超低温-高温跨温区相变材料制备及物性调控综述
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折晓会, 王星宇, 郭晓龙, 刘艺炫, 王家蕴, 韩鹏, 任晓芬, 赵学敏
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A review on the preparation of ultra-low-temperature， high-temperature， and cross-temperature zone phase change materials and the regulation of physical properties
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Xiaohui SHE, Xingyu WANG, Xiaolong GUO, Yixuan LIU, Jiayun WANG, Peng Han, Xiaofen REN, Xuemin ZHAO
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表6 结晶水合盐的热性能
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Table 6 Thermal properties of crystal water and salt
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| 材料名称 | 相变温度/℃ | 相变潜热/(kJ/kg) | 导热系数/[W/(m·K)] | 密度/(kg/m³) |
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| H2O | 0 | 333 | 0.61 | 998(液20 ℃) 917(固0 ℃) | | LiClO3·3H2O | 8.1 | 253 | — | 1720 | | ZnCl2·3H2O | 10 | — | — | — | | K2HPO4·6H2O | 13 | — | — | — | | NaOH·5H2O | 15 | — | — | — | | Na2CrO4·10H2O | 18 | — | — | — | | KF·4H2O | 18.5 | 231 | — | 1447(液20 ℃) 1455(固18 ℃) | | Mn(NO3)2·6H2O | 25.8 | 125.9 | — | 1728(液40 ℃) 1759(固5 ℃) | | CaCl2·6H2O | 29 | 187 | 0.54(38.7 ℃) | 1562(32 ℃) 1802(24 ℃) | | LiNO3·3H2O | 30 | 296 | — | — | | Na2SO4·10H2O | 32.4 | 180 | 0.15(液) 0.3(固) | 1460 | | Na2CO3·10H2O | 33 | 246.5 | — | 1442 | | CaBr2·6H2O | 34 | 115.5 | — | 1965(液35 ℃) 2184(固24 ℃) | | Na2HPO4·10H2O | 35 | 280 | 2 | 1522 | | Na2HPO4·12H2O | 36～40 | 256～281 | 1.426 | 1522 | | Zn(NO3)2·6H2O | 36 | 147 | 0.464 | 1828(液35 ℃) 1937(固24 ℃) | | KF·6H2O | 41.4 | — | — | — | | K(CH3COO)·1.5H2O | 42 | — | — | — | | K3PO4·7H2O | 45 | — | — | — | | Zn(NO3)2·4H2O | 45.5 | — | — | — | | Ca(NO3)2·4H2O | 47 | — | — | — | | Ba(OH)2·8H2O | 48 | 265.7 | 0.653(85.7 ℃) 1.225(23 ℃) | 1937(液84 ℃) 2070(固24 ℃) | | Na2HPO3·7H2O | 48 | — | — | — | | MgSO4·7H2O | 48.5 | 202 | — | 1687 | | Zn(NO3)3·2H2O | 54 | — | — | — | | Na2S2O3·5H2O | 48 | 187 | — | 1600 | | Zn(NO3)2·2H2O | 54 | — | — | — | | NaH3COO·3H2O | 58 | 226 | — | 1450 | | Cd(NO3)3·4H2O | 59.5 | — | — | — | | Fe(NO3)·6H2O | 60 | — | — | — | | NaOH | 64.3 | 227.6 | — | 1690 | | Na2P2O4·10H2O | 70 | 184 | — | — | | Ba(OH)2·8H2O | 78 | 267 | 1.255 | 1937(液84 ℃) 2070(固24 ℃) | | Mg(NO3)2·6H2O | 89 | 162 | 0.490(液) 0.611(固) | 1550(液94 ℃) 1636(固25 ℃) | | NH4Al(SO4)2·6H2O | 95 | 269 | — | — | | Al(NO3)2·8H2O | 89 | — | — | — |
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