漏热冷损是影响低温制冷机性能的一个重要因素。
The heat loss is a significant factor which influences the performance of a pulse tube cryocooler.
未来空间系统需要可靠的长寿命、低温度、小冷量的低温制冷机。
The reliable long-life, low temperature and small cold capacity cryocooler is necessary for future space-based system.
GM型低温制冷机的压力波发生系统通常包括压缩机和平面旋转阀。
A compressor together with rotary valve system generates pressure oscillation in a GM-type pulse tube refrigerator.
采用热声发动机驱动脉冲管制冷机，使彻底消除低温制冷机中的运动部件成为可能。
A pulse tube refrigerator driven by a traveling wave thermoacoustic prime engine has no moving parts.
对所有的回热式低温制冷机，压力波与质量流之间的相位控制是达到制冷效果的关键。
To all the regenerative refrigerators, to control the phase angle between the pressure and the volumetric velocity is pivotal to attaining satisfactory refrigeration effect.
而平面旋转阀的时序又是低温制冷机的一个重要参数，它决定了制冷机系统进气、排气过程之间的相互关系。
The timing of the rotary valve, which is a key operating parameter for cryocoolers, determines the relationship between the intake and exhaust process.
本实用新型涉及一种用于耦合低温制冷机与被冷却器件之间的低温热开关，包 括：金属材质的冷端和热端；
The utility model relates to a low-temperature thermal switch used in coupling a low-temperature refrigerator and a cooling device, which includes a metallic cold end and a metal hot end;
小型逆布雷顿循环透平制冷机以其长寿命、高可靠性、低振动、重量轻等特点，有望成为下一代新型长寿命的空间低温制冷机的首选机型。
Due to its high reliability, long life, high thermodynamic efficiency and very low vibration, Reverse-Brayton cryocooler is hopeful to apply to the space application.
本文着重讨论了制冷机负载特性的变化对现代低温泵的抽速、极限压强、抽气容量等抽气特性的影响。
This paper emphatically discussed about the effects of change of the refrigerator load on pumping speed, limiting pressure, pumping capability etc.
主要叙述空气制冷机的原理及其在列车空调、冷冻冷藏、飞机空调和大型低温环境试验室中的应用。
Discribes the theory of air refrigerator and its application to train air-conditioning, freezing and cold storage, aircraft air-conditioning and large low temperature environmental laboratory.
在理论研究及实验论证的基础上，本文提出了一种新型的低温回热式气体制冷机。
The paper puts forward a new type of cryogenic refrigerator proved to be nor- mal working by theoretical calculation and experimental demonstration.
对新型的带有液氮预冷的低温旋转阀式脉冲管制冷机进行了实验研究，得到了一些有意义的结果。
In this article, a new kind of pulse tube refrigerator with low temperature switch valve and liquid nitrogen precooler is introduced.
首次提出了一种称为低温阀切换式脉冲管制冷机的新型制冷装置。
A new type of refrigerator called pulse tube refrigerator with low temperature switching valve is suggested for applications such as gas separation and liquefaction.
微型斯特林制冷机可广泛应用于气象、军事、航空航天、低温电子学、低温医学等领域。
Micro-stirling cryocooler can be extensively applied in many territories, such as weather, military, aviation, low temperature electronics, the low temperature medical science and so on.
单级高频脉冲管制冷机直接降低到20K以下温区存在很大困难，采用多级方案是高频脉冲管制冷机获得更低温度的主要方法。
Use single stage version to reach the temperature of 20 K is a difficulty for high frequency pulse tube cooler (PTC). Multi-stage version is a popular method to reach the low temperature.
低温泵的冷源是小型气体制冷机。
The mini-refrigerator is used as the condensation source of the modem cryopump.
小型全封闭式氦气压缩机是G-M制冷机的配套设备，广泛应用于空间环模设备、真空低温泵、真空镀膜等。
Small totally enclosed helium compressor is a componend equipment of G-M refrigerator. It is widely used in space environment simulation equipments, vacuum cryopump and vacuum coating equipments etc.
制冷机低温泵的冷源是小型制冷机。
The condensation source of the modern cryopump is a mini refrigerator.
论文结合自由活塞式斯特林制冷机自身特点，分析其用于小容量家用冰箱以及低温冷柜的优越性；
The advantages of using it in small capacity and low temperature refrigerators are analyzed according to the characteristics of FPSC.
论文结合自由活塞式斯特林制冷机自身特点，分析其用于小容量家用冰箱以及低温冷柜的优越性；
The advantages of using it in small capacity and low temperature refrigerators are analyzed according to the characteristics of FPSC.
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