Self-sustained oscillation characteristic of thermoacoustic stack is quantitatively proven based on thermodynamictheory to be negative damped oscillation.
从热动力学理论出发，定量地证明回热器的自激振荡特性为负阻尼振荡。
2
The heat flows between the two ends of a thermoelectric device and their contacted heat sources are derived by means of nonequilibrium thermodynamictheory.
应用非平衡态热力学理论，求出热电器件吸热和放热端与热源交换的热流。
3
This method takes advantage of the dynamic simulation function of finite element analysis and the thermodynamictheory to calculate the value of thermal flux.