解读中国重汽国Ⅲ系列发动机—中国重汽推出低成本的EGR国Ⅲ发动机

SINOTRUK Launches Low-cost EGR of National Standard III

重型车欧Ⅲ排放标准在欧美早已实施，而我国2008年7月1日才开始在全国实施。为了满足国Ⅲ排放标准，国内各大柴油机生产企业都根据自身条件及市场情况采取了不同的技术路线。目前国际及国内的技术路线大概可以分为4种：电控高压共轨，电控单体泵，电控泵喷嘴，电控直列泵＋电控EGR。从使用情况看，每种路线都有各自的优势和不足：有的技术难度较大、成本较高，

Recently, China Heavy Duty Truck Group launched EGR series of diesel of National Standard Ⅲ, the first of its kind in China. With its strong features of low-cost, high-value and so on, the EGR diesel has been recognized and proved by NRDC. In addition, SINOTRUK also developed CRS of National Standard Ⅲ. This article illustrated the technical characters of these two models of engine.