Zvishandiso zvebhatiri reLithium zvine hunhu hwakasiyana hunozvidzivirira kuti dzisachajiswe zvakanyanya, kupfuura mwero-kuburitswa, pamusoro-magetsi, anotenderera kwenguva pfupi, uye anochajwa uye anoburitswa patembiricha yakakwira zvakanyanya uye yakaderera. Nokudaro, lithium battery pack inogara ichiperekedzwa neBMS yakapfava. BMS inorevaSisitimu Yekutarisira Mabhatiribhatiri. Sisitimu yekutarisira, inonziwo bhodhi rekudzivirira.
Basa reBMS
(1) Kuona nekuyera Kuyera ndiko kunzwa mamiriro ebhatiri
Iri ndiro basa guru reBMS, kusanganisira kuyerwa uye kuverengwa kwezvimwe zviratidzo, kusanganisira voltage, current, tembiricha, simba, SOC (mamiriro ekuchaja), SOH (mamiriro ehutano), SOP (mamiriro esimba), SOE (mamiriro e simba).
SOC inogona kunzwisiswa kazhinji sekuti simba rakawanda sei rinosara mubhatiri, uye kukosha kwayo kuri pakati pe0-100%. Iyi ndiyo parameter inonyanya kukosha muBMS; SOH inoreva mamiriro ehutano hwebhatiri (kana mwero wekushaikwa kwebhatiri), inova ndiyo simba chaiyo yebhatiri iripo. Kana ichienzaniswa nehukuru hwakatarwa, kana SOH iri pasi pe80%, bhatiri harigone kushandiswa munzvimbo ine simba.
(2) Alarm nedziviriro
Kana paine dambudziko remagetsi mubhatiri, BMS inogona kuzivisa puratifomu kuti ichengetedze bhatiri uye itore matanho akakodzera. Panguva imwe chete, ruzivo rwealamu rusingawanzoitika ruchatumirwa kupuratifomu yekutarisa nekutarisira uye ruchagadzira mazinga akasiyana eruzivo rwealamu.
Semuenzaniso, kana tembiricha yanyanya kupisa, BMS inobvisa zvakananga dunhu rekuchaja nekuburitsa magetsi, yoita dziviriro yekupisa zvakanyanya, uye yotumira alarm kumashure.
Mabhatiri eLithium anonyanya kupa yambiro panyaya dzinotevera:
Kuchaja zvakanyanya: imwe chete pamusoro-voltage, voltage yose pamusoro-voltage, ichichaja pamusoro-magetsi;
Kuburitsa simba zvakanyanya: imwe unit pasi-voltage, voltage yose iri pasi-voltage, kuburitsa pamusoro-magetsi;
Tembiricha: Tembiricha yepakati pebhatiri yakakwira zvakanyanya, tembiricha yepakati pebhatiri yakakwira zvakanyanya, tembiricha yeMOS yakakwira zvakanyanya, tembiricha yepakati pebhatiri yakaderera zvakanyanya, uye tembiricha yepakati pebhatiri yakaderera zvakanyanya;
Mamiriro: kunyudzwa mumvura, kubonderana, kupinduka, nezvimwewo.
(3) Kutarisira kwakaringana
Kudiwa kwemanejimendi akaenzanakunokonzerwa nekusaenderana kwekugadzirwa nekushandiswa kwemabhatiri.
Kubva pamaonero ekugadzirwa, bhatiri rega rega rine hupenyu hwaro uye hunhu hwaro. Hapana mabhatiri maviri akafanana chaizvo. Nekuda kwekusawirirana mumaseparators, cathodes, anodes nezvimwe zvinhu, kugona kwemabhatiri akasiyana hakugone kuenderana zvakakwana. Semuenzaniso, zviratidzo zvekuenderana kwemusiyano wevoltage, resistance yemukati, nezvimwewo zvebhatiri rega rega rinoumba bhatiri re48V/20AH zvinosiyana mukati mehuwandu hwakati.
Kubva pamaonero ekushandiswa, maitiro emagetsi haambofi akaenderana panguva yekuchaja nekubvisa bhatiri. Kunyangwe kana iri paki yebhatiri yakafanana, charge yebhatiri uye discharge inogona kusiyana nekuda kwekupisa kwakasiyana uye madhigirii ekugongana, zvichikonzera kugona kwemaseru ebhatiri kusingaenderane.
Saka, bhatiri rinoda zvose zviri zviviri passive balancing uye active balancing. Izvi zvinoreva kuisa miganho miviri yekutanga nekupedzisa equalization: semuenzaniso, muboka remabhatiri, equalization inotanga kana musiyano uripo pakati pekukosha kwakanyanya kwe cell voltage neavhareji voltage yeboka wasvika 50mV, uye equalization inopera pa5mV.
(4) Kutaurirana uye nzvimbo
BMS ine imwe nzira yakasiyanamodule yekutaurirana, iyo ine basa rekutumira data uye kuisa bhatiri panzvimbo. Inogona kutumira data rakakodzera rinonzwiwa uye rakayerwa kune puratifomu yekutarisira mashandiro munguva chaiyo.
Nguva yekutumira: Mbudzi-07-2023
