Based on the numerical simulation, the second law of thermodynamics is applied to analyze the irreversible losses in a miniature pulse tube cryocooler ( PTC ) for space application. 利用数值模拟的方法对空间用微型脉冲管制冷机进行了热力学第二定律分析。
Designed and produced miniature X-ray tube, and performance testing. 开展了微型X射线源实物的设计、制作和性能测试。
A numerical model for simulating the oscillating flow characteristics in a high frequency miniature pulse tube refrigerator was developed. 利用数值方法模拟了高频微型同轴脉冲管制冷机内部气流交变流动和换热过程。
The predicted results are useful in designing the coaxial miniature pulse tube cooler for space application. 同时也给出了最佳小孔、双向进气和多路旁通开度下脉冲管制冷机的整机计算结果。
Manufacture and experimental research of a miniature pulse tube refrigerator 微型脉管制冷机的研制及实验研究