汽车运用技术汽车发动机冷却系统分析论文.docVIP

汽车运用技术毕业设计 汽车发动机冷却系统分析 汽车发动机冷却系统分析 摘要 汽车在现代社会生活中起着不可缺少的作用越来越多的汽车进入了普通家庭每个人的汽车梦不再是梦要使汽车能更好的为我们服务就得从技术质量等方面来改变汽车的质量从而把汽车全面打造成人类必不可少生活工具作为汽车专业的学生对汽车的基本结构和工作原理要有所认识和了解尤其是汽车发动机在现代汽车发动机中冷却系统起着给发动机进行冷却的作用从而保证发动机的正常运行不仅如此有些先进的汽车发动机上的冷却系统是要求冷却的作用要达到精确冷却智能化冷却等作用及功能这些都是冷却系统比较新鲜的技术更应该对其深入了解才能掌握对汽车简单故障的诊断和排除方法本文从介绍发动机冷却系的研究目的和意义作用和结构组成到对冷却系统的故障再到冷却系统新技术的展望等进行分析介绍并进行具体讲解使汽车人员对汽车发动机冷却系有更深的了解从而能对汽车发动机冷却系合理地使用出现故障时能够得心应手的进行诊断和排除 关键词 汽车发动机 冷却系统分析 诊断和排除 Abstract Car in modern society life plays an indispensable role more and more vehicles into the ordinary families each persons car is no longer a dream dreams To make the car to better serve us from technology quality and so on to change the quality of the car so as to give the car to fight a comprehensive human essential tool life As a motor major for car the basic structure and working principle of to know and understand especially the car engine in the modern automobile engine cooling system plays to engine for cooling so as to ensure the normal operation of the engine not only that some advanced automobile engine cooling system is to require the cooling to achieve precise cooling cooling effect such as intelligent and function These are cooling system is fresh technology and more thorough understanding of its should to master car simple of fault diagnosis and elimination method This paper introduces the engine cooling of the department of research purpose and meaning function and structure to the cooling system fault to cooling system of the new technology outlook analysis is introduced and explained to make the car personnel of automobile engine cooling is a deeper understanding of and that can of automobile engine cooling is reasonable to use failure can handy for diagnosis and ruled out Key words Automobile engine Cooling system analysis Diagnosis and exclusion 目 录 摘要 1 1研究背景 1 2课题研究的目的和意义 2 21控制好发动机冷却液温度有利于改善发动机的动力性和燃油经济性 2 22控制好发动机冷却液温度有利于改善发动机的冷启动性能 2 23控制好冷却液温度能够提高发动机使用寿命减低排气污染 2 3本论文的国内外