In the paper, nonlinear incompressible N-S equations are numerically solved by combining the higher accuracy compact finite differences of non-uniform meshes with the fourier spectral expansion.

• 利用该数值方法结合流动稳定性理论,研究了多涡结构及二维扰动波在边界层中的非线性演化问题和二维扰动波在局部粗糙壁面的边界层中的非线性演化问题。