The Synergistic Effect of Thermal Collectors Rotation in relation to Their Energy Efficiency and Stagnation Compared with the Static Thermal System in the Conditions of Central Europe

Figure 2

A diagram of solar radiation incident on a universal area [3, 4, 8]. S, N—cardinal points, —height of the Sun, —the angle between a surface normal and sunbeams, —a tilt angle of collectors area from a horizontal plane, —azimuth of the normal from the south, and —the azimuth of the Sun from the south.