A study on the estimation of the relative frequency of occurrences of the Clear Sky, the Intermediate Sky and the Overcast Sky in Japan

• Published in: Journal of Light & Visual Environment Vol. 9; no. 2; pp. 2_22 - 2_31
• Main Authors: NAKAMURA, Hiroshi, OKI, Masato, HAYASHI, Yutaka
• Format: Journal Article
• Language: English
• Published: Tokyo The Illuminating Engineering Institute of Japan 1985; Japan Science and Technology Agency

The Mean Sky11)13)15∼18) and the Average Sky20∼22) have been proposed for new daylighting design methods which conform with the real sky conditions more closely than the conventional methods based upon the Uniform Sky*01, the CIE Standard Overcast Sky1) and so on. In order to compose the mean Sky*02...