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正癸烷着火及燃烧的化学动力学模型

姚通 钟北京

物理化学学报Issue(2):237-244,8.
物理化学学报Issue(2):237-244,8.DOI:10.3866/PKU.WHXB201211271

正癸烷着火及燃烧的化学动力学模型

Chemical Kinetic Model for Auto-Ignition and Combustion of n-Decane

姚通 1钟北京1

作者信息

  • 1. 清华大学航天航空学院,北京 100084
  • 折叠

摘要

Abstract

A chemical kinetic model containing 46 species and 167 reactions was developed for the auto-ignition and combustion of n-decane. On the basis of a significant reduction of the mechanism proposed by Peters (118 species and 527 reactions)—where the reduction was achieved using reaction path analysis and a sensitivity analysis—the newly developed mechanism was obtained by correcting and improving some elementary reactions important for auto-ignition at lower temperatures and laminar flame speeds. When compared with experimental results, not only did the mechanism contain fewer species and reactions than other models, it could also predict the auto-ignition delay time at lower and higher temperatures and laminar flame speeds more precisely. The development of this model represents a significant step toward a global model that could be coupled with computational fluid dynamics.

关键词

正癸烷/化学动力学/路径分析/灵敏度分析/着火延迟时间/火焰传播速度

Key words

n-Decane/Chemical kinetics/Reaction path analysis/Sensitivity analysis/Auto-ignition delay time/Laminar flame speed

分类

化学化工

引用本文复制引用

姚通,钟北京..正癸烷着火及燃烧的化学动力学模型[J].物理化学学报,2013,(2):237-244,8.

基金项目

The project was supported by the National Natural Science Foundation of China (51036004).国家自然科学基金(51036004)资助项目 (51036004)

物理化学学报

OA北大核心CSCDCSTPCD

1000-6818

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