| 柴油机喷雾和燃烧过程的多维数值模拟计算研究 |
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| 引用本文： | 程文明,傅文卫,龚英利.柴油机喷雾和燃烧过程的多维数值模拟计算研究[J].车用发动机,2008(Z1). |
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| 作者姓名： | 程文明 傅文卫 龚英利 |
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| 基金项目： | 国家高技术研究发展计划(863计划) |
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| 摘 要： | 通过CFD软件FIRE对直喷式柴油机喷雾和燃烧过程的多维数值模拟计算,得到柴油机缸内流场速度、温度和排放污染物浓度分布以及示功图、放热率和排放物生成历程等重要的研究信息,并对其作了详细地分析,为改进现有的直喷式柴油机结构和开发新的燃烧系统提供预见性的指导。
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| 关 键 词： | 直喷式柴油机 数值模拟 燃烧 喷雾 |
Multi-dimensional Simulation of Spray and Combustion Processes in Diesel Engine |
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| CHENG Wen-ming,FU Wen-wei,GONG Ying-li.Multi-dimensional Simulation of Spray and Combustion Processes in Diesel Engine[J].Vehicle Engine,2008(Z1). |
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| Authors: | CHENG Wen-ming FU Wen-wei GONG Ying-li |
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| Abstract: | The combustion and spray process of DI diesel was calculated using CFD software-FIRE.Some important research information,including the distribution of the velocity of flow field,temperature field and exhaust emission concentration as well as cylinder pressure,heat release rate and the course of emission growth,were got and analyzed detailedly as a predictable reference for improving the structures of existing DI diesel and developing the new combustion systems. |
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| Keywords: | DI diesel numerical simulation combustion spray |
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