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Inventions and Inventors

If you have invented a renewable energy or energy efficiency technology, learn about NREL's innovation and entrepreneurship programs.

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If you are interested in touring our main campus, learn about NREL's public tours and community programs.

PVWatts Calculator

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Solar Radiation Data

If you have any questions about or are experiencing issues with finding or viewing solar radiation data, including TMY data, contact the National Solar Radiation Database Team.

System Advisor Model

If you are experiencing issues with or have any questions about the System Advisor Model (SAM), contact the SAM Team

Building Component Library

If you have any questions about or are experiencing issues with the Building Component Library (BCL), contact the BCL Team

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