R134a/CO_(2)和NH_(3)/CO_(2)制冷系统差异及经济性分析  

Differentiation and Economic Analysis of R134a/CO_(2) Refrigeration System and NH_(3)/CO_(2) Refrigeration System

作　　者：伍晓辉 Wu Xiaohui(Huashang International Engineering Co.Ltd.,Beijing,100069,China)

机构地区：[1]华商国际工程有限公司,北京100069

出　　处：《冷藏技术》2023年第4期24-27,共4页Journal of Refrigeration Technology

摘　　要：本文结合实际工程中的应用对R134a/CO_(2)复叠制冷系统和NH_(3)/CO_(2)复叠制冷系统进行了探讨。比较了两种制冷系统型式在设计和使用过程中的差异化,并对两种制冷系统型式的初投资及后期运营费用进行了综合比较。Combined with the application in practical engineering,the R134a/CO_(2) cascade refrigeration system and NH_(3)/CO_(2) cascade refrigeration system are discussed in this paper.The differences between the two types of refrigeration systems in the process of design and use are compared,and the initial investment and later operating costs of the two types of refrigeration systems are comprehensively compared.

关 键 词：二氧化碳 复叠制冷系统 间接制冷系统 

分 类 号：TB657[一般工业技术—制冷工程]