Tesla ya kasance babban kanun labarai a gida da waje kwanan nan, kuma akwai labarai mara kyau game da jinkirin Model 3 da rufewa. Duk da haka, tare da bayyana ƙarin bayani da bayyanar da sigogi na Model3P80D, babban canji shine amfani da sabon baturi 21700 maimakon ainihin baturi.

Menene batirin 18650

5 batura a 18650 idan aka kwatanta da 18650

Domin sauƙaƙe fahimtar baturin 21700 kuma mafi ban sha’awa don tattaunawa da abokanka, bari mu ɗan yi bitar batirin 18650 na Tesla na yanzu. Bayan haka, ƙa’ida ɗaya ce.

A matsayin batirin silindari, 18650 yana da siffa daban-daban da batir AA na yau da kullun. Wannan ya sa ya zama mai amfani ga samfuran lantarki daban-daban. Kuma idan aka kwatanta da baturin AA5 na gargajiya, ƙarar ya fi girma kuma ana iya kiyaye ƙarfin da kyau.

Dole ne in ambaci sunansa, batirin cylindrical, suna da ƙa’idar suna mai sauƙi, 18650, misali, nuni biyu na farko, millimita nawa a diamita wannan baturi, lambar tana wakiltar tsayi da siffar baturin (lamba 0). (Cylindrical), ko 18650 batura masu diamita na mm 18 da tsayin batirin cylindrical mm 65. Asali Sony ne ya gabatar da mizanin, amma bai zama sananne a farkon ba, saboda ana iya canza siffar bisa ga bukatun. .

Tare da haɓaka fitilolin walƙiya, kwamfutoci na littafin rubutu, da sauransu, 18650 ta ƙaddamar da lokacin kololuwar samfurinta. Baya ga masana’antun kasashen waje irin su Panasonic da Sony, wasu kananan tarurrukan cikin gida kuma sun fara kera irin wadannan batura. Koyaya, idan aka kwatanta da matsakaicin ƙarfin masana’antun ƙasashen waje sama da 3000ma, ƙarfin samfuran cikin gida bai fi girma ba, kuma yawancin batura na cikin gida suna da ƙarancin kulawa, wanda kai tsaye ya lalata sunan batir 18650.

Me yasa amfani da baturi 18650

Batirin IPhoneX daya ne daga cikin wadannan batura masu tarin yawa

Tesla ya zaɓi 18650 saboda balagaggen fasaha, in mun gwada da ingancin makamashi yawa, da kuma barga ingancin iko. Bugu da ƙari, a matsayin mai kera motoci masu tasowa, Tesla ba shi da wata fasaha ta samar da baturi a da, don haka yana da tsada-tsari don siyan samfuran balagagge kai tsaye daga ƙwararrun masana’anta fiye da yin bincike ko nemo masana’anta don samar da batura masu tarawa.

700Wh 18650 fakitin baturi

Koyaya, idan aka kwatanta da batura masu tarin yawa, 18650 ya fi ƙanƙanta kuma yana da ƙarancin kuzari na sirri! Wannan yana nufin ana buƙatar ƙarin batura guda ɗaya don samar da fakitin baturi mai dacewa don haɓaka kewayon tafiye-tafiyen abin hawa. Wannan yana haifar da ƙalubalen fasaha: yadda ake sarrafa dubban batura?

A saboda wannan dalili, Tesla ya ƙirƙiri wani tsari na babban tsarin sarrafa baturi na BMS don sarrafa dubban batura na 18650 (saboda rikitarwa na tsarin gudanarwa, wannan labarin ba zai sake maimaita shi ba, kuma zan bayyana muku shi daga baya). A karkashin daidaitaccen tsarin gudanarwa, yana da kyakkyawar kula da ingancin baturi na 18650 da kuma daidaitattun daidaitattun mutum, wanda kuma ya sa tsarin duka ya kula da babban iko da kwanciyar hankali.

Amma saboda tsarin sarrafa batirin BMS yana da nauyi sosai, yana haifar da wata matsala mai mutuƙar mutuwa: ta yaya za a magance matsalar zubar da zafi na tsarin baturi?!

Idan ka kwakkwance batirin wayar salula na zamani, za ka ga cewa harsashin batirin ba shi da wahala sosai, amma ana kiyaye shi da farantin karfen aluminum. Amfanin wannan shine ana iya sanya shi sirara sosai, don haka kada ku damu da yawa game da zubar da zafi. Amma rashin amfani shi ne cewa yana da sauƙin karya, har ma da lanƙwasa da hannu, da hayaki.

18650 karfe kariya hannun riga

Amma baturin 18650 ya bambanta. Don dalilai na aminci, an lulluɓe saman baturin da ƙarfe ko aluminum gami don hana baturin fashewa. Amma wannan tsattsauran tsari ne ke kawo ƙalubale ga ɗumamar zafi, musamman idan aka haɗa batura 8000 tare.

Tsarin BMS na Tesla

Tesla yana amfani da nau’in fitar da injin don kwantar da batura da ruwa don tabbatar da cewa bambancin zafin jiki tsakanin kowane baturi bai wuce digiri 5 ba. Amma wannan hanyar sanyaya ta haifar da wata matsala: nauyi da farashi!

Domin idan aka kwatanta ƙarfin ƙarfin baturin 18650 da ƙarfin ƙarfin baturin da aka tattara, amfanin 18650 a bayyane yake. Amma idan kun ƙara nauyin tsarin sarrafa baturi na BMS zuwa fakitin baturi na 18650, ƙarfin ƙarfin ƙarfin baturin da aka tattara zai wuce 18650! Wannan yana tabbatar da yadda tsarin BMS yake da rikitarwa. Don haka don magance matsalolin nauyi da farashi, mafita mafi sauƙi ita ce maye gurbin baturin 18650 wanda ya tsufa.

Menene fa’idodin batirin 21700

Tun da samfuran batirin cylindrical sun riga sun balaga, yana yiwuwa a ƙara diamita na 3mm da tsayin 50mm akan asalin 18650, ƙara ƙarar kai tsaye kuma ya kawo mafi girma Mah. Bugu da kari, saboda girmansa, baturin 21700 yana da kunnen matakai da yawa, wanda dan kadan ya kara saurin cajin baturin. Bugu da ƙari, girman girman baturi, adadin batir ɗin da ke cikin abin hawa zai ragu sosai, ta yadda za a rage rikitarwa na tsarin BMS, ta yadda za a rage nauyi da farashi.

Keken dutsen lantarki mai batura 21,700

Amma Tesla ba shine kamfani na farko da ya fara amfani da batura 21,700 ba. Tun a shekarar 2015, Panasonic ya jagoranci yin amfani da batura a cikin kekunan wutar lantarki. Daga baya, Tesla ya ga cewa amfani da wannan baturi yana da tasiri sosai, don haka ya ba da shawarar siyan haɓakawa kamar Panasonic. Tare da haɗin gwiwar dogon lokaci guda biyu, yana da dabi’a don Model 3 don amfani da 21700.

model iya amfani da 21700

A cewar Musk, ba na jin za a yi amfani da shi nan gaba kadan, amma tabbas za a yi amfani da shi a cikin na gaba. Bayan haka, wannan baturi ya taka rawar gani sosai a farashin samarwa da farashi!

Bugu da kari, babbar matsalar da motocin lantarki ke fuskanta ita ce yaushe ne fasahar batir za ta kai ga gaci mai inganci. Amma idan ka duba da kyau, yana haifar da tambayoyi biyu masu wuyar gaske: wacce za a zaɓa tsakanin tsawon rayuwar baturi da saurin caji. Musk da alama ya zaɓi caji mai sauri saboda ya bayyana a sarari cewa ba ya son ganin jimlar samfurin kuma ModelX ya wuce 100 kWh.

Tesla model chassis

Akwai wata matsala kuma da za a warware, kuma ita ce ƙirar chassis. Girman batirin lithium mai lamba 18650 ya sha bamban da girman batirin 21700, wanda kai tsaye ya kai ga sauyi a tsarin na’urar inda ake shigar da baturin. A takaice dai, Tesla dole ne ya sake fasalin chassis na samfuran da ke akwai don ɗaukar batura 21,700.

Sabbin bayanai na Model3P80D

Model3P80D a halin yanzu shine samfurin Model3 mafi sauri da aka sani, sanye take da injinan lantarki a gaba da baya, yana fahimtar tsarin tuƙi mai ƙafa huɗu ta hanyar tashi-by-waya. 0-100km/h hanzari a cikin 3.6 seconds, m yanayin hanya kewayon 498 kilomita! Ƙarfin fakitin baturi 21,700 shine 80.5 KWH, wanda shine asalin sunan P80D.

BAIC New Energy van sanye take da yuan 21,700 na lithium

A zahiri, baturin 21700 ba fasaha ce ta ci gaba ba. Idan ka bude Taobao, zaka iya nemo baturin 21700. Hakanan ya dace da na’urori masu ɗaukuwa kamar fitilun walƙiya da sigari na e-cigare kamar baturin 18650. Bugu da kari, manyan motocin gida biyu na BAIC da King Long sun yi amfani da fakitin baturi 21,700 a farkon bazarar da ta gabata. Daga wannan ra’ayi, ba fasaha ba ce ta baƙar fata, kuma masana’antun cikin gida su ma suna kera ta, amma fasalin Model3 na jigon ya sa shi a gaba. Abin da na fi kulawa shi ne lokacin da za a kawo Model 3 a China!