Thermophysical Properties: Phase Change Materials
From Thermal-FluidsPedia
PCMs chemical formula Tm meltingpoint(°C) hsℓ latent heat(kJ/kg) ρs solid density(kg/m³) ρℓ liquid density(kg/m³) μℓ liquid viscosity (10-3 N-s/m²) ks solid thermal conduc-tivity(W/mK) kℓ liquid thermal conduc-tivity (W/mK) cp,s solid specific heat (kJ/kg-K) cp,ℓ liquid specific heat (kJ/kg-K) β liquid thermal expansion coefficient (10-41/K) n-Tetradecane C14H30 5.5 226 825 771 0.15 n-Hexadecane C16H34 18.2 228.9 833 774 0.1505 1.80 2.31 n-Octadecane C18H38 27.5 244 814 a 774 a 3.9 0.358 0.152 2.15 2.18 8.5 n-Eicosane C20H42 36.40 247.3 815 780 0.150 1.92 2.46 8.5 Gallium Ga 29.78 80.16 6095 6093 1.81 33.5 32.0 0.340 c 0.382 1.2 Aluminum Al 660.4 395 2702 2380 e 1.3 238 94.03 1.076 1.08 1.2 Water H2O 0 333.7 g 920 1000 1.75 1.88 0.569 2.04 4.23 -0.6805 Acetic Acid CH3COOH 16.7 187 1214 1050 1.31 0.l8 2.040 1.960 Sodium Hydrogen Phosphate Dodecahydrate Na2HPO4•12H2O 36 280 1520 1446 0.514 0.476 1.690 1.940 4.35
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