Performance Modelling of Dual Air/Water Collector in Solar Water and Space Heating Application

Table 3

Climatic conditions of considered sites.

Annual values	Stockholm/Sweden	Prague/Czech Republic	Milan/Italy
Latitude	59.65°N	50.10°N	45.43°N
Mean ambient temperature	5.3°C	7.9°C	11.7°C
Minimum ambient temperature	-19.9°C	-15.2°C	-7.7°C
Maximum ambient temperature	28.3°C	30.7°C	45.1°C
Global solar horizontal irradiation	981 kWh/m^2	999 kWh/m^2	1255 kWh/m^2
Global solar irradiation on tilted surface (South, 45°)	1231 kWh/m^2	1114 kWh/m^2	1392 kWh/m^2