CAJ | 학술논문

对一款满足国Ⅲ排放的高压共轨柴油机加装废气再循环（EGR）以及氧化催化转化器（DOC）和颗粒氧化催化转化器（POC）进行排放升级,通过台架试验研究升级后的柴油机的排放特性。试验结果表明,改造后柴油机的排放水平达到国Ⅳ排放要求。
대일관만족국Ⅲ배방적고압공궤시유궤가장폐기재순배（EGR）이급양화최화전화기（DOC）화과립양화최화전화기（POC）진행배방승급,통과태가시험연구승급후적시유궤적배방특성。시험결과표명,개조후시유궤적배방수평체도국Ⅳ배방요구。
A high pressure common rail diesel engine,which met the stage Ⅲ emission standard,was upgraded by fixing EGR,diesel oxidation catalyst（DOC） and particulate oxidation catalyst（POC）.The experiment of diesel engine was conducted on test bench to investigate the exhaust emission characteristic.The result showed that the emission of reformed engine could satisfy the limit requirement of stage Ⅳ emission standard.