|
Rayleigh Distribution - Wind Speed
The table below shows the number of
hours per year the wind speed can be expected to be within a given range
assuming a Rayleigh distribution.
| Mean |
m/s |
|
1.0 |
2.0 |
3.0 |
4.0 |
5.0 |
6.0 |
| |
mph |
|
2.2 |
4.5 |
6.7 |
8.9 |
11.2 |
13.4 |
| |
|
|
|
|
|
|
|
|
| Mode |
m/s |
|
0.8 |
1.6 |
2.4 |
3/2 |
4.0 |
4.8 |
| |
mph |
|
1.8 |
3.6 |
5.3 |
7.1 |
8.9 |
10.7 |
| |
|
|
|
|
|
|
|
|
| Interval |
m/s |
mph |
|
|
|
|
|
|
| |
0-1 |
0.0-2.2 |
4766 |
1562 |
732 |
420 |
271 |
189 |
| |
1-2 |
2.2-4.5 |
3615 |
3204 |
1849 |
1142 |
764 |
543 |
| |
2-3 |
4.5-6.7 |
371 |
2498 |
2185 |
1567 |
1123 |
830 |
| |
3-4 |
6.7-8.9 |
7 |
1118 |
1826 |
1638 |
1303 |
1019 |
| |
4-5 |
8.9-11.2 |
0 |
314 |
1180 |
1426 |
1305 |
1102 |
| |
5-6 |
11.2-13.4 |
0 |
57 |
610 |
1071 |
1167 |
1083 |
| |
6-7 |
13.4-15.6 |
0 |
7 |
257 |
706 |
948 |
986 |
| |
7-8 |
15.6-17.8 |
0 |
1 |
89 |
412 |
706 |
839 |
| |
8-9 |
17.8-20.1 |
0 |
0 |
25 |
214 |
485 |
672 |
| |
9-10 |
20.1-22.3 |
0 |
0 |
6 |
100 |
309 |
508 |
| |
10-11 |
22.3-24.5 |
0 |
0 |
1 |
42 |
183 |
363 |
| |
11-12 |
24.5-26.8 |
0 |
0 |
0 |
16 |
101 |
247 |
| |
12-13 |
26.8-29.0 |
0 |
0 |
0 |
5 |
52 |
159 |
| |
13-14 |
29.0-31.2 |
0 |
0 |
0 |
2 |
25 |
98 |
| |
14-15 |
31.2-33.5 |
0 |
0 |
0 |
0 |
11 |
57 |
| |
15-16 |
33.5-35.7 |
0 |
0 |
0 |
0 |
5 |
32 |
| |
16-17 |
35.7-37.9 |
0 |
0 |
0 |
0 |
2 |
17 |
| |
17-18 |
37.9-40.1 |
0 |
0 |
0 |
0 |
1 |
9 |
| |
18-19 |
40.1-42.4 |
0 |
0 |
0 |
0 |
0 |
4 |
| |
19-20 |
42.4-44.6 |
0 |
0 |
0 |
0 |
0 |
2 |
| |
20-21 |
44.6-46.8 |
0 |
0 |
0 |
0 |
0 |
1 |
| |
21-22 |
46.8-49.1 |
0 |
0 |
0 |
0 |
0 |
0 |
| |
22-23 |
49.1-51.3 |
0 |
0 |
0 |
0 |
0 |
0 |
| |
23-24 |
51.3-53.5 |
0 |
0 |
0 |
0 |
0 |
0 |
| |
24-25 |
53.5-55.8 |
0 |
0 |
0 |
0 |
0 |
0 |
Page Updated 21-Dec-2005
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