自复叠制冷系统混合工质及流程优化研究进展  

Research progress in mixed refrigerants and process optimization of auto-cascade refrigeration systems

作　　者：刘阳 冶文莲 马青春 周忠游 杨鹏 Liu Yang;Ye Wenlian;Ma Qingchun;Zhou Zhongyou;Yang Peng(Key Laboratory of Fluid Machinery and System of Gansu Province,College of Energy and Power Engineering,Lanzhou University of Technology,Lanzhou 730000,China;Zhejiang AMA&HIEN Technology Co.,Ltd.,Yueqing 325600,China;Hua'neng Shidao Bay Nuclear Power Development Co.,Ltd,Rongcheng 264312,China;Key Laboratory of Thermo-Fluid Science and Engineering of MOE,School of Energy and Power Engineering,Xi'an Jiaotong University,Xi'an 710049,China)

机构地区：[1]兰州理工大学能源与动力工程学院,甘肃省流体机械及系统重点实验室,兰州730000 [2]浙江正理生能科技有限公司,乐清325600 [3]华能石岛湾核电开发有限公司,荣成264312 [4]西安交通大学能源与动力工程学院,热流科学与工程教育部重点实验室,西安710049

出　　处：《低温与超导》2024年第9期44-51,共8页Cryogenics and Superconductivity

基　　金：国家自然科学基金(52106027)资助。

摘　　要：自复叠制冷系统以其出色的制冷能力、简洁的结构设计、高度稳定的运行特性以及广泛的应用前景,成为目前低温领域的研究热点。基于自复叠制冷循环工作原理,本文重点阐述了制冷系统混合工质组分、内部部件改进以及流程优化几方面的研究现状以及进展,得出了采用混合工质循环制冷剂和优化自复叠流程优化是提升系统性能的有效途径,最后展望了自复叠制冷循环系统的未来发展前景,为后续的研究提供了参考依据。An auto-cascade refrigeration system(ACR)has become a research hotspot in the field of cryogenics due to its excellent refrigeration capacity,simple structural design,highly stable operation characteristics and wide application prospects.Based on the working principle of an auto-cascade refrigeration cycle,this paper focused on the current research status and progress of the refrigeration system's mixed refrigerants components and internal components optimization.It is concluded that the use of mixed-quality circulating refrigerant and the auto-cascade process optimization are an effective way to improve the performance of the system.Finally,the future development of the auto-cascade refrigeration cycle system is looked forward to.

关 键 词：自复叠制冷 混合工质 部件优化 循环流程 

分 类 号：TB657[一般工业技术—制冷工程]