The slow motion of a sphere in a rotating, viscous fluid

Stephen Childress

Research output: Contribution to journalArticlepeer-review

80 Scopus citations

Abstract

The uniform, slow motion of a sphere in a viscous fluid is examined in the case where the undisturbed fluid rotates with constant angular velocity Ω and the axis of rotation is taken to coincide with the line of motion. The various modifications of the classical problem for small Reynolds numbers are discussed. The main analytical result is a correction to Stokes's drag formula, valid for small values of the Reynolds number and Taylor number and tending to the classical Oseen correction as the last parameter tends to zero. The rotation of a free sphere relative to the fluid at infinity is also deduced.

Original languageEnglish
Pages (from-to)305-314
Number of pages10
JournalJournal of Fluid Mechanics
Volume20
Issue number2
DOIs
StatePublished - Oct 1964
Externally publishedYes

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