solar radiation intensity; insolation flux
Technical term used in meteorology, solar energy engineering, and climatology. Refers to the amount of solar radiation received per unit area over a given time.
The annual solar radiation in this region is very high.
Power generation is predicted based on solar radiation data.
diffuse solar radiation
Compound of 日射 (にっしゃ, 'solar radiation') and 量 (りょう, 'quantity').