Estimation of Horizontal Diffuse Solar Radiation

Authors

  • D. Cotfas Transilvania University of Brasov, Romania
  • P. Cotfas Transilvania University of Brasov, Romania
  • D. Ursutiu

Keywords:

global, diffuse and direct solar radiation, daily clearness index, daily diffuse fraction

Abstract

This paper aims to establish a correlation between the horizontal global solar radiation and horizontal diffuse solar radiation, for the estimation of diffuse solar radiation. The direct radiation is also determined. The measurements were performed in Patras, Greece, in the September 2006.

Author Biographies

D. Cotfas, Transilvania University of Brasov, Romania

Physics Department

P. Cotfas, Transilvania University of Brasov, Romania

Physics Department

D. Ursutiu

Physics Department

Published

2008-06-23

Issue

Vol. 14(49) (2007)

Section

PHYSICS