzulu ezisesikweni ndiziphononongile zigxininisa ukuba ziya kuhlawulisa kakhulu kwaye zikhuphe ngaphezulu kweebhetri ze-lithium, ngakumbi i-lithium engamanzi.

Ibhetri ye-ion ibangela umonakalo omkhulu. Ke ngoko, ukutshaja kukhethwa ngokufanelekileyo ngokwexesha eliqhelekileyo kunye nendlela eqhelekileyo, ngakumbi ngaphezulu kweeyure ezili-12 zokutshaja ixesha elide. Ngokuqhelekileyo, indlela yokutshaja echazwe kwincwadana yomyalelo yindlela yokutshaja eqhelekileyo.

Kwangaxeshanye, ukutshaja okude kuthatha ixesha elide, kaninzi kufuneka kuqhutywe ebusuku, ngelixa kwigridi yamandla yelizwe lam, i-voltage kwiindawo ezininzi iphezulu kakhulu, kwaye ukuguquguquka kukhulu. Njengoko kukhankanyiwe ngaphambili, ibhetri ye-lithium intekenteke kakhulu, iyaxhathisa kakhulu ekuguquguqukeni kwentlawulo kunye nokukhutshwa, ngoko le yingozi eyingozi. Ukongeza, enye inkalo yokungahoywa kukuba iibhetri ze-lithium nazo azifanelekanga ukukhutshwa ngokugqithiseleyo, kwaye ukukhutshwa ngokugqithiseleyo kuyingozi kakhulu kwiibhetri ze-lithium.

Isixhobo / ibhetri ye-lithium ekrwada, ibhetri ye-nickel-hydrogen, itshaja yebhethri ye-lithium, i-nickel-hydrogen itshaja yebhetri inyathelo / indlela kufuneka iqalise iforum yokutshaja ngalo lonke ixesha unokubona oku, kuba inani lentlawulo kunye nokukhutshwa lilinganiselwe, ke kuya kufuneka uhlawule ibhetri kangangoko kunokwenzeka ngokukhanya. Kodwa ndifumene itheyibhile yokuhlola ibhetri ye-lithium-ion yokutshaja ibhetri, kwaye idatha kubomi be-loop zidweliswe ngolu hlobo lulandelayo: Ubomi bokujikeleza (10% DOD):> Ubomi bomjikelezo we-1000 (100% DOD):> Amaxesha angama-200 apho iDOD ikhona discharge Ubunzulu IsiNgesi isifinyezo. Njengoko kunokubonwa kwitheyibhile, inani lamaxesha ahlawuliswayo kunye nobunzulu bokukhutshwa, ubomi bomjikelezo we-10% DOD bude kakhulu kune-100% DOD.

Ewe kunjalo, ukuba ilingana nomthamo uwonke wokutshaja okukokwenyani: 10% * 1000 = 100, 100% * 200 = 200, intlawulo yokugqibela epheleleyo kunye nokukhutshwa kusengcono, kodwa intetho yomnethi wangaphambili kufuneka ihlonyelwe: Ngokwesiqhelo Kwimeko, kufuneka ugcine umgaqo wokutshaja ngokwebhetri eseleyo, kodwa ukuba ibhetri yakho ayinakwenzeka ukuba unyanzelise iiyure ezimbini ngosuku lwesibini, kuya kufuneka uqale ukutshaja ngexesha, ewe, ukuba unjalo. uzimisele Ukuthwala itshaja ukuya eofisini ngomnye umcimbi. Xa ufuna ukuhlawulisa ukuhlangabezana nayo kulindeleke ukuba kuphazamiseke okanye ngokwemiqathango akuvumelekanga ukubiza, nangona kukho amandla amaninzi, uhlawula kuphela kwangaphambili, kuba awulahlekelwa ngokwenene "1" amaxesha ukutshaja. ubomi bomjikelezo, oko kukuthi, " 0.X "amaxesha, kwaye rhoqo le X iya kuba ncinane.

Umgaqo webhetri eseleyo yombane akufanele udinwe ngokugqithiseleyo. Isiteyitimenti sokuhamba okufanayo njengokutshaja okude, "Zama ukusebenzisa umbane webhetri, kungcono ukusebenzisa ukuvala ngokuzenzekelayo". Lo mkhuba ngokwenene nje umkhuba webhetri ye-nickel, injongo kukuphepha imiphumo yememori, ngelishwa, iphinda ijikeleze ibhetri ye-lithium.

Kuba ibhetri ibangela ibhetri ngenxa yokukhutshwa okugqithisileyo, ayinayo intlawulo eqhelekileyo kunye neemeko zokuvula amandla. Indlela echanekileyo yebhetri ye-lithium ichazwa. Iingcebiso ezibaluleke kakhulu zokuhlawula kunye nengxaki yokukhupha ekusebenziseni iibhetri ze-lithium zezi: 1, ukuhlawula ngokwexesha eliqhelekileyo kunye neprogram, kwanamaxesha amathathu aphezulu; I-2, xa kukho ubuninzi bombane Xa uphantsi kakhulu, kufuneka uqale ukutshaja ngexesha; 3.

Ukusebenza kweebhetri ze-lithium akufuni indlela ekhethekileyo, ekusebenziseni ngokuqhelekileyo, iibhetri ze-lithium ziya ngokwemvelo. Ukuba uyanyanzelisa "indlela ezintathu zokuqala zokutshaja iiyure ezili-12", ayiyi kuba neziphumo. Ke ngoko, konke ukulandela iiyure ezili-12 ukuya kwezili-16 zokutshaja ixesha elide kunye nokusebenzisa iibhetri ze-lithium ukucima ngokuzenzekelayo, azilunganga.

Ukuba wenze ngokwengxelo engeyiyo, nceda uyilungise kwangethuba, mhlawumbi ayikashiywa lixesha. Qaphela ukuba ishaja yokuqala ngokwayo ikhusela kwaye ilawula umgangatho wesiphaluka solawulo, kusekho isiqinisekiso esikhulu sokukhusela iibhetri ze-lithium. Ke ngoko, ukuqondwa kwemithetho yokutshaja kugxininiso.

Kwezinye iimeko, eminye iminyinyiva inokwenziwa. Umzekelo, ukuba ucinga ukuba ibhetri kufuneka itshajwe phambi kokuba ulale, ungaqalisa ukuyitshaja phambi kokuba ulale. Isitshixo sengxaki kukuba kufuneka uyazi ukuba yeyiphi indlela echanekileyo, ungayenzi ngabom ngokwengxelo engalunganga.

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