锂离子电池制造工艺

锂离子电池制造工艺

预期

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1性能结构工艺

2电池的基本性能

目录

content

3电池的基本结构

4常见的制造工艺

5M6U结构电芯制造工艺

6讨论问答

性能结构工艺

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电池的基本性能

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电芯的基本结构

P1:1stMainProcessProduct

M6:Mainstreamof2004.06S:SoftPackProduct

C:CylindricalProduct

P:PrismaticProduct

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常见的制造工艺—从电芯结构分叠片、卷绕工艺

叠片

卷绕

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常见的制造工艺—P1

Welding

Bi-cellStacking

Packingfoil

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Formedpocket

Packing

Sealing

常见的制造工艺—M6C

Electrolyte

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常见的制造工艺—M6S

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常见的制造工艺—M6U

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M6U结构电芯制造工艺--89AH为例

TabForming

Slitting

MixingCoating

(ForCathode)

Calendering

RFWinding

TabForming

Calendering

MixingCoating

Slitting

(ForAnodeorCathode)

HotPress&Hi-PotTest

2JRbinding

X-RayInspection

TopCapLaserWelding

TabFoldingTabUSWelding

VisualInspection

MylarPackingJRInsertion

CellHi-PotTest

AirLeakageTest

VacuumBaking

SealingPinLaserWelding

ElectrolyteInjection

HeLeakageTest

Degassing

&HeImporting

HTBaking

Formation

DG

Recharge

OCV1&IMP1Test

CapacityTestAging1

Self-dischargeTest

Aging2

TopPadSticking

PETSticking

CellPackingQAFinalChecking

Cleaning

InsulatedFilmPacking

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M6U结构电芯制造工艺--Mixing

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M6U结构电芯制造工艺—SlurryTransferCan

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M6U结构电芯制造工艺--Coating

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M6U结构电芯制造工艺--TabForming

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M6U结构电芯制造工艺--Calendering

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M6U结构电芯制造工艺--Slitting

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M6U结构电芯制造工艺--RFWinding

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M6U结构电芯制造工艺--HotPress&Hi-PotTest

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M6U结构电芯制造工艺--X-RayInspection

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M6U结构电芯制造工艺—200AHJR入支架

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M6U结构电芯制造工艺--TabUSWelding

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M6U结构电芯制造工艺--2JRbinding&TabFolding&MylarPacking

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M6U结构电芯制造工艺—200AHTabFolding

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M6U结构电芯制造工艺--VacuumBaking

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M6U结构电芯制造工艺--TopCapLaserWelding

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M6U结构电芯制造工艺--AirLeakageTest

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M6U结构电芯制造工艺--ElectrolyteInjection

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M6U结构电芯制造工艺--HTBaking&Formation

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M6U结构电芯制造工艺—Degassing&HeImporting&SealingPinLaserWelding

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M6U结构电芯制造工艺--HeLeakageTest

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M6U结构电芯制造工艺--CapacityTest

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M6U结构电芯制造工艺—OCV&Self-dischargeTest

0.01CdischargecurvewithLFP-059at25℃

Voltage(V)

3.8003.6003.4003.2003.0002.8002.6002.4002.200

2.000

0%10%20%