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三氟碘甲烷作为冰箱制冷剂的理论循环分析
王怀信,张宇,郑臣明,马利敏
0
(天津大学机械工程学院,天津300072)
摘要:
通过对环保工质三氟碘甲烷(CF3I)的饱和蒸汽压曲线、冰箱名义工况和变工况下循环性能等三方面的理论分析,发现CF3I和CF3I的摩尔组成在50%-65%范围的CF3I/HC290混合工质,理论循环性能与CFC12接近,具有作为冰箱中CFC12灌注式替代物的潜力.
关键词:  工程热物理  冰箱制冷剂  理论循环分析
DOI:
  修订日期:2004-04-19  
基金项目:中国科学院资助项目
Theoretical Performances of Trifluoroiodomethane in Refrigerator Cycles
Abstract:
Comparative assessment on the cycle performances of trifluoroiodomethane(CF 3I), CFC12, HFC134a, HC600, HC290, HFC152a/HCFC22, and CF 3I/HC290 was carried out theoretically under standard and various refrigerator working conditions. The results show that CF 3I and CF 3I/HC290 with CF 3I's mole fraction in range of 0.5-65 are potential substitutes to CFC12 for refrigerator applications.
Key words:  CF3I  CF3I/HC290

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