Table 5: Probability Density Functions for the NREL May Data Set, given by hour.
Hour |
Mean |
σ/S |
Distribution |
R2
|
0 |
-0.0123 |
0.0136 |
Logistic |
- |
1 |
-0.0094 |
0.0127 |
Logistic |
- |
2 |
-0.0085 |
0.0122 |
Logistic |
- |
3 |
-0.0054 |
0.0118 |
Logistic |
- |
4 |
-0.0038 |
0.0076 |
Logistic |
- |
5 |
-0.0035 |
0.0078 |
Logistic |
- |
6 |
-0.0123 |
0.0136 |
Logistic |
- |
7 |
0.0188 |
0.0236 |
Normal |
0.9663 |
8 |
0.0630 |
0.0435 |
Normal |
0.9753 |
9 |
0.1050 |
0.0591 |
Normal |
0.9858 |
10 |
0.1320 |
0.0758 |
Normal |
0.9819 |
11 |
0.1387 |
0.0975 |
Normal |
0.9799 |
12 |
0.1424 |
0.1028 |
Normal |
0.9723 |
13 |
0.2341 |
1.2536 |
Normal |
0.7359 |
14 |
0.1222 |
0.0961 |
Normal |
0.9584 |
15 |
0.0917 |
0.0773 |
Normal |
0.9789 |
16 |
0.0600 |
0.0600 |
Normal |
0.9539 |
17 |
0.0272 |
0.0356 |
Normal |
0.9382 |
18 |
-0.0053 |
0.0164 |
Logistic |
0.9487 |
19 |
-0.0061 |
0.0374 |
Logistic |
0.7833 |
20 |
-0.0049 |
0.0224 |
Logistic |
0.8150 |
21 |
-0.0083 |
0.0254 |
Logistic |
0.6083 |
22 |
-0.0084 |
0.0205 |
Logistic |
0.8979 |
23 |
-0.0117 |
0.0143 |
Logistic |
0.8055 |