1. Ƙarfin baturiyawa

Jimiri yana ɗaya daga cikin mafi mahimmancin wasan kwaikwayo na motocin lantarki, kuma yadda ake ɗaukar ƙarin batura a cikin iyakataccen sarari shine hanya mafi kai tsaye don haɓaka nisan juriya.Don haka, mahimmin mabuɗin don kimanta aikin baturi shine ƙarfin ƙarfin baturi, wanda shine kawai ƙarfin lantarki da ke ƙunshe a cikin baturi kowace raka'a nauyi ko girma, ƙarƙashin ƙarar ko nauyi ɗaya, Mafi girman ƙarfin ƙarfin, ƙarin ƙarfin lantarki za a samar da shi. , kuma tsawon jimrewa yana da ɗanɗano;A daidai matakin wutar lantarki, mafi girman ƙarfin ƙarfin baturin, nauyin batirin zai yi sauƙi.Mun san cewa nauyi yana da babban tasiri akan amfani da makamashi.Saboda haka, ko ta wane ra'ayi, ƙara ƙarfin ƙarfin baturi daidai yake da ƙara ƙarfin abin hawa.
Daga fasahar zamani, ƙarfin ƙarfin batirin lithium na ternary shine gabaɗaya 200wh / kg, wanda zai iya kaiwa 300wh / kg a nan gaba;A halin yanzu, baturin phosphate na lithium baƙin ƙarfe yana ɗaukar nauyi a 100 ~ 110wh / kg, kuma wasu na iya kaiwa 130 ~ 150wh / kg.BYD ya fitar da wani sabon ƙarni na batirin lithium iron phosphate “baturi ruwa” a cikin lokaci.Its “ƙayyadadden yawan ƙarfin kuzarinsa” ya fi 50% sama da na batirin lithium baƙin ƙarfe phosphate na gargajiya, amma kuma yana da wahala a karya ta 200wh / kg.

2. High zafin jiki juriya

Tsaro yana daya daga cikin manyan matsalolin motocin lantarki, kuma amincin batura shine babban fifikon motocin lantarki.Baturin lithium na ternary yana da matukar kula da zafin jiki kuma zai rugujewa a kusan digiri 300, yayin da sinadarin phosphate na lithium ya kai kimanin digiri 800.Bugu da ƙari, sinadarai na kayan lithium na ternary ya fi tsanani, wanda zai saki kwayoyin oxygen, kuma electrolyte zai ƙone da sauri a ƙarƙashin aikin babban zafin jiki.Don haka, buƙatun batirin lithium na ternary don tsarin BMS suna da girma sosai, kuma ana buƙatar na'urar kariya ta zafin jiki da tsarin sarrafa baturi don kare amincin baturi.

3. Rashin daidaituwar zafin jiki

Ƙaddamar da nisan abin hawa na lantarki a cikin hunturu ciwon kai ne ga kamfanonin abin hawa.Gabaɗaya, ƙaramin zafin sabis na lithium baƙin ƙarfe phosphate baya ƙasa -20 ℃, yayin da mafi ƙarancin zafin jiki na lithium na ternary zai iya zama ƙasa da -30 ℃.Ƙarƙashin yanayin ƙananan zafin jiki guda ɗaya, ƙarfin lithium na ternary yana da girma fiye da na lithium iron phosphate.Misali, a debe 20 ° C, batirin lithium na ternary zai iya sakin kusan kashi 80% na iya aiki, Batirin phosphate na lithium baƙin ƙarfe zai iya saki kusan kashi 50% na ƙarfinsa.Bugu da kari, dandali fitarwa na ternary lithium baturi a cikin ƙananan zafin jiki ya fi na lithium iron phosphate baturi, wanda zai iya ba da babbar wasa ga ikon mota da kuma mafi iko.

4. Yin caji

Babu wani bambanci a fili tsakanin ƙarfin caji na yau da kullun / jimlar ƙarfin ƙarfin baturi na ternary lithium da batirin lithium baƙin ƙarfe phosphate lokacin caji a sama da 10 C. lokacin caji akan ƙimar sama da 10 C, ƙarfin caji na yau da kullun / jimlar iya aiki. rabon lithium iron phosphate baturi karami ne.Mafi girma da cajin kudi, mafi bayyane bambanci tsakanin m halin yanzu caji iya aiki / jimlar iya aiki rabo da ternary abu baturi, Wannan yana da alaka da kananan ƙarfin lantarki canji na lithium baƙin ƙarfe phosphate a 30% ~ 80% SOC.
5. Zagayowar rayuwa
Ƙarfin ƙarfin baturi wani wuri ne mai zafi na motocin lantarki.Adadin cikakken caji da sake zagayowar batirin lithium baƙin ƙarfe phosphate ya fi 3000, yayin da rayuwar sabis na baturin lithium na ternary ya fi guntu na baturin ƙarfe phosphate na lithium.Idan adadin cikakken cajin da zagayowar fitarwa ya fi 2000, za a fara bayyana attenuation.
6. Kudin samarwa
Abubuwan nickel da cobalt da ake buƙata don batir lithium na ternary karafa ne masu daraja, yayin da batir phosphate na lithium baƙin ƙarfe ba su ƙunshi kayan ƙarfe masu daraja ba, don haka farashin batir lithium na ternary yana da tsada.

Total: batirin lithium na ternary ko baturin iron phosphate na lithium suna da nasu fa'idodi da rashin amfani.A halin yanzu, suna da wakilai daban-daban.Masu kera suna karya ta hanyar ƙuntatawa na fasaha masu dacewa kuma kawai zaɓi baturin kayan da suka dace daidai da takamaiman buƙatu