Science – Society – Technology
From: Earth-air heat exchanger as a green retrofit for Chandīgarh—a critical review
Property | Concrete | PVC | Steel |
---|---|---|---|
Density (kg/m3) | 1800 | 1400 | 7800 |
Thermal conductivity(W/kg/K) | 1.15 | 0.2 | 45 |
Specific heat (J/kg/K) | 1000 | 1470 | 505 |