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大涡模拟模型环形燃烧室污染特性

颜应文 赵坚行 张靖周 刘勇

颜应文, 赵坚行, 张靖周, 刘勇. 大涡模拟模型环形燃烧室污染特性[J]. 航空动力学报, 2008, 23(7): 1161-1167.
引用本文: 颜应文, 赵坚行, 张靖周, 刘勇. 大涡模拟模型环形燃烧室污染特性[J]. 航空动力学报, 2008, 23(7): 1161-1167.
YAN Ying-wen, ZHAO Jian-xing, ZHANG Jing-zhou, LIU Yong. Large eddy simulation of pollution formation in model annular combustor[J]. Journal of Aerospace Power, 2008, 23(7): 1161-1167.
Citation: YAN Ying-wen, ZHAO Jian-xing, ZHANG Jing-zhou, LIU Yong. Large eddy simulation of pollution formation in model annular combustor[J]. Journal of Aerospace Power, 2008, 23(7): 1161-1167.

大涡模拟模型环形燃烧室污染特性

基金项目: 国家自然科学基金(50176017);高等学校博士学科点专项科研基金(20070287041)

Large eddy simulation of pollution formation in model annular combustor

  • 摘要: 在任意曲线坐标系下,采用大涡模拟模型环形燃烧室两相燃烧流场中污染物的生成.用亚网格涡破碎(EBU)燃烧模型估算化学反应速率;分别用NO亚网格动力学模型与CO亚网格模型来模拟NO和CO的生成;采用随机离散模型模拟气液两相湍流流动,两相之间耦合采用PSIC算法.计算结果与瞬态速度场、出口温度和污染物质量分数分布的实验数据比较吻合,表明大涡模拟方法和亚网格模型可以用来预估实际燃烧室两相喷雾燃烧流场和污染物生成过程.

     

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出版历程
  • 收稿日期:  2007-06-21
  • 修回日期:  2007-08-15
  • 刊出日期:  2008-07-28

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