Numerical investigation on the stability of singular driven cavity flow

被引:127
作者
Auteri, F [1 ]
Parolini, N [1 ]
Quartapelle, L [1 ]
机构
[1] Politecn Milan, Dipartimento Ingn Aerospaziale, I-20158 Milan, Italy
关键词
stability of incompressible viscous flows; unsteady driven cavity flows; critical Reynolds number; Hopf bifurcation;
D O I
10.1006/jcph.2002.7145
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
By applying the singularity subtraction technique to the unsteady driven cavity problem, the stability of the impulsively started flow is investigated, without smoothing the corner singularity. A second-order spectral projection method allows localization of the critical Reynolds number for the first Hopf bifurcation in the interval [8017.6, 801 8.8). (C) 2002 Elsevier Science (USA).
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页码:1 / 25
页数:25
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