查询词典 boiling process

It is found that lunate channel has obvious effect on flow boiling heat transfer enhancement.

在受迫流动沸腾情况下，沸腾换热系数 h 随着质量流速 G 和热流密度 q 的增加而增加。

The special behavior of bubble and two-phase flow for cryogenic fluid boiling in the lunate channel is obtained by optical method.

可视化的实验结果为狭缝通道内沸腾传热机理和模型的分析提供了可靠的依据。

It was shown in our experiment that boiling heat transfer coefficient of forced liquid nitrogen flow in lunate channel is 3～5 times larger than that in smooth tube.

摘 要：对液氮在0.5～1.5mm狭缝通道内受迫流动沸腾换热的情况进行了研究。

In this paper lunate channel is adopted to study forced flow boiling heat transfer and its pressure drop in detail.

因此本文采用这种独特的狭缝通道结构形式——弦月形狭缝通道，实验和理论研究了液氮在0.5～1.5mm狭缝通道内受迫流动沸腾时的传热特性和流动特性。

It was shown in our experiment that boiling heat transfer coefficient of forced liquid nitrogen flow in lunate channel is 3～5 times larger than that in smooth tube.

对液氮在0.5～1.5 mm狭缝通道内受迫流动沸腾换热的情况进行了研究。

It was shown in our experiment that boiling heat transfer coefficient of forced liquid nitrogen flow in lunate channel is 3～5 times larger than that in smooth tube.

狭缝强化传热是一种新兴的强化传热技术，它具有温差小、传热效率高的特点。

Under the same experimental condition, boiling heat transfer of nitrogen in lunate narrow channel performs better than that in circular narrow channel.

弦月形通道与环缝通道相比，在相同的条件下，弦月形通道显示出更好的换热效果。

Cryogenic two-phase flow and boiling heat transfer characteristics are studied by means of visualized experiment in lunate narrow channel.

采用可视化实验方法研究液氮在弦月形狭缝通道内两相流流动和传热现象。利用精心设计和制作的试件，借助高速摄影仪和3CCD 数码摄像机，获得了液氮在弦月形狭缝通道热虹吸沸腾时的气泡行为及两相流动的真实信息。

It is found that lunate channel has obvious effect on flow boiling heat transfer enhancement.

当热流密度大于10kW/m〓时，传热效果明显好于热虹吸狭缝沸腾。

In this paper, a unique kind of configuration, lunate channel, is adopted as the flow channel. The gas-liquid two-phase flow and boiling heat transfer characteristics of cryogenic fluid in these narrow channels are studied in detail.

本文采用独特的通道结构形式——极限偏心环缝，在宽广的参数范围内详细研究了这种狭缝通道中低温气液两相流体的流动及沸腾传热特性。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。