Kusankha njira yoyenera yoyendetsera mabatire a lithiamu (BMS) ndikofunikira kwambiri kuti chitetezo, magwiridwe antchito, komanso moyo wautali wa batire yanu. Kaya mukuyendetsa magetsi pogwiritsa ntchito zamagetsi, magalimoto amagetsi, kapena njira zosungira mphamvu, nayi malangizo athunthu okuthandizani kupanga chisankho chodziwa bwino:
1. Dziwani Mafotokozedwe a Batri
Yambani mwa kumvetsetsa makhalidwe a batri yanu kuti muwonetsetse kuti ikugwirizana ndi BMS:
- Mtundu Wabatiri
Dziwani momwe batire ya lithiamu imagwirira ntchito:Lithium ya Ternary (NCM/NCA),LiFePO4 (LFP), kapena zina. Mtundu uliwonse uli ndi ma profiles apadera a voltage ndi zofunikira pa chitetezo.
Chitsanzo: Mabatire a lithiamu a Ternary (3.7V nominal) amafunika chitetezo chokwanira cha overcharge (≤4.25V), pomwe LiFePO4 (3.2V nominal) imagwira ntchito bwino mpaka 3.65V.
- Kutha (Ah)
Yerekezerani ndi ma BMSkutulutsidwa kwaposachedwa komanso kopitiliramalinga ndi mphamvu ya batri yanu. Mabatire amphamvu kwambiri amafuna mayunitsi a BMS okhala ndi mphamvu zoyendetsera ma current amphamvu.
- Ma Voltage Range
Tsimikizani kuti mphamvu yamagetsi ya BMS imaphimba batri yanumphamvu yamagetsi yodziwika,mphamvu yamagetsi yonsendimphamvu yocheperako yotulutsa. Kusagwirizana kwa magawo kungayambitse kuwonongeka kapena kuchepa kwa magwiridwe antchito.
BMS yodalirika iyenera kuteteza ndikuwongolera magwiridwe antchito a batri kudzera mu:
- Chitetezo Chowonjezera
Zimangochepetsa kuyatsa zokha pamene magetsi apitirira malire otetezeka (monga, 4.3V ya lithiamu ya ternary).
- Chitetezo Chotulutsa Madzi Mopitirira Muyeso
Imaletsa kutulutsa mphamvu yamagetsi isanatsike pansi pa malire ofunikira (monga 2.5V ya lithiamu ya ternary) kuti maselo asawonongeke.
- Chitetezo cha Overcurrent ndi Short-Circuit
Imazindikira ma current ambiri kapena ma short circuits (nthawi yoyankha: <100μs) kuti ipewe kutentha.
- Kulinganiza Maselo
Kulinganiza zinthu mopanda kusinthasinthazimachotsa mphamvu yochulukirapo ngati kutentha (kotsika mtengo pa mapaketi ang'onoang'ono).
Kulinganiza bwinoimagawanso mphamvu pakati pa maselo (yabwino kwambiri pa machitidwe akuluakulu, ndikuwonjezera nthawi ya moyo).
- Zinthu Zapamwamba
Kuyang'anira Boma (SOC): Imatsata molondola kuchuluka kwa batri yotsala.
Kusamalira Kutentha: Amayang'anira ndikuwongolera kutentha kwa maselo kuti apewe kutentha kwambiri.
Ma interface olumikizirana: Imathandizira CAN bus, UART, kapena Bluetooth kuti ipeze deta yeniyeni komanso matenda.
3. Unikani Ubwino ndi Kudalirika
Ikani ndalama mu BMS yomwe imatsimikizira kulimba ndi kutsatira malamulo:
- Mitundu Yodziwika Bwino
Sankhani opanga odziwika bwino omwe ali ndi ukadaulo wodziwika bwino pakupanga ndi kutsimikizira za BMS (monga UL, CE, ISO 26262 ya magalimoto).
- Ubwino Womanga
Wapamwamba kwambiriZipangizo za PCB, kuwotcherera kolondola, ndi zigawo zapamwamba kwambiri (monga ma MOSFET ogwira ntchito bwino kwambiri) zimaonetsetsa kuti kutentha kukhazikika komanso kugwira ntchito bwino.
- Mapulogalamu ndi Ma Algorithm
Mapulogalamu apamwamba a BMS amalola kuwerengera molondola kwa SOC, kuzindikira zolakwika, komanso kusintha kwa firmware.
4. Zosowa Zogwirizana ndi Zachilengedwe ndi Zogwiritsidwa Ntchito
Sinthani zomwe mwasankha kuti zigwirizane ndi momwe mungagwiritsire ntchito:
- Kukula ndi Kuphatikizana
Mayunitsi ang'onoang'ono a BMS amayenerera ntchito zocheperako, pomwe mapangidwe a modular amasavuta kufalikira kwa makina amafakitale.
- Kupirira Kutentha
Sankhani mayunitsi a BMS omwe adavotera kutentha kwambiri (monga -40°C mpaka 105°C) kuti agwiritsidwe ntchito m'magalimoto kapena panja.
- Zofunikira Zapadera
Mayankho a BMS osalowa madzi (IP67), osagwedera fumbi, kapena osagwedezeka amawonjezera kudalirika m'malo ovuta.
Mapeto
Kusankha lithiamu BMS yoyenera kumafuna kulinganiza bwino zofunikira zaukadaulo, kuthekera koteteza, nzeru za mapulogalamu, komanso kusinthasintha kwa chilengedwe. BMS yogwirizana bwino sikuti imangoletsa kulephera komanso imawongolera kugwiritsa ntchito mphamvu moyenera ndikuwonjezera nthawi ya batri.
Kuti mupeze mayankho okonzedwa bwino, onani zinthu zathu zovomerezeka za BMS zomwe zapangidwira ntchito zosiyanasiyana za batri ya lithiamu. Lumikizanani ndi gulu lathu kuti mupeze zomwe zikugwirizana ndi zosowa zanu!
Nthawi yotumizira: Meyi-04-2025
