Ndi chitukuko chachangu cha batire lifiyamu ion mu zipangizo mafoni ndi madera ena, ntchito yake otsika kutentha sangathe azolowere wapadera otsika kutentha nyengo kapena chilengedwe kwambiri akukhala zoonekeratu. Pansi pa kutentha kochepa, mphamvu yotulutsa yogwira ntchito komanso mphamvu yotulutsa mphamvu ya lithiamu ion batire idzachepa kwambiri. Pakadali pano, sizingabwerekenso pansi -10 ℃, zomwe zimaletsa kwambiri kugwiritsa ntchito batire ya lithiamu ion.
Batire imawopa kwambiri kutentha kochepa, m'malo otsika kutentha kwa batri ndi yotsika kuposa kutentha kwanthawi zonse, ngakhale tsopano batire ilibe yokonza, makamaka m'nyengo yozizira, moyo wa batri wa magalimoto amagetsi ndi zida zina zanzeru za lithiamu zidzakhala kuchepetsedwa moyenerera, ndipo moyo wautumiki wa batri ya lithiamu m'malo otsika kutentha udzafupikitsidwa kwambiri.
Zotsatira za kutentha kochepa pa mabatire
1. Pamene kutentha kumatsika, mphamvu ya electrode imatsikanso. Pongoganiza kuti mphamvu ya batri imakhalabe yosasintha ndipo kutulutsa kwamagetsi kumachepa, mphamvu ya batri idzachepanso.
2. Pakati pa zinthu zonse zachilengedwe, kutentha kumakhala ndi chikoka chachikulu pakuchita kwacharge-kutulutsa batire. Ma electrochemical reaction pa electrode kapena electrolyte interface imagwirizana ndi kutentha kwa chilengedwe, ndipo mawonekedwe a electrode kapena electrolyte amawonedwa ngati mtima wa batri.
3. kutentha kumatuluka lifiyamu polima batire linanena bungwe mphamvu adzauka;
4. Kutentha kumakhudzanso kuthamanga kwa ma electrolyte, kutentha kumakwera, kutentha kwapatsirana kumatsika, kufalitsa kumachepetsa, kuyendetsa batire ndi kutulutsa ntchito kudzakhudzidwanso. Koma kutentha kwambiri, pamwamba pa madigiri 45 Celsius, kumatha kusokoneza mlingo wa mankhwala mu batri ndikuyambitsa zotsatira zake.
Ndi chifukwa cha mphamvu ya kutentha otsika pa batire makamaka lalikulu, kotero ambiri amphamvu opanga mabatire akupanga otsika kutentha mabatire. Pa nthawi yomweyo monga lithiamu batire kumunsi cholumikizira mabizinesi akupanga otsika kutentha kugonjetsedwa batire malo
Monga provincial chatekinoloje ogwira ntchito, Amass otsika kutentha kugonjetsedwa batire cholumikizira LC mndandanda chimagwiritsidwa ntchito zida zosungiramo mphamvu, zida m'munda snowplowing, magalimoto magetsi ndi zina mafoni wanzeru zipangizo. Kutentha kochepa kumapangitsa chipolopolo cha pulasitiki cha cholumikizira cha batri kukhala cholimba, ndipo kutentha kwa embrittleness kumapangitsa kuti chipolopolo cha pulasitiki chisagonjetse bwino. Amass LC mndandanda otsika kutentha kugonjetsedwa batire cholumikizira utenga engineering pulasitiki PBT, amene angagwiritsidwe ntchito pa kutentha otsika -40 ℃. Pakutentha uku, zitha kuonetsetsa kuti chipolopolo cha pulasitiki cha cholumikizira batire sichikhala chopindika komanso kusweka, ndikuwonetsetsa kuti cholumikizira batire chikuyenda bwino.
LC mndandanda utenga kondakitala mkuwa, amene angathe kuteteza plasticity mkulu pa kutentha otsika. The resistivity ya gulu imachepa ndi kuchepa kwa kutentha, komwe kungathe kuwonetsetsa bwino ubwino wa kukana kochepa komanso kunyamula kwakukulu kwamakono kwa zolumikizira batire.
LC mndandanda osati bwino madutsidwe magetsi kudzera mkuwa, komanso bwino kukhudzana dongosolo. Korona kasupe wamkati wamkati, kukhudzana katatu, anti-seismic ndi anti-mwadzidzidzi kusweka pakuyika, kumathandizira kwambiri moyo wautumiki wa cholumikizira batire la lithiamu.
Kuti mudziwe zambiri za zolumikizira batire, onani https://www.china-amass.net/
Nthawi yotumiza: Mar-02-2023