Open Access

Table 1

Thermal properties of brine and several gases. Constants are measured at θ = 25 °C and PN = 0.10325 MPa (Gas Encyclopedia Air Liquide, 2019).

Gas Cp (J/Kg/K) μ (Pa s) KF (W/m/K) Pr = μCP/KF Gad = αTg/CP (for gas, αT = 1)
Air (25 °C) 1006 1.84 × 10−5 26 × 10−3 0.7 9.8 × 10−3
CH4 (25 °C) 2232 1.1 × 10−5 34 × 10−3 0.72 4.4 × 10−3
H2 14 306 0.89 × 10−5 185 × 10−3 0.69 0.7 × 10−3
O2 920 2.06 × 10−5 26 × 10−3 0.73 10.6 × 10−3
CO2 851 1.49 × 10−5 16 × 10−3 0.79 11.5 × 10−3
Brine* 3200 1.4 × 10−3 600 × 10−3 7.5 0.31 × 10−3

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