增压直喷柴油机EGR系统设计与试验研究  

Structure Design and Experiments of an EGR System for a Turbocharged Diesel Engine

作　　者：杨帅[1] 张振东[1] 

机构地区：[1]上海理工大学,上海200093

出　　处：《车用发动机》2003年第6期35-37,共3页Vehicle Engine

基　　金：上海市优秀青年科技启明星资助项目(03QF14033)

摘　　要：以增压直喷柴油机为研究对象,设计了一套EGR控制系统以降低NOx排放,具体介绍了EGR系统中的进气节流阀、组合气缸阀、EGR冷却器及电控系统的结构形式,并通过发动机试验测试了EGR系统的实际控制效果。Based on a supercharged,directinjected diesel engine,an EGR control system has been designed to reduce its NOx emission.The design of the key components in the EGR system has been introduced in detail.The effectiveness of the EGR system has been proved by engine tests. 

关 键 词：增压直喷柴油机 NOX排放 EGR系统 控制系统 废气再循环系统 

分 类 号：TK421.5[动力工程及工程热物理—动力机械及工程]