noun
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.
この地域の年間日射量は非常に高い。
The annual solar radiation in this region is very high.
日射量のデータを基に発電量を予測する。
Power generation is predicted based on solar radiation data.