1) Liquid helium
液氦
1.
Theoretical research on shock compression properties of liquid helium at high temperature and density;
高温高密度液氦冲击压缩特性理论研究
2.
Influence factors on separate two-stage pulse tube cooler working at liquid helium temperature;
液氦温区分离型脉管制冷机性能影响因素
3.
Comparison of calculation methods of limit of superheat temperature of liquid helium;
液氦极限过热度计算方法比较
2) helium purification
液氦纯化
1.
Taking helium purification as an example,filtration and regeneration methods of metal mesh were put forward based on the technologies at home and aboard,and several filtration models were compared.
并以液氦纯化为例,在总结国内外技术的基础上提出了金属丝网过滤及再生方案,并比较了现有的过滤模型,指出应用于液氦纯化时需要改进随机函数并考虑沉积的不稳定性的影响。
2.
Taking helium purification in aerospace as an example,the filtration and regeneration methods of metal wiremesh filter were put forward.
以太空条件下的液氦纯化为例,详细介绍了采用金属丝网过滤技术的液氦纯化系统,提出了过滤及再生方案,探讨了各过滤参数对过滤效率的影响,为进一步的试验论证提供参考。
3) liquid helium temperature
液氦温区
1.
Experimental Study of the Two Stage Pulse Tube Crycooler which Maintenance Below Liquid Helium Temperature;
液氦温区两级脉冲管制冷机实验研究
2.
A precooled single-stage Stirling type pulse tube cryocooler(PTC) is designed to investigate the high frequency characteristics of PTC to reach liquid helium temperature and the performance of the cryocooler at liquid helium temperature.
从主动制冷的角度,探索冷端无运动部件的低温制冷机-脉管制冷机高频下达到液氦温区的条件,在前期理论设计的基础上,研制了一台预冷型的单级高频脉管制冷机,采用低温惯性管和低温气库为调相方式,开展了频率、平均充气压力、预冷温度以及输入功率等对制冷机性能影响的实验研究。
3.
A single-stage Stirling type pulse tube cryocooler(PTC)precooled by a two-stage GM type PTC was proposed to investigate the cooling performance of Stifling type PTC working at liquid helium temperature.
本文提出了采用两级G-M型脉管制冷机预冷一台单级斯特林型脉管制冷机来研究液氦温区斯特林型脉管制冷机性能的实验方案。
4) Helium liquefier
氦液化器
1.
This paper introduces several typical purifiers used in helium refrigerators and helium liquefiers.
主要介绍了氦制冷机和氦液化器中应用的几种典型的氦纯化器的工作原理、主要工作程序和优缺点；并介绍和讨论了几种氦纯化器的设计方案、吸附量的计算以及可用于氦纯化器的工程设计。
6) valve box of liquid helium
液氦阀箱
补充资料：液氦
CAS：7440-59-7
分子式：He
分子质量：4.00
中文名称：氦；高纯氦；氦气；液氦
英文名称：Helium；Helium, high purity；atomic helium；helium gas；helium, compressed；helium-4；o-helium；p-helium；helium,high purity；helium,refrigerated liquid(cryogenic liquid)
分子式：He
分子质量：4.00
中文名称：氦；高纯氦；氦气；液氦
英文名称：Helium；Helium, high purity；atomic helium；helium gas；helium, compressed；helium-4；o-helium；p-helium；helium,high purity；helium,refrigerated liquid(cryogenic liquid)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条