无粘流
保守向量场
机械
物理
Lift(数据挖掘)
涡度
经典力学
圆柱绕流势流
平流
剪切流
势流
流量(数学)
雷诺数
湍流
涡流
压缩性
数据挖掘
热力学
计算机科学
标识
DOI:10.1017/s002211208700260x
摘要
This paper concerns the flow about a sphere placed in a weak shear flow of an inviscid fluid. The secondary velocity resulting from advection of vorticity by the irrotational component of the flow is computed on the sphere surface, and on the upstream axis. The resulting lift force on the sphere is evaluated, and the result is confirmed by an analytical far-field calculation. The displacement of the stagnation streamline, far upstream of the sphere, is calculated more accurately than in previous papers.
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