新能源汽车产业作为国民经济的重要支柱产业，其发展态势迅猛。为培养紧跟行业发展、贴合企业需求的新能源汽车售后服务人才，我们组织了多所汽车职业院校经验丰富的优秀教师，以及汽车维修企业的高级技师/高级工程师共同编写了此书。本书共设计六个项目，分别为"新能源汽车的总体结构”"新能源汽车高压电气系统”"新能源汽车驱动电机系统”"新能源汽车动力电池及管理系统”"新能源汽车充电系统”"新能源汽车底盘系统”。本书以项目化的形式，将每个项目分解为若干具体任务，图文并茂、通俗易懂，便于学生进行学习、归纳与总结，使其能够快速了解、熟悉并掌握新能源汽车构造知识。

周绍鹏，男，1989年出生，现就职于广西物流职业技术学院物流交通学院，中共党员；本科毕业于长沙理工大学车辆工程专业，研究生毕业于华南农业大学农业机械化专业；主要研究方向为新能源汽车技术领域，公开发表汽车专业类研究论文8篇。

项目一 新能源汽车的总体构造 ·························································.1
任务1 纯电动汽车总体结构认知 ·································································.1
1.1 纯电动汽车的定义 ········································································.2
1.2 纯电动汽车的类型 ········································································.2
1.3 纯电动汽车的组成 ········································································.4
1.4 纯电动汽车的结构特点 ··································································.9
1.5 纯电动汽车的动力传输及驱动原理 ·················································.10
练习题 ···································································································.13
任务2 插电式混合动力汽车总体结构认知 ····················································.16
2.1 插电式混合动力汽车的定义 ···························································.16
2.2 插电式混合动力汽车的类型 ···························································.17
2.3 插电式混合动力汽车的组成 ···························································.19
2.4 发动机的组成与工作原理 ······························································.20
2.5 插电式混合动力汽车的动力传输 ····················································.30
练习题 ···································································································.34
任务3 燃料电池电动汽车总体结构认知 ·······················································.36
3.1 燃料电池电动汽车的定义 ······························································.36
3.2 燃料电池电动汽车的类型 ······························································.37
3.3 燃料电池电动汽车的组成 ······························································.38
3.4 燃料电池电动汽车的能源及动力传递 ··············································.42
3.5 燃料电池电动汽车的特点 ······························································.43
3.6 燃料电池电动汽车的发展趋势 ·······················································.43
练习题 ···································································································.49
项目二 新能源汽车高压电气系统 ····················································.51
任务1 新能源汽车高压电气系统总体结构认知 ··············································.51
1.1 高压电气系统的组成 ····································································.52
1.2 高压电气系统主要部件的作用及功能 ··············································.52
1.3 吉利帝豪EV450高压电气系统的总体结构 ·········································.58
练习题 ···································································································.63
任务2 新能源汽车高压安全防护认知 ··························································.66
2.1 新能源汽车的电压等级 ·································································.66
2.2 高压电气系统的潜在危险 ······························································.67
2.3 高压安全防护的基本原则 ······························································.68
2.4 高压安全防护设备的认知及使用 ····················································.69
2.5 高压电气系统操作安全规范 ···························································.71
2.6 应急处理措施 ·············································································.72
练习题 ···································································································.76
项目三 新能源汽车驱动电机系统 ····················································.78
任务1 纯电动汽车驱动电机系统总体结构认知 ··············································.78
1.1 驱动电机系统的功能及组成 ···························································.79
1.2 驱动电机系统的工作原理 ······························································.81
1.3 驱动电机的类型和特点 ·································································.82
1.4 驱动电机系统的性能指标 ······························································.84
练习题 ···································································································.87
任务2 电机控制器认知 ············································································.89
2.1 电机控制器的定义及功能 ······························································.89
2.2 电机控制器的组成 ·······································································.92
2.3 电机控制器的工作原理 ·································································.93
练习题 ···································································································.97
任务3 驱动电机冷却系统认知 ·································································.100
3.1 冷却系统的作用、类型 ·······························································.100
3.2 冷却系统的组成及主要部件 ·························································.102
练习题 ·································································································.106
项目四 新能源汽车动力电池及管理系统 ·········································.108
任务1 动力电池系统总体结构认知 ···························································.108
1.1 动力电池系统的定义及功能 ·························································.109
1.2 动力电池系统的组成 ··································································.109
1.3 动力电池系统主要部件的作用及结构 ············································.110
1.4 动力电池系统相关术语及性能指标 ···············································.113
练习题 ·································································································.116
任务2 电池管理系统认知 ·······································································.118
2.1 电池管理系统的功能及类型 ·························································.118
2.2 电池管理系统的工作原理 ····························································.122
练习题 ·································································································.124
项目五 新能源汽车充电系统 ························································.127
任务1 新能源汽车直流充电系统认知························································.127
1.1 直流充电系统的定义及作用·························································.128
1.2 直流充电系统的组成部件····························································.128
1.3 直流充电桩的使用·····································································.131
练习题·································································································.137
任务2 新能源汽车交流充电系统认知························································.138
1.1 交流充电系统的定义、作用及应用场景 ·········································.138
1.2 交流充电系统的组成部件····························································.139
1.3 交流充电桩的使用·····································································.141
练习题·································································································.144
项目六 新能源汽车底盘系统························································.146
任务1 新能源汽车制动系统总体结构认知··················································.146
1.1 液压制动系统认知·····································································.147
1.2 电子控制制动系统认知·······························································.153
1.3 制动能量回收系统·····································································.160
练习题·································································································.164
任务2 新能源汽车行驶系统总体结构认知··················································.166
2.1 行驶系统的作用及类型·······························································.166
2.2 行驶系统的基本组成··································································.167
练习题·································································································.181
任务3 新能源汽车转向系统总体结构认知··················································.183
3.1 转向系统的类型及组成·······························································.183
3.2 电动助力转向系统的原理····························································.190
练习题·································································································.194