Texas Solar Energy Laboratory

If you are thinking about installing a small PV system, you may be interested in this PPT,
Elements of a Small Off-Grid 24 Volt Solar System

The solar experiment and corresponding PowerPoint,

To curve-fit measured I-V data for solar panels, use the following spreadsheet:

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Predicted Monthly PV kWH Versus Tilt and Azimuth Angles
For Austin

For West Texas Desert

We also study wind power!