张荣,张雷,唐军,石礼伟

• 1:中国矿业大学材料与物理学院

摘要(Abstract)：

基于热电效应制造的热电器件在热能与电能之间的转换方面具有特殊优势，而对热电器件的性能优化更具有现实意义。基于有限时间热力学理论，本文利用生态判据研究了热电热机和制冷机的热力学特征，在构建生态判据函数的基础上，推导出了热电器件的效率和制冷系数表达式，并且阐释了环境温度和热电品质因子对于效率以及制冷系数的影响，发现环境温度较低(较高)时，利于增强热电热机(制冷机)的效率(制冷系数)。此外，澄清了生态判据和权衡优化判据之间关系。

关键词(KeyWords)： 热电器件;生态判据;效率;制冷系数

Abstract:

Keywords:

基金项目(Foundation): 教育部大学物理课程教学指导委员会教学改革项目(DWJZW202123hd);; 中国矿业大学教学改革重点项目(2021ZD08);中国矿业大学教学改革研究项目(2023ZDKT05-208,2023ZX55)

作者(Author): 张荣,张雷,唐军,石礼伟

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