有限热源铁电埃里克森制冷机的优化分析

Optimal Analysis on Ferroelectric Ericsson Refrigerator with Finite Heat Capacities

根据铁电晶体的热力学性质,应用有限时间热力学理论,探讨有限热源、热阻和非理想回热损失对一类铁电埃里克森制冷机的影响,导出铁电晶体埃里克森制冷机的基本优化关系,由此讨论制冷机的各种优化性能,所得结论可为铁电晶体埃里克森制冷机的研制和优化设计提供新的理论指导。

By using finite-time thermodynamics and the thermodynamic properties of ferroelectric material,the fundamental optimal relation of ferroelectric Ericsson refrigerator is derived.The influence of finite heat capacities,thermal resistances and non-perfect regeneration on ferroelectric Ericsson refrigerator is researched.Some optimal performances are disscused.The conclusions obtained in this paper may provide some new theoretical guidance for the development and optimal design of ferroelectric Ericsson refrigerators.