Pa Seputembara 13, Unduna wa Zamakampani ndi Zaukadaulo Zaukadaulo udalengeza kuti GB/T 20234.1-2023 "Zida Zolumikizira Zoyendetsa Magalimoto Amagetsi Gawo 1: Cholinga Chake" idaperekedwa posachedwa ndi Unduna wa Zamakampani ndi Upangiri Waukadaulo komanso pansi paulamuliro wa National Technical Committee for Automotive Standardization. Zofunikira" ndi GB/T 20234.3-2023 "Zolumikizira Zida Zopangira Ma Conductive Charging of Electric Vehicles Gawo 3: DC Charging Interface" miyezo iwiri yovomerezeka ya dziko idatulutsidwa mwalamulo.
Ndikutsatira njira zaukadaulo zamakono za DC zomwe zikuchitika mdziko langa ndikuwonetsetsa kuti malo opangira ma charger atsopano ndi akale azitha, mulingo watsopanowu umawonjezera kuchuluka kwacharge kuyambira 250 amps mpaka 800 amps ndi mphamvu yolipira800kw pa, ndikuwonjezera kuzizira kogwira ntchito, kuyang'anira kutentha ndi zina zowonjezera. Zofunikira paukadaulo, kukhathamiritsa ndi kukonza njira zoyesera zama makina, zida zotsekera, moyo wautumiki, ndi zina zambiri.
Unduna wa Zamakampani ndi Upangiri Wachidziwitso udawonetsa kuti milingo yolipiritsa ndiyo maziko owonetsetsa kulumikizana pakati pa magalimoto amagetsi ndi zida zolipirira komanso kulipiritsa kotetezeka komanso kodalirika. M'zaka zaposachedwa, kuchuluka kwa magalimoto amagetsi akuchulukirachulukira komanso kuchuluka kwa mabatire amagetsi kukukulirakulira, ogula akufunika kwambiri kuti magalimoto aziwonjezera mphamvu zamagetsi mwachangu. Ukadaulo watsopano, mitundu yatsopano yamabizinesi, ndi zofuna zatsopano zomwe zimayimiridwa ndi "charging champhamvu kwambiri cha DC" zikupitilizabe Kutuluka, zakhala mgwirizano wamba mumakampani kuti afulumizitse kukonzanso ndikuwongolera miyezo yoyambirira yokhudzana ndi malo opangira ma charger.
Malinga ndi chitukuko cha ukadaulo wamagalimoto amagetsi amagetsi komanso kufunikira kwa kuthamangitsidwa mwachangu, Unduna wa Zamakampani ndi Zaukadaulo Zaukadaulo unapanga National Automotive Standardization Technical Committee kuti amalize kukonzanso mfundo ziwiri zovomerezeka zapadziko lonse, ndikukwaniritsa kukweza kwatsopano kwa mtundu wa 2015 wa chiwembu chapadziko lonse lapansi (chomwe chimadziwika kuti "2015 +" standard), chomwe chimathandizira kusinthika kwazinthu zachilengedwe, kuwongolera komanso kuwongolera chitetezo, kuwongolera komanso kuwongolera zida zachitetezo. nthawi yomweyo kukwaniritsa zosowa zenizeni za DC low-power and high-power charger.
Mu sitepe yotsatira, Unduna wa Zamakampani ndi Ukadaulo Wachidziwitso ukonza magawo ofunikira kuti azitha kulengeza mozama, kukwezedwa ndi kukhazikitsidwa kwa miyezo iwiri yadziko, kulimbikitsa kukwezedwa ndi kugwiritsa ntchito zida zamphamvu za DC ndiukadaulo wina, ndikupanga malo otukuka apamwamba kwambiri amakampani atsopano opangira magetsi komanso malo ogulitsa malo. Malo abwino. Kulipiritsa pang'onopang'ono nthawi zonse kwakhala vuto lalikulu pamsika wamagalimoto amagetsi.
Malinga ndi lipoti la Soochow Securities, pafupifupi theoretical charging rate of hot-selling rate yomwe imathandizira kuthamangitsa mwachangu mu 2021 ndi pafupifupi 1C (C imayimira kuchuluka kwa batire yamagetsi. Mwa mawu a layman, 1C charger imatha kulipiritsa batire mumphindi 60) , ndiye kuti, zimatengera mphindi 30 mpaka 30% kuti mukwaniritse batire ya SOC 30% moyo uli pafupifupi 219km (NEDC muyezo).
M'malo mwake, magalimoto ambiri amagetsi amagetsi amafunikira mphindi 40-50 zolipiritsa kuti akwaniritse SOC 30% -80% ndipo amatha kuyenda pafupifupi 150-200km. Ngati nthawi yolowa ndikuchoka pamalo othamangitsira (pafupifupi mphindi 10) ikuphatikizidwa, galimoto yamagetsi yamagetsi yomwe imatenga pafupifupi ola la 1 kuti ilipire imatha kuyendetsa pamsewu waukulu pafupifupi ola limodzi.
Kukwezeleza ndi kugwiritsa ntchito matekinoloje monga kuyitanitsa ma DC amphamvu kwambiri kudzafunika kukwezanso netiweki yolipiritsa mtsogolomo. Unduna wa Sayansi ndi Ukadaulo udalengeza m'mbuyomu kuti dziko langa tsopano lamanga malo opangira zolipiritsa omwe ali ndi zida zambiri zolipiritsa komanso gawo lalikulu kwambiri lothandizira. Malo ambiri ochapira anthu ambiri amakhala ndi zida zochapira mwachangu za DC zokhala ndi 120kW kapena kupitilira apo.7kW AC Kuthamanga kwapang'onopang'ono miluzakhala zokhazikika m'mabungwe apadera. Kugwiritsa ntchito kulipiritsa mwachangu kwa DC kwatchuka kwambiri pamagalimoto apadera. Malo opangira ndalama pagulu ali ndi nsanja zamtambo zowunikira nthawi yeniyeni. Kuthekera, kupeza mulu wa APP ndi kulipira pa intaneti zakhala zikugwiritsidwa ntchito kwambiri, ndipo matekinoloje atsopano monga kulipiritsa mphamvu zambiri, kulipiritsa kwa DC wamagetsi ochepa, kulumikiza paotomatiki ndi kulipiritsa mwadongosolo akutukuka pang'onopang'ono.
M'tsogolomu, Unduna wa Sayansi ndi Ukadaulo udzayang'ana kwambiri matekinoloje ndi zida zoyendetsera bwino komanso kusinthana kogwirizana, monga matekinoloje ofunikira olumikizirana ndi mitambo yamagalimoto, njira zolipirira malo ndi matekinoloje oyendetsa mwadongosolo, matekinoloje ofunikira opangira ma waya opanda zingwe, komanso matekinoloje ofunikira osinthira mabatire mwachangu. Limbikitsani kafukufuku wasayansi ndiukadaulo.
Mbali inayi,kuthamangitsa kwamphamvu kwambiri kwa DCamaika zofunikira zapamwamba pa ntchito ya mabatire amphamvu, zigawo zikuluzikulu za magalimoto amagetsi.
Malinga ndi kusanthula kwa Soochow Securities, choyamba, kuonjezera kuchuluka kwa batire kumatsutsana ndi mfundo yowonjezeretsa kachulukidwe ka mphamvu, chifukwa kuchuluka kwamphamvu kumafuna tinthu tating'onoting'ono ta zinthu zabwino komanso zoyipa zama elekitirodi a batri, komanso kuchuluka kwamphamvu kwamagetsi kumafunikira tinthu tating'onoting'ono tazinthu zabwino komanso zoyipa zama elekitirodi.
Kachiwiri, kulipiritsa kwamphamvu kwambiri m'boma lamphamvu kwambiri kumabweretsa zovuta zamtundu wa lithiamu komanso zotsatira za kutentha kwa batri, zomwe zimapangitsa kuti chitetezo cha batri chichepe.
Pakati pawo, batri negative electrode material ndiye chinthu chachikulu cholepheretsa kulipiritsa mwachangu. Ichi ndi chifukwa zoipa elekitirodi graphite amapangidwa graphene mapepala, ndi ayoni lithiamu kulowa pepala m'mbali. Choncho, pa kusala kudya ndondomeko, ndi elekitirodi zoipa mwamsanga kufika malire a mphamvu kuyamwa ayoni, ndi lifiyamu ayoni kuyamba kupanga olimba zitsulo lifiyamu pamwamba pa particles graphite, ndiye m'badwo Lithium mpweya mpweya mbali anachita. Kutentha kwa lithiamu kudzachepetsa gawo logwira ntchito la elekitirodi yoyipa kuti ma ion a lithiamu ayikidwe. Kumbali imodzi, imachepetsa mphamvu ya batri, imawonjezera kukana kwamkati, ndikufupikitsa moyo. Kumbali ina, makhiristo a mawonekedwe amakula ndikuboola cholekanitsa, zomwe zimakhudza chitetezo.
Pulofesa Wu Ningning ndi ena ku Shanghai Handwe Makampani Co., Ltd. nawonso m'mbuyomu analemba kuti kuti kupititsa patsogolo kudya nawuza mphamvu ya mabatire mphamvu, m'pofunika kuonjezera kusamuka lifiyamu ayoni mu batire cathode chuma ndi kufulumizitsa embedding wa ayoni lifiyamu mu zinthu anode. Konzani ma ionic conductivity ya electrolyte, sankhani cholekanitsa chothamanga, konzani ma ionic ndi ma elekitirodi amagetsi, ndikusankha njira yoyenera yolipirira.
Komabe, zomwe ogula angayembekezere ndikuti kuyambira chaka chatha, makampani opanga mabatire apanyumba ayamba kupanga ndikuyika mabatire othamangitsa mwachangu. Mu August chaka chino, CATL kutsogolera anamasulidwa 4C Shenxing superchargeable batire yochokera zabwino lithiamu chitsulo phosphate dongosolo (4C zikutanthauza kuti batire akhoza mokwanira mlandu kotala la ola), amene angathe kukwaniritsa "10 mphindi chachargeable ndi osiyanasiyana 400 kw" Super mofulumira kulipiritsa liwiro. Pa kutentha kwabwino, batire imatha kulipiritsidwa mpaka 80% SOC pakadutsa mphindi 10. Panthawi imodzimodziyo, CATL imagwiritsa ntchito teknoloji yolamulira kutentha kwa selo pa nsanja ya dongosolo, yomwe imatha kutentha kutentha kwa kutentha kwabwino kwambiri m'madera otsika kutentha. Ngakhale m'malo otsika kwambiri -10 ° C, amatha kulipira 80% mu maminiti a 30, ndipo ngakhale kuchepa kwa kutentha kwa Zero-zana-zana-zana-speed-speed speed sivunda mu mphamvu yamagetsi.
Malinga ndi CATL, mabatire a Shenxing apangidwa mochuluka mkati mwa chaka chino ndipo adzakhala oyamba kugwiritsidwa ntchito mumitundu ya Avita.
CATL's 4C Kirin yothamanga mwachangu batire yotengera ternary lithiamu cathode material yakhazikitsanso mtundu wabwino wamagetsi wamagetsi chaka chino, ndipo posachedwapa yakhazikitsa galimoto yapamwamba kwambiri yosaka ya krypton 001FR.
Kuphatikiza pa Ningde Times, pakati pa makampani ena a batire apanyumba, China New Aviation yakhazikitsa njira ziwiri, masikweya ndi ma cylindrical akulu, m'munda wa 800V wothamanga mwachangu. Mabatire a square amathandizira 4C kuthamanga mwachangu, ndipo mabatire akuluakulu a silinda amathandizira 6C kuthamanga mwachangu. Ponena za njira ya batire ya prismatic, China Innovation Aviation imapereka Xpeng G9 ndi m'badwo watsopano wa mabatire achitsulo a lithiamu othamanga kwambiri komanso mabatire a sing'anga-nickel high-voltage ternary opangidwa potengera nsanja ya 800V yamphamvu kwambiri, yomwe imatha kukwaniritsa SOC kuchokera 10% mpaka 80% mu mphindi 20.
Honeycomb Energy inatulutsa Battery ya Dragon Scale mu 2022. Batireyi imagwirizana ndi njira zonse zopangira mankhwala monga iron-lithium, ternary, ndi cobalt-free. Zimakwirira makina othamangitsira mwachangu a 1.6C-6C ndipo amatha kukhazikitsidwa pamitundu yotsatizana ya A00-D-class. Mtunduwu ukuyembekezeka kuyikidwa pakupanga kotala lachinayi la 2023.
Yiwei Lithium Energy idzatulutsa batire lalikulu la cylindrical π mu 2023. Tekinoloje yoziziritsa ya "π" ya batri imatha kuthetsa vuto la kuyitanitsa mwachangu komanso kutentha kwa mabatire. Mabatire ake 46 akulu akulu a silinda akuyembekezeka kupangidwa mochuluka ndikuperekedwa kotala lachitatu la 2023.
Mu Ogasiti chaka chino, Sunwanda Company idauzanso osunga ndalama kuti batire ya "flash charge" yomwe kampaniyo idayambitsa pamsika wa BEV ikhoza kusinthidwa kukhala ma 800V high-voltage ndi 400V normal-voltage system. Mabatire othamanga kwambiri a 4C apanga zambiri m'gawo loyamba. Kupanga mabatire a 4C-6C "flash charger" kukuyenda bwino, ndipo zochitika zonse zimatha kukhala ndi moyo wa batri wa 400 kw mu mphindi 10.
Nthawi yotumiza: Oct-17-2023