Performance of the GTAC PV System for 2007
This page contains measured performance data for the GTAC PV system for the
year 2007.
- AC Energy Production [MWh]
| Month |
Measured |
Predicted |
| January |
18.5 |
18.7 |
| February |
19.0 |
22.6 |
| March |
34.0 |
34.0 |
| April |
37.6 |
39.7 |
| May |
41.4 |
46.9 |
| June |
38.5 |
42.9 |
| July |
41.5 |
44.0 |
| August |
33.0 |
42.5 |
| September |
32.9 |
31.7 |
| October |
30.0 |
32.3 |
| November |
21.5 |
23.0 |
| December |
19.2 |
18.8 |
* These values are estimated due to datalogger problems.
| Month |
Measured |
Predicted |
| January |
21.0 |
10.5 |
| February |
18.8 |
12.3 |
| March |
27.2 |
19.3 |
| April |
36.2 |
28.5 |
| May |
39.4 |
33.3 |
| June |
44.2 |
35.5 |
| July |
46.0 |
37.4 |
| August |
47.1 |
38.4 |
| September |
41.3 |
32.2 |
| October |
33.9 |
26.8 |
| November |
19.0 |
18.6 |
| December |
11.7 |
12.0 |
- Daily average solar energy flux [kWh/m2/day]
| Month |
Measured |
Predicted |
| January |
2.80 |
3.15 |
| February |
3.23 |
3.43 |
| March |
5.12 |
4.68 |
| April |
6.10 |
5.39 |
| May |
6.24 |
6.31 |
| June |
6.35 |
5.98 |
| July |
6.75 |
5.98 |
| August |
5.95 |
5.76 |
| September |
5.11 |
4.43 |
| October |
4.55 |
4.29 |
| November |
3.0 |
3.11 |
| December |
2.15 |
2.44 |
- Average sunlight-to-AC-power efficiency [%]
| Month |
Measured |
| January |
7.25 |
| February |
7.18 |
| March |
6.87 |
| April |
6.68 |
| May |
6.61 |
| June |
5.78 |
| July |
6.22 |
| August |
6.51 |
| September |
6.75 |
| October |
6.99 |
| November |
6.82 |
| December |
6.75 |
- Typical DC voltage range [V]
| Month |
Measured |
| January |
370-435 |
| February |
365-440 |
| March |
340-430 |
| April |
330-420 |
| May |
315-415 |
| June |
320-400 |
| July |
315-390 |
| August |
320-395 |
| September |
325-415 |
| October |
340-425 |
| November |
360-420 |
| December |
370-440 |
Last updated: 2007