Experimental study of forced convective boiling for non-azeotropic refrigerant mixtures R-22/R-124 in horizontal smooth tube

被引:18
作者
Chiou, C. B. [1 ]
Lu, D. C. [2 ]
Liao, C. Y. [3 ]
Su, Y. Y. [1 ]
机构
[1] ChungChou Inst Technol, Dept Automat & Control Engn, Yuanlin 510, Changhua, Taiwan
[2] Natl Chiao Tung Univ, Dept Mech Engn, Hsinchu 300, Taiwan
[3] ChungChou Inst Technol, Dept Mech & Comp Aided Engn, Yuanlin 510, Changhua, Taiwan
关键词
Forced convective boiling; Evaporation; Non-azeotropic; Zeotropic; Refrigerant mixtures; HEAT-TRANSFER; GENERAL CORRELATION;
D O I
10.1016/j.applthermaleng.2008.09.004
中图分类号
O414.1 [热力学];
学科分类号
摘要
In this article, the experiment is carried out with four stages of test section and new experimental data of non-azeotropic refrigerant mixtures R-22/R-124 are presented. Existing correlations are analysed and new ones are proposed for pure refrigerants. The nucleate boiling correlation of the refrigerant mixtures is modified so as to obtain the evaporation heat transfer coefficient of the refrigerant mixtures in a smooth tube. The result shows that the majority of the predictions fall within +/- 30% of the experiments. (c) 2008 Elsevier Ltd. All rights reserved.
引用
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页码:1864 / 1871
页数:8
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