本文求解Reynolds时均N-S方程和k-ε湍流模式,使用任意曲线坐标下张量形式的非交错网格Simple算法和TM网格生成技术,数值分析风机矩形蜗壳内的二次流及其沿周向不同横截面上旋涡的生成演化细节,讨论了蜗壳宽度与粘性效果的作用机制和影响.
参考文献
| [1] | E Ayder;R Van den Braembussche .J J Brasz.Experimental and Theoretical Analysis of the Flow in a Centrifugal Compresor Volute[J].Journal of Turbomachinery,Transactions of the ASME,1993,115:582-589. |
| [2] | E Ayder;R Van den Braembussche .Numerical Analysis of the Three-Dimensional Swirling Flow in Centrifugal Compressor Volutes[J].Journal of Turbomachinery,Transactions of the ASME,1994,116:462-468. |
| [3] | 曹树良;许国;吴玉林 .水轮机蜗壳和固定导叶内部三维紊流流场数值研究[J].工程热物理学报,1998,19(05):586-589. |
| [4] | 周建华;顾宏中 .三维流线上风方法[J].工程热物理学报,1998,19(06):711-714. |
| [5] | Pitkanen H;Esa H;Sallinen P .CFD Analysis of a Centrifugal Compressor Impeller and Volute[R].ASME Paper 99-GT-436,1999. |
| [6] | W N Dawes.Challenges for Turbomachinery CFD in the 21st Century[A].,1999:2-73. |
| [7] | 胡胜利;吴克启 .风机矩形蜗壳内部流动特性及其二次流的研究[J].工程热物理学报,1993,14(02):151-154. |
| [8] | Thomas P D;Middlecoff .Direct Control of the Grid Point Distribution in Meshes Generated by Elliptic Equations[J].AIAA Journal,1980,18(06):652-656. |
| [9] | Thomas P D .Composite Three-Dimensional Grids Generated by Elliptic Systems[J].AIAA Journal,1982,20(09):1195-1202. |
| [10] | 曹淑珍.矩形蜗壳内流场三维测试与分析[J].流体工程,1992(07):6. |
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