Waya dzeBMS dzeKuenzanisa: Mashandisirwo Anoitwa Waya Dzakatetepa Nemazvo Masero Makuru eBhatiri

Mumasystem ekugadzirisa mabhatiri, mubvunzo unowanzo bvunzwa ndewekuti: waya dzakatetepa dzesampuli dzingabata sei kutarisa voltage yemasero ane simba guru pasina matambudziko? Mhinduro iri mukugadzirwa kukuru kwetekinoroji yeBattery Management System (BMS). Waya dzesampuli dzakatsaurirwa pakuwana voltage, kwete kuendesa simba, zvakafanana nekushandisa multimeter kuyera voltage yebhatiri nekubata materminals.

Pabhatiri rine mabhatiri makumi maviri, sampling harness inowanzova newaya makumi maviri nerimwe (20 positives + 1 common negative). Peya imwe neimwe iri pedyo inoyera voltage yesero rimwe chete. Maitiro aya haasi ekuyera active asi inzira yekutumira masaini isingashande. Nheyo huru inosanganisira high input impedance, ichikweva simba shoma—kazhinji microamperes (μA)—iyo isingakoshi kana ichienzaniswa nehukuru hwesero. Sekureva kweOhm's Law, ne μA-level currents uye wire resistance ye ohms shoma, voltage drop ingori microvolts (μV), zvichiita kuti ive nechokwadi chekuti yakarurama pasina kukanganisa mashandiro.

Zvisinei, kuiswa kwakakodzera kwakakosha. Kusashanda zvakanaka kwewaya—senge reverse kana cross-connections—kunogona kukonzera zvikanganiso zvemagetsi, zvichikonzera kusanzwisisana kwekudzivirira kweBMS (semuenzaniso, false over/under-voltage triggers). Zviitiko zvakakomba zvinogona kuisa waya pamagetsi akakwira, zvichikonzera kupisa, kunyunguduka, kana kukuvara kweBMS circuit. Gara uchiongorora kutevedzana kwewaya usati wabatanidza BMS kudzivirira njodzi idzi. Saka, waya dzakatetepa dzakakwana pakutora voltage nekuda kwekushomeka kwemagetsi, asi kuiswa kwakarurama kunovimbisa kuvimbika.

kutarisa voltage

Nguva yekutumira: Gunyana-30-2025

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