动力电池制造流程图简介.ppt

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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-Do n

2、ot copy2MixingMixingCoatingCoatingPressingPressingCuttingCuttingDryingDryingStackingStackingSealingSealinginjectioninjectionFormationFormationAgingAgingGradingGradingStockStockElectrode Electrode preparingpreparingAssemblingAssemblingFormationFormationProcess of Power Cell Production Mobile Energy P

3、roviderConfidential-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 not copy4CoatingProduct:1.Unit weight2.Length and length in between3.p

4、attern 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.AppearanceProcess:1.Pressure2.Gap3.SpeedControl point:MixingCoatingPressing Mobile En

5、ergy 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.Vacuum Degree3.Drying TimeControl point:DryingMixingCoatingPressing Mobile

6、Energy ProviderConfidential-Do not copy8Stacking&WeldingProduct:1.Tab Positions2.Electrode/Separator Position3.Flatness of Tapes4.Tab welding strengthProcess:1.Positioning2.Welding parameterControl point:SAMPLEAuto-Winding Mobile Energy ProviderConfidential-Do not copy9Sealing(front&side)Product:1.P

7、osition 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.Weight of electrolyte Process:1.Flow rate from pump2.Temperature3.Time4.Pressure5.Dry roomContr

8、ol point:electrolyteAuto-Winding&Manual-WindingSealinginjection Mobile Energy ProviderConfidential-Do not copy11Product:1.Appearance2.Dimension3.Sealing testProcess:1.Vacuum time2.Sealing time3.Sealing tempControl point:Degas/SealingTrimmingFoldingMarkingPre-chargeSAMPLEAuto-Winding&Manual-WindingSe

9、alinginjectionForming Mobile Energy ProviderConfidential-Do not copy12FormationProduct:1.Capacity2.Resistance3.VoltageProcess:1.Charge current&Discharge current2.Charge time3.Cut-off current4.Cut-off voltageControl point:Auto-Winding&Manual-WindingSealinginjectionFormingFormation Mobile Energy Provi

10、derConfidential-Do not copy13 Welding(Al Ni)(KS PACK)Product:1.Position of the tabs2.Dimensions of the tabs3.Peeling strengthProcess:1.Mold 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