以跨临界CO2-离子液体[bmim]PF6为工质对的吸收式制冷循环性能分析  

Analysis on thermodynamic performance of absorption refrigeration cycle utilizing transition-critical CO_2-[bmim]PF_6 as working fluid

作　　者：杨琴[1,2] 黄宇[1,2] 罗二仓[1] 胡剑英[1] 

机构地区：[1]中国科学院理化技术研究所低温工程学重点实验室,北京100190 [2]中国科学院研究生院,北京100049

出　　处：《低温工程》2009年第3期5-10,共6页Cryogenics

基　　金：国家自然科学基金重大项目(50890181)资助

摘　　要：选择跨临界CO2-[bmim]PF6作为新型的吸收式制冷工质对,考察了CO2在离子液体[bmim]PF6中的溶解度和CO2-[bmim]PF6工质体系的热物性。计算了在给定工况下循环的制冷特性并对结果进行了分析与讨论。Transition-critical CO2-[ bmim] PF6 was selected as working fluid for absorption refrigeration, the solubility of CO2 in ionic liquid [ bmim ] PF6 and thermodynamic properties of CO2- [ bmim ] PF6 were investigated. The efficiency of the refrigeration cycle at given condition was calculated and the result was analyzed.

关 键 词：跨临界CO2-[bmim]PF6 离子液体 吸收式制冷 

分 类 号：TB616[一般工业技术—制冷工程]