Table 1 Physical parameters of material.

From: Numerical study on the impact of wall structure on the thermal performance of double-channel porous solar wall

 

Material

Density (kg/m3)

Specific heat (J/kg·K)

Coefficient of thermal conductivity (W/m·K)

Porous wall

Porous ceramic

2418

3308

1.032

Wall

Concrete

2250

837

1.5

Glass cover

Glass

2500

840

0.76

Ground

Soil

2300

1178.2

2.36

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