ANALYSIS OF THE HEAT-TRANSFER COEFFICIENT OF GROOVED HEAT PIPE EVAPORATOR WALLS

被引:411
作者
STEPHAN, PC
BUSSE, CA
机构
[1] Joint Research Centre, the Commission of the European Communities, 21020 Ispra, VA
关键词
D O I
10.1016/0017-9310(92)90276-X
中图分类号
O414.1 [热力学];
学科分类号
摘要
A model for the radial heat transfer of a grooved heat pipe evaporator is presented. It combines the solution of a two-dimensional heat conduction problem with the calculation of the shape of the liquid-vapour interface and its temperature, taking into account the influence of meniscus curvature and adhesion forces on the volatility of the liquid. It is shown that the common assumption of an interface temperature equal to the saturation temperature of the vapour can lead to a large overprediction of the radial heat transfer coefficient.
引用
收藏
页码:383 / 391
页数:9
相关论文
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