PTFE Kɔkɔ-Dzoxɔxɔ Avɔ zazã le Lithium Batri Dɔwɔƒe

Abe PTFE avɔ si me dzoxɔxɔ le ŋutɔ ƒe dzɔtsoƒe wɔla ene la, . Jiangsu Aokai Nu Yeyewo naa dɔnyala ƒe ŋgɔdonya wò. Le lithium batri wɔwɔ me la, wozãa PTFE avɔ si ƒe dzoxɔxɔ lolo koŋ hena ametakpɔkpɔ, eɖokui ɖeɖe ɖe aga kple etsɔtsɔ yi teƒe bubuwo le dɔwɔwɔ veviwo me to eƒe dzoxɔxɔ gã ƒe tsitretsitsi, atikewo ƒe dɔmawɔmawɔ nyuie kple nɔnɔme si meléna ɖe nu ŋu o ta. Eƒe tsitretsitsi ɖe elektrikŋusẽ ƒe xɔxlɔ̃ ŋu lɔ dɔwɔƒewo ƒe nudidi sesẽwo ɖe eme wu alesi wòate ŋu axe mɔ ɖe xɔxlɔ̃ nu bɔbɔe.

Dɔwɔwɔ Vevi 1: Elektrod Wɔwɔ kple Lãmenugbagbeviwo ƒe Kpekpe

Le batri ƒe elektrikŋusẽnamɔ̃wo kple lãmenugbagbeviwo ƒoƒo ƒu ƒe ɖoɖowo wɔwɔ me la, wozãa PTFE avɔ si ƒe dzoxɔxɔ lolo ŋutɔ hena tsɔtsɔ yi teƒe bubuwo, takpɔkpɔ kple dzoxɔxɔ tete ɖe wo ɖokui ɖe aga.

Electrode Drying Conveyor Belt  Ewɔa dɔ abe conveyor belt ene le dzoxɔxɔ gã me ƒuƒu le electrode nyui kple vɔ̃ ŋu le 120°C ~ 180°C. Eƒe ŋusẽ si le anyigba dzi si bɔbɔ la xea mɔ na nu etɔ̃, graphite kple ʋuʋudedi bubuwo ƒe ƒoƒo ɖe wo nɔewo ŋu, si wɔnɛ be ɖiƒoƒo kple nugbegblẽ le elektrikŋusẽnamɔ̃ ƒe nutsyɔnu ŋu.

Cell Hot Press Sealing  Esi eƒe titrime si bɔ enye 0.18 mm ta la, ewɔa dɔ abe nusi ɖea eɖokui ɖe aga kple ametakpɔnu ene le hot pressing head kple pouch cell dome le dzoxɔxɔ ƒe nutrenu me. Esi wòte ŋu nɔa te ɖe dzoxɔxɔ si wu 240°C nu ta la, enaa dzoxɔxɔa yia teƒe ɖeka, xea mɔ na nuléle ɖe nu ŋu eye wònaa nubablɛwo ƒe kutsetse nyona ɖe edzi.

Tab Welding kple Hot Press Takpɔkpɔ  Wozãnɛ abe akpoxɔnu kple ameɖeɖeɖeaga nu le tab welding kple hot pressing le abe 200°C ene. Esi wònye be xɔxlɔ̃ gã si ƒe dielectric constant si mede 2.6 o le ta la, eƒoa asa na nutome kpuiwo nyuie, etsia electrolyte vapor nu, eye wòxea mɔ na tsitretsitsi si dzina ɖe edzi si tsoa akɔbli/aluminum tabs ƒe xɔxlɔ̃ kple oxidation gbɔ.

Dɔwɔwɔ Vevi 2: Batriki ƒe Takpekpe kple Dɔwɔɖoɖoa Takpɔkpɔ

Le batri ƒe ƒuƒoƒo me la, eƒoa nu tso elektrikŋusẽ ƒe dedienɔnɔ kple dzoxɔxɔ dzi kpɔkpɔ ŋu.

Insulation Isolation Between Cells  Wotsɔe da ɖe lãmenugbagbevi ɖekaɖekawo dome, enaa nusiwo xea mɔ na dzoxɔxɔ nyuie ŋutɔ eye wòtsia dzodzodzoe vaseɖe UL94 V-0 grade , si xea mɔ na nutome kpuiwo kple dzoxɔxɔ ƒe sisi ƒe kaka.

Ememe Kawo Kple Kpeɖeŋutɔ Takpɔkpɔ  Exatsaa ka kple kaƒomɔ̃ siwo ƒe ŋusẽ lolo be woana dzoxɔxɔ si nu sẽ ƒe xɔxlɔ̃ kple nutrenu, si aƒo asa na nutome kpui siwo elektrikŋusẽ ƒe xɔxlɔ̃ hena vɛ.

Dzoxɔxɔ Dzikpɔkpɔ System Kpekpeɖeŋunu Nu  Kple dzoxɔxɔ ƒe tsitretsitsi ƒe didime si keke -196°C ~ 300°C  kple dzoxɔxɔ ƒe tsɔtsɔme si dzi woate ŋu aɖu, wozãnɛ abe gɔmeɖoanyi nu na dzoxɔxɔ nutsitsi gaskets kple dzoxɔxɔ kplɔla agbalẽwo be woada asɔ le ememe dzoxɔxɔ le batri packs.

Batriki ƒe Nutrenu bliboa  Wozãnɛ ɖe batri ƒe xɔ ƒe nutrenu ŋu, eye wòtsia tre ɖe gotagome tsi ƒe gege ɖe eme kple xɔxlɔ̃ si tso ememe elektrikŋusẽ ƒe sisi sue aɖe gbɔ.

Nudidi Tɔxɛ 1: Tsitretsitsi Nyuitɔ Kekeake ɖe Elektrolyte ƒe Akpa Vovovowo Ŋu

Lithium batri electrolyte gblẽa nu ŋutɔ, eyata atikewo ƒe tsitretsitsi nye dɔwɔwɔ ƒe dzesi vevi aɖe na PTFE avɔ si ƒe dzoxɔxɔ lolo:

Organic Solvents  Elektrolyte ƒe akpa veviwo abe Ethylene Carbonate (EC) kple Dimethyl Carbonate (DMC) nye polar solvents sesẽwo. Plastik dzrowo avuvu alo alɔ gɔ̃ hã ne wodo wo ɖe go, evɔ PTFE ya mekpɔa ŋusẽ ɖe edzi kura o.

Elektrolyte siwo gblẽa nu le ame ŋu  Lithium Hexafluorophosphate (LiPF2), si nye elektrikŋusẽ ƒe dze vevitɔ, te ŋu sea tsi kple dzoxɔxɔ eye wògblẽna bɔbɔe tsɔ wɔa Hydrofluoric Acid (HF). HF gblẽa nu ŋutɔ eye ate ŋu agblẽ ahuhɔ̃e kple ga akpa gãtɔ. PTFE avɔ si me dzoxɔxɔ le ŋutɔ naa tsitretsitsi ɖe hydrofluoric acid ŋu ɖedzesi aɖe eye wòléa dɔwɔwɔ si li ke me ɖe asi le nɔnɔme sesẽ mawo me.

Elektrikŋusẽ ƒe Liƒo  Le elektrikŋusẽ gã kple charge-discharge ƒe dɔwɔwɔ ƒe nɔnɔmewo me le batriwo me la, PTFE ƒe atikewo ƒe nɔnɔme li ke, mewɔa axadzinuwɔna aɖeke kple elektrikŋusẽ o eye elektrikŋusẽ ƒe gbegblẽ si naa nu ʋãna aɖeke mewɔa o.

Dze sisi ƒe xɔxlɔ̃ Tsitretsitsi  Electrolyte ƒe sisi wɔa dze si gblẽa nu ŋutɔ, si ŋu PTFE avɔ si ƒe dzoxɔxɔ lolo ɖea mɔɖeɖe ɖe nu ŋu nyuie ŋutɔ fiana.

Nudidi Tɔxɛ 2: Batria ƒe Dɔwɔwɔ ƒe Nɔnɔme Sesẽwo Dzi Kpɔkpɔ

Nusiwo wotsɔ wɔa nu ƒe nɔnɔme deŋgɔwo nye nu veviwo; ele be ɣeyiɣi didi ƒe liƒo le batri ƒe nɔnɔme ŋutɔŋutɔwo me nato dɔwɔwɔ ƒe dodokpɔ sesẽwo me:

Electrolyte Immersion Aging Test  Esiae nye kpeɖodzimɔnu si le tẽ wu eye wòle vevie wu. Wotsɔa kpɔɖeŋuwo nyrɔna ɖe elektrikŋusẽ si wowɔ abe ɖe wòle ene me eye wotsɔa wo dea xɔme ƒe dzoxɔxɔ alo dzoxɔxɔ si kɔ abe 60°C kple 85°C ene me ŋkeke alo kwasiɖa geɖe. Atike siwo dze meɖea gotagome ʋuʋudedi, delamination alo dissolution aɖeke fiana kple kpekpeme si dzi ɖe kpɔtɔ ŋutɔ.

Kpuie ko la, PTFE avɔ si ƒe dzoxɔxɔ lolo wɔa dɔ abe ametakpɔnu nutsyɔnu, mɔxenu si ɖea wo ɖokui ɖe aga kple mɔ̃ si tsɔa nu yinae le lithium batri wɔwɔ katã me. Eɖanye be edoa dzi le elektrikŋusẽ ƒe xɔxlɔ̃ sesẽ me le lãmenugbagbeviwo me alo naa ametakpɔkpɔ si li ke le dzoxɔxɔ gã ƒe dɔwɔwɔwo abe dzoxɔxɔ tete kple ʋuʋudedi ene me o, eƒe dɔwɔwɔ si ŋu kakaɖedzi le le vevie be wòana kakaɖedzi le ewɔwɔ ƒe kutsetse, dɔwɔwɔ ƒe dedienɔnɔ kple lithium batriwo ƒe tsatsam ƒe agbenɔƒe didi ŋu.

Nyatakaka siwo le etame la tso... Jiangsu Aokai Nu Yeyewo Mɔ̃ɖaŋununya Co., Ltd.

Ne èdi be yeasrɔ̃ nu tsitotsito tso mɔ̃ɖaŋununya ƒe nɔnɔmewo, dɔwɔwɔ ƒe nɔnɔmewo kple míaƒe adzɔnuwo ƒe hatsotso bliboa ƒe egbɔkpɔnu siwo wowɔ ɖe ɖoɖo nu ŋu, siwo dometɔ aɖewoe nye PTFE dzoxɔxɔ gã avɔ, PTFE dzoxɔxɔ gã adhesive tape, PTFE dzoxɔxɔ gã mesh alidziblanu, seamless fusing mɔ̃ alidziblanu, axa ɖeka PTFE coated avɔ, dzoxɔxɔ kɔkɔ tsitretsitsi conveyor belt kple kɔkɔ-dzoxɔxɔ fiberglass avɔ si te ŋu nɔa te ɖe enu, taflatse te ɖe mía ŋu to:

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Míeléa xexemenunya si nye dɔwɔwɔ nyuie kple fɔmaɖimaɖi me ɖe asi ɣesiaɣi, eye míetsɔa dzi blibo naa egbɔkpɔnuwo wò le teƒe ɖeka kple dɔ siwo ŋu wobu nyuie!