Solar heater for warming up water has a glass pane for focusing solar radiation while allowing water to flow under force of gravity through an upper outlet in a conducting plate into a storage tank or trough

摘要

A storage tank (04) or trough consists of a base and four sides. There is an outer skin (02) and heat insulation (03). A flap trap can be closed against a container wall on the top end of a conducting plate (07). A cover or heating part has a frame (06), a metal plate (08), an absorption layer (09) and a glass plate (10).