《汽油车污染物排放限值及测量方法》中过量空气系数限值的探讨

Discussion on the Limit of Excess air Coefficient of Limits and Measurement Methods for Emissions from Gasoline Vehicles

根据过量空气系数的定义,结合汽车发动机的新技术,以及不确定度分析,探讨了GB 18285-2018标准规定的过量空气系数限值的局限性,并提出解决办法。

According to the definition of air-fuel ratio,combined with the new technology of automobile engine and uncertainty analysis,this paper discusses the limitations of excess air coefficient limit specified in GB 18285-2018 standard,and puts forward solutions.