1. Ngā Tikanga Whakaara
Ina whakakāhia tuatahitia, e toru ngā tikanga whakaoho (kāore e hiahiatia he whakahohenga mō ngā hua o muri mai):
- Whakaoho pātene whakahohenga;
- Te whakaoho i te whakahohenga utu;
- Pātene whakaoho Nihokikorangi.
Mō te whakakā i muri mai, e ono ngā tikanga whakaara:
- Whakaoho pātene whakahohenga;
- Te whakaoho i te whakahohenga utu (ina he 2V te teitei ake o te ngaohiko whakauru o te rihi i te ngaohiko pākahiko);
- 485 whakaoho i te whakahohenga whakawhitiwhiti kōrero;
- Whakaoho i te whakahohenga o te whakawhitiwhiti kōrero CAN;
- Te whakaoho i te whakahohenga tukunga (auau ≥ 2A);
- Te whakaoho i te whakahohenga kī.
2. Aratau Moe BMS
TeBMSKa uru ki te aratau mana-iti (ko te wā taunoa he 3600 hēkona) ina kore he whakawhitiwhiti kōrero, kāore he iahiko utu/tuku, ā, kāore he tohu whakaara. I te aratau moe, ka noho hono tonu ngā MOSFET utu me te tuku mēnā kāore e kitea te ngaohiko iti o te pākahiko, ā, i taua wā ka momotu ngā MOSFET. Mēnā ka kitea e te BMS ngā tohu whakawhitiwhiti kōrero, ngā iahiko utu/tuku rānei (≥2A, ā, mō te whakahohenga utu, me 2V te iti rawa o te ngaohiko whakauru o te rihi i te ngaohiko pākahiko, mēnā he tohu whakaara), ka urupare tonu, ka uru ki te āhua mahi whakaara.
3. Rautaki Whakamātautau SOC
Ka whakatakotoria te kaha katoa o te pākahiko me te xxAH mā te rorohiko manaaki. I te wā e utu ana, ina tae te ngaohiko pūtau ki te uara ngaohiko teitei rawa, ā, he ia utu kei reira, ka whakatikatikaina te SOC ki te 100%. (I te wā e tuku ana, nā ngā hapa tatau SOC, kāore pea te SOC e 0% ahakoa kua tutuki ngā tikanga whakaoho ngaohiko iti. Kia mōhio: Ka taea te whakarite i te rautaki o te akiaki i te SOC ki te kore i muri i te tiakitanga tukunga nui pūtau (ngaohiko iti).)
4. Rautaki Whakahaere Hapa
E rua ngā taumata o ngā hapa. He rerekē te whakahaere a te BMS i ngā taumata hapa rerekē:
- Taumata 1: Ngā hapa iti, ka whakaoho noa te BMS.
- Taumata 2: Ngā hapa nui, ka whakaoho te BMS ka tapahia te pana MOS.
Mō ngā hapa Taumata 2 e whai ake nei, kāore te pana MOS e tapahia: te whakaoho rerekētanga ngaohiko nui rawa, te whakaoho rerekētanga pāmahana nui rawa, te whakaoho SOC teitei, me te whakaoho SOC iti.
5. Mana Taurite
Ka whakamahia te taurite kore mahi. Ko teKa whakahaerehia e te BMS te tukunga o ngā pūtau ngaohiko teitei akemā roto i ngā ātete, ka marara te pūngao hei wera. Ko te iahiko taurite he 30mA. Ka tīmata te taurite ina tutukihia ngā tikanga katoa e whai ake nei:
- I te wā e utu ana;
- Ka tae ki te ngaohiko whakahohe taurite (ka taea te whakarite mā te rorohiko manaaki); Ka neke ake i te 50mV te rerekētanga ngaohiko i waenga i ngā pūtau (50mV te uara taunoa, ka taea te whakarite mā te rorohiko manaaki).
- Ngaohiko whakahohe taunoa mō te phosphate rino lithium: 3.2V;
- Ngaohiko whakahohe taunoa mō te lithium tuatoru: 3.8V;
- Ngaohiko whakahohe taunoa mō te lithium titanate: 2.4V;
6. Te Whakatau Tatau SOC
Ka whakatau tata te BMS i te SOC mā te whakamahi i te tikanga tatau coulomb, ka kohikohi i te utunga, i te tukunga rānei hei whakatau tata i te uara SOC o te pākahiko.
Hapa Whakataunga SOC:
| Te tika | Awhe SOC |
|---|---|
| ≤ 10% | 0% < SOC < 100% |
7. Te Tika o te Ngaohiko, te Iahiko, me te Pāmahana
| Mahi | Te tika | Wāhanga |
|---|---|---|
| Ngaohiko Pūtau | ≤ 15% | mV |
| Ngaohiko Katoa | ≤ 1% | V |
| Ināianei | ≤ 3%FSR | A |
| Te pāmahana | ≤ 2 | °C |
8. Te Whakamahinga Mana
- Te iahiko pau-ake o te papa taputapu ina mahi ana: < 500µA;
- Te au hiko whaiaro o te papa pūmanawa ina mahi ana: < 35mA (me te kore whakawhitiwhiti kōrero o waho: < 25mA);
- Iahiko whakamahi-ake i te aratau moe: < 800µA.
9. Pātene Ngāwari me te Pātene Kī
- Ko te arorau taunoa mō te mahi pana ngohengohe he arorau whakamuri; ka taea te whakarite ki te arorau pai.
- Ko te mahi taunoa o te pana matua ko te whakahohe i te BMS; ka taea te whakarite i ētahi atu mahi arorau.
Wā tuku: Hurae-12-2024
