Mumasisitimu emabhatiri e lithium, kururama kwekufungidzira kweSOC (State of Charge) chiyero chakakosha chekushanda kweBattery Management System (BMS). Pasi pemamiriro ekunze akasiyana-siyana ekupisa, basa iri rinova rakaoma zvikuru. Nhasi, tinopinda mupfungwa yehunyanzvi isina kusimba asi yakakosha—zero-kudhonzwa kwemagetsi, izvo zvinokanganisa zvikuru kururama kwekufungidzira kweSOC.
Chii chinonzi Zero-Drift Current?
Zero-drift current inoreva chiratidzo chenhema chinogadzirwa mu amplifier circuit kana painezero input current, asi nekuda kwezvinhu zvakaita sekuchinja kwekushisa kana kusagadzikana kwemagetsi, nzvimbo yekushanda isingachinji yeamplifier inochinja. Kuchinja uku kunowedzera simba uye kunoita kuti zvinobuda zvisiyane ne zero value yazvo.
Kuti uzvitsanangure zviri nyore, fungidzira chiyero chedhijitari cheimba yekugezera chinoratidza5 kg yehuremu munhu asati atombotsika pairiHuremu hwe "mweya" ihwohwo hwakaenzana ne zero-drift current—chiratidzo chisipo zvechokwadi.
Sei Iri Dambudziko reMabhatiri eLithium?
SOC mumabhatiri e lithium inowanzo verengerwa uchishandisakuverenga kwe coulomb, iyo inobatanidza magetsi nekufamba kwenguva.
Kana simba remagetsi risingapindi mvura riri pasi pe zero-drift currentzvakanaka uye zvinoramba zviripo, zvinogonakusimudzira SOC zvenhema, zvichinyengera sisitimu kuti ifunge kuti bhatiri rakachajwa zvakanyanya kupfuura zvariri chaizvo—zvichida kumisa kuchajwa nguva isati yakwana.kusafamba zvakanakazvinogona kutungamira kuSOC isingakosheswi, zvichikonzera dziviriro yekubuda kwetsvina nekukurumidza.
Nekufamba kwenguva, zvikanganiso izvi zvinoderedza kuvimbika uye kuchengetedzeka kwehurongwa hwebhatiri.
Kunyange zvazvo zero-drift current isingabviswi zvachose, inogona kuderedzwa zvinobudirira kuburikidza nekubatanidza nzira:
- Kugadziriswa kwemidziyo yemagetsi: Shandisa ma op-amps ane simba rakaderera, anonyatsoshanda nemazvo uye zvikamu;
- Muripo weAlgorithmic: Gadzirisa zvine simba kuti zvinhu zvifambe uchishandisa data renguva chaiyo senge tembiricha, voltage, uye current;
- Kutarisira kupisa: Gadzirisa marongerwo uye kupisa kuti uderedze kusawirirana kwekupisa;
- Kuona kwakanyatsojeka: Kuvandudza kururama kwekuona ma parameter e key (voltage yesero, voltage yepakeji, tembiricha, current) kuderedza zvikanganiso zvekufungidzira.
Mukupedzisa, kunyatsojeka kwe microamp yega yega kunokosha. Kugadzirisa zero-drift current idanho guru rekuvaka masisitimu ekugadzirisa mabhatiri akangwara uye akavimbika.
Nguva yekutumira: Chikumi-20-2025
