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柴 油 微 尺 度 燃 烧 模 型 构 建 及燃 烧 特 性 影 响 规 律 研 究

  • Kai Han
  • , Chaofan Liu
  • , Shilei Wei
  • , Yongsen Liang
  • Beijing Institute of Technology
  • China North Engine Research Institute

科研成果: 期刊稿件文章同行评审

摘要

Based on the 3D computing platform CONVERGE,a micro-scale combustion model coupling the chemical reaction kinetics of diesel was proposed. And the effects of initial ambient pressures,initial ambient temperatures and slit spacing on the combustion process were studied. Results show that higher ambient pressure,smaller initial ambient temperature,and larger slit spacing leads to greater and earlier peak value of instantaneous heat release rate as well as higher maximum combustion temperature. Besides,the near steady state pressure before combustion determines the occurrence of micro-scale combustion. The micro-scale combustion happens when the near steady state pressure is higher than 0. 69 MPa.

投稿的翻译标题Study on the Micro-Scale Combustion Model and Influences of Parameters on Combustion Characteristics
源语言繁体中文
页(从-至)8-15
页数8
期刊Neiranji Gongcheng/Chinese Internal Combustion Engine Engineering
43
5
DOI
出版状态已出版 - 10月 2022

关键词

  • chemical reaction mechanism
  • heptane
  • micro-scale combustion
  • parameter influence law

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