The equivalent number of hours per day when solar irradianceThe direct, diffuse, and reflected solar radiation that strikes a... averages 1,000 w/m2. For example, six peak sun hours means that the energy received during total daylight hours equals the energy that would have been received had the irradianceThe direct, diffuse, and reflected solar radiation that strikes a... for six hours been 1,000 w/m2.
