Ukadaulo Waposachedwa wa Mabatire a Zida Zamakono
Kupanga zida zamakono—kuyambira mafoni a m'manja ndi ma laputopu opyapyala mpaka ma watchwatch ndi zida zamagetsi zopanda zingwe—kumagwirizana kwambiri ndi chinthu chimodzi chofunikira: batire. Pamene zowonetsera zikuwala, ma processor akuchulukirachulukira, komanso kulumikizana mwachangu, momwemonso kufunikira kwa mabatire kumakulirakulira. Ogwiritsa ntchito amafuna nthawi yayitali ya batire, kuyatsa mwachangu, zida zopyapyala, komanso chitetezo chowonjezereka. Chifukwa chake, luso laukadaulo wa batire lakhala limodzi mwa madera opikisana kwambiri ofufuza m'makampani amagetsi masiku ano.
Kulamulira kwa Lithium-ion ndi Kusintha Kwake
Mabatire a Lithium-ion (Li-ion) akadali muyezo wagolide chifukwa cha mphamvu zawo zambiri, kulemera kwawo kopepuka, komanso magwiridwe antchito okhazikika. Komabe, Li-ion yomwe imagwiritsidwa ntchito mu zida zamakono sinayimebe kuyambira pomwe idatchuka koyamba. Kukula kwake kwachitika chifukwa cha kusintha kwa zinthu za cathode ndi anode, kapangidwe ka maselo, ndi machitidwe oyang'anira mabatire.
Kumbali ya cathode, mitundu ina yotchuka ikuphatikizapo NMC (Nickel Manganese Cobalt) ndi NCA (Nickel Cobalt Aluminium). Chizolowezi chapadziko lonse lapansi ndikuwonjezera kuchuluka kwa nickel kuti kuwonjezere kuchuluka kwa mphamvu, pomwe kuchepetsa cobalt yokwera mtengo komanso yotsutsana mu unyolo woperekera. Pakadali pano, pazida zomwe zimayika patsogolo nthawi yayitali komanso kukhazikika kwa kutentha, LFP (Lithium Iron Phosphate) ikukopa chidwi. LFP nthawi zambiri imakhala yotetezeka komanso yolimba kwambiri, ngakhale kuchuluka kwake kwa mphamvu kumakhala kotsika kuposa NMC/NCA. Muzida zina, makamaka zomwe zimafuna chitetezo chowonjezera, LFP ndi njira yokongola.
Silicon Anode: Mphamvu Yaikulu Yofanana ndi Kukula
Chinthu chimodzi chomwe chikukambidwa kwambiri ndi kugwiritsa ntchito silicon mu ma anode. Ma anode a graphite wamba ali ndi mphamvu yochepa yoganizira. Koma silicon, kumbali ina, imatha kusunga ma ayoni ambiri a lithiamu, zomwe zitha kuwonjezera mphamvu ya batri popanda kuwonjezera kukula kwake.
Vuto ndilakuti silicon imakula kwambiri ikatulutsa mphamvu, zomwe zingayambitse kusweka, kuwonongeka mwachangu, komanso kuchepa kwa mphamvu. Chifukwa chake, opanga nthawi zambiri sasintha nthawi yomweyo kupita ku "ma anode a silicon onse," koma m'malo mwake amagwiritsa ntchito ma anode okhala ndi silicon. Njirayi imapereka kuwonjezeka pang'onopang'ono kwa mphamvu pamene ikusunga kulimba kwa kayendedwe kake. M'zaka zaposachedwa, zida zapamwamba zayamba kugwiritsa ntchito mankhwala a anode opangidwa ndi silicon kuti akwaniritse moyo wautali wa batri m'malo ocheperako.
Mabatire Olimba : Lonjezo la Chitetezo ndi Kuchuluka kwa Mphamvu
Mabatire a Solid-state (mabatire okhala ndi ma electrolyte olimba) nthawi zambiri amaonedwa ngati "tsogolo" la kusungira mphamvu . Mu mabatire wamba a Li-ion, electrolyte imakhala ngati madzi kapena gel. Ma electrolyte amadzimadzi amatha kutayikira mosavuta, kutentha, ndipo amafunika mapangidwe olimba oteteza. Mabatire a Solid-state ali ndi kuthekera kochepetsa zoopsazi komanso kulola kugwiritsa ntchito ma anode achitsulo a lithiamu, omwe amatha kuwonjezera kuchuluka kwa mphamvu.
Komabe, mabatire olimba akadali ndi mavuto: ndalama zambiri zopangira, zovuta pakupanga kwakukulu, komanso zovuta zokhudzana ndi kulumikizana pakati pa electrolyte yolimba ndi ma electrode, zomwe zingakhudze magwiridwe antchito a batire komanso nthawi yomwe batire limagwira ntchito . Ngakhale zili choncho, kafukufuku ndi ndalama m'derali ndizolimba. Pazida zamakono, mabatire olimba amalonjeza zida zopyapyala, zotetezeka, komanso zokhalitsa - ngakhale kuti kugwiritsidwa ntchito kwawo kwakukulu kumakhala kochedwa.
Kuchaja Mwachangu Kwambiri ndi Kapangidwe ka Voltage
Kufunika kwa ogwiritsa ntchito kuti azitha kuyatsa mwachangu kwapangitsa kuti pakhale ukadaulo wochatsa mwachangu kwambiri. Tsopano, kuyatsa pa ma watts 30–120 kapena kuposerapo n'kofala pa mafoni ena a m'manja. Chinsinsi si kungogwiritsa ntchito adaputala yamphamvu kwambiri, koma dongosolo lonse: zingwe, madoko, kuwongolera kutentha, kapangidwe ka maselo a batri, ndi ma algorithms ochaja.
Opanga ambiri amagwiritsa ntchito kapangidwe ka ma cell awiri kapena ma voltage apamwamba. Mwachitsanzo, batire imagawidwa m'ma cell awiri omwe amachajidwa nthawi imodzi, zomwe zimathandiza kuti kutentha kuyende bwino komanso kuti magetsi azichajidwa pang'ono pa selo iliyonse. Kuphatikiza apo, makina amakono ochajira amagwiritsa ntchito njira yotsatsira: mwachangu poyamba batire ikachepa, kenako imachepa mphamvu ikayandikira kutchajidwa kwathunthu kuti batire likhale lotetezeka komanso labwino.
Dongosolo Loyang'anira Mabatire (BMS) lanzeru kwambiri
Kumbuyo kwa batire yomwe imawoneka yosavuta kuli BMS—dera ndi mapulogalamu omwe amawongolera kutchaja, kutulutsa, kuyang'anira kutentha, magetsi, ndi mphamvu. Ma BMS amakono akukhala "anzeru" kwambiri, pogwiritsa ntchito masensa olondola komanso ma algorithms osinthika. Chitsanzo ndi njira yanzeru yochaja yomwe imaphunzira zizolowezi za ogwiritsa ntchito, kenako imasunga mphamvu pafupifupi 80-90% ndikumaliza nthawi yomwe wogwiritsa ntchito amadzuka kapena akufuna kugwiritsa ntchito chipangizocho. Cholinga chake ndikuchepetsa nthawi yomwe batire ili ndi magetsi ambiri, zomwe zitha kufulumizitsa kuwonongeka.
Pa ma laputopu ndi zipangizo zapamwamba, BMS imathandizanso njira yosungira batri kapena malire owonjezera ochaja kuti batri lizitha kugwira ntchito nthawi yayitali, makamaka ngati chipangizocho chimagwiritsidwa ntchito nthawi zambiri chikalumikizidwa.
Ukadaulo Wotentha: Kuziziritsa Kuti Mugwire Bwino Ntchito ndi Moyo Wanu
Kuchaja mwachangu komanso kugwira ntchito bwino kwambiri kumabweretsa kutentha. Kutentha ndi mdani wamkulu wa batri chifukwa kumathandizira kuti mankhwala aziwononga ayambe kugwira ntchito. Chifukwa chake, luso silili mu kapangidwe ka batri kokha komanso mu kasamalidwe ka kutentha. Zipangizo zina zamakono zimagwiritsa ntchito zigawo za graphite, zipinda za nthunzi, kapena zipangizo zina zoyendetsera kutentha kuti zigawire kutentha mofanana.
Kuphatikiza apo, kuzindikira kutentha kwa malo ambiri kumathandiza zipangizo kusankha nthawi yochepetsera mphamvu yochaja kapena kuchepetsa magwiridwe antchito a purosesa kuti kutentha kukhale kotetezeka. Mukugwiritsa ntchito zenizeni, kukhazikika kwa kutentha nthawi zambiri kumakhala kusiyana pakati pa batri yomwe imakhala kwa zaka zambiri ndi yomwe imawonongeka mwachangu.
Kapangidwe ka Maselo: Selo ya Thumba, Prismatic, ndi Kuphatikiza Kogwira Mtima Kwambiri
Mabatire a zida zamagetsi nthawi zambiri amabwera m'thumba kapena m'mabokosi opangidwa ndi prismatic, osankhidwa kutengera zosowa za malo ndi kapangidwe ka chipangizocho. Opanga ambiri amakonza "kukonza bwino kwa kulongedza," komwe ndi kuchuluka kwa batri komwe kumadzaza malo amkati mwa chipangizocho. Kusintha pang'ono pa mawonekedwe, malo, ndi gawo kungayambitse kuwonjezeka pang'ono kwa mphamvu popanda kusintha kukula kwa chipangizocho.
Chinthu china chomwe chimachitika ndi kuphatikiza zinthu: ma circuit board ang'onoang'ono, makamera osunga malo ambiri, komanso mapangidwe amkati omwe amalola malo ambiri a batri. Munthawi ya kapangidwe kowonda, milimita iliyonse imawerengedwa.
Moyo ndi Kuzungulira: Kuyambira "Tsiku Limodzi" Kufikira Kukhalitsa Kwanthawi Yaitali
Kupatula mphamvu, muyeso wofunikira ndi moyo wa batri—kuchuluka kwa nthawi zomwe batri lingathe kubwezeretsedwanso mphamvu yake isanatsike kwambiri. Kupita patsogolo kwa zipangizo, ma BMS, ndi zizolowezi zochajira zomwe zimathandizidwa ndi zida zimathandiza kukulitsa moyo wa batri . Opanga ambiri tsopano akufuna kuti mabatire azikhala ndi thanzi labwino pambuyo pa maulendo mazana ambiri, makamaka pazida zomwe zimagwiritsidwa ntchito kwambiri monga mafoni a m'manja.
Kwa ogwiritsa ntchito, kusintha kosavuta kumathandizanso: kuchepetsa kutentha kwa chipangizocho, kupewa kugwiritsa ntchito kwambiri pochaja ngati chipangizocho chikutentha mosavuta, komanso kugwiritsa ntchito njira yopezera "chaja yabwino kwambiri".
Mbali Zokhudza Kukhazikika: Kubwezeretsanso ndi Kupereka Zinthu
Ukadaulo wamakono wa mabatire ukupitanso patsogolo kwambiri. Kuchepetsa Cobalt, kuwonjezera mphamvu zopangira, ndi mapulogalamu obwezeretsanso zinthu zonse ndi madera omwe akuyang'aniridwa kwambiri. Cholinga cha kubwezeretsa mabatire ndi kubwezeretsa zinthu zamtengo wapatali monga nickel, lithiamu, ndi mkuwa. Pamene kuchuluka kwa zipangizo zamagetsi kukukwera, kubwezeretsa zinthu moyenera kudzakhala kofunikira kwambiri pochepetsa kuwonongeka kwa chilengedwe pamene mukusunga zinthu.
Opanga ena akuyambanso kugogomezera kuwonekera bwino kwa unyolo wogulira zinthu komanso kugwiritsa ntchito zinthu mosamala. M'tsogolomu, mabatire azidzakhudza kwambiri ntchito, komanso makhalidwe abwino opangira zinthu komanso momwe zimakhudzira chilengedwe.
Kutseka
Ukadaulo wa mabatire a zida zamakono ukusintha mbali zambiri nthawi imodzi: mankhwala ochulukirapo okhala ndi mphamvu zambiri (monga ma silicon anode), malingaliro atsopano olonjeza chitetezo (solid-state), kuyatsa mwachangu kwambiri, ma BMS anzeru, komanso kapangidwe kabwino ka kutentha ndi ma phukusi. Kwa ogwiritsa ntchito, zotsatira zake ndi zomveka bwino: zida zopyapyala, zothamanga kwambiri kuyatsa, zotetezeka, komanso zoyandikira kwambiri ku moyo wabwino wa batri "tsiku lonse", ngakhale zitagwiritsidwa ntchito kwambiri.
Ngakhale kuti palibe ukadaulo umodzi womwe uli wangwiro, njira yopangira zinthu zatsopano ndi yofanana: kuwonjezera mphamvu, kufulumizitsa kutchaja bwino, ndikuwonjezera nthawi yogwira ntchito pamene tikusungabe kukhazikika. M'zaka zikubwerazi, mabatire sadzakhalanso othandizira zigawo zina zokha, koma likulu la zatsopano zomwe zimafotokoza zomwe timakumana nazo tsiku ndi tsiku pazida zamagetsi.
