一个改进自行复叠制冷循环的实验研究  

THE EXPERIMENT ON A NEW ARC SYSTEM

作　　者：陈光明[1] 何一坚[1] 季益华[1] 吴杰[1] 张权[1] 

机构地区：[1]浙江大学制冷与低温工程研究所,杭州310027

出　　处：《低温工程》2001年第6期27-31,共5页Cryogenics

摘　　要：自行复叠制冷循环以其结构简单、可靠性高、适应性强等特点 ,在能源、生物、医学和生命科学等领域得到了日益广泛的重视和应用。针对一个改进的自行复叠制冷循环 ,建立了该制冷循环的实验台 ,进行了不同配比的二元混合工质和三元混合工质的自行复叠制冷循环性能实验 ,得出了改进自行复叠制冷循环的降温特性图以及性能系数COP和制冷量与制冷温度的关系。The Auto Refrigeration Cascade(ARC)system is widely applied in the fields of energy,biomaterial storage and cryosurgery due to its simple structure,reliable performance and low cost An experimental apparatus on the new ARC system,which uses binary and ternary refrigerant,is set up The system performances are investigated under different composition of binary refrigerant,and the cooling curves and relationships among temperature of refrigeration,refrigerating capacity and COP are acquired Finally,the comparison of performance parameters under steady operation is carried out

关 键 词：自行复叠制冷循环 实验研究 二元自行复叠系统 三元自行复叠系统 降温曲线 

分 类 号：TB61[一般工业技术—制冷工程]