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研究了一个非线性二极管系统构成的不可逆热机的性能,它是由分别处于两个温度不同的热库中,完全相同的两个非线性二极管反向连接后并联上一个电容器组成的.运用非线性系统涨落理论计算出从两个热库中吸收的热流,考虑热漏损失后得出热机的功率和效率.通过数值模拟可以绘出热机的性能特征曲线以及优化性能参数随两热库温度比等主要参量的特征曲线.分析了二极管的非线性强度、热漏损失和温度比对热机性能特性的影响.最后,讨论了理想二极管热机的性能特征.
The performance of a non-linear diode system consisting of an irreversible heat engine is investigated. The two non-linear diodes are connected in reverse with each other and connected in parallel with a capacitor. The non-linear The theory of system fluctuation calculates the heat flux absorbed from two thermal reservoirs and calculates the power and efficiency of the heat engine considering the heat leakage loss.The numerical simulation can draw the heat engine performance characteristic curve and optimize the performance parameters with the two heat reservoir temperature ratio And other main parameters of the characteristics of the curve.Analysis of the diode nonlinear strength, heat loss and temperature ratio on the performance characteristics of the heat engine.Finally, the performance characteristics of the ideal diode heat engine is discussed.