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本文对各种边界层反方法何以能消去Goldstein奇性的机理进行了详细分析,指出了它们都是为消去x(uy)0在分离点的不确定性和为其定值提供某种内在机制。文中还导出了三维粘性-无粘干扰模型的表达式。并将它同全三维边界层方程耦合求解,在一个后掠机翼上解出了攻角等于20°的大范围后部分离流场。
This paper analyzes in detail how the anti-Goldstein singularity mechanism of various boundary layer methods can eliminate Goldstein singularity, and points out that they are all to eliminate the uncertainty of the x (uy) Provide some kind of internal mechanism The expression of three-dimensional viscous-non-stick interference model is also derived. It is coupled with the full three-dimensional boundary layer equation to solve the large-scale rear segregated flow field with an angle of attack equal to 20 ° on a swept-back wing.