Numerical analysis of unsteady thermosolutal convection over a horizontal isothermal circular cylinder

被引:14
作者
Phanikumar, MS
Mahajan, RL
机构
[1] Univ Colorado, Ctr Engn, Dept Mech Engn, Boulder, CO 80309 USA
[2] Michigan State Univ, Dept Geol Sci, E Lansing, MI 48824 USA
关键词
D O I
10.1080/10407789808913961
中图分类号
O414.1 [热力学];
学科分类号
摘要
The aim of the present article is to clarify the nature of interaction between thermal and solutal buoyancy for flow over a horizontal, isothermal, circular cylinder. In a range of values of the buoyancy ratio N (defined as the ratio of solutal to thermal Grashof numbers) an interesting "biplume" solution has been obtained in which an upward thermally driven flow coexists with a solutally driven downward flow. The problem has been studied for air-naphthalene (Lewis number Le = 3.57) and water-salt (Le = 100) binary systems.
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页码:673 / 700
页数:28
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