高温相变胶囊梯级储热系统实验研究

胡茜芮, 张朝阳, 洪芳军

Experimental study of high-temperature phase change capsule gradient heat storage system

Xirui HU, Chaoyang ZHANG, Fangjun HONG

表1 相变材料PCM400和PCM488的物性参数

Table 1 Physical properties of phase change materials PCM400 and PCM488

物性参数 PCM400 PCM488 ρ /(kg/m3) 2140 2200 λ /[W/(m∙K)] 0.455 0.450 cp /[J/(kg∙K)] 1500 1480 L/(kJ/kg) 288.2 263.0 Tm/K 673 761 μ/[kg/(m∙s)] 0.0052 0.0052