小轿车高速行驶空气阻力特性研究

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1、摘要汽车车速的提高受到许多因素的制约。根据汽车空气动力学的原理汽车行驶时的空气阻力是一个不可忽视的关键因素并且空气阻力的影响因素也是多方面的。为了提高汽车的行车速度从汽车空气阻力空气阻力的影响因素出发分汽车迎风面积和空气阻力系数两个方面说明了降低汽车空气阻力与提高车速的理论基础。并引用具体事例及试验数据对汽车车身结构设计分前部、中部、后部进行了分析改进以期探讨降低汽车空气阻力的措施和方法从而达到提高车速的目的。关键词:汽车车身结构空气阻力AbstratTheimprovementofvehiclespeedisrestrictedbym

2、anyfactors.Accordingtotheprincipleofaerodynamicstheairresistancewhentheautomobilerunsisakeyfactorthatcannotbeignoredandtheinfluenceoftheairresistancefactorsareinmanyaspects.Inordertoimprovethespeedofthecarstartingfromtheinfluencingfactorsofautomobileairresistanceandairre

3、sistancedividedintotwopartsforautomotivefrontalareaandairresistancecoefficientillustratesthetheoreticalbasisoflowerspeedautomotiveairdragandimprove.Andcitingspecificexamplesandtestdatathecarbodystructuredesignanteriormiddleposteriorbranchisanalyzedandimprovedinordertoexp

4、lorethemeasuresandmethodstoreducetheairresistancesoastoimprovethespeedof.Keywords:automobilebodystructureairresistance孙志豹：小轿车高速行驶空气阻力特性研究目录摘要...........................................错误！未定义书签。前言............................................................31空气阻力..........

5、..............................................51.1空气阻力的概念及分类.........................................51.2摩擦阻力......................................................51.3压力阻力.....................................................51.4形状阻力.......................................

6、..............51.5干扰阻力.....................................................51.6内循环阻力...................................................51.7诱导阻力.....................................................52降低汽车空气阻力的措施和方法....................................52.1降低汽车空气阻力系数的意义......

7、.............................62.2汽车车身纳杓埔?...........................................72.3扰流器.......................................................82.4汽车加装尾翼法...............................................82.5新型涂料法...................................................92.6新型

8、喷射系统.................................................9结论...............................................