Estimating solar radiation income from β
β
K. J. A. Revfeim
π
Article
π
2007
π
John Wiley and Sons
π
English
β 515 KB
## Abstract The potential of CampbellβStokes records of sunshine hours has not been exploited. Since 1924 various forms of the Angstrom equation have been used to estimate mean daily global radiation from the mean daily fraction of possible βbrightβ sunshine. the Angstrom equation gives an equal ra