作者: F. Auteri , N. Parolini , L. Quartapelle
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摘要: By applying the singularity subtraction technique to unsteady driven cavity problem, stability of impulsively started flow is investigated, without smoothing corner singularity. A second-order spectral projection method allows localization critical Reynolds number for first Hopf bifurcation in interval [8017.6, 8018.8).