This paper does research on the three dimensional turbulent flow fields of compressible air with highly rotation, using methods of mathematical analyze and CFD simulation.

本文以涡流管内可压缩气体三维强旋转湍流流场为研究对象，采用数学分析和数值模拟方法对涡流管内流场结构进行研究。

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In this paper a turbulent curved channel flow was studied with the direct numerical simulation. The main objective way to investigate the influence of curvature on the turbulence.

本文采用直接数值模拟的方法对弯槽湍流进行了研究，主要目的是研究流向曲率对湍流流动情况的影响。

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The turbulent flow characteristics in cylinders of direct injection diesel engine under different air swirl ratios are analyzed by multi dimensional simulation methods.

用三维数值模拟的方法研究了不同涡流比下直喷式柴油机缸内湍流流动的规律。

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