2001

2001

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Jan 01
Feb 01
Mar 01
Apr 01
May 01
Jun 01
Jul 01
Aug 01
Sep 01
Oct 01
Nov 01
Dec 01

 

Performance of the GTAC PV System for 2001

This page contains measured performance data for the GTAC PV system for the year
2001.
We will update the information here as each month’s measurements become available. Click
on any month on the left to obtain that month’s data.

  • AC Energy Production [MWh]

 

Month Measured Predicted*
January 22.27 18.7
February 21.64 22.6
March 31.35 34.0
April 38.28 39.7
May 42.77 46.9
June 41.87 42.9
July 43.60* 44.0
August 30.15* 42.5
September 29.19 31.7
October 29.81 32.3
November 23.07 23.0
December 19.18 18.8

* Estimated value. DAS malfunction.

  • Mean daylight-hours module temperature [oC]

 

Month Measured Predicted
January 15.60 10.5
February 21.38 12.3
March 22.72 19.3
April 33.96 28.5
May 38.38 33.3
June N/A** 35.5
July 43.73 37.4
August 42.75 38.4
September 38.27 32.2
October 32.56 26.8
November 29.38 18.6
December 19.67 12.0

* No data, DAS malfunction.

  • Daily average solar energy flux [MWh/m2/day]

 

Month Measured Predicted
January 2.70 3.15
February 2.98 3.43
March 4.12 4.68
April 5.32 5.39
May 5.75 6.31
June N/A 5.98
July 5.79 5.98
August 5.53 5.76
September 5.23 4.43
October 5.03 4.29
November 3.81 3.11
December 2.79 2.44

* No data. DAS malfunction.

  • Average sunlight-to-AC-power efficiency [%]

 

Month Measured*
January 8.57
February 8.32
March 7.88
April 7.66
May 7.66
June N/A**
July N/A**
August N/A**
September N/A**
October 7.10
November 7.32
December 7.14

* This "average" efficiency was found using only the times
during which the system’s DC power was higher than 80 kW. For lower DC powers, sensor
inaccuracies cause the values to be suspect.

** No data. DAS malfunction.

  • Typical DC voltage range [V]
Month Measured
January 370-450
February 360-435
March 360-440
April 335-430
May 310-415
June 325-410
July N/A*
August 325-405
September 325-420
October 340-430
November 355-420
December 365-445

* No data. DAS malfunction.

Last updated: Monday, January 07, 2002