《储能电池制造技术双语课程》课件-项目八 化成与老化

1.电池化成工艺BatteryFormationProcess《储能电池制造技术》《ManufacturingTechnologyofEnergyStorageBatteries》学习目标注液量控制InjectionvolumecontrolLearningObjectives化成反应ChemicalresponsePART01注液量控制Injectionvolumecontrol一、注液量控制Injectionvolumecontrol01注液量对电池性能的影响Theimpactofelectrolytefillingvolumeonbatteryperformance02注液量计算与确定CalculationandDeterminationofLiquidInjectionVolume03注液量控制方法与设备LiquidInjectionVolumeControlMethodandEquipmentPART02化成反应OverviewofResistanceSpotWeldingProcess二、化成反应Chemicalresponse化成反应解析Transformingresponseparsing01化成反应影响Chemicaltransformationresponseimpact02化成反应影响KeyFactorAnalysis03二、化成反应Chemicalresponse极片膨胀原因Reasonsforelectrodesheetexpansion极片膨胀影响Electrodesheetexpansioneffects二、化成反应Chemicalresponse应对措施Countermeasures恒流恒压化成ConstantCurrentandConstantVoltageFormation二、化成反应Chemicalresponse‌分步化成制度Step-by-stepconversionsystem‌脉冲化成制度Pulse-basedinstitutionalization2.电池老化工艺BatteryAgingProcess《储能电池制造技术》《ManufacturingTechnologyofEnergyStorageBatteries》学习目标老化工艺目的AgingprocessobjectiveLearningObjectives老化设备Agingequipment老化工艺操作Agingprocessoperation老化过程监控AgingprocessmonitoringPART01老化工艺目的Agingprocessobjective一、老化工艺目的Agingprocessobjective提升电池性能稳定性Improvingbatteryperformancestability01筛选电池Filterbatteries02PART02老化设备Agingequipment二、老化设备Agingequipment01老化箱结构与功能AgingchamberstructureBroussonetiapapyriferaandfunctionality02数据采集与监测Datacollectionandmonitoring03自动化控制系统AutomatedcontrolsystemPART03老化工艺操作Agingprocessoperation三、老化工艺操作Agingprocessoperation老化前准备Preparationbeforeaging电池安装与连接BatteryinstallationandconnectionPART04老化过程监控Agingprocessmonitoring四、老化过程监控Agingprocessmonitoring老化设备状态监控Agingequipmentconditionmonitoring01老化后处理Agingpost-treatment023.电池注液化成老化认知BatteryElectrolyteFillingFormationAgingUnderstanding《储能电池制造技术》《ManufacturingTechnologyofEnergyStorageBatteries》学习目标注液化成老化的概念Theconceptofliquid-injectionTransformed&AgingLearningObjectives注液原理Liquidinjectionprinciple化成原理Chemicaltransformationprinciple老化的原理Theprincipleofaging学习目标LearningObjectives注液工艺目的Purposeofliquidinjectionprocess化成工艺目的Purposeofthechemicalconversionprocess老化工艺目的Agingprocesspurpose设备EquipmentPART01注液化成老化的概念Theconceptofliquid-injectionTransformed&Aging一、注液化成老化的概念Theconceptofliquid-injectionTransformed&Aging将电解液注入电芯。Injecttheelectrolyteintothebatterycell.注液工序Liquidinjectionprocess首次充放电形成SEI膜，稳定电极/电解液界面。TheinitialdischargeformsanSEIfilm,stabilizingtheelectrode/electrolyteinterface.化成工序Chemicalconversionprocess在特定条件下放置电池，稳定内部化学反应。提升性能稳定性。Underspecificconditions,placethebatterytostabilizeinternalchemicalreactions.Enhanceperformancestability.老化工序AgingprocessPART02注液原理Liquidinjectionprinciple二、注液原理Liquidinjectionprinciple利用真空与压力差，电解液渗透电芯空隙，锂离子在电场作用下实现能量存储。UtilizingPhoxinusphoxinussubsp.phoxinus

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konggap,enablinglithiumionstoachieveenergystorageundertheinfluenceofanelectricfield.PART03化成原理Chemicaltransformationprinciple三、化成原理Chemicaltransformationprinciple通过充放电在负极形成SEI膜，保护电极材料，保证锂离子顺利传输，稳定电极性能。Bycharginganddischarging,anSEIfilmisformedonthenegativeelectrodetoprotecttheelectrodematerial,ensuresmoothlithium-iontransport,andstabilizeelectrodeperformance.PART04老化的原理Theprincipleofaging四、老化的原理Theprincipleofaging在特定条件下，内部化学反应持续，不稳定物质转化，优化晶格结构，增强电池稳定性和一致性。Underspecificconditions,theinternalchemicalresponsepersists,unstablesubstancestransform,optimizingthelatticestructureofBroussonetiapapyrifera,therebyenhancingbatterystabilityandconsistency.PART05注液工艺目的Purposeofliquidinjectionprocess五、注液工艺目的Purposeofliquidinjectionprocess提供锂离子传输介质，确保充放电反应，注液量适中，分布均匀，保证电池性能和安全性。Providelithium-iontransportmediumtoensurecharge-dischargeresponse,withmoderateelectrolytefillingvolumeanduniformdistribution,guaranteeingbatteryperformanceandsafety.PART06化成工艺目的Purposeofthechemicalconversionprocess六、化成工艺目的Purposeofthechemicalconversionprocess形成稳定SEI膜，保护电极，改善循环性能和充放电效率，激活电极材料，检测电池质量，确保最佳性能状态。FormingastableSEIfilmtoprotecttheelectrode,improvecyclingperformanceandcharge-dischargeefficiency,activateelectrodematerials,monitorbatteryquality,andensureoptimalperformancestatus.PART07老化工艺目的Agingprocesspurpose七、老化工艺目的Agingprocesspurpose消除制造应力，提高化学反应稳定性，提升电池性能一致性，提前发现潜在问题，增强可靠性和延长使用寿命。Eliminatemanufacturingstress,improvechemicalresponsestability,enhancebatteryperformanceconsistency,identifypotentialissuesinadvance,increasereliability,andextendservicelife.PART08设备Equipment八、设备Equipment注液设备Liquidfillingequipment核心为真空注液机ThecoreisPhoxinus