Saboda sifofin dabatirin lithiumda kansa, dole ne a ƙara tsarin sarrafa batir (BMS). Batura marasa tsarin gudanarwa an hana amfani da su, wanda zai haifar da manyan haɗarin tsaro. Tsaro koyaushe shine fifiko ga tsarin batir. Batura, idan ba a kare su sosai ko kuma ba a sarrafa su sosai ba, na iya samun haɗarin gajeriyar rayuwa, lalacewa, ko fashewa.

BMS: (Tsarin Gudanar da Baturi) galibi ana amfani da shi ne a cikin batirin wutar lantarki, kamar motocin lantarki, kekunan lantarki, ajiyar makamashi da sauran manyan tsarin.

Manyan ayyukan tsarin kula da batir (BMS) sun haɗa da ƙarfin baturi, auna zafin jiki da na yanzu, daidaiton kuzari, lissafin SOC da nuni, ƙararrawa mara kyau, sarrafa caji da fitarwa, sadarwa, da sauransu, ban da ayyukan kariya na asali na tsarin kariya. Wasu BMS kuma suna haɗa da sarrafa zafi, dumama baturi, nazarin lafiyar batir (SOH), auna juriyar rufi, da ƙari.

Gabatarwa da nazarin ayyukan BMS:
1. Kariyar baturi, kamar PCM, caji fiye da kima, fitarwa fiye da kima, zafin jiki sama da kima, da kariyar gajeriyar hanya. Kamar batirin lithium-manganese na yau da kullun da abubuwa ukuBatirin lithium-ion, tsarin yana yanke caji ko fitarwa ta atomatik da zarar ya gano cewa duk wani ƙarfin baturi ya wuce 4.2V ko kuma duk wani ƙarfin baturi ya faɗi ƙasa da 3.0V. Idan zafin batirin ya wuce zafin aiki na batirin ko kuma wutar lantarki ta wuce ƙarfin fitarwa na wurin ajiyar batirin, tsarin yana yanke hanyar da ake amfani da ita ta atomatik don tabbatar da amincin baturi da tsarin.

2. Daidaiton kuzari, dukafakitin baturi, saboda batura da yawa a jere, bayan aiki na wani lokaci, saboda rashin daidaiton batirin da kansa, rashin daidaiton zafin aiki da wasu dalilai, a ƙarshe zai nuna babban bambanci, yana da babban tasiri ga rayuwar batirin da amfani da tsarin. Daidaiton kuzari shine don rama bambance-bambancen da ke tsakanin ƙwayoyin halitta daban-daban don yin wasu caji masu aiki ko sarrafawa na fitarwa, don tabbatar da daidaiton batirin, tsawaita rayuwar batirin. Akwai nau'ikan daidaiton aiki guda biyu da daidaiton aiki a masana'antar. Daidaiton aiki shine galibi don daidaita adadin wutar lantarki ta hanyar amfani da juriya, yayin da daidaiton aiki shine galibi don canja wurin adadin wutar lantarki daga baturi zuwa baturi tare da ƙarancin wutar lantarki ta hanyar capacitor, inductor ko transformer. An kwatanta daidaiton aiki da aiki a cikin teburin da ke ƙasa. Saboda tsarin daidaiton aiki yana da rikitarwa kuma farashin yana da yawa, babban har yanzu daidaiton aiki ne.

3. Lissafin SOC,ƙarfin baturiLissafi muhimmin ɓangare ne na BMS, tsarin da yawa suna buƙatar sanin yanayin wutar lantarki da ya rage daidai. Saboda ci gaban fasaha, lissafin SOC ya tara hanyoyi da yawa, buƙatun daidaito ba su da yawa ana iya dogara da ƙarfin baturi don yin hukunci akan sauran ƙarfin, babban hanyar da ta dace ita ce hanyar haɗin kai ta yanzu (wanda kuma aka sani da hanyar Ah), Q = ∫i dt, da kuma hanyar juriya ta ciki, hanyar hanyar sadarwa ta jijiyoyi, hanyar tace Kalman. Ƙimar da ake samu a yanzu har yanzu ita ce hanya mafi rinjaye a masana'antar.

4. Sadarwa. Tsarin sadarwa daban-daban suna da buƙatu daban-daban don hanyoyin sadarwa. Manyan hanyoyin sadarwa sun haɗa da SPI, I2C, CAN, RS485 da sauransu. Tsarin adana motoci da makamashi galibi CAN da RS485 ne.