非均匀翅片对级联相变储热系统热性能强化的研究

廖志荣, 李朋达, 田紫芊, 徐超, 魏高升

Heat Transfer Enhancement of a Cascaded Latent Heat Thermal Energy Storage System by Fins With Different Uneven Layouts

Zhirong LIAO, Pengda LI, Ziqian TIAN, Chao XU, Gaosheng WEI

表3 导热油、空气、不锈钢和玻璃棉的热物性

Tab. 3 Thermophysical properties of thermal oil, air, stainless steel, and glass wool

热物性 导热油 空气 不锈钢 玻璃棉 553 K 353 K 导热系数/(W·m-1·K-1) 0.100 6 0.114 6 0.024 2 18.000 0 0.043 0 比热容/(J·kg-1·K-1) 2 380.0 1 780.0 1 006.4 502.0 750.0 密度/(kg·m-3) 849.000 966.500 0.854 7 930.000 30.000