Lipoti la Tesla la 2021 Q3 lalengeza za kusintha kwa mabatire a LiFePO4 ngati mulingo watsopano wamagalimoto ake.Koma mabatire a LiFePO4 ndi chiyani kwenikweni?
NEW YORK, NEW YORK, USA, May 26, 2022 /EINPresswire.com/ - Kodi ndi njira yabwinoko kuposa mabatire a Li-Ion?Kodi mabatirewa amasiyana bwanji ndi mabatire ena?
Chiyambi cha Mabatire a LiFePO4
Battery ya lithiamu iron phosphate (LFP) ndi batri ya lithiamu-ion yomwe imathamanga komanso kutulutsa mwachangu.Ndi batire rechargeable ndi LiFePO4 monga cathode ndi graphic carbon elekitirodi ndi zitsulo amathandizira monga anode.
Mabatire a LiFePO4 ali ndi mphamvu zochepa kuposa mabatire a lithiamu-ion ndi ma voltages otsika.Amakhala ndi chiwopsezo chochepa chotulutsa ndi ma curve osalala ndipo ndi otetezeka kuposa Li-ion.Mabatirewa amadziwikanso kuti lithiamu ferrophosphate mabatire.
Kupangidwa kwa Mabatire a LiFePO4
Mabatire a LiFePO4zidapangidwa ndi John B. Goodenough ndi Arumugam Manthiram.Iwo anali m'gulu la oyamba kuzindikira zinthu zomwe zimagwiritsidwa ntchito mu mabatire a lithiamu-ion.Zipangizo za anode sizoyenera kwa mabatire a lithiamu-ion chifukwa cha chizolowezi chawo chothamangitsidwa koyambirira.
Asayansi adapeza kuti zida za cathode zimakhala bwino poyerekeza ndi ma cathode a batri a lithiamu-ion.Izi zimawonekera makamaka mumitundu ya batri ya LiFePO4.Amathandizira kukhazikika komanso kukhazikika komanso kuwongolera mbali zina zosiyanasiyana.
Masiku ano, mabatire a LiFePO4 amapezeka paliponse ndipo ali ndi ntchito zosiyanasiyana, kuphatikiza kugwiritsa ntchito mabwato, ma solar, ndi magalimoto.Mabatire a LiFePO4 alibe cobalt komanso otsika mtengo kuposa njira zina zambiri.Sili poizoni ndipo imakhala ndi nthawi yayitali.
Mafotokozedwe a Battery a LFP
Gwero
Ntchito ya Ma Battery Management Systems mu Mabatire a LFP
Mabatire a LFP amapangidwa ndi zambiri kuposa maselo olumikizidwa;ali ndi dongosolo lomwe limatsimikizira kuti batiri limakhalabe m'malire otetezeka.Makina owongolera ma batire (BMS) amateteza, amawongolera, ndikuwunika batri pansi pamikhalidwe yogwira ntchito kuti atsimikizire chitetezo ndikuwonjezera moyo wa batri.
Ntchito ya Battery Management Systems mu LFP Battery
Ngakhale kuti ma cell a lithiamu iron phosphate amatha kulolerana, komabe amatha kuchulukirachulukira pakulipiritsa, zomwe zimachepetsa magwiridwe antchito.Zomwe zimagwiritsidwa ntchito popanga cathode zitha kuwonongeka ndikutaya kukhazikika kwake.BMS imayang'anira kutulutsa kwa selo lililonse ndikuwonetsetsa kuti magetsi a batri amasungidwa.
Pamene zida za electrode zimawonongeka, Undervoltage imakhala yodetsa nkhawa kwambiri.Ngati mphamvu yamagetsi ya selo iliyonse itsika pansi pa malo enaake, BMS imachotsa batire pa dera.Imagwiranso ntchito ngati backstop mumkhalidwe wopitilira muyeso ndipo imatseka ntchito yake pakanthawi kochepa.
Mabatire a LiFePO4 vs. Mabatire a Lithium-Ion
Mabatire a LiFePO4 si oyenera kuvala zida monga mawotchi.Amakhala ndi mphamvu zochepa kuposa mabatire ena aliwonse a lithiamu.Komabe, ndiabwino kwambiri pamakina amagetsi adzuwa, ma RV, ngolo za gofu, mabwato a bass, ndi njinga zamoto zamagetsi.
Ubwino umodzi waukulu wa mabatirewa ndi moyo wawo wozungulira.
Mabatirewa amatha kupitilira 4x nthawi yayitali kuposa ena.Iwo ndi otetezeka ndipo amatha kufika ku 100% kuya kwa kutaya, zomwe zikutanthauza kuti angagwiritsidwe ntchito kwa nthawi yayitali.
Pansipa pali zifukwa zina zomwe mabatire awa ali abwinoko kuposa mabatire a Li-ion.
Mtengo wotsika
Mabatire a LFP amapangidwa kuchokera ku chitsulo ndi phosphorous, amakumbidwa pamlingo wokulirapo, ndipo ndi otsika mtengo.Mtengo wa mabatire a LFP ukuyembekezeka kutsika ndi 70 peresenti pa kilogalamu iliyonse kuposa mabatire a NMC okhala ndi faifi tambala.Kapangidwe kake ka mankhwala kumapereka mwayi wamtengo wapatali.Mitengo yotsika kwambiri yama cell a mabatire a LFP idatsika pansi $100/kWh koyamba mu 2020.
Small Environmental Impact
Mabatire a LFP alibe faifi tambala kapena cobalt, omwe ndi okwera mtengo komanso amakhudza kwambiri chilengedwe.Mabatirewa amatha kuchangidwanso zomwe zikuwonetsa kuti ndi wokonda zachilengedwe.
Kuchita Bwino Kwambiri ndi Kuchita Bwino
Mabatire a LFP amadziwika chifukwa cha moyo wawo wautali, zomwe zimawapangitsa kukhala chisankho chodziwika bwino pamapulogalamu omwe amafunikira mphamvu yodalirika komanso yosasinthika pakapita nthawi.Mabatirewa amakhala ndi kuchepa kwa mphamvu pang'onopang'ono kuposa mabatire ena a lithiamu-ion, omwe amathandiza kuti asagwire ntchito kwa nthawi yayitali.Kuphatikiza apo, ali ndi mphamvu yocheperako yogwiritsira ntchito, zomwe zimapangitsa kuti pakhale kukana kwamkati komanso kuthamanga kwachangu / kutulutsa.
Kupititsa patsogolo Chitetezo ndi Kukhazikika
Mabatire a LFP ndi okhazikika pa kutentha ndi kutentha, motero satha kuphulika kapena kuyaka moto.LFP imapanga gawo limodzi mwa magawo asanu ndi limodzi a kutentha kwa nickel NMC.Chifukwa chomangira cha Co-O chimakhala champhamvu mu mabatire a LFP, maatomu a okosijeni amamasulidwa pang'onopang'ono ngati afupikitsidwa kapena atenthedwa.Kuphatikiza apo, palibe lithiamu yomwe imakhalabe m'maselo odzaza mokwanira, zomwe zimawapangitsa kukhala osagwirizana kwambiri ndi kutayika kwa okosijeni poyerekeza ndi zomwe zimachitika m'maselo ena a lithiamu.
Waung'ono ndi Wopepuka
Mabatire a LFP ali pafupifupi 50% opepuka kuposa mabatire a lithiamu manganese oxide.Amakhala opepuka mpaka 70% kuposa mabatire a lead-acid.Mukamagwiritsa ntchito batire ya LiFePO4 m'galimoto, mumagwiritsa ntchito mpweya wocheperako komanso mumawongolera kwambiri.Zilinso zazing'ono komanso zophatikizika, zomwe zimakulolani kuti musunge malo pa scooter yanu, bwato, RV, kapena ntchito yamakampani.
Mabatire a LiFePO4 motsutsana ndi Mabatire Osakhala Lithiamu
Mabatire osagwiritsa ntchito lithiamu ali ndi maubwino angapo koma atha kusinthidwa mkati mwa nthawi kutengera kuthekera kwa mabatire atsopano a LiFePo4 popeza ukadaulo wakale ndi wokwera mtengo komanso wocheperako.
Mabatire a Lead Acid
Mabatire a asidi otsogolera angawoneke ngati otsika mtengo poyamba, koma pamapeto pake amakhala okwera mtengo kwambiri pakapita nthawi.Izi ndichifukwa choti amafunikira kusamalidwa pafupipafupi komanso kusinthidwa.Batire ya LiFePO4 ikhala nthawi 2-4 motalikirapo popanda kukonza kofunikira.
Mabatire a Gel
Mabatire a gel osakaniza, monga mabatire a LiFePO4, safuna kuti azingowonjezedwa pafupipafupi ndipo samataya mtengo akamasungidwa.Koma mabatire a gel amalipiritsa pang'onopang'ono.Ayenera kuchotsedwa mwamsanga mwamsanga kuti asawonongedwe.
Mabatire a AGM
Ngakhale mabatire a AGM ali pachiwopsezo chachikulu chowonongeka pansi pa 50% mphamvu, mabatire a LiFePO4 amatha kutulutsidwa kwathunthu popanda chiwopsezo cha kuwonongeka.Ndiponso, n’kovuta kuwasunga.
Mapulogalamu a Mabatire a LiFePO4
Mabatire a LiFePO4 ali ndi ntchito zambiri zofunika, kuphatikiza
Maboti Osodza ndi Kayak: Mutha kuthera nthawi yochulukirapo pamadzi ndi nthawi yocheperako komanso nthawi yayitali yothamanga.Kulemera pang'ono kumapereka kugwirira kosavuta komanso kuthamanga kwa liwiro pamipikisano yopha nsomba.
Ma scooters oyenda ndi ma mopeds: Palibe cholemetsa chomwe chingakuchepetseni.Limbikitsani batri yanu kuti isakwanitse pamaulendo obwera mwadzidzidzi popanda kuwononga.
Kukonzekera kwa Dzuwa: Nyamulani mabatire a LiFePO4 opepuka kulikonse komwe moyo umakutengerani (ngakhale kukwera phiri kapena kuchoka pa gridi) kuti mugwiritse ntchito mphamvu ya dzuwa.
Kugwiritsa ntchito malonda: Awa ndi mabatire a lithiamu otetezeka, olimba kwambiri omwe amawapangitsa kukhala abwino kwa mafakitale monga makina apansi, ma liftgates, ndi zina zambiri.
Kuphatikiza apo, mabatire a lithiamu iron phosphate amayendetsa zida zina zambiri monga tochi, ndudu zamagetsi, zida zamawayilesi, kuyatsa mwadzidzidzi, ndi zinthu zina.
Kuthekera kwa Wid-Scale LFP Implementation
Ngakhale mabatire a LFP ndi otsika mtengo komanso okhazikika kuposa njira zina, kuchulukitsitsa kwamphamvu kwakhala chotchinga chachikulu pakutengera anthu ambiri.Mabatire a LFP ali ndi mphamvu zochepa kwambiri, kuyambira 15 mpaka 25%.Komabe, izi zikusintha pogwiritsa ntchito maelekitirodi okhuthala ngati omwe amagwiritsidwa ntchito mu Model 3 yopangidwa ndi Shanghai, yomwe imakhala ndi mphamvu zokwana 359Wh/lita.
Chifukwa cha moyo wautali wa mabatire a LFP, ali ndi mphamvu zambiri kuposa mabatire a Li-ion olemera ofanana.Izi zikutanthauza kuti kuchuluka kwa mphamvu zamabatirewa kudzafanana kwambiri pakapita nthawi.
Cholepheretsa china pakulera anthu ambiri ndikuti China yakhala ikulamulira msika chifukwa cha kupha kwa ma patent a LFP.Ma patent awa akatha, pali malingaliro akuti kupanga LFP, monga kupanga magalimoto, kudzakhala komweko.
Opanga ma automaker ngati Ford, Volkswagen, ndi Tesla amagwiritsa ntchito ukadaulo kwambiri m'malo mwa nickel kapena cobalt formulations.Kulengeza kwaposachedwa kwa Tesla pakukonzanso kwake kotala ndi chiyambi chabe.Tesla adaperekanso zosintha zazifupi pa paketi yake ya batri 4680, yomwe idzakhala ndi mphamvu zambiri komanso kuchuluka kwamphamvu.Ndizothekanso kuti Tesla agwiritse ntchito kupanga "cell-to-pack" kuti apangitse ma cell ambiri ndikulandila mphamvu zochepa.
Ngakhale kuti ndi zaka, LFP ndi kuchepetsa mtengo wa batri kungakhale kofunikira pakufulumizitsa kutengeka kwa EV.Pofika 2023, mitengo ya lithiamu-ion ikuyembekezeka kukhala pafupi $100/kWh.Ma LFP atha kupangitsa opanga ma automaker kuti atsindike zinthu monga kusavuta kapena kuyitanitsa nthawi osati mtengo chabe.
Nthawi yotumiza: Aug-10-2022