动力电池制造流程图简介

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1、 Mobile Energy ProviderConfidential - Do not copy1Process of Power Cell ProductionElectrode Preparing(Mixing、Coating、Calendaring、Drying、Slitting、Cutting)Cell Assembling(Stacking、Welding、Sealing、EL injection、Degassing)Cell Formation & Grading(Cell Formation、Grading) Mobile Energy ProviderConfidential

2、 - Do not copy2Process of Power Cell Production Mobile Energy ProviderConfidential - Do not copy3Mixing(anode & cathode)Product:1.Viscosity2.Particle size3.Density4.Solid contentProcess:1.Raw material Wt.2.Mixing speed3.Mixing time4.Temp.Control point:Mixing Mobile Energy ProviderConfidential - Do n

3、ot copy4CoatingProduct:1.Unit weight2.Length and length in between3.pattern appearanceProcess1.Belt speed2.Position of feeding head 3.Temp of oven4.Length and length in betweenControl point:MixingCoatingCuAl Mobile Energy ProviderConfidential - Do not copy5PressingProduct:1.Thickness2.AppearanceProc

4、ess:1.Pressure2.Gap3.SpeedControl point:MixingCoatingPressing Mobile Energy ProviderConfidential - Do not copy6CuttingProduct:1.Width2.Appearance3.BurrProcess:1.Tension2.SpeedControl point:Slitting Mobile Energy ProviderConfidential - Do not copy7DryingProduct: 1.Water ContentProcess:1.Drying Temp.2

5、.Vacuum Degree3.Drying TimeControl point:DryingMixingCoatingPressing Mobile Energy ProviderConfidential - Do not copy8Stacking & WeldingProduct:1. Tab Positions2. Electrode/Separator Position3. Flatness of Tapes4. Tab welding strengthProcess:1. Positioning2. Welding parameterControl point:SAMPLEAuto

6、-Winding Mobile Energy ProviderConfidential - Do not copy9Sealing (front&side)Product:1.Position of the tabs 2.Short circuit testProcess:1.Temp2.Time3.Pressure4.AlignmentControl point:Auto-Winding & Manual-WindingSealing Mobile Energy ProviderConfidential - Do not copy10Injection&sealingProduct:1.We

7、ight of electrolyte Process:1.Flow rate from pump2.Temperature3.Time4.Pressure5.Dry roomControl point:electrolyteAuto-Winding & Manual-WindingSealinginjection Mobile Energy ProviderConfidential - Do not copy11Product:1.Appearance2.Dimension3.Sealing testProcess:1.Vacuum time2.Sealing time3.Sealing t

8、empControl point: Degas/SealingTrimmingFoldingMarkingPre-charge+ +A AH HB B* * * * * * * * * * * * * * *- -* * * * *SAMPLEAuto-Winding & Manual-WindingSealinginjectionForming Mobile Energy ProviderConfidential - Do not copy12FormationProduct:1.Capacity2.Resistance3.VoltageProcess:1.Charge current &

9、Discharge current2.Charge time3.Cut-off current4.Cut-off voltageControl point:Auto-Winding & Manual-WindingSealinginjectionFormingFormation Mobile Energy ProviderConfidential - Do not copy13 Welding (Al Ni)(KS PACK)Product:1.Position of the tabs2.Dimensions of the tabs3.Peeling strengthProcess:1.Mol

10、d position2.Welding parametersControl point:NiALWeldingAuto-Winding & Manual-WindingSealinginjectionFormingFormation Mobile Energy ProviderConfidential - Do not copy14Aging&FQCFQC 1.Appearance2.Voltage3.Resistance4.Capacity5.Sealing 6.1.Time2.TemperatureAging Process& Control point:AgingStockWeldingAuto-Winding & Manual-WindingSealinginjectionFormingFormation Mobile Energy ProviderConfidential - Do not copy1515ThankThank