基金Supported by the Dynamical Behaviors and Control of the Propeller Driven Hybrid Underwater Glider with Controllable Wings(Grant no.51475319)the National Hi-tech Research and Development of China(Grant no.2012AA091001)
文摘当前,大气污染形势严峻,日益严格的柴油车排放法规要求增加柴油机颗粒物捕集器(Diesel Particulate Filter,DPF)的应用。DPF是控制柴油车颗粒物排放污染的有效手段,但其热再生时产生的排气高达600℃以上,给周围环境带来安全隐患,尤其是仓库和易燃易爆场所。本文基于文丘里效应,通过理论分析、仿真优化,设计了一种降低DPF再生时排气温度的排气降温装置(Temperature Control Device,TCD),能大幅度降低DPF再生时的排气温度。