废气通过颗粒捕集器载体时,粒径大于某尺寸的颗粒被滤下并吸附在载体表面上而不直接排出。当载体表面聚积一定量的颗粒同时满足再生条件时,将对其燃烧去除颗粒。 When exhaust gas passes through DPF,particle of a size bigger than a certain value will be filtered and adsorbed on the surface of the substrates instead of being directly discharged. When a certain amount of particles accumulate on the surface of substrates and at the same time meet the regeneration conditions, these particles will be removed through burning. |