| 磁制冷材料MnFeP0.45As0.55的热力学循环性能分析 |
| |
| 引用本文： | 党丽琴,庄小玲,李炎,杨智敏,林国星. 磁制冷材料MnFeP0.45As0.55的热力学循环性能分析[J]. 工程热物理学报, 2019, 40(7): 1470-1475 |
| |
| 作者姓名： | 党丽琴 庄小玲 李炎 杨智敏 林国星 |
| |
| 作者单位： | 武夷学院机电工程学院,武夷山,354300;厦门大学物理科学与技术学院物理系,厦门,361005 |
| |
| 摘 要： | 一级相变磁制冷材料MnFeP1-xAsx具有巨磁热效应,其在制冷循环中的热力学性能值得探索。本文以MnFeP0.45As0.55的等磁场热容随温度变化实验数据为基础,应用热力学分析和数值计算方法,获得0T、2T应用磁场下的熵温曲线,并设计不同温跨的多种回热Ericsson制冷循环,计算制冷循环的主要热力学参量,揭示非平衡回热量、净制冷量、性能系数等随制冷空间温度变化规律,同时还与Gd、Gd5Si2Ge2在10 K温跨时的净制冷量进行比较,结果表明MnFeP0.45As0.55的最大净制冷量更大。
|
| 关 键 词： | 磁热材料 制冷循环 回热 热力学性能 |
Performance Analysis of the Thermodynamic Cycle Using the Refrigeration Material MnFeP0.45As0.55 as the Working Substance |
| |
| DANG Li-Qin,ZHUANG Xiao-Ling,LI Yan,YANG Zhi-Min,LIN Guo-Xing. Performance Analysis of the Thermodynamic Cycle Using the Refrigeration Material MnFeP0.45As0.55 as the Working Substance[J]. Journal of Engineering Thermophysics, 2019, 40(7): 1470-1475 |
| |
| Authors: | DANG Li-Qin ZHUANG Xiao-Ling LI Yan YANG Zhi-Min LIN Guo-Xing |
| |
| Affiliation: | (College of Mechanical and Electrical Engineering, Wuyi University, Wuyishan 354300, China;Department of Physics, Xiamen University, Xiamen 361005, China) |
| |
| Abstract: | DANG Li-Qin;ZHUANG Xiao-Ling;LI Yan;YANG Zhi-Min;LIN Guo-Xing(College of Mechanical and Electrical Engineering, Wuyi University, Wuyishan 354300, China;Department of Physics, Xiamen University, Xiamen 361005, China) |
| |
| Keywords: | magnetocaloric material refrigeration cycle regeneration thermodynamic performance |
| 本文献已被 维普 万方数据 等数据库收录！ |
|
