回热器

The compressible and oscillating fluid flow, heat transfer phenomenon in the regenerator and pulse tube have been studied in detail.

通过计算详细地分析了回热器和脉管内的流场和温度场，以及其他参数的变化。

Effects of operating temperatures as well as economizer heat exchanger on the performance of the system are illustrated graphically.

结果表明，有无回热器时工作温度对系统性能的影响是不一致的。

The effects of variable properties of real gas and material, characteristic of valve, coupled heat transfer of regenerator, mutual influence of first and second stage, and so on, were considered in the model.

模型中考虑了实际气体性质，磁性填料的变物性，阀门的配气特性，回热器的空容积及气体和填料的耦合换热，一、二级的相互影响等因素，综合模拟了双级G－M制冷机的工作过程。

The heat transfer and pressure drop of the entire flow channel of primary surface recuperator were studied using 3-D numerical simulation .

对波纹状微型燃机一次表面回热器全程通道的换热特性和压力损失进行了三维数值模拟分析，并与采用经验公式的计算结果进行了比较。

It must be a kind of recuperator which has small volume, light weight, high recuperated effectiveness and high reliability for using on micro gas turbine.

微型燃机的特点决定了这种回热器必须具有体积小、重量轻、回热度高、可靠性好以及易于生产制造等特点。

In addition, minimum volume of the plate recuperator can be gained by changing the gas-air plate space proportion. Under the same required recu...

在同等回热效率要求下，板翅式回热器体积远小于板式，其紧凑度更高，而阻力上升也不明显。

The next step is to improve the engine to obtain good phase in the regenerator.

最后指出了今后工作的主要方向是改进发动机，调整热声回热器中的行波相位，以期获得较好的性能。

We point out that non-symmetry thermodynamic effect also exists at pulse tube hot end and regenerator hot end.

在脉冲管的热端和回热器的热端也存在着热力学非对称效应。

In this paper it is believed that the onset process is from the unorderly sound waves generated by heated gases, through ordering the sound waves, regenerator onset in a high natural frequency, followed by steady oscillation whose frequency is controlled by resonance tube.

本文认为热声热机的起振过程是从气体被加热产生杂乱的声波开始，经过声波的规则化先从回热器的高频率自激振荡振动，继而扩展到以谐振管内气体固有频率为主导的整个系统的稳态起振。

The performance of closed-cycle helium turbine incorporated with high temperature gas-cooled reactorwhich coupled with recuperating,intercooling and precooling processes is optimized in this paper.

以带有回热器、中冷器、预冷器的高温气冷堆氦气轮机循环为研究对象，用发动机热力计算方法导出循环有效效率表达式和最佳增压比解析式，然后对高温气冷堆氦气轮机循环的热力过程进行分析，揭示了各参数之间的关系。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。