【摘要】 为满足国家新的汽车尾气排放法规要求 ,江铃汽车股份有限公司对自行开发的JX4 93ZQ型增压柴油机的供油系统 ,燃烧室 ,冷起动措施等作了改进 ,这些改进措施有效地改善了柴油机的排放 ,作者论述了这些改进措施的效果及它对柴油机总体性能的影响更多还原

【Abstract】 In order to meet the requirements of new national auto exhaust emission regulations, Jiangling Motors Co., Ltd. has made improvements to the fuel supply system, combustion chamber and cold start measures etc. of the JX493ZQ turbocharged diesel engine, which has developed by Jiangling Motors Co. Ltd., itself. These can improve the engine exhaust emission effectively. The effects of these improvements and their influences on the general performance of diesel engines have been described.更多还原