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旋转状态下温度比对气膜与主流掺混区域的影响

杨晓军 陶智 丁水汀 徐国强

杨晓军, 陶智, 丁水汀, 等 . 旋转状态下温度比对气膜与主流掺混区域的影响[J]. 北京航空航天大学学报, 2006, 32(06): 658-661.
引用本文: 杨晓军, 陶智, 丁水汀, 等 . 旋转状态下温度比对气膜与主流掺混区域的影响[J]. 北京航空航天大学学报, 2006, 32(06): 658-661.
Yang Xiaojun, Tao Zhi, Ding Shuiting, et al. Effect of temperature ratio on the film cooling with the rotation[J]. Journal of Beijing University of Aeronautics and Astronautics, 2006, 32(06): 658-661. (in Chinese)
Citation: Yang Xiaojun, Tao Zhi, Ding Shuiting, et al. Effect of temperature ratio on the film cooling with the rotation[J]. Journal of Beijing University of Aeronautics and Astronautics, 2006, 32(06): 658-661. (in Chinese)

旋转状态下温度比对气膜与主流掺混区域的影响

基金项目: 国家自然科学基金资助项目(10377002)
详细信息
    作者简介:

    杨晓军(1981-),男,辽宁朝阳人,博士生, xiaojunyoung@sjp.buaa.edu.cn.

  • 中图分类号: V 231.1

Effect of temperature ratio on the film cooling with the rotation

  • 摘要: 为了研究在旋转状态下温度比对气膜与主流掺混区域的影响,采用了数值模拟的方法对此进行了分析.结果表明:与静止状态相比,气膜出流在旋转状态下会发生偏转.当温度比固定,随着转速的增加,吸力面上气膜覆盖区域向高旋转半径方向偏转;但在压力面上,覆盖区域向低旋转半径方向偏转.在旋转速度固定时,随着冷却气膜和燃气温度比的增加,气膜覆盖区域向高旋转半径方向偏转.旋转同时会降低气膜冷却效率,而温度比对此的影响却很小.

     

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  • 被引次数: 0
出版历程
  • 收稿日期:  2005-06-07
  • 网络出版日期:  2006-06-30

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