Performance of the GTAC PV System for 2008
This page contains measured performance data for the GTAC PV system for the
year 2008.
- AC Energy Production [MWh]
| Month |
Measured |
Predicted |
| January |
19.1 |
18.7 |
| February |
19.7 |
22.6 |
| March |
35.4 |
34.0 |
| April |
38.6 |
39.7 |
| May |
42.1 |
46.9 |
| June |
39.8 |
42.9 |
| July |
39.9 |
44.0 |
| August |
35.7 |
42.5 |
| September |
31.0 |
31.7 |
| October |
30.1 |
32.3 |
| November |
18.5 |
23.0 |
| December |
18.2 |
18.8 |
* These values are estimated due to datalogger problems.
| Month |
Measured |
Predicted |
| January |
20.6 |
10.5 |
| February |
17.5 |
12.3 |
| March |
28.5 |
19.3 |
| April |
36.5 |
28.5 |
| May |
38.5 |
33.3 |
| June |
44.9 |
35.5 |
| July |
46.2 |
37.4 |
| August |
46.3 |
38.4 |
| September |
40.2 |
32.2 |
| October |
30.9 |
26.8 |
| November |
24.1 |
18.6 |
| December |
19.8 |
12.0 |
- Daily average solar energy flux [kWh/m2/day]
| Month |
Measured |
Predicted |
| January |
2.80 |
3.15 |
| February |
3.10 |
3.43 |
| March |
5.25 |
4.68 |
| April |
6.40 |
5.39 |
| May |
7.10 |
6.31 |
| June |
6.80 |
5.98 |
| July |
6.85 |
5.98 |
| August |
5.95 |
5.76 |
| September |
5.15 |
4.43 |
| October |
4.50 |
4.29 |
| November |
3.15 |
3.11 |
| December |
2.75 |
2.44 |
- Average sunlight-to-AC-power efficiency [%]
| Month |
Measured |
| January |
7.10 |
| February |
7.15 |
| March |
6.95 |
| April |
6.52 |
| May |
6.59 |
| June |
5.99 |
| July |
6.10 |
| August |
6.43 |
| September |
6.67 |
| October |
6.95 |
| November |
8.10 |
| December |
7.95 |
- 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 |
365-425 |
| December |
370-440 |
Last updated: 2008