Figure 5
![Figure 5](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F2192-0567-2-23/MediaObjects/13705_2012_Article_33_Fig5_HTML.jpg)
The annual beam and diffuse radiation sunflower based on the clear-sky results. Obtained with the modified Liu and Jordan model[35] and ERS data. B + D insolation of 8,290 MJ/m2/ year for a horizontal surface.
The annual beam and diffuse radiation sunflower based on the clear-sky results. Obtained with the modified Liu and Jordan model[35] and ERS data. B + D insolation of 8,290 MJ/m2/ year for a horizontal surface.