EFFECT OF GRAVITY ON STABLE SAFFMAN-TAYLOR FINGERS

被引:9
作者
BRENER, E
RABAUD, M
THOME, H
机构
[1] Laboratoire de Physique Statistique de L'Ecole Normale Supérieure, 75231 Paris Cedex 05
来源
PHYSICAL REVIEW E | 1993年 / 48卷 / 02期
关键词
D O I
10.1103/PhysRevE.48.1066
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
A theoretical and experimental study of transverse gravity effects is presented for stable Saffman-Taylor fingers propagating in a linear tilted cell. In the high-velocity limit, the experimental results are compared to the theoretical work of Brener, Levine, and Tu [Phys. Fluids A 3, 529 (1991)]. As predicted, when the tilt angle is increased, the finger becomes narrower and more asymmetrical as it becomes located nearer to the upper lateral boundary. In the limit of low velocities, a theory for the gravity effect is presented and its predictions are experimentally checked.
引用
收藏
页码:1066 / 1072
页数:7
相关论文
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