高压共轨EGR中型柴油机OBD标定技术探讨  

Study on Calibration of Middle Duty Diesel Engine with High Pressure Common Rail and EGR

作　　者：任尚峰[1] 赵文辅[1] 秦克印[1] 侯福建[1] 

机构地区：[1]中国第一汽车集团公司技术中心,长春130011

出　　处：《汽车科技》2012年第1期31-34,共4页Auto Sci-Tech

摘　　要：按照法规要求,在满足国Ⅳ排放法规的同时,必须加装OBD系统。本文主要介绍了匹配了BOSCH电控高压共轨系统和EGR+DOC+POC方案的中小型发动机,OBD的基本原理和标定方法流程。OBD system is equipped when emission standard has met with EuroIV emission standard .Middle and light duty diesel engine with electrical controlled high pressure common rail system and EGR ＋DOC＋POC are introduced in this paper.Basic principle, test method and calibration procedure of OBD are introduced particularly.

关 键 词：高压共轨 柴油机 车载诊断 标定流程 

分 类 号：U464.172[机械工程—车辆工程]