Performance of the GTAC PV System for 2005
This page contains measured performance data for the GTAC PV system for the year 2005.
- AC Energy Production [MWh]
| Month | Measured | Predicted |
| January | 21.3 | 18.7 |
| February | 20.7 | 22.6 |
| March | 33.2 | 34.0 |
| April | 39.5 | 39.7 |
| May | 44.9 | 46.9 |
| June | 37.8 | 42.9 |
| July | 22.3 | 44.0 |
| August | 32.8 | 42.5 |
| September | 35.2 | 31.7 |
| October | 27.6 | 32.3 |
| November | 20.0 | 23.0 |
| December | 18.3 | 18.8 |
* These values are estimated due to datalogger problems.
Mean module temperature (daylight hours) [oC]
| Month | Measured | Predicted |
| January | 19.2 | 10.5 |
| February | 20.6 | 12.3 |
| March | 25.0 | 19.3 |
| April | 32.5 | 28.5 |
| May | 37.5 | 33.3 |
| June | 40.9 | 35.5 |
| July | 42.7 | 37.4 |
| August | 43.0 | 38.4 |
| September | 44.4 | 32.2 |
| October | 33.4 | 26.8 |
| November | 26.2 | 18.6 |
| December | 16.5 | 12.0 |
- Daily average solar energy flux [kWh/m2/day]
| Month | Measured | Predicted |
| January | 2.60 | 3.15 |
| February | 2.82 | 3.43 |
| March | 4.18 | 4.68 |
| April | 5.35 | 5.39 |
| May | 6.02 | 6.31 |
| June | 5.35 | 5.98 |
| July | 4.85 | 5.98 |
| August | 5.43 | 5.76 |
| September | 6.05 | 4.43 |
| October | 4.38 | 4.29 |
| November | 3.30 | 3.11 |
| December | 2.70 | 2.44 |
- Average sunlight-to-AC-power efficiency [%]
| Month | Measured |
| January | 8.63 |
| February | 8.44 |
| March | 8.41 |
| April | 8.07 |
| May | 7.97 |
| June | 7.66 |
| July | 9.13 |
| August | 6.48 |
| September | 6.36 |
| October | 6.57 |
| November | 8.33 |
| December | 7.15 |
- Typical DC voltage range [V]
| Month | Measured |
| January | 365-450 |
| February | 350-460 |
| March | 340-440 |
| April | 340-450 |
| May | 325-425 |
| June | 315-405 |
| July | 320-400 |
| August | 315-410 |
| September | 320-400 |
| October | 335-435 |
| November | 350-430 |
| December | 375-440 |
Last updated: 2005