A new type mixture refrigeration auto-cascade cycle with partial condensation and separation reflux exchanger and its preliminary experimental test

被引:0
作者
Wu, JF [1 ]
Gong, MQ [1 ]
Liu, JL [1 ]
Luo, EC [1 ]
Qi, Y [1 ]
Hu, QG [1 ]
机构
[1] Acad Sinica, Cryogen Lab, Beijing 100080, Peoples R China
来源
ADVANCES IN CRYOGENIC ENGINEERING, VOL 47, PTS A AND B | 2002年 / 613卷
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中图分类号
O414.1 [热力学];
学科分类号
摘要
A new type of mixture refrigeration cycle with reflux exchanger is presented in this paper. In this cycle, a new type of L-V separator with inner heat and mass transfer is employed to replace the combination of conventional L-V separator or complicated rectifier and succeeding heat exchanger used in traditional auto-cascade cycle or Kleemenko cycle. A prototype is developed based on this refrigeration cycle. The thermodynamic performance is discussed as well as some other specifications such as cost, reliability, etc. The experimental results show that this prototype can reach 74W at 135K and 265W at 171K with a nominal input power of 1.5HP.
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页码:887 / 892
页数:6
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