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Research on CA6SH-NE3 CNG Engine Medium Commercial Vehicle
Author(s): XIE Yunchen, NIU Danfeng, GUO Tao
Pages: 21
Year: 2009
Issue:
1
Journal: Tianjin Auto
Keyword: 中型商用车; 天然气; 代用燃料; 发动机;
Abstract: 为了开发满足国Ⅲ排放要求的天然气发动机,研究了实现国Ⅲ标准存在的问题,确定了理论空燃比加三元催化器的技术方案,即采用多点顺序喷射闭环控制空燃比,改进燃烧室和进气系统,改善燃烧,提高功率.采用三元催化转化器对排气污染物进行净化处理,完成了CA6SH-NE3发动机的优化设计及性能试验.结果表明,开发的天然气发动机具有较好的动力性和燃料经济性,排放达到国Ⅲ标准,实现了开发目标.
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