Ubuchwepheshe be-Frontier: Kungani amabhethri e-lithium edinga i-BMS?

Ibhodi yokuvikela ibhethri le-lithiumamathuba emakethe

Ngesikhathi sokusetshenziswa kwamabhethri e-lithium, ukushaja ngokweqile, ukukhipha ngokweqile, kanye nokukhipha ngokweqile kuzothinta impilo yesevisi kanye nokusebenza kwebhethri. Ezimweni ezimbi kakhulu, kuzobangela ukuthi ibhethri le-lithium lishise noma liqhume. Kube nezimo zamabhethri e-lithium efoni ephathekayo aqhuma futhi abangele ukulimala. I-IT ivame ukwenzeka kanye nokubuyiswa kwemikhiqizo yebhethri le-lithium ngabakhiqizi befoni ephathekayo. Ngakho-ke, ibhethri ngalinye le-lithium kumele lifakwe ibhodi lokuvikela ukuphepha, eliqukethe i-IC ezinikele kanye nezingxenye eziningana zangaphandle. Ngokusebenzisa iluphu yokuvikela, ingaqapha futhi ivimbele ukulimala kwebhethri, ivimbele ukushaja ngokweqile, ukudlula-ukukhishwa, kanye nokujikeleza okufushane okubangelwa ukubangela ukusha, ukuqhuma, njll.

Umgomo kanye nomsebenzi webhodi lokuvikela ibhethri le-lithium

I-short circuit ebhethrini le-lithium iyingozi kakhulu. I-short circuit izobangela ibhethri ukuthi likhiqize ugesi omkhulu kanye nokushisa okukhulu, okuzolimaza kakhulu impilo yebhethri. Ezimweni ezimbi kakhulu, ukushisa okukhiqizwayo kuzobangela ukuthi ibhethri lishise futhi liqhume. Umsebenzi wokuvikela webhodi lokuvikela elenziwe ngokwezifiso lebhethri le-lithium ukuthi lapho kukhiqizwa ugesi omkhulu, ibhodi lokuvikela lizovalwa ngokushesha ukuze ibhethri lingasakwazi ukusebenza futhi kungabikho ukushisa okukhiqizwayo.

Imisebenzi yebhodi yokuvikela ibhethri le-lithium: ukuvikela ukushaja ngokweqile, ukuvikela ukukhishwa, ngaphezulu-ukuvikelwa kwamanje, ukuvikelwa kwesekethe esifushane. Ibhodi lokuvikela lesisombululo esihlanganisiwe liphinde libe nokuvikelwa kokunqamula. Ngaphezu kwalokho, ukulinganisela, ukulawula izinga lokushisa kanye nemisebenzi yokushintsha okuthambile kungaba yinto ongayikhetha.

Ukwenziwa ngokwezifiso kwebhodi lokuvikela ibhethri le-lithium

  1. Uhlobo lwebhethri (I-Li-ion, I-LifePo4, I-LTO), nquma ukumelana kweseli yebhethri, zingaki izinhlayiya kanye nokuxhumana okungaki okuhambisanayo?
  2. Nquma ukuthi ibhethri lishajwa ngembobo efanayo noma ngembobo ehlukile. Imbobo efanayo isho intambo efanayo yokushaja nokukhipha. Imbobo ehlukile isho ukuthi izintambo zokushaja nokukhipha zizimele.
  3. Nquma inani lamanje elidingekayo ebhodini lokuvikela: I=P/U, okungukuthi, lamanje = amandla/i-voltage, i-voltage yokusebenza eqhubekayo, i-charging eqhubekayo kanye ne-discharge current, kanye nosayizi.
  4. Ukulinganisela ukwenza ama-voltage amabhethri ku-string ngayinye yebhethri angahlukani kakhulu, bese ukhipha ibhethri nge-resistor yokulinganisela ukuze ama-voltage amabhethri ku-string ngayinye avame ukuhambisana.
  5. Ukuvikelwa kokulawula izinga lokushisa: vikela iphakethe lebhethri ngokuhlola izinga lokushisa lebhethri.

Amasimu esicelo sebhodi lokuvikela ibhethri le-lithium

Izinkambu zokusetshenziswa: amabhethri kagesi aphakathi namakhulu njengezimoto zohlobo lwe-AGV, izimoto zezimboni, ama-forklift, izithuthuthu zikagesi ezisheshayo, izinqola zegalofu, ama-four-wheeler asheshayo, njll.

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Isikhathi sokuthunyelwe: Okthoba-11-2023

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