混合动力车单体软包电池结构设计摘要混合动力的汽车一般采用油电混合，而其中的蓄电池是混合动力汽车的辅助电力能源，其作用是作为发动机的辅助动力源，在汽车的动力性能方面后者在电动机作为驱动源时为其提供店里能源。本次设计中采用的软包锂离子电池具有设计灵活性能更强，并兼具重量低、密度高以及安装方面便利等特点。本论文第一大章主要概述了混合动力车的发展历史和组成。第二章讲述了蓄电池的性能指标和蓄电池种类的选择。第三章讲述了在理离子电池形状的选择。第四章讲述了软包电池结构和主要零件设计。第五章讲述了软包锂离子电池设计计算。第六章讲述了锂离子电池的性能测试。关键词：蓄电池；方软包电池；电池结构；性能测试StructuralDesignofHybridElectricVehicleSinglePackageBatteryAbstract：Batteryisoneofthemaincomponentsofhybridelectricvehicle.Batteryisanauxiliarypowersourceinhybridelectricvehicle.Itisusedasanauxiliarypowersourceofenginetoimprovethepowerperformanceofvehicleorasanelectricpowersourcewhenmotordrivesvehicle.Thesoft-packedlithium-ionbatteriesusedinthisdesignhavetheadvantagesofmoreflexibledesign,lowweight,highdensityandconvenientinstallation.Thefirstchapterofthispaperdescribesthedevelopmentandcompositionofhybridelectricvehicles.Inthesecondchapter,theperformanceindexofbatteryandtheselectionofbatterytypesaredescribed.Chapter3describestheshapeselectionofin-processionbatteries.Chapter4describesthestructureofsoft-packedbatteryandthedesignofitsmainparts.Chapter5describesthedesignandcalculationofsoft-packedlithium-ionbatteries.Chapter6describestheperformancetestoflithiumionbatteries.Keywords：Battery;SquareSoftPackBattery;BatteryStructure;PerformanceTest目录第1章绪论.....................................................1.1混合动力车发展概况...............................................11.2混合动力车主要组成................................................1第2章混合动力车电池选择......................................22.1蓄电池性能指标....................................................22.1.1铅酸电池......................................................22.1.2镍-镉电池.....................................................42.1.3镍-氢电池.....................................................42.1.4锂离子电池....................................................52.2混合动力车电池方案确定............................................62.2.1本设计中电池方案优选................................................6第3章混合动力车锂离子电形状选择..............................7...............................................................3.1锂离子电池结构分类................................................73.1.1圆柱形锂离子电池..............................................73.1.2方形锂离子电池................................................73.1.3软包锂离子电池................................................83.2混合动力车电池形状的确定..........................................8第4章软包电池结构和主要零件设计..............................84.1软包电池主要零部件设计............................................84.1.1正极..........................................................84.1.2负极..........................................................9.......................................................................4.1.3隔膜..........................................................94.1.4电解液.......................................................10第5章软包锂离子电池设计计算.................................115.1带电状态下电芯尺寸计算...
