| 火花点火甲醇发动机工作过程多维数值模拟 |
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| 引用本文： | 李丽,郑清平,黎苏.火花点火甲醇发动机工作过程多维数值模拟[J].柴油机,2011,33(2):10-15. |
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| 作者姓名： | 李丽 郑清平 黎苏 |
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| 作者单位： | 河北工业大学能源与环境工程学院,天津,300401 |
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| 摘 要： | 研究对象为一台由柴油机改造的火花点火甲醇发动机,应用AVL-FIRE软件的FEP技术建立进气道-进气门-气缸部分三维动态网格,建立数学模型并验证了模型的可行性;详细分析了缸内流体速度场分布,甲醇与空气的混合气燃烧火焰扩散及传播过程;研究了火花塞位置对甲醇发动机燃烧过程的影响,结果表明火花塞设置在原柴油机喷油器处较为合理...
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| 关 键 词： | 甲醇发动机 火花点火 工作过程 数值模拟 |
Three-Dimensional Numerical Simulation on Combustion Process of SI Methanol Engine
of SI Methanol Engine |
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| Li Li,Zheng Qingping and Li Su.Three-Dimensional Numerical Simulation on Combustion Process of SI Methanol Engine
of SI Methanol Engine[J].Diesel Engine,2011,33(2):10-15. |
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| Authors: | Li Li Zheng Qingping and Li Su |
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| Affiliation: | Li Li,Zheng Qingping,Li Su(College of Energy and Environment Engineering,Hebei University of Technology,TianJin 300401) |
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| Abstract: | The research was carried out on a spark-ignition methanol engine which was modified from a diesel engine.The three-dimensional moving meshes reflecting the intake port,intake valve and cylinder were generated by AVL-FIRE software with the technology of FEP,and the mathematical model was built and its feasibility was verified.According to the simulation results,the fluid velocity field distributing,combustion flame spread and propagation process of the mixture gas which contains methanol and air were analyze... |
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| Keywords: | methanol engine spark ignition combustion process numerical simulation |
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