Impacts of Ground Slope on Main Performance Figures of Solar Chimney Power Plants: A Comprehensive CFD Research with Experimental Validation

Table 2

Physical properties of the materials used in the CFD research [8].

Physical property (unit)	Glass	Ground	Chimney
Density (kg.m^-3)	2500	2160	2719
Thermal conductivity (W.m^-1 K^-1)	1.15	1.83	202.4
Specific heat capacity (J.kg^-1 K^-1)	750	710	871
Transmissivity	0.9	Opaque	Opaque
Absorption coefficient	0.03	0.9	0
Refractive index	1.526	1	1
Emissivity	0.1	0.9	1
Thickness (m)	0.004	0.5	0.00125