Research Article
Optimum Height and Tilt Angle of the Solar Receiver for a 30 kWe Solar Tower Power Plant for the Electricity Production in the Sahelian Zone
Table 3
Characteristics of each heliostat layout design.
| | Heights of the tower | 20 m | 22 m | 24 m | 26 m | 28 m | 29 m | | Semiminor axis (m) | 15.14 | 15.96 | 17.41 | 18.86 | 20.31 | 21.04 | | Semimajor axis (m) | 18.72 | 18.97 | 20.69 | 22.42 | 24.15 | 25.01 | | Field area (m2) | 890.5 | 951.3 | 1132.1 | 1328.6 | 1540.9 | 1652.9 | | Number of rings | 17 | 16 | 15 | 14 | 14 | 13 | | Essential rings | 9 | 8 | 8 | 7 | 7 | 6 | | Staggered rings | 8 | 8 | 7 | 7 | 7 | 7 | | Radius of the first ring (m) | 11 | 12 | 13 | 14 | 15 | 15.5 | | Radius of the last ring (m) | 45.68 | 44.56 | 43.44 | 42.33 | 43.32 | 41.72 |
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