用于冷冻冷藏制冷系统的新型制冷剂的理论研究  

Theoretical studies on new refrigerant in refrigeration system for freeze and cold storage

作　　者：高赞军[1] 徐英杰[1] 仇宇[1] 李鹏[1] 韩晓红[1] 陈光明[1] 

机构地区：[1]浙江大学

出　　处：《制冷与空调》2012年第1期44-49,39,共7页Refrigeration and Air-Conditioning

基　　金：浙江省重点科技创新团队项目(2009R50036)

摘　　要：综述在冷冻冷藏系统中制冷剂替代研究的现状。在此基础上,提出一种新的混合制冷剂(HFC-161/HFC-125/HFC-143a,15/45/40)用于替代HFC-404A,该新型制冷剂的ODP为零,GWP比HFC-404A和R507A要小,其基本热力学性能与HFC-404A相近。对新型混合制冷剂和HFC-404A的循环性能进行理论分析与比较。结果表明,新型混合制冷剂的性能要比HFC-404A优越,环境性能更好,是HFC-404A潜有力的替代制冷剂。The research status on refrigerant substitute for the freeze and cold storage system is reviewed. Based on this, a new ternary non-azeotropic mixture of HFC-161/HFC- 125/HFC-143a（15/45/40） as a promising mixed refrigerant to HFC-404A is presented. The ODP of the new refrigerant is zero and its basic thermodynamic properties are similar to those of HFC-404A,and its GWP is much smaller than that of R507A or HFC-404A. The cycle performance between the new mixture refrigerant and HFC-404A is theoretically analyzed and compared. The results show that the cycle performance and environmental performance of the new mixture refrigerant are better than those of HFC-404A. The new mixture refrigerant may be a promising alternative refrigerant for HFC-404A.

关 键 词：制冷剂替代 HFC-161 循环性能 HFC-404A 冷冻冷藏 制冷系统 

分 类 号：TB64[一般工业技术—制冷工程]