Solar power experiment, programs, and data used by Dr. Grady and his students

The data are 15-minute averaged global horizontal and diffuse horizontal W/m2 taken by a rotating shadow-band monitor atop the Electrical & Computer Engineering Building

Solar power experiment (pdf) and Solar power presentation (ppt).

Excel spreadsheet for curve-fitting solar panel I-V data points.

Excel spreadsheet for computing the position of the sun.

Solar data analyzer program for viewing and analyzing the solar radiation data.

Solar radiation data (15-minute average), January 1, 2008 - present.

Solar radiation data (15-minute average), July 1, 2007 - December 31, 2007.

Solar radiation data (15-minute average), January 1, 2007 - May 27, 2007.

Solar radiation data (15-minute average), July 1, 2006 - December 31, 2006.

Solar radiation data (15-minute average), January 1, 2006 - June 30, 2006.

Solar radiation data (15-minute average), July 22 - December 31, 2005.

For historical data, go to the archived site managed by Dr. Gary Vliet of Mechanical Engineering, (Texas Solar Radiation Data Base)

We also study wind power!