What is the difference between a photovoltaic system and a solar thermal system?
Both types of systems use the sun as an energy source, absorbing the radiation through surface-enhancing, but the kinship ends here because the PV modules directly convert solar radiation into electricity and solar thermal panels heat the water to be used for use sanitary or for space heating.
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From water: mini hydro with "Cappa" in the river
Source: Rinnovabili.itThe hydro power is once again small and compact to challenge those who...