查询词典 thermosiphon

Results show that high temperature thermosiphon with tube insert operates stable and has good heat transfer performance.

结果表明这种结构的高温热管能稳定运行，传热性能良好。

A new method of enhancing heat transfer of the heating section of a two-phase closed thermosiphon was proposed.

提出了一种新的提高传热的方法———在以水为工作液体的两相闭式热虹吸管中添加一定数量的纳米颗粒。

A new method of enhancing heat transfer of the heating section of a two—phase closed thermosiphon has been proposed .

本文提出了一种新的提高传热的方法—在以水为工作液体的两相闭式热虹吸管中添加一定数量的纳米颗粒。

Theoretical and experimental studies were carried out on the performance of heat transfer enhancement by adding a proper amount of nanoparticles to the thermosiphon with water as working fluid.

提出了一种新的提高传热的方法——在以水为工作液体的两相闭式热虹吸管中添加一定数量的纳米颗粒。

Experiments with water thermosiphon verified the above ideas.

定性实验证明了上述思想的可行性。

Then high temperature thermosiphon is constructed and tested.

在此基础上，制作了内热虹吸式高温热管，进行了起动性能、传热性能测试。

The lunate thermosiphon elevation tube was increased from 1 to 3 in order to improve the elevation of the solution.

弦月形的热虹吸提升管由原来的1根增加到3根，增大了溶液提升量，降低了热源启动温度。

Develops the thermosiphon heat recovery equipment based on the operating principle of the thermosiphon .

在研究热虹吸管工作机理的基础上，开发设计出热虹吸管能量回收装置。

And, theoretical and experimental studies have been carried out of the performance of the heat transfer enhancement by adding a proper amount of nanoparticles to the thermosiphon with water as the working fluid. Compared with the ordinary thermosiphon, results indicate that this heat pipes posses such advantages as good startup, lower tube wall temperature, and its heat transfer coefficient is increased by 47～96%, heat flux is increased by 7.6～15% in the range of the experiment. The performance of the heat transfer relates to the diameter and the volume fraction of nanoparticle.

理论和实验的研究了这种热虹吸管蒸发段的工作特性，结果表明，与普通热管相比较，这种新式热管具有很好的启动特性，低的管壁温度，换热系数提高了47～96％，轴相热流率提高了7.6～15％，其换热性能随纳米颗粒粒径的减小而增大，随纳米颗粒加入量有所增加，当超过一定量时换热性能反而降低了。

Using the opened thermosiphon of 38x3 as experimental element and water as working fluid,the characteristics of dynamic low load boiling,stable severe boiling heat transfer coefficient and critical heat flux are gotten for the opened thermosiphon at the pressure of 0.02-0.1MPa and 0.1-0.8MPa respectively,which makes up the drawback that the opened thermisiphon has not yet accurate boiling heat transfer relationship formulas.

本文以工程上常用的Φ38×3的开口封底为实验元件，以水为工质，对开启式热管内的动态低负荷沸腾、稳态旺盛沸腾及临界沸腾特性进行系统的可视化实验研究，实验压力为0.02～0.8MPa，实验得出了Φ38×3的开口封底管在工作压力为0.02～0.8MPa和0.1～0.8MPa下的管内沸腾传热系数及临界热负荷计算关联式，弥补了开口封底管——这一新型传热元件尚无准确的沸腾换热关联式的缺陷。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。