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针对壁面旋转变径管内螺旋流的压力应变项研究

张井龙 王尊策 徐艳 徐德奎

张井龙, 王尊策, 徐艳, 徐德奎. 针对壁面旋转变径管内螺旋流的压力应变项研究[J]. 应用数学和力学, 2019, 40(5): 574-582. doi: 10.21656/1000-0887.390325
引用本文: 张井龙, 王尊策, 徐艳, 徐德奎. 针对壁面旋转变径管内螺旋流的压力应变项研究[J]. 应用数学和力学, 2019, 40(5): 574-582. doi: 10.21656/1000-0887.390325
ZHANG Jinglong, WANG Zunce, XU Yan, XU Dekui. Research on Pressure Strain Correlation Terms in the Reynolds Stress Model for Spiral Flow in Reducing Pipes With Rotating Wall[J]. Applied Mathematics and Mechanics, 2019, 40(5): 574-582. doi: 10.21656/1000-0887.390325
Citation: ZHANG Jinglong, WANG Zunce, XU Yan, XU Dekui. Research on Pressure Strain Correlation Terms in the Reynolds Stress Model for Spiral Flow in Reducing Pipes With Rotating Wall[J]. Applied Mathematics and Mechanics, 2019, 40(5): 574-582. doi: 10.21656/1000-0887.390325

针对壁面旋转变径管内螺旋流的压力应变项研究

doi: 10.21656/1000-0887.390325
基金项目: 国家自然科学基金(11402051);黑龙江省青年科学基金(QC2016003)
详细信息
    作者简介:

    张井龙(1984—),男,讲师,博士(通讯作者. E-mail: dragon142587@163.com).

  • 中图分类号: O368

Research on Pressure Strain Correlation Terms in the Reynolds Stress Model for Spiral Flow in Reducing Pipes With Rotating Wall

Funds: The National Natural Science Foundation of China(11402051)
  • 摘要: 通过壁面旋转变径圆管内螺旋湍流流动特征的分析,确定其切向速度场内涡流区为微团旋转主导的椭圆形流动,外涡流区为微团变形主导且受壁面旋转影响的双曲形流动.进而利用张量的不变量理论,引入旋转率张量与应变率张量的综合不变量作为模型系数,将适用于微团旋转主导的旋转湍流Reynolds应力压力应变项修正模型拓展到了非旋转效应主导的双曲形流动中.将修正压力应变项应用于壁面旋转变径圆管流场的模拟,并将结果与实测结果进行了对比,验证了修正模型的改进效果.
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出版历程
  • 收稿日期:  2018-11-23
  • 修回日期:  2019-01-02
  • 刊出日期:  2019-05-01

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