Question

what is effective solar radiation?

Answer 1

The values of both indexes are estimated based on tap water temperature and daily solar radiationin each region. An E-day is a day on which solar radiation exceeds the minimum required solar radiation, and the ESR is total annual effective solar radiation used by an SWH.

Answer 2

The values of both indexes are estimated based on tap water temperature and daily solar radiationin each region. An E-day is a day on which solar radiation exceeds the minimum required solar radiation, and the ESR is total annual effective solar radiation used by an SWH.