Research Article

Suitable Glazing Selection for Glass-Curtain Walls in Tropical Climates of India

Table 3

Some glass-curtain walls results in overheating in winter. Delhi station, south orientation.

Glazing typeGlazed area (%)Annual energy consumption (kWh/m2yr)
SummerWinterAnnual
CoolingHeatingCooling

Clear-clear ( reference)20106.20.30.0106.5
Clear-clear90191.20.027.7218.9
Low-e1-clear90187.60.029.5217.1
Low-e2-clear90161.40.018.8180.2
Solar control-abs90122.31.02.5125.8
Solar control-ref9097.92.00.1100.0