Awọn anfani Imọ-ẹrọ ti Awọn ohun elo Aluminiomu Aluminiomu ni Iṣakojọpọ Cell Batiri
Ìṣó nipasẹ awọn dekun imugboroosi ti awọn titun agbara ile ise, ibeere fun awọn batiri litiumu tẹsiwaju lati pọ si. Iṣakojọpọ sẹẹli batiri ṣe ipa ipinnu ni ṣiṣe ipinnu iye akoko batiri, iwuwo agbara, ati iṣẹ ailewu. Nitori ti ara pato rẹ, kemikali, ati ilana awọn abuda ibamu, bankanje aluminiomu ti di ohun elo iṣakojọpọ mojuto. Da lori awọn ajohunše, data, ati ohun elo igba, Nkan yii ṣe alaye ni ọna ṣiṣe awọn ohun-ini ati awọn anfani ilana ti bankanje aluminiomu, pese iye itọkasi fun awọn oniṣẹ ile-iṣẹ ati awọn onibara.
I. Ipilẹṣẹ Ile-iṣẹ ati Awọn ibeere Ohun elo fun Iṣakojọpọ Cell Batiri
1.1 Awọn iṣẹ pataki ti Iṣakojọpọ sẹẹli ati Awọn aṣa Idagbasoke Ile-iṣẹ
Awọn iṣẹ mojuto ti iṣakojọpọ sẹẹli batiri pẹlu:
- Idaabobo ti ara: koju ikolu, puncture, ati abuku lati daabobo awọn paati inu
- Ayika idankan: idilọwọ ọrinrin ati atẹgun atẹgun lati yago fun ibajẹ iṣẹ
- Lilẹ ati idabobo: yiya sọtọ itanna iyika ati idilọwọ kukuru iyika tabi electrolyte jijo
Idagbasoke batiri lithium n dagba si iwuwo agbara ti o ga julọ, ti mu dara si ailewu, gun ọmọ aye, ati ki o lightweight oniru. Awọn ẹrọ itanna onibara tẹnumọ olekenka-tinrin ati awọn apẹrẹ alaibamu, awọn batiri agbara ni ayo ailewu apọju, ati awọn batiri ipamọ agbara ṣe idojukọ lori iduroṣinṣin igba pipẹ ati ṣiṣe iye owo. Awọn ohun elo ti aṣa n tiraka lati pade awọn ibeere oniruuru wọnyi.
Aluminiomu bankanje ati aluminiomu-ṣiṣu fiimu, nitori won lightweight iseda, ga iṣẹ idena, ati processing ni irọrun, ti di awọn ohun elo ti o fẹ fun apo kekere ati awọn batiri abẹfẹlẹ, pẹlu continuously npo oja ilaluja.
1.2 Awọn ibeere Iṣe-iṣẹ Core fun Awọn ohun elo Iṣakojọpọ sẹẹli
Awọn ibeere iṣẹ ṣiṣe bọtini fun awọn ohun elo iṣakojọpọ pẹlu:
- Ga iṣẹ idena:
- Oṣuwọn gbigbe omi vapar (Wes) La 0.01 g/m²·ọjọ́
- Oṣuwọn gbigbe atẹgun (OTR) La 0.005 cm³/m²· ọjọ
- Awọn ohun-ini darí: agbara fifẹ giga, igbelage, ki o punctutu resistance
- Idurosinsin ooru-lilẹ išẹ: agbara asiwaju ooru ≥ 35 N/15 mm
- Electrolyte ipata resistance
- Lightweight ati iye owo ṣiṣe
- Ibamu pẹlu awọn ilana ayika gẹgẹ bi awọn RoHS
1.3 Ifiwera ti Awọn ohun elo Iṣakojọpọ Cell Agbo
Awọn ohun elo iṣakojọpọ sẹẹli lọwọlọwọ pẹlu awọn ile irin, aluminiomu-ṣiṣu fiimu, ati awọn fiimu ṣiṣu. A lafiwe ti han ni Table 1.
| Iru iru ohun elo | Core Tiwqn | Idankan Performance | Darí Performance | Ipele iwuwo | Irọrun Ṣiṣe | Electrolyte Resistance | Idiyele | Awọn ohun elo aṣoju |
|---|---|---|---|---|---|---|---|---|
| Aluminiomu alloy ile | Aluminiomu alloy | O tayọ | O tayọ (ipa, funmorawon) | Laarin (iwuwo 2.7 g/cm³) | Talaka | Laarin (nbeere bo) | Alabọde-giga | Prismatic, awọn sẹẹli iyipo |
| Irin alagbara, irin ile | Irin ti ko njepata | O tayọ | O tayọ (agbara giga) | Talaka (iwuwo 7.9 g/cm³) | Talaka | O tayọ | Giga | Agbara giga-giga ati awọn batiri pataki |
| Aluminiomu-ṣiṣu fiimu | Aluminiomu bankanje + ọra + Cpp | O tayọ (nitosi irin) | O dara (puncture resistance, igbelage) | O tayọ (50% fẹẹrẹfẹ ju irin igba) | O tayọ | O tayọ | Laarin (dinku pẹlu isọdibilẹ) | Apo ati awọn batiri abẹfẹlẹ |
| Fiimu ṣiṣu | PET, Cpp | Talaka | Iwọntunwọnsi | O tayọ | O tayọ | Iwọntunwọnsi | Lọ silẹ | Kekere-opin olumulo ẹyin |
Ipari bọtini:
Aluminiomu-ṣiṣu fiimu, pẹlu aluminiomu bankanje bi awọn mojuto idankan Layer, pese iwọntunwọnsi iṣapeye ti awọn afihan iṣẹ ṣiṣe bọtini, ṣiṣe awọn ti o ga dara fun apo ati awọn batiri abẹfẹlẹ. Iṣẹ bankanje aluminiomu taara pinnu didara iṣakojọpọ ati pe o gbọdọ jẹ idojukọ akọkọ ni yiyan ohun elo.
II. Awọn abuda pataki ti Aluminiomu bankanje fun Iṣakojọpọ Cell Batiri
Aluminiomu bankanje ti a lo fun iṣakojọpọ sẹẹli ni akọkọ pẹlu bankanje aluminiomu mimọ-giga (1050, 1060 jara) ati bankanje alloy aluminiomu (3003 jara). Nipasẹ specialized sẹsẹ ati dada itọju lakọkọ, awọn ohun elo wọnyi pese atilẹyin pataki fun iṣẹ iṣakojọpọ sẹẹli.
2.1 Awọn ohun-ini pataki ti Fiili Aluminiomu
2.1.1 Awọn ohun-ini ti ara
- Ìwúwo Fúyẹ́: iwuwo 2.7 g/cm³ (idamẹta ti irin alagbara), imudarasi iwuwo agbara
- DUCTICU: igbogun ti 8-20%, rollable to ≤ 5 μm, Dara fun iyaworan jijin
- Ti o dara gbona elekitiriki: 237 W /(Mt), imudara igbona iduroṣinṣin
2.1.2 Kemikali Properties
- Ni ti ara ṣe fọọmu ipon 2–5 nm Al₂O₃ oxide Layer ni otutu yara, ti o funni ni ifoyina inu inu ati resistance ipata
- zirconium ti ko ni Chromium tabi passivation titanium siwaju sii mu iduroṣinṣin oxide ati resistance elekitiroti pọ si
2.1.3 Darí Properties
Iṣẹ ṣiṣe ẹrọ le jẹ iṣakoso ni deede nipasẹ awọn ilana alloying ati yiyi.
| Alloy ite | Main Alloying eroja | Agbara fifẹ (MPa) | Ilọsiwaju (%) | Awọn anfani pataki | Awọn ohun elo aṣoju |
|---|---|---|---|---|---|
| 1050 | Al ≥ 99.5% | 70-130 | 5-20 | O tayọ ductility, ipata resistance | Standard olumulo ẹyin |
| 1060 | Al ≥ 99.6% | 70– 180 | 8-20 | Giga giga, o tayọ processability | Olumulo ti o ga julọ ati awọn sẹẹli apo |
| 3003 | Mn 1.0–1.5% | 110–230 | 12-20 | Agbara giga, idurosinsin lara | Agbara ati awọn batiri ipamọ agbara |
2.2 Awọn ibeere Ilana Pataki fun Apoti Aluminiomu Aluminiomu
2.2.1 Ultra-Tinrin Yiyi
Aṣoju sisanra awọn sakani lati 20-40 μm, nigba ti ga-opin awọn ọja de ≤ 5 μm. Iyapa sisanra ni iṣakoso laarin ± 4% (giga-opin ≤ ± 2%).
Apẹẹrẹ: ti Chalco 0.005 mm aluminiomu bankanje fun aluminiomu-ṣiṣu fiimu atilẹyin ri to-ipinle awọn batiri pẹlu agbara iwuwo > 500 Wh/kg.
2.2.2 Itọju dada
Pẹlu dada ninu, chromium-free passivation, ati nano-coatings (Alt₃, SiO₂), imudarasi resistance ipata ati ibaramu alemora lakoko ti o npọ si iṣẹ idena nipasẹ ju 10 ×.
2.2.3 Iṣakoso pinpin
Gẹgẹbi GB / t 3198-2020, bankanje aluminiomu Ere nbeere iwuwo pinhole ≤ 400 PC / M², nigba ti ga-opin awọn ọja ≤ 100 PC / M², waye nipasẹ yiyi konge ati awọn eto ayewo lori ayelujara.
III. Awọn anfani Imọ-ẹrọ ti Aluminiomu Aluminiomu ni Awọn ilana iṣelọpọ Iṣakojọpọ Cell
3.1 Aluminiomu-Plastic Film Lamination
bankanje aluminiomu ṣe afihan ibaramu to lagbara kọja gbigbẹ, gbona, ati awọn ilana lamination gbẹ-gbona, iyọrisi peeli agbara ≥ 15 N / 15 mm ni awọn ohun elo ti o ga julọ.
3.2 Jin Yiya Lara
Pẹlu elongation ti 8-20%, bankanje aluminiomu ṣe atilẹyin iyaworan 5-10 mm jinna laisi fifọ. Awọn oniwe-dan dada (Ra ≤ 0.2 μm) din edekoyede ati ki o mu lara ṣiṣe.
3.3 Ooru Igbẹhin
Imudara igbona giga ṣe idaniloju yo CPP aṣọ. Agbara edidi ooru ≥ 35 N/15 mm (titi di 50 N/15 mm), pẹlu idurosinsin išẹ ni 155 ± 5°C.
3.4 Ige ati eti Processing
Lile iwọntunwọnsi jẹ ki gige-ọfẹ burr ṣiṣẹ pẹlu iyapa onisẹpo ≤ ± 0.1 mm, o dara fun awọn laini adaṣe ti n ṣiṣẹ ni 10-15 m / min.
Iv. Awọn anfani Iṣe Pataki ati Ifọwọsi Ohun elo
4.1 High Idankan duro Performance
≥ 20 μm aluminiomu bankanje se aseyori WVTR ≤ 0.01 g/m²·ọjọ́ àti OTR ≤ 0.005 cm³/m²· ọjọ.
Ọran: 30 μm aluminiomu bankanje fiimu muduro ≥ 90% agbara lẹhin 1000 h ni 85°C/85% RH.
4.2 Ala Aabo Darí
Agbara fifẹ to 230 MPa, puncture resistance ≥ 300 N, ati ki o tayọ išẹ ni silẹ, funmorawon, ati awọn idanwo ilaluja abẹrẹ.
4.3 Lightweight Anfani
Akawe pẹlu irin housings, Iṣakojọpọ aluminiomu-ṣiṣu dinku iwuwo nipasẹ 50-70%, imudarasi iwuwo agbara nipasẹ to 10%.
4.4 Electrolyte Ipata Resistance
Aluminiomu palolo ti ko ni Chromium n ṣetọju > 90% Peeli agbara lẹhin 7 ọjọ ni 60°C elekitiroti immersion.
4.5 Imudara iye owo
Awọn idiyele bankanje aluminiomu inu ile ~ 3–5 RMB/m², significantly kekere ju wole aluminiomu-ṣiṣu fiimu, pẹlu atunlo ≥ 95%.
V. Iṣakoso Didara ati Awọn ajohunše ile-iṣẹ
5.1 Mojuto Didara Iṣakoso Ifi
| Atọka | Ibeere | Idiwọn | Ọna Idanwo |
|---|---|---|---|
| Iyapa sisanra | ≤ ± 4% (giga-opin ≤ ± 2%) | GB / t 3198-2020 | Lesa sisanra won |
| Pinhole iwuwo | La 400 PC / M² (ga-opin ≤ 100 PC / M²) | GB / t 3198-2020 | Aworan aaye dudu |
| Didara oju | Ra ≤ 0.2 μm | GB / t 3615-2022 | Wiwọn roughness |
| Awọn ohun-ini darí | Fifẹ ≥ 70 MPa, elongation ≥ 8% | GB / t 228.1-2021 | Idanwo fifẹ |
| Awọn ohun idena | WVTR 0.01 g/m²·ọjọ́ | GB / t 1037-2021 | Idanwo permeability |
VI. Awọn ọran Ohun elo ati Ifọwọsi Ọja
6.1 Awọn Electictics olumulo
- Huawei Mate 60 Pro: 1060 aluminiomu bankanje, sisanra batiri 2.8 mm, iwuwo agbara 280 Wh/kg
- Apple MacBook: 3003 alumọni News Boy, iwuwo agbara ≥ 300 Wh/kg
6.2 Awọn batiri agbara
- BYD Blade Batiri: 3003 alumọni News Boy, iwuwo agbara 180 Wh/kg, ti mu dara si ailewu
- CATL Qilin Batiri: 8 μm apapo bankanje aluminiomu, iwuwo agbara 250 Wh/kg
6.3 Awọn Batiri Ipamọ Agbara
- Awọn ọna ipamọ ibugbe: 1060 aluminiomu bankanje, igbesi aye yipo ≥ 6000 awọn iyipo, 15-igbesi aye ọdun
VII. Q&A (Awọn ibeere nigbagbogbo)
- Bawo ni bankanje ibeere yato nipa cell iru?
Awọn sẹẹli apo ṣe ojurere bankanje mimọ-giga; abẹfẹlẹ ẹyin nilo ga agbara alloy bankanje. - Bawo ni ipa lori sisanra bankanje iṣẹ?
bankanje ti o nipon ṣe ilọsiwaju awọn ohun-ini idena ṣugbọn o dinku iwuwo agbara; apapo solusan dọgbadọgba mejeeji. - Domestic vs akowọle bankanje iyato?
Awọn ela bọtini wa ni konge olekenka-tinrin, pinhole iduroṣinṣin, ati dada aitasera. - Awọn ewu ifihan elekitiroti igba pipẹ?
Dinku nipasẹ passivation-free chromium ati nano-coatings. - Bii o ṣe le rii daju ibamu laini iṣelọpọ?
Sooto lamination, ooru lilẹ, ati gige iṣẹ nipasẹ awọn idanwo awakọ. - Awọn ibeere tuntun lati awọn batiri ipinlẹ to lagbara?
Ultra-tinrin (La 5 μm), ti o ga idankan, ni okun ni wiwo ibamu, ati igbale ilana adaptability.