Convective mass transfer from a horizontal rotating cylinder in a slot air jet flow
β Scribed by Hongting Ma; Dan Du; Jinglong Sun; Yufeng Zhang; Na Deng
- Publisher
- Elsevier Science
- Year
- 2011
- Tongue
- English
- Weight
- 660 KB
- Volume
- 54
- Category
- Article
- ISSN
- 0017-9310
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β¦ Synopsis
The effect of air jet impinging on the mass transfer characteristics from a rotating spinning cylinder surface are investigated experimentally. The effects of rotational Reynolds number Re r , jet-exit Reynolds number Re j , the nozzle width-to-cylinder diameter ratio B/d, and the ratio of the distance between nozzle exit and the front of cylinder to nozzle width L/B on the mean Sh are determined. The phenomena of the first and second critical points is analyzed and validated. On the basis of experimental data, the correlation equation is obtained.
π SIMILAR VOLUMES
The relationship between mass transfer and rotation rate for a concentric cylinder cell, in which the inner cylinder rotates and the outer cylinder remains stationary, has been derived for a simple model assuming linear velocity gradients near the rotating cylinder surface. A previous treatment by K
## Abstract An experimental study of heat transfer on a horizontal rotating cylinder near a flat plate was performed. The cylinder and plate were set in a crossβflow. Temperature distribution and coefficients of local heat transfer were measured by a MachβZehnder interferometer. Flow visualization