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脉管制冷
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  pulse tube refrigeration
     ENHANCEMENT OF PULSE TUBE REFRIGERATION WITH He-H_2 MIXTURE AND Er_3NiH_x PACKING
     He-H_2混合工质与Er_3NiH_x填料强化脉管制冷性能
     In the experiment of pulse tube refrigeration with He-H2 mixtures, it is found that Er3Ni, the regenerative material, is able to absorb H2 and produce Er3NiHx.
     在采用He-H2混合工质脉管制冷实验中发现回热材料Er3Ni具有吸收(附) H2的性质,初步估算表明吸氢后形成的氢化物Er3NiHx具有比Er3Ni更大的体积比热容, 回热性能更加优越。
     Thermodynamic Property of Helium-3 and Pulse Tube Refrigeration with Helium-3 and Helium-4 Mixtures
     氦-3热力学性质和氦-3/氦-4混合工质脉管制冷性质研究
短句来源
     4) Experimental Investigation on pulse tube refrigeration with He-H2 mixtureThe excellent heat transfer and flow characteristics of the hydrogen may contribute to a better performance of the PTC.
     4.氦氢混合工质脉管制冷特性实验研究利用氢工质优越的传热和流动特性,从氦氢混合工质对回热器流阻、冷端换热器传热性能和工质膨胀效率等因素的影响角度出发,开展了30K温区氦氢混合工质脉管制冷实验研究。
短句来源
     4. Pulse Tube Refrigeration with helium-3 and helium-4 Mixtures is computed using the modified-Brayton cycle.
     4.利用改进的Brayton循环理论模型,初步考察了氦-3/氦-4混合工质脉管制冷性质,结果表明混合工质能获得比单纯氦-4更高的制冷量和COP。
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  “脉管制冷”译为未确定词的双语例句
     Experimental Study on A GM Type Single Stage Pulse Tube Refrigerator with Helium and Hydrogen Mixture
     氦氢混合工质单级GM型脉管制冷特性实验研究
短句来源
     Besides, the performance of the cooler with various regenerator matrices and supply power of compressors has been extensively investigated under different operation modes. Operating under double-inlet mode, 18.4K and 14.7K minimum temperature has been reached driven by RW2 and CP4000 compressor respectively, and 11.5W and 29.5W cooling power at 30K have been obtained as well.
     估算了不同温度位下制冷循环的需气量 ,对不同压缩机输入功下的双向进气脉管制冷性能进行了研究 ,采用 2kW (RW2 )和 4kW (CP4 0 0 0 )压缩机驱动时分别获得了 18.4K和 14 .7K的最低制冷温度 ,在 30K的相应制冷量分别为 11.5W和 2 9.5W .
短句来源
     Performance Investigation on Liquid-Helium Temperature Two-Stage Pulse Tube Cryocooler with ~3He/~4He as Working Fluid
     采用He3/He4工质液氦温区脉管制冷研究
短句来源
     PERFORMANCE IMPROVEMENT OF A PULSE TUBE COOLER BELOW 4 K
     4K以下温区脉管制冷性能的改进
短句来源
     The experimental results show, properly rationing He-H2 mixtures the cooling power and COP could be improved by several percent at a temperature near 30K.
     此外,在一台二级脉管制冷机上的实验结果表明,采用氦氢混合物在30K温区的制冷量和COP明显高于相同条件下纯氦的值,工质对二级脉管制冷性能的积极影响大于单级机。
短句来源
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  相似匹配句对
     RESEARCH AND APPLICATIONS OF PULSE TUBE COOLERS
     脉管制冷技术的研究及应用
     An Improved Isothermal Model for Pulse Tube Refrigeration
     改进的脉管制冷等温模型
短句来源
     Laser Cooling
     激光制冷
短句来源
     Helium Refrigeration in Spacecraft
     航天器上的氦制冷
短句来源
     The submucosal structure of the endolymphatic sac of guinea pigs
     内淋巴囊的脉管分布
短句来源
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Based on the theory of enthalpy flow, a linear model of flow pattern for pulse tube refrigeration is presented which is emphasised on the calculation of amplitude and phase angle of the instantaneous gas velocity in a pulse tube.It's a method of simplified formula, object concept and also less calculation.Analyses are carried out for basic type, orifice type and double inlet type pulse tubes. Results obtained in the paper are similar to those of numerical simulation. This method is proved to be an effective...

Based on the theory of enthalpy flow, a linear model of flow pattern for pulse tube refrigeration is presented which is emphasised on the calculation of amplitude and phase angle of the instantaneous gas velocity in a pulse tube.It's a method of simplified formula, object concept and also less calculation.Analyses are carried out for basic type, orifice type and double inlet type pulse tubes. Results obtained in the paper are similar to those of numerical simulation. This method is proved to be an effective one.

在焓流理论的基础上提出脉管制冷机的线性气流速度分析法,该方法着重求解脉管内气流速度的幅值和相位,给出的公式简单,概念直观,计算量少。对基本型、小孔型和双向进气型脉管进行了分析,获得的结果与数值模拟结果相似,说明了这是一种行之有效的分析方法。

A Four-Valve pulse tube refrigerator is analysed in this paper. The experiment results are reported and discussed.

该文讨论了四阀脉管制冷机工作机理。给出了实验结果与分析。

The performance of valved and valveless pulse tube refrigerator is studied and compared experimentally under the fixed configuration in a single-stage pulse tube refrigerator. The results indicate that two-valved pulse tube refrigerator may obtain better refrigeration performance withthe correct on-off timing.

介绍了在相同脉管制冷机结构参数的条件下.分别配以有阀及无阀压缩机的实验结果。实验表明,通过仔细的时序调节有阀型脉管制冷机可获得更好的制冷性能。

 
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