Table 2.
Wind speeds at the centre of the tail duct of the model parabolic dish and their percentage increase over the free stream wind speed.
| Free stream wind speed (m/s) | 0.90 | 1.28 | 1.76 | 2.25 | 2.75 | 3.29 | 3.84 | 4.40 | |
| Diffuser mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.38 | 1.95 | 2.66 | 3.39 | 4.15 | 5.06 | 6.00 | 7.05 | |
| Percentage increase | 53 | 52 | 51 | 51 | 51 | 54 | 56 | 60 | 53 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.69 | 2.28 | 2.84 | 3.58 | 4.20 | 5.02 | 5.73 | |
| Percentage increase | 33 | 32 | 29 | 26 | 30 | 28 | 31 | 30 | 30 |
| Concentrator mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.22 | 1.73 | 2.35 | 3.02 | 3.63 | 4.41 | 5.12 | 6.04 | |
| Percentage increase | 35 | 35 | 33 | 34 | 32 | 34 | 33 | 37 | 34 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.71 | 2.32 | 2.94 | 3.61 | 4.38 | 5.09 | 6.00 | |
| Percentage increase | 33 | 33 | 32 | 31 | 31 | 33 | 32 | 36 | 33 |
| Average percentage increase |  | ||||||||
| Free stream wind speed (m/s) | 0.90 | 1.28 | 1.76 | 2.25 | 2.75 | 3.29 | 3.84 | 4.40 | |
| Diffuser mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.38 | 1.95 | 2.66 | 3.39 | 4.15 | 5.06 | 6.00 | 7.05 | |
| Percentage increase | 53 | 52 | 51 | 51 | 51 | 54 | 56 | 60 | 53 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.69 | 2.28 | 2.84 | 3.58 | 4.20 | 5.02 | 5.73 | |
| Percentage increase | 33 | 32 | 29 | 26 | 30 | 28 | 31 | 30 | 30 |
| Concentrator mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.22 | 1.73 | 2.35 | 3.02 | 3.63 | 4.41 | 5.12 | 6.04 | |
| Percentage increase | 35 | 35 | 33 | 34 | 32 | 34 | 33 | 37 | 34 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.71 | 2.32 | 2.94 | 3.61 | 4.38 | 5.09 | 6.00 | |
| Percentage increase | 33 | 33 | 32 | 31 | 31 | 33 | 32 | 36 | 33 |
| Average percentage increase | | ||||||||
Table 2.
Wind speeds at the centre of the tail duct of the model parabolic dish and their percentage increase over the free stream wind speed.
| Free stream wind speed (m/s) | 0.90 | 1.28 | 1.76 | 2.25 | 2.75 | 3.29 | 3.84 | 4.40 | |
| Diffuser mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.38 | 1.95 | 2.66 | 3.39 | 4.15 | 5.06 | 6.00 | 7.05 | |
| Percentage increase | 53 | 52 | 51 | 51 | 51 | 54 | 56 | 60 | 53 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.69 | 2.28 | 2.84 | 3.58 | 4.20 | 5.02 | 5.73 | |
| Percentage increase | 33 | 32 | 29 | 26 | 30 | 28 | 31 | 30 | 30 |
| Concentrator mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.22 | 1.73 | 2.35 | 3.02 | 3.63 | 4.41 | 5.12 | 6.04 | |
| Percentage increase | 35 | 35 | 33 | 34 | 32 | 34 | 33 | 37 | 34 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.71 | 2.32 | 2.94 | 3.61 | 4.38 | 5.09 | 6.00 | |
| Percentage increase | 33 | 33 | 32 | 31 | 31 | 33 | 32 | 36 | 33 |
| Average percentage increase | | ||||||||
| Free stream wind speed (m/s) | 0.90 | 1.28 | 1.76 | 2.25 | 2.75 | 3.29 | 3.84 | 4.40 | |
| Diffuser mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.38 | 1.95 | 2.66 | 3.39 | 4.15 | 5.06 | 6.00 | 7.05 | |
| Percentage increase | 53 | 52 | 51 | 51 | 51 | 54 | 56 | 60 | 53 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.69 | 2.28 | 2.84 | 3.58 | 4.20 | 5.02 | 5.73 | |
| Percentage increase | 33 | 32 | 29 | 26 | 30 | 28 | 31 | 30 | 30 |
| Concentrator mode | |||||||||
| Wind at 0o to the axis (m/s) | 1.22 | 1.73 | 2.35 | 3.02 | 3.63 | 4.41 | 5.12 | 6.04 | |
| Percentage increase | 35 | 35 | 33 | 34 | 32 | 34 | 33 | 37 | 34 |
| Wind at 10o to the axis (m/s) | 1.20 | 1.71 | 2.32 | 2.94 | 3.61 | 4.38 | 5.09 | 6.00 | |
| Percentage increase | 33 | 33 | 32 | 31 | 31 | 33 | 32 | 36 | 33 |
| Average percentage increase | | ||||||||
