A Inkqubo yoLawulo lweBhetri(i-BMS)ibalulekile kwiibhetri zanamhlanje ezinokutshajwa kwakhona. I-BMS ibalulekile kwiimoto zombane (ii-EV) kunye nokugcinwa kwamandla.
Iqinisekisa ukhuseleko lwebhetri, ixesha elide, kunye nokusebenza kakuhle. Isebenza neebhetri zeLiFePO4 kunye neNMC. Eli nqaku lichaza indlela i-BMS ekrelekrele ejongana ngayo neeseli ezineengxaki.
Ukufunyanwa kweMpazamo kunye nokuBek' esweni
Ukufumanisa iiseli ezineempazamo linyathelo lokuqala ekulawuleni ibhetri. I-BMS ihlala ijonga iiparameter ezibalulekileyo zeseli nganye kwiphakheji, kuquka:
·I-Voltage:I-voltage yeseli nganye iyajongwa ukuze kufunyanwe iimeko ze-over-voltage okanye ze-under-voltage. Ezi ngxaki zinokubonisa ukuba iseli inesiphako okanye iyaluphala.
·Ubushushu:Iisensa zilandelela ubushushu obuveliswa yiseli nganye. Iseli enengxaki inokutshisa kakhulu, nto leyo ebangela umngcipheko wokungasebenzi kakuhle.
·Okwangoku:Ukuhamba kombane okungaqhelekanga kunokubonisa ii-short circuits okanye ezinye iingxaki zombane.
·Ukumelana Kwangaphakathi:Ukwanda kokuxhathisa kudla ngokubonisa ukuwohloka okanye ukungaphumeleli.
Ngokujonga ngokusondeleyo ezi parameters, i-BMS inokuchonga ngokukhawuleza iiseli ezihluka kwiindawo eziqhelekileyo zokusebenza.
Ukuxilongwa Kwempazamo kunye Nokwahlukaniswa
Xa i-BMS ifumanisa iseli enengxaki, yenza uvavanyo. Oku kunceda ekufumaniseni ubunzulu bengxaki kunye nefuthe layo kwiphakheji iyonke. Ezinye iimpazamo zinokuba zincinci, zifuna ukulungiswa okwethutyana kuphela, ngelixa ezinye zinzima kwaye zifuna inyathelo elikhawulezileyo.
Ungasebenzisa i-active balancer kuthotho lwe-BMS kwiimpazamo ezincinci, ezifana nokungalingani kwamandla amancinci. Le teknoloji isasaza amandla ukusuka kwiiseli ezinamandla ukuya kwezibuthathaka. Ngokwenza oku, inkqubo yolawulo lwebhetri igcina itshaja engaguqukiyo kuzo zonke iiseli. Oku kunciphisa uxinzelelo kwaye kuzinceda zihlale ixesha elide.
Kwiingxaki ezinzima ngakumbi, ezifana nee-short circuits, i-BMS iya kuyihlukanisa iseli enengxaki. Oku kuthetha ukuyikhupha kwinkqubo yokuhambisa umbane. Oku kuyihlukanisa kuvumela yonke iphakheji ukuba isebenze ngokukhuselekileyo. Oku kunokubangela ukwehla kancinci kwamandla.
Iinkqubo zoKhuseleko kunye neendlela zoKhuselo
Iinjineli ziyila i-BMS ekrelekrele eneempawu ezahlukeneyo zokhuseleko ukulawula iiseli ezineengxaki. Ezi ziquka:
·Ukhuseleko lwe-Over-voltage kunye ne-Under-voltage:Ukuba i-voltage yeseli idlula imida ekhuselekileyo, i-BMS ithintela ukutshaja okanye ukukhupha i-charge. Isenokukhupha iseli kumthwalo ukuze ithintele umonakalo.
· Ulawulo lobushushu:Ukuba kwenzeka ubushushu obugqithisileyo, i-BMS ingavula iinkqubo zokupholisa, njengezifeni, ukuze yehlise ubushushu. Kwiimeko ezinzima kakhulu, inokucima inkqubo yebhetri. Oku kunceda ekuthinteleni ukubaleka kobushushu, okuyingozi. Kule meko, iseli ishushu ngokukhawuleza.
Ukhuseleko lweSekethe emfutshane:Ukuba i-BMS ifumana i-short circuit, ikhawuleza inqumle amandla kuloo seli. Oku kunceda ukuthintela umonakalo ongakumbi.
Ukuphucula ukusebenza kunye nokugcinwa
Ukuphatha iiseli ezineengxaki akupheleli nje ekuthinteleni ukungaphumeleli. I-BMS ikwaphucula ukusebenza kwayo. Ilinganisela umthwalo phakathi kweeseli kwaye ijonga impilo yazo ngokuhamba kwexesha.
Ukuba inkqubo ibonisa ukuba iseli inesiphako kodwa ayikabi yingozi, i-BMS inokunciphisa umthwalo wayo. Oku kwandisa ubomi bebhetri ngelixa igcina ipakethe isebenza.
Kwakhona kwezinye iinkqubo eziphambili, i-smart BMS inokunxibelelana nezixhobo zangaphandle ukubonelela ngolwazi lokuxilonga. Ingacebisa amanyathelo okulungisa, njengokutshintsha iiseli ezineengxaki, ukuqinisekisa ukuba inkqubo isebenza ngokufanelekileyo.
Ixesha lokuthumela: Okthobha-19-2024
