一种相变储能设备的强化传热数值研究
Numerical research on heat transfer enhancement of a phase change thermal energy storage device
摘要：
提出了采用铝片强化相变储能设备传热的新方法, 并采用软件进行了二维数值模拟，得到了随时间变化的相界面位置、温度分布、表面热流和总凝固时间。从计算结果可以看出铝片结构参数和相变材料导热系数对传热性能的影响。
关键词：传热强化,数值模拟,相变材料,蓄热
Abstract：
Provides a new method based on aluminium foil to improve heat transfer in the latent heat storage unit, performs two-dimension numerical simulation by software, and obtains the phase interface position, the temperature distribution, the surface heat flow and the time for complete solidification. The results show the effects of the geometrical parameters of aluminium foil and heat conductivity of PCM on heat transfer enhancement.
Keywords:heattransferenhancement,numericalsimulation,phasechangematerial,thermalstorage