1) 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。
2) liquid helium temperature
液氦温度
1.
Consequently,the lowest cooling temperature of the refrigerator reaches liquid helium temperature.
基于磁性稀土填料Ｅｒ３Ｎｉ、ＥｒＮｉ、ＧｄＲｈ 等的特性，根据热力过程分析和数值计算结果，对双级Ｇ Ｍ 型制冷机进行了重新设计、加工，使其达到了液氦温度。
3) liquid helium thermostatic bath
液氦恒温槽
4) Liquid helium cryocondensation pump
液氦低温冷凝泵
1.
The working principle of NBI and the important function of the drift tube are introduced in details, A Liquid helium cryocondensation pump with a capacity of 20,000L/s is designed for the drift tube based on the analysis on 3 kinds of pumping mechanisms.
本文在详细介绍中性束注入器的基本工作原理和漂移管道在其中重要作用的基础上,通过对三种不同的抽气机理进行分析,为漂移管道设计了一台抽速为20,000L/s的液氦低温冷凝泵。
5) 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
6) liquid nitrogen temperature
液氮温区
1.
Based on a temperature sensing model of FBG,a temperature sensing experiment is conducted at liquid nitrogen temperature(-196 ℃).
文章从光纤光栅的温度传感模型出发,理论分析了光纤光栅的温度传感特性,完成了在液氮温区(-196℃)的温度测量。
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