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1、学习必备欢迎下载汽车发动机电控系统维修课程单元教学设计授课教师：NO:11 单元标题项目 12 进气系统主要元件的拆装与修复课时2 授课班级授课时间授课地点致远 206 教学目标能力目标（1）能够正确拆装进气系统主要元件；（2）能够正确修复进气系统主要元件。知识目标（1）了解电子油门控制系统的结构与原理；（2）了解可变进气系统的结构与原理；（3）了解涡轮增压控制系统的结构与原理素质目标（1）形成良好的纪律观念，遵守行业法律法规；（2）树立工具、设备使用的安全意识；（3）形成良好的团队协作精神；（4）锻炼组织沟通能力，能够与团队其他成员协同解决问题；（5）培养良好的5S习惯：SEIRI（整理）；
2、SEITON（整顿）；SEISO（清扫）；SEIKETSU（清洁）；SHITSUKE（自律）任务与案例任务 1 电子油门控制系统的结构与原理；任务 2 可变进气系统的结构与原理；任务 3 涡轮增压控制系统的结构与原理；任务 4 正确拆装和修复进气系统主要元件教学重点难点及解决方法重点正确拆装和修复进气系统主要元件难点修复进气系统主要元件解决办法通过加强学生的训练，让学生在动手的过程中增强技能和认知能力教学准备（1）多媒体教学设备；（2）教学课件；（3）将学生分组，每组准备一台完好的发动机台架；（4）学习工作单精品资料-欢迎下载-欢迎下载 名师归纳-第 1 页，共 4 页 -学习必备欢迎下载一、
3、任务描述（2）告知：本单元的能力目标、知识目标和素质目标二、任务实施（70）1、设置情境，布置任务（1）设置情境学生为新进员工，初次对汽车发动机电控系统进行检修，需要完成如下工作：修复进气系统主要元件；教师为该项目负责人，负责员工的管理、培训、考核；实训室为维修车间。（2）布置任务任务 1 电子油门控制系统的结构与原理；任务 2 可变进气系统的结构与原理；任务 3 涡轮增压控制系统的结构与原理；任务 4 正确拆装和修复进气系统主要元件2、学生知识和技能准备（教师讲授）（1）电子油门控制系统的结构与原理；（2）可变进气系统的结构与原理；（3）涡轮增压控制系统的结构与原理；（4）进气系统主要元件的
4、拆装和修复3、学生分组，按学习工作单要求训练；（教师巡视，释疑）学习任务 4：进排气系统故障的检修与诊断学习项目 2：进气系统主要元件的拆装与修复车型：总成型号：1.进气系统主要元件的拆装（1）空气流量计和空气滤清器的拆卸拆下蓄电池负极线；拧松进气软管两端的抱箍；拨开锁扣，拔下空气流量计的导线插接器；注意：拔插接器时，不能直接拉导线束。拆下空气流量计固定螺栓，从空气滤清器上取下空气流量计；拆下空气滤清器盖，取出空气滤清器滤芯，如见图4-2 所示；拆下滤清器体固定螺栓，取下隔套和橡胶套；拆下隔热板，拆下滤清器体，取下垫块。（2）节气门体的拆卸(图 4-3)拆下曲轴箱通风管；用尖嘴钳拔下控制拉索调
5、整卡簧片，从节气门体上拆下节气门控制拉索(图 4-4)；拆下节气门拉索支架，拔下炭罐真空管和制动助力器真空管；拔下进气温度传感器和霍尔传感器的导线插接器，拆下节气门控制组件导线插接器；拆下气缸盖后的小软管，拆下炭罐电磁阀真空管；从节气门体上拆下两根冷却液旁通管（可视情况决定是否拆卸）；拆下节气门体与进气管的连接螺栓，取出节气门体和密封垫。精品资料-欢迎下载-欢迎下载 名师归纳-第 2 页，共 4 页 -文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M
6、1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6
7、 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3
8、文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N
9、8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4
10、I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10
11、C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q
12、8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3学习必备欢迎下载（3）清洁并装复节气门体使用化清剂清洁节气门体阀板附近；装上密封垫和节气门体；接上冷却液旁通管和炭罐电磁阀真空管(图 4-5)；接上节气门节气门控制组件导线插接器；将节气门控制拉索装在节气门体的节气门控制臂上，插上控制拉索调整卡簧片；装上气缸盖后侧的小软管。（4）装复空气滤清器和空气流量计装上隔套、橡胶套、隔热板，用固定螺栓固定滤清器体；装上空气滤清器滤芯、滤清器盖；装上空气流量计，插上空气流量计的导线插接器；装上进气软管，卡好抱箍；装上
13、动力转向真空管、曲轴箱通风管。2.进气系统主要元件的调整与匹配（1）节气门拉索的安装和调整节气门拉索是非常容易弯折的，因此在安装时必须非常仔细。节气门拉索的轻度弯曲就会导致在行驶时断裂，因此节气门拉索一旦弯折就不能使用。安装时要使节气门拉索在各个支承座和紧固点之间保持平直。通过改变节气门拉索支架上的卡板位置来调整节气门拉索，如图4-4 所示，使节气门达到全开的位置。（2）节气门控制组件的匹配如果拆装或换了新的节气门控制组件，或者发动机ECU出了故障，或者发动机控制单元被切断电源，必须进行基本设定，即完成发动机ECU与节气门控制组件的匹配工作。节气门控制组件匹配前提条件为：a、冷却液温度不低于8
14、0；b、测试时，散热风扇不允许转；c、空调关闭；d、其他用电设备关闭；e、在故障储存中没有故障存在。三、任务分析与总结（15）1、各组交流方案及实施过程中的心得体会，并对实施中出现的问题进行分析讨论，并填写学习工作单；2、教师点评指导；3、学生进一步完善方案，并继续完成任务；4、教师小结四、布置任务（3）下一学习单元：进排气系统重要数据流检测学习任务：任务 1 废气再循环系统的结构与原理；任务 2 燃油蒸发控制系统的结构与原理；任务 3 诊断仪的功能与使用；任务 4 正确检测进排气系统的重要数据流精品资料-欢迎下载-欢迎下载 名师归纳-第 3 页，共 4 页 -文档编码:CW3C6Q8N8M1
15、 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6
16、ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文
17、档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8
18、M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I
19、6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C
20、3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8
21、N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3学习必备欢迎下载精品资料-欢迎下载-欢迎下载 名师归纳-第 4 页，共 4 页 -文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F
22、4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W1
23、0C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6
24、Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A
25、2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2
26、W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3
27、C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3文档编码:CW3C6Q8N8M1 HF2T7A2F4I6 ZC5R1W2W10C3