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学校代码10857学号031分类号密级公开毕业设计(论文)安全气囊的发展与应用学历层次大专教学系名称汽车工程系专业名称汽车电子技术学生姓名张欢指导教师郑士振2011年月日毕业设计(论文)任务书Ⅰ、毕业设计（论文）题目安全气囊的发展与应用Ⅱ、毕业设计（论文）选题意义及要求选题意义自20世纪70年代以来，随着电子技术尤其是微处理器的迅速发展，使现代汽车成为典型的高科技机电一体化产品。电子信息技术已经成为新一代汽车发展方向的主导因素,汽车动力性能、操纵性能、安全性能和舒适性能等各个方面的改进和提高,都将依赖于机械系统及结构和电子产品、信息技术的完美结合,电子技术的发展应用已使汽车产品的功能发生了深刻的变化，为了减少汽车发生正面碰撞时由于巨大的惯性力所造成的对驾驶员和乘员的伤害，现代汽车在驾驶员方向盘中央普遍装有安全气囊，有些汽车在副驾驶座前的手套箱上端和乘员座位上也装有安全气囊。要求（1）做到结构合理，层次清楚，重点突出，文字简练、通顺。（2）对研究的问题进行分析和论证。（3）突出研究内容中的创新、改进与实际应用之处。（4）工程类课题提供必要的设计与分析；软件开发类课题进行项目设计，并给出典型的技术应用实例（避免罗列代码）；试验类课题进行试验数据处理及分析；管理和人文学科的论文应包括对研究问题的分析、比较，案例论证或实证分析等；自然科学的论文应数据充足、推理正确，结论明确。（5）论文主体各章后应有一节“本章小结”，对本章的内容进行简要总结。（6）论文避免错别字，无科学性错误。Ⅲ、毕业设计（论文）工作内容和进度安排本毕业论文工作时间为12周，分两个阶段，第一个阶段为本学期11月30日到12月31日（5周），第二个阶段为下学期3月1日到4月16日（7周）。具体工作安排如下：3第1周接受毕业设计任务书，学习毕业设计(论文)要求及有关规定。第2周阅读指定的参考资料及文献，基本完成开题报告。第3周进一步修订完善开题报告，使其在内容及格式上符合毕业设计规范要求。第4周到第7周成毕业设计论文初稿。第8周至第10周修订完善毕设论文初稿，使其在内容及格式上符合毕业设计规范要求。第11周故障排除归纳总结和故障案例收集、解答问题，完成毕业设计，全部成果交指导老师批阅。第12周毕业答辩Ⅳ、主要参考资料[1]刘东民,王生昌，《现代车用安全气囊发展简介》1998年第二期[2]范迪彬，《汽车构造》，安徽：科学技术出版社[3]代汝泉，《汽车运行性能》，北京：国防工业出版社2003.1[4]邓楚南，《汽车构造下册》，北京：人民交通出版社2000.6[5]高延龄，《汽车运用工程》，北京：人民交通出版社1999.10汽车工程教学系汽车电子专业0823212班学生姓名（学号）张欢20082321203毕业设计（论文）时间：自年月日至年月日答辩时间：年月日成绩指导教师：郑士振目录目录摘要·············································································································5Abstract·········································································································6第1章汽车安全气囊的发展··········································································71.1国内汽车安全气囊的发展·········································································71.2国外汽车安全气囊的发展·········································································81.3国内安全气囊的评价··············································································101.4汽车安全气囊的发展趋势·······································································101.5本章小结·····························································································13第2章安全气囊的结构及原理········································································142.1汽车安全气囊的组成··············································································142.2安全气囊系统的分类··············································································152.2.1.按引爆方式分类············································································152.2.2.按安全气囊数量分类······································································152.2.3.按保护类型分类按保护类型分类·······················································162.3汽车安全气囊的工作原理········································································172.4本章小结·····························································································20第3章安全气囊的检修···············································································213.1安全气囊检修的注意事项·······································································213.2安全气囊检修实例················································································233.3本章小结·····························································································28结论············································································································29致谢············································································································30参考文献······································································································31摘要摘要随着汽车在世界范围内的不断发展和创新，汽车的安全设计在整车设计中所占的比例也越来越大。为了减少汽车发生正面碰撞时由于巨大的惯性力所造成的对驾驶员和乘员的伤害，现代汽车在驾驶员方向盘中央普遍装有安全气囊。汽车安全气囊系统（SupplementalRestraintSystem——SRS）是轿车上的一种辅助保护系统，与座椅安全带配合使用，可以为乘员提供十分有效的防撞保护。本文主要介绍安全气囊的发展、安全气囊的组成及类型、安全气囊的作用、系统主要部件、气囊在车内的应用，气囊系统的工作原理、使用注意事项、安全气囊的维护以及安全气囊的检修。关键词：安全气囊；维护；常见故障AbstactAbstractWiththecarintheworldofcontinuousdevelopmentandinnovationinvehiclesafetydesigncardesignhasbecomeincreasinglylargeproportionofvehiclesinordertoreducetheoccurrenceoflargefrontalcollisioncausedbytheinertiaofthedriverandcrewdamagetothesteeringwheelofmodernvehiclesinthecentraldriversgenerallyequippedwithairbagsairbagsystemSupplementalRestraintSystemSRSisanassistantonthecarprotectionsystemusedinconjunctionwithseatbeltsforoccupantcrashprotectionprovidedveryeffectiveThispaperdescribesthedevelopmentofairbags,airbagcomponentsandtypes,theroleofairbags,thesystemmaincomponents,theapplicationofairbagsinthecar,airbagsystemworks,precautions,maintenanceandairbagrepairairbag.-第2章安全气囊的结构及原理第1章汽车安全气囊的发展1.1国内汽车安全气囊的发展我国对汽车安全气囊的研究起步较晚。上个世纪80年代末我国的一些汽车碰撞安全和军工专家才开始关注汽车安全气囊的研究和发展。随着世界汽车进军我国，我国的汽车工业迎来了前所未有的发展契机。1992年，我过自行研制的FS-01安全气囊通过撞车试验。我国的政策法规也对我国汽车工业的发展提供了良好的发展空间。在我国“九五”规划期间和“十五”规划中,国家经贸委和汽车行业将安全气囊列为我国汽车零配件三大重点发展项目(电子喷油系统、防抱死制动系统和安全气囊系统)之一,尤其是在1999年10月28日,国家机械工业局发布《关于正面碰撞乘员保护的设计规则》(CMVDR294)。这个设计规则明确提出对汽车乘员在发生汽车碰撞时的安全标准。所述的安全要求。CMVDR294的发布间接地对汽车配置安全气囊提出了新的要求,这无疑是中国安全气囊发展史上的一个进步,同时也对安全气囊的研究与发展指明了正确的方向和注入了新的活力。在十多年的研究与发展过程中,国内许多大学与事业公司的研究与产品已初具基础,其中部分研究与技术已接近国际水平。清华大学的黄世霖等人在汽车碰撞实验研究中,系统地研究了多种国产汽车中安全气囊的匹配技术对汽车安全气囊的点火控制模拟、汽车碰撞的过程模拟和实验验证以及有关软件在汽车安全气囊系统设计中的应用等方面作了大量工作,对国内的汽车安全气囊研究具有重要的指导作用。坐落在锦州经济技术开发区的锦恒公司是国内唯一一家具有自主知识产权的汽