Funteni boli ye mun ye?

Funteni boli ye fɛn ye min tɛ se ka kunbɛn, a yɛrɛ bɛ{0}}sumaya kɛcogo litiyamu-ion kɔnɔ, kɔnɔna funteni bɛ wuli joona ka tɛmɛ a bɛ se ka jɛnsɛn yɔrɔ min na, o bɛ kɛ sababu ye ka kemikaliya walew daminɛ minnu bɛ funteni wɛrɛ lase mɔgɔ ma, farati bɛ minnu na. O ko in bɛ se ka kɛ sababu ye ka batiri tasumaw, binkanniw, ani gazi bagajiw bɔ.

cogo min na thermal runaway bɛ yiriwa batiriw kɔnɔ .

O kɛcogo bɛ daminɛ ni batiri selilɛri dɔ ye degun sɔrɔ kɔnɔna filiw walima kɛnɛmafɛnw na. Lithium-ion selilɛri kɔnɔ, a ka c’a la, kuran-sɛnɛfɛnw bɛ funteni hakɛ fitininw dilan minnu bɛ se ka ɲɛnabɔ chargement ni discharge waati la. Ni fɛn dɔ ye o balansi tiɲɛ-A dilanni nafama, farikolo tiɲɛni, walima kuran tiɲɛni-sumaya bɔli bɛ teliya ka tɛmɛ seli ka nɛnɛ seko kan.

Funteni jiginni bɛ tugu ɲɛtaa kofɔlen dɔ kɔ fɛ ni taabolo saba ye minnu nafa ka bon. Yɛrɛ fɔlɔ la-sumaya waati la, funteni bɛ wuli ka bɔ degere 50 na ka se degere 140 ma ni elekitoroliti solide interphase (SEI) layini bɛ daminɛ ka tiɲɛ. Separatɛri, membrane finman min bɛ anɔdi ni katodi to ɲɔgɔn na, o bɛ daminɛ ka bɔnɛ a jɔcogo dafalen na.

Ni kɔnɔna funteni tɛmɛna degɛrɛ 140 kan , boliyɔrɔ bɛ teliya kosɛbɛ. Separatɛri bɛ wuli, o bɛ sira Di ɲɔgɔn ma elekitorodew ni ɲɔgɔn cɛ. O bɛ kɔnɔna surukuw Dabɔ minnu bɛ funteni-bɔli hakɛw Spike ka Tɛmɛ degere 20 kan miniti kelen kɔnɔ. Katodi fɛnw bɛ ɔkisizɛni bɔ ka sɔrɔ elekitoroliti bɛ tiɲɛ, ka gazi tasumamanw bɔ i n’a fɔ mɛtanɛni ni ethana. Funteni hakɛ bɛ se ka tɛmɛ degere 850 kan -HIT bɛ se ka lamini fɛnw tasuma teliya.

A laban laban bɛ kɛ ni reactants (banakisɛfagalanw) bɛ dun walima ni ventilateur (fiɲɛbɔlan) bɛ degun bila. O yɔrɔ la, a ka c’a la, selilɛri ye a ka bɔgɔdaga tiɲɛ ani ka gazi bagajiw, nɛgɛmafɛnw ani tasumamugu ɲagaminenw ɲagami. Ni funteni bɛ bɔ selilɛri kelen dɛsɛlen na, o bɛ se ka kɛ sababu ye ka seliluw kɛrɛfɛ, o bɛ kɛ sababu ye ka funteni boli ka jɛnsɛn batiri bɛɛ kɔnɔ miniti damadɔ kɔnɔ.

Sɛgɛsɛgɛli minnu bɔra san 2019 kɔnɔ.Dɔnniya rapɔɔriw .San 2025, a ye sɛbɛn kɛ cogo min na selilɛri kelen min bɛ funteni boliyɔrɔ sɔrɔ batiri 3×3 kɔnɔ min tiɲɛna pewu miniti 5,4 kɔnɔ, ni funteni kasɛti ye seli kɔnɔntɔn bɛɛ tiɲɛ miniti 6,16 dɔrɔn kɔnɔ.

A sababu fɔlɔw ni a daminɛ fɛɛrɛw .

Fɛn caman bɛ se ka funteni boli daminɛ, tuma caman na, u bɛ baara kɛ ɲɔgɔn fɛ walasa ka batiri gɛlɛya ka tɛmɛ a ka lakana sira kan.

Kɔnɔnafiliw kɔnɔna na .

Fɛn dilanni nafama bɛ faratiba lase mɔgɔ ma. Nɛgɛ nɔgɔ mikoroskɔpikiw, elekitorozɛni ɲɔgɔndanbaliya, walima danfara dafabaliya bɛ se ka kɛ sababu ye ka kɔnɔna kurukuruw sɔrɔ san caman a dilanni kɔfɛ. Ni batiri bɛ kɔrɔbaya charge cycles segin-seginw fɛ, dendrites-needle-i n’a fɔ litiyɔmu deposits-Grow from the anode. O jɔli ninnu bɛ laban ka danfaralan sɔgɔ, ka kuran sira tilennenw Dabɔ elekitorodew ni ɲɔgɔn cɛ.

2024 Li Auto Recall min bɛ kuran mɔbili 11411 de kan, o bɔra nɛnɛmadalan lakanani lakanani na min kɛra sababu ye ka nɛnɛbɔlanw dɛsɛ. O kɔlɔlɔ minnu sɔrɔla o la, olu ye faratiw lase funteni ma minnu ye teliya ka wale kɛ tasumako kɛlen kɔfɛ Shanghai.

Kuranko juguya .

Sarali tɛmɛnen tora sababuba ye min bɛ kɛ ni funteni bolilenw ye. Ni chargement voltage tɛmɛna seli ka maximum threshold kan-a ka c’a la 4.2V lamini na litiyɔmu sariya-ion seli-excess litiyɔmu ionw plati kan anode sanfɛ sanni ka intercalating kɛ ka ɲɛ. O litiyɔmu plati bɛ kɛ basigibaliya ye funteni jiginni na.

Fast chargeur (sarali teliya) bɛ gɛlɛya in fara ɲɔgɔn kan. Kuran teliya bɛ funteni caman Bɔ kɔnɔna-ko la, kɛrɛnkɛrɛnnenya la farikolo-kɔnɔ-fɛnw na minnu kɔrɔla walima minnu tiɲɛnen don. Kunnafoni minnu bɛ sɔrɔ awiyɔn lakanani porogaramuw la, olu b’a jira ko E-sigarɛti ani chargeur portable-Fɛn minnu bɛ to ka kɛ sababu ye ka chargement kɛcogo bɛnbaliw kɛ-Jateminɛ kɛra 51% litiyɔmu-ion batiriw kan awiyɔn kan san 2024.

Mekaniki tiɲɛni .

Farikoloɲɛnajɛ bɛ farati lase mɔgɔ ma joona. Ni aw ye batiri dɔ fili, ka mobili gosi, walima ka a sɔgɔ ka bɔ jamana wɛrɛw la, o bɛ se ka kɔnɔna layɛrɛw degun, ka farankan tiɲɛ. Kuranko nɛgɛso kasaara bɛ farati kɛrɛnkɛrɛnnen lase mɔgɔ ma bawo a bɛ se ka kɛ ko sotigiw tɛ batiri tiɲɛni dɔn ka bɔ pankurunw na. 48V e-Bike litiyɔmu batiri bɛ fanga maralen nafama sɔrɔ-A bɛ bɛn 32 smartfonw sarali ma-Baarakɛcogo la ni structurel integrity ma se.

Stress thermique .

Kɛnɛma funteni bɔli bɛ tiɲɛni teliya. Lithium-Ion batiriw bɛ kɛ fɛn ye min bɛ se ka kɛ ka funteni boli ka tɛmɛ degere 80 kan (176℃F), hali ni a dakun tigitigi bɛ danfara ka kɛɲɛ ni chimie ye. Ni aw bɛ minɛnw to mobili funtenimaw kɔnɔ, ka batiriw bila funteni sɔrɔyɔrɔw kɛrɛfɛ, walima ka nɛnɛbɔlan dilancogo dafabali kɛ, o bɛ se ka seliw gɛlɛya ka taa funteni hakɛ gɛlɛnw na.

Lakɔlɔsili taamasiɲɛw ani a sɔrɔli joona .

Sani ka pre-Runaway cogoyaw dɔn, o bɛ se ka kɛ sababu ye ka dɛmɛ don sani balawu ka se.

Batiriw ɲɛnabɔli fɛɛrɛw bɛ kɔlɔsili kɛ ka ɲɛsin voltage anomalies ma, barikamaw ka se ka jigin, ani funteni jiginniw. Bi sitɛmuw bɛ selilabana kelen-kelenw ka funteni nɔfɛ ni sensɛriw ye minnu bɛ se ka kɛ, ka fanga tigɛ ni kalanw tɛmɛna paramɛtiriw kan minnu tɛ lakana. Nka, kɛnɛma funteni kɔlɔsili dɔrɔn b’a jira ko a tɛ se ka kɛ-Kɔnɔna funteni bɛ se ka tɛmɛ dugukolo sanfɛ kalanw kan ni degere 13-17 ye baarakɛcogo la.

Farikolo yɔrɔw jiralanw bɛ lasɔmini yelenw di. Funu walima "puffing" bɛ gazi bɔli jira ka bɔ kɔnɔna tiɲɛni na. Yɛlɛma o fɛn bɛ fɛn caman tiɲɛ, o kɔrɔ ye ko kemikɛli walew daminɛna kaban. Tumu minnu tɛ deli ka kɛ, olu bɛ i n’a fɔ kɔnɔ tolilenw walima furakisɛ dumanw bɛ elekitoroliti tiɲɛni ni fiɲɛbɔli jira.

Yɛlɛma minnu bɛ kɛ, olu bɛ kɛnɛya tiɲɛni jira. Yɛrɛ teliya-Discharge, shortened runtime, walima chauffage damatɛmɛnen chargement waati la, o bɛ kɔnɔna tiɲɛni jira. Minɛn minnu bɛ ɲini ka charge (sara) kɛ ka caya ka tɛmɛ a cogo kɔrɔ kan, olu bɛ se ka kɛ ko u bɛ se ka farikolo yɔrɔw tiɲɛ minnu bɛ gɛrɛ dɛsɛ hakɛw la.

Gazi dɔnni fɛɛrɛ bɛ se ka lasɔmini seko ɲumanw di. Funteni boli bɛ gazi danfaralenw dilan-Sanba CO, CO2, ani hydrogène-Sanni tasuma ka bɔ. Sensɔrɔlan minnu bɛ nin fɛnɲɛnamafagalanw kɔlɔsi batiriw kɔnɔ, olu bɛ se ka lasɔminiw lawuli miniti damadɔw sani sisi walima tasuma yelen ka bɔ.

Tiɲɛ-Duniɲa nɔfɛkow ni jatebɔw .

Funteni boliko kɛlenw caya n’u juguyali kɛra litiyamu-ion batiri tali kɛrɛfɛ.

Aviation Safety Data bɛ fɛnw jira minnu bɛ mɔgɔ jɔrɔ. UL Standards & Engagement Thermal Runaway Incident Program ye ko kɛlenw nɔfɛtaama minnu bɛ kɛ ni funteni ye, olu nɔfɛtaama na, mɔgɔ minnu bɛ taa ni u ye, ani minnu bɛ taa ni fɛnw ye, olu ye ko fila kɛ dɔgɔkun kɔnɔ san 2024 kɔnɔ.

E-Bike ni E{1}}Scooter tasumaw bɛ dugu lakana gɛlɛyaw jira. New York City ye mɔgɔ 13 faga Lithium-ion batiri tasumaw la san 2023-ka tɛmɛ san tɛmɛnen ta kan siɲɛ fila. Tasuma sɛgɛsɛgɛli kunnafoniw b’a jira ko ko fanba bɛ kɛ ni batiri kɔfɛ batiri sɔngɔ gɛlɛnw ye minnu tɛ lakana seereyaw sɔrɔ ka ɲɛ. Angletɛri ye mɔgɔfaga 10 ni kɔ fɔ ani tasuma 200 ɲɔgɔnna minnu bɔra e-bike batiriw la san 2023, o kɛra sababu ye ka sariya kura lakana sariya kura kɔnɔ.

Kuran mɔbiliw bɛ jateminɛw jira minnu bɛ dusu don mɔgɔ kɔnɔ. Hali ni kunnafonidilaw y’u janto EV tasumaw kan, kunnafoniw bɔra Suwɛdi jamana ka tɔnba ka tɔnba la, minnu bɛ kuran mɔbili 611.000 nɔfɛ, olu ye ko kɛlen hakɛ sɔrɔ 0,004% dɔrɔn na ni i y’a suma ni 0,08% ye gazi mɔbiliw la. EVw bɛ tasuma 25 ɲɔgɔn sɔrɔ mobili 100.000 kɔnɔ ka tɛmɛ 1.530 kan mobili kɔrɔw la-A bɛ kɛ sababu ye ka u kɛ jateminɛ na siɲɛ 20-61.

Danfaraba min bɛ u ni ɲɔgɔn cɛ, o bɛ sɔrɔ fɛn dilanni cogoya la ani a bɛ jɔ{0}}Lakanaliw kɔnɔ. Mobili dilannikɛlaw bɛ funteni maracogo caman kɛ, seliw ni ɲɔgɔn cɛ, ani batiriw ɲɛnabɔcogo caman. O ni ɲɔgɔn cɛ, Low-Matiriw ni elekitoronikiw minnu bɛ se ka ta, olu bɛ lakanafɛnw saraka tuma caman na walasa ka sɔngɔw dɔgɔya.

Bana kunbɛnni fɛɛrɛw ni a lakanani fɛɛrɛw .

Ka funteni boli bali, o bɛ lakana layɛrɛw de wajibiya, minnu bɛ tali kɛ u dilanni na, u baaracogo la, ani u ladonni na.

Batiriw ɲɛnabɔcogo ɲɛtaa siratigɛ la .

Bi BMS fɛɛrɛ bɛ lafasali sira fɔlɔ di. O sitɛmuw bɛ to ka tension, current, temperature ani state de charge (sara) kɔlɔsi seli kelen-kelen bɛɛ kɔnɔ. Ni paramɛtɛrɛw bɛ wuli ka bɔ kɛnɛ kan, BMS bɛ se ka dɔ bɔ chargement hakɛw la, ka fanga tiɲɛ, walima ka nɛnɛ kɛcogo dɔw baara.

state-of-Kɛnɛya algorisimuw bɛ dɛsɛw jira minnu bɛ se ka kɛ ni u bɛ tiɲɛni kɛcogo sɛgɛsɛgɛ. Masina kalan misaliw minnu kalanna charge cycle ba caman kan, olu bɛ anomalies sɔrɔ minnu tɛ ye threshold- kɔlɔsili basigilen. Sitimɛ dɔw bɛ kɔnɔna seli funteni jateminɛ ni spectroscopie électrochimique impedance ye, o bɛ se ka kɛ sababu ye ka dɛmɛ don joona ka tɛmɛ surface sensorw dɔrɔn kan.

thermal management systems .

Nɛnɛ kɛli bɛ funteni caman sɔrɔli bali baara ɲinini waatiw la. Ji nɛnɛbɔlanw bɛ nɛnɛmadalan lamini ni siraw ye minnu bɛ don batiriw kɔnɔ, ka funteni hakɛ ɲumanw mara hali ni u chargera teliya la walima ka caya-power discharge. Fasa caman cili fɛnw bɛ funteni minɛ ni fusion funteni dogolen ye, o bɛ kɛ sababu ye ka funteni buffering passive di.

Kɔnɔnatumuw ni ɲɔgɔn cɛ ani funteni barikalanw bɛ dan sigi seliw ni ɲɔgɔn cɛ. Fɛn minnu bɛ don mɔgɔ kɔnɔ, olu bɛ bonya ni u sumayalen don, o bɛ kɛ sababu ye ka fomu insulasi min bɛ funteni jiginni sumaya. Dilan dɔw bɛ funtenibɔlanw ni fiɲɛbɔlanw don u kɔnɔ minnu bɛ gazi funtenimanw bila ka bɔ seliw la minnu bɛ u kɛrɛfɛ.

Material Innovations .

Batiriw ka kemikoro ɲɛtaa bɛ sabatili bangenen bonya. Litiyɔmu nɛgɛ fositɛri (LFP) Katodiw bɛ se ka funteni boli ka ɲɛ ka tɛmɛ nikɛri-Manganese-Cobalt (NMC) furakɛcogo kan, funteni hakɛ min bɛ tɛmɛ degere 200 kan sani a ka tiɲɛ. Solid-State batiri minnu bɛ electrolytes jilamaw falen ni fɛn gɛlɛnw ye, olu bɛ se ka tasuma bɔ u bɛɛ la.

Separatɛriw ka fɛɛrɛbɔ bɛ taa ɲɛ. seramiki-dafalenw bɛ sigicogo dafalen mara funteni caman na. Yɛrɛ-Crosslinking Safety Coatings minnu bɛ kɛ ka elekitorodew kɛ ɲɔgɔn na ka kɛ filimuw ye minnu tɛ se ka don a kɔnɔ 80℃, ka ion flow minɛ milisekɔndi la ni sumaya bɛ daminɛ.

Jogoɲumanya kɔlɔsili ani sariyaw .

Fɛn dilanni taabolo gɛlɛnw bɛ dɔ bɔ fiɲɛ hakɛ la. Sɛgɛsɛgɛli kɛcogo minnu bɛ kɛ otomatiki la, olu bɛ nɔgɔya ni ɲɔgɔndɛmɛ filiw dɔn minnu tɛ ye hadamadenw ka baarakɛlaw fɛ. Batiriw minnu bɛ UL 2271, UL 2849, walima diɲɛ sariyaw jira minnu bɛ bɛn o ma, olu bɛ lakana sɛgɛsɛgɛli sariyaw labatoli jira.

48V e-Bike litiyɔmu batiri baarakɛminɛnw kama, UL seereyaw bɛ kɛ nafama ye kɛrɛnkɛrɛnnenya la ka da sisan ɲininiw ni yɛrɛyɛrɛli jirali kan nin sitɛmuw bɛ minnu sɔrɔ. Baarakɛlaw ka kan ka seereyaw taamasiyɛnw sɛgɛsɛgɛ sani u ka san ani ka u yɛrɛ tanga sugandiliw ma minnu tɛ taamasiyɛn ye walima minnu sɔngɔ man gɛlɛn.

Kɔrɔtɔko jaabi ni a kunbɛncogo .

Ni banakunbɛn ma ɲɛ, jaabi teliya bɛ dan sigi tiɲɛni na.

Tasuma minnu bɛ boli funteni na, olu bɛ damatɛmɛ fɛɛrɛw de wajibiya. Ji bɛ to a la min bɛ se ka kɛ, nka a hakɛ caman bɛ se ka kɛ 3000 fo 40000 galɔn ye batiri belebelebaw la ni i ye a suma ni 500-1000 galɔn ye mobili tasuma kɔrɔw la. O laɲini ye ka batiri nɛnɛ funteni boliyɔrɔ funteni jukɔrɔ sanni ka tasuma faga laadalata la, bawo kemikorow ka waleyaw bɛ u yɛrɛ ka oksizɛni sɔrɔ.

Tasuma kunbɛnni fɛn minnu dilannen don kɛrɛnkɛrɛnnenya la litiyamu-ion batiriw kama, olu bɛ baara kɛ ni fɛnw ye minnu bɛ se ka don u kɔnɔ ani fiɲɛbɔlanw. O minɛn ninnu bɛ jenifɛnw bɔ ɲɔgɔn na, ka gazi bagajiw minɛ ni fili ye, ani ka u minɛcogo ɲuman di fo ka se u kɛcogo ma. Sisan, awiyɔn sariyaw bɛ tasuma kunbɛn bɔrɔw kan awiyɔnw kan walasa ka funteni boli ko kɛlenw ɲɛnabɔ ni sen 40.000 ye, yɔrɔ minnu na fiɲɛ bilali ni mɔgɔw bɛ se ka bɔ yen, olu dan ye.

Jaabi fɔlɔw bɛ ka caya ka taa a fɛ ka kalan kɛrɛnkɛrɛnnenw sɔrɔ litiyɔmu-ion tasumaw kan. Jama minnu bɛ kɛ ni funteni ye, olu bɛ yɔrɔ funtenimaw sɔrɔ minnu b’a jira ko selilɛriw ka dɛsɛ bɛna kɛ. Batiri-Piercing nozzles bɛ ji pikiri kɛ ka ɲɛsin pakew kɔnɔna ma yɔrɔ min na, surface application bɛ a jira ko nafa tɛ o la. Jamana tasumafagalanw ka tɔnba min bɛ wele ko National Fallen Firefighters Foundation, o bɛ EV tasumako fɛɛrɛw la sisan kalanbolodalenw na, bawo o ko kɛlenw bɛ ka caya.

Sow kodew bɛ se ka kɛ ka kɛɲɛ ni u maracogo faratiw ye. Sariya kura minnu bɛ fiɲɛbɔ wajibiyalenw jira, tasuma- jɔli min bɛ se ka kɛ, ani suppression system integration ka ɲɛsin fɛnw ma minnu bɛ batiriw sigiyɔrɔbaw sigi. Parking structures bɛ ji dilancogo ɲɛnabɔlenw sigi senkan kɛrɛnkɛrɛnnenya la batiri tasumako siratigɛ la.

Yɛlɛma nataw ani ɲinini siraw .

Batiriw ka baarakɛyɔrɔ bɛ wari caman bila ka faratiba boli ka bɔ yen.

Next-generation solid-State batiriw bɛ layidu ta fɛn caman tigɛli la lakana ɲɛtaa. Ni o fɛnw bɛ se ka tasuma don u la, olu bɛ se ka wuli ka bɔ u nɔ na, ​​ni fɛnw ye minnu bɛ se ka kɛ ni seramiki ye walima ni polimɛri ye, o dilanw bɛ fɛnɲɛnamafagalanw sɔrɔyɔrɔ fɔlɔ ban funteni bolicogo la. Elektɔli solidew fana bɛ dendɛrɛti sɔrɔli bali, o bɛ kuma kɔnɔna kurukuruw sababuba dɔ kan.

Lakɔlɔsili fɛɛrɛ fɔlɔw bɛ tali kɛ hakililata ni sensɛriw ka rezow la. Ɲininikɛlaw bɛ algorisimuw labɛn minnu bɛ tension subtile ni funteni cogoya sɛgɛsɛgɛ minnu bɛ kɔn funteni boli ɲɛ lɛrɛ walima tile fɛ. Sankaba-Batiriw ɲɛnabɔcogo minnu bɛ ɲɔgɔn kan, olu bɛ kunnafoniw fara ɲɔgɔn kan minɛn miliyɔn caman kɔnɔ, ka dɛsɛ siginidenw dɔn sani baarakɛla kelen-kelen bɛɛ ka gɛlɛyaw dɔn.

Funteni kunbɛncogo min bɛ kɛ ni funteni ye, o bɛ layidu jira. Yɛrɛ-Kɛnɛya danfaralanw bɛ mikroskɔpi punctures dilan sani u ka jɛnsɛn ka kɛ kurukuru dafalenw ye. Funteni-Jaabi minnu bɛ jaabi di, olu bɛ dɔ fara kuran kan a yɛrɛma ni seliw bɛ sumaya kojugu, ka yɛrɛ{4}}Danni jateminɛ min bɛ funteni jiginni minɛ.

Sariyaw ni sariyakolow bɛ ka taa ɲɛ. Ameriki ka thermal runaway reduction act, min donna sen kan san 2025, o ye yamaruya di ko litiyɔmu-ion batiriw bɛ kɛ sababu ye ka bolifɛn kasaara fanga jate ani ka dan sigi cogoya la dugukolo ta waati la ka se 30% ma. O sariya suguw jateminɛna Erɔpu ni Azi jamanaw na, o bɛna diɲɛ lakana sariyaw bɛn ɲɔgɔn ma.

Ɲininkali minnu bɛ kɛ tuma caman na .

Funteni boli bɛ daminɛ funteni jumɛn na?

A ka c’a la, funteni-boli bɛ daminɛ degere 80-90 cɛ ni SEI layini bɛ daminɛ ka tiɲɛ, hali ni selilɛriw bɛ to u cogo la fo ka se degere 140 ma . O dakun tigitigi bɛ danfara ka kɛɲɛ ni batiri ka chimie ni a dilanni ye.

Yala thermal runaway bɛ se ka jɔ ni a daminɛna wa?

Ayi, ni yɛrɛ{1}}Sagalen cakɛda waleyali daminɛna dɔrɔn, funteni boli tɛ se ka jɔ kɛnɛyako siratigɛ la. O kɛcogo bɛ to sen na fo ka se a kɛcogo bɛɛ ma. Bana kunbɛnni ni a sɔrɔli joona bɛ to fɛɛrɛ ɲumanw dɔrɔn de ye.

Sumaya boliyɔrɔ bɛ waati joli ta walasa ka yiriwa?

Waatibolodacogo bɛ danfaraba la ka da a daminɛ cogoyaw kan. Ko minnu bɛ kɛ teliya la i n’a fɔ wuluw doncogo, olu bɛ kɛ sababu ye ka funteni boli segin kɔnɔ fo ka se miniti damadɔ ma. Ni mɔgɔ bɛ kɔrɔya walima ni aw bɛ a charge dɔɔni dɔɔni dɔɔni dɔɔni, o bɛ se ka kɛ lɛrɛ kelen walima tile caman ye sani a ka dɛsɛ kosɛbɛ.

Yala batiriw ka kemisɛri dɔw ka fisa ni tɔw ye wa?

Awɔ. LFP (Lithium nɛgɛ fositɛri) batiriw bɛ funteni sabatili ɲuman jira ni i ye a suma ni NMC (Nickel{-Manganese{-Cobalt) furakɛcogo ye, o bɛ kɛ sababu ye ka funteni caman sɔrɔ ka boli daminɛ. LFP katodiw bɛ sabati u danma ni u chargera kosɛbɛ.

Lakanali ladilikanw waleyali .

Batiri lakanani bɛ ɲini ka jateminɛ kɛ ɲɛnamaya bɛɛ kɔnɔ.

Sanni minnu bɛ kɛ ni batiriw ye minnu sɛgɛsɛgɛlen don, olu dɔrɔn de bɛ UL walima sɛgɛsɛgɛli taamasiyɛnw bɔ ɲɔgɔn na minnu bɛ bɔ dilanbaga tɔgɔba dɔw fɛ. Ni baara bɛ kɛ i n’a fɔ 48V E-Bike Systems, ka i yɛrɛ tanga fɛnw na minnu bɛ na ni fɛnw ye minnu sɔngɔ man gɛlɛn, o bɛ dɔ bɔ funteni boli la kosɛbɛ. Aw ye aw janto seginnkanniw na minnu bɛ kuma sumaya kojugu, funu, walima dannaya koɲɛw kan.

Aw bɛ batiriw mara funteni hakɛ la-Laminiw minnu bɛ mara 40-70 degɛrɛ F (5-20 degɛrɛ ) cɛ 50% ɲɔgɔn na, u marali waati janw na. Aw bɛ batiriw yɔrɔ janya fɛnw na minnu bɛ se ka tasuma bɔ ani ka fiɲɛ bila u la ka ɲɛ. Aw kana bɔli bali abada ni chargement minɛnw ye.

Aw bɛ to ka batiriw lajɛ ni farikolo tiɲɛna, ni aw bɛ funu, walima ni funteni tɛ sɔrɔ. Aw bɛ batiri o batiri jira min bɛ deformation jira o yɔrɔnin bɛɛ-Aw kana a ɲini ka cellules compromisés charges. Ka tugu bɔnɛ walima ka jigin, aw ka E-Bike batiriw jateminɛ ni u yɛrɛ ye hali ni u bɛ i n’a fɔ u ma tiɲɛ kɛnɛma.

Baara kɛ ni fɛn dilabaga dɔrɔn de ye-Specified chargeurs minnu dabɔra i ka batiri suguya kama. Aw bɛ aw yɛrɛ tanga batiriw bilali ma su fɛ walima aw kana u kɔlɔsi. Aw bɛ chargement minɛnw kɔlɔsi walasa ka funteni caya ani ka u tigɛ ni funteni bɛ a ye ko a ka bon cogo la min tɛ bɛn.

Sumaya bolisira bɛ farati min bɛ se ka ɲɛnabɔ, o jira ni baarakɛlaw bɛ fɛn ɲumanw ni kunnafoniw fara ɲɔgɔn kan. Batiriw ka fɛɛrɛbɔ ni lakana siraw bɛ ka ɲɛtaa sɔrɔ cogo min na, danfara min bɛ litiyɔmu-ion nafaw ni faratiw cɛ minnu bɛ tali kɛ o la, o bɛ ka dɔgɔya ka taa a fɛ.

ka ɲɛsin sotigiw ma minnu bɛ baara kɛ ni a ye .48V Ebike Lithium Batiri ., ka fɛnw bila jɔyɔrɔ fɔlɔ la ni funteni maracogo ɲuman ye, o bɛ baara kɛcogo ɲuman sabati, min bɛ se ka da a kan.

Sosow:

UL ɲininikɛlaw ka tɔnw - Thermal Runaway ye mun ye (UL.org)

Dɔnniya rapɔɔriw - Ladilikan fɔlɔ min bɛ kɛ ka thermal runaway (nature.com) charge .

Li Auto Recall Report - China Samr (Carnewschina.com)

UL Standards & Engagement - Lithium-Ion batiri ko kɛlenw Aviation kɔnɔ: 2024 Data Review (ULSE.org)

Angletɛri jamana gɔfɛrɛnaman - Sariyasenw ka ɲɛfɔliw litiyɔmu kan-ion batiri lakanani E{2}}bikes (gov.uk)

EV Fires vs Ice Fires Data Analysis (EvenergyHub.com)

Journal of power sources - thermal runaway characterization study (ScienceDirect.com)

Energy Material Avancés - SUMA ƝƐFƆLI KƐRƐNKƐRƐNNENW ƝƐFƆLI ƝƐFƆLI ƝƐFƆLI ƝƐFƆLI ƝƐFƆLI ƝƐFƆLI

Kɔnɔna jɛgɛnsira cogoyaw:

Lithium-Ion Batiri Teknoloji jɔnjɔnw .

Batiriw ɲɛnabɔcogo (BMS) Fundamentals .

Kuran bolifɛnw lakanani siraw .

E-Bike batiri ladonni gafe .

Tasuma lakanani sariyaw ka ɲɛsin batiri litiyamu ma .