摘要
CO2是一种环保节能的自然工质。本文介绍了CO2的各种物理化学性能,以及在商业冷冻系统中的应用;介绍了CO2在间接制冷系统、亚临界循环系统、跨临界循环系统中应用的原理和特点,并比较了它们的优缺点。
CO2 is a natural and environment-friendly refrigeration working fluid.It introduced the thermodynamic properties of CO2 and its application in commercial refrigeration fields.And the principle and characteristics of using CO2 in indirect refrigeration system second loop system,sub-critical system trans-critical system were discussed,then by comparing,their advantages and disadvantage were obtained.
出处
《制冷空调与电力机械》
2010年第5期81-83,55,共4页
Refrigeration Air Conditioning & Electric Power Machinery
关键词
商业冷冻
CO2
自然工质
commercial refrigeration
CO2
natural refrigerant
