碳烟累积对汽油机颗粒捕集器性能的影响

Research Progress on the Effect of Soot Loading on the Gasoline Particulate Filter

文章简单介绍缸内直喷汽油机内颗粒物的生成机理、汽油机颗粒物捕集器的结构、工作原理,综述GPF内碳烟累积对GPF捕集效率、背压和再生性能的影响,并对GPF未来的发展进行展望。

This article briefly introduces the mechanism of soot generation in GDI engines,the structure and working principle of Gasoline Particulate Filter(GPF),and reviews the effect of soot accumulation in GPF on filtration efficiency,back pressure and regeneration performance,and provides an outlook on the future development of GPF.