查询词典 heat transfer

The Mie theory of cylindrical structures and the heat transfer modeling proposed by A.J.C.Grellier was used to derive the increment relation of the laser power with the drawbench distance.

熔锥光纤是具有锥腰和对称双锥过渡区的特殊波导结构，主要应用在对声光转换器[4]、光学放大器[5]和微腔器件以及光子晶体的耦合输入输出中[6-7]。

And the small droplets play great roles in heat transfer of dropwise condensation.

而直接冷凝长大的这部分小液滴在传热中起主要作用。

Dropwise condensation is the best approach to enhance heat transfer by means of surface tension.

滴状冷凝是利用表面张力作用强化冷凝传热的最理想途径。

Although there are a large amount of studies related to dropwise condensation in respect of it s high heat transfer coefficient, the mechanism of droplets formation is still unclear.

滴状冷凝具有较高的冷凝传热系数，本文研究了这一现象的传热机理，同时进一步研究了几种获得滴状冷凝的方法。

The heat transfer experiments were conducted on dropwise condensation of steam on the surfaces with gradient surface energy.

对空气中水滴在水平梯度表面能材料表面上的运动现象和表面倾角为0°、30°、60°和90°情况下，梯度表面能材料表面上的水蒸气滴状凝结换热进行了可视化实验，研究了凝结液滴的长大、聚并、运动和脱落现象。

A numerical simulation of dropwise condensation heat transfer of water on the copper wall has been performed.The results agree well with the bulk of existing experimental da...

应用上述模型对铜表面以水为介质的冷凝壁换热进行了直接数值模拟，并与各种压力条件下的试验数据进行了比较。

In order to further study the theory of dropwise condensation, the effects of surface topography of material and apparent contact angle on heat transfer in dropwise condensation are investigated in this paper based on the theoretical model of dropwise condensation established by former researchers.

为了从理论上对滴状冷凝进行更深入地研究，本文在实验的基础上对前人关于滴状冷凝的数学模型进行修正，考虑了冷凝表面形貌及表观接触角对滴状冷凝传热的影响。

Whether there is a significant effect of surface thermal conductivity on heat transfer coefficient in dropwise condensation is a problem that has yet not been settled hitherto.

本文的主要研究工作如下：（1）应用随机分形模型构造了液滴的空间和尺度分布，在此基础上首次建立了珠状凝结换热数值模拟的数学模型。

Numerical simulations were conducted for dropwise condensation on the basement of the random fractal model and the methods are also used in the numerical simulation of nucleate pool boiling heat transfer.

珠状凝结和核态池沸腾换热都具有较高的换热效率，具有很重要的工业应用前景，因此引起了极大的研究兴趣，取得了一定的成就。

Finally, in consideration of the interfacial interaction between liquid and solid, a new model for dropwise condensation heat transfer was proposed by using the population balance concept and considering the effect of surface topography and contact angle.

最后，针对液固界面相互作用对滴状冷凝传热的影响，以液滴数平衡概念为基础，考虑表面形貌和表观接触角对冷凝传热的作用，建立了新的滴状冷凝传热模型。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。