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PV Degradation Tools

This repository contains functions for calculating degradation of photovoltaic modules. For example, functions to calculate front and rear relative Humidity, as well as Acceleration Factors. A degradation calculation function is also being developed, considering humidity and spectral irradiances models.

Documentation

Tutorials on the usage of functions are located in the "docs > Tutorials" folder.

We also have documentation in ReadTheDocs where you can find more details on the API functions.

Installation

Relative Humidity and Acceleration Factors for Solar Modules releases may be installed using the pip and conda tools. Compatible with Python 3.5 and above.

Install with:

pip install PVDegradationTools

For developer installation, download the repository, navigate to the folder location and install as:

pip install -e .

License

BSD 3-clause

Contributing

We welcome contributiosn to this software, but please read the copyright license agreement (cla-1.0.md), with instructions on signing it in sign-CLA.md. For questions, email us.

Getting support

If you suspect that you may have discovered a bug or if you'd like to change something about PVDegradationTools, then please make an issue on our GitHub issues page.

Citing

If you use this functions in a published work, please cite:

Holsapple, Derek, Ayala Pelaez, Silvana, Kempe, Michael. "PV Degradation Tools", NREL Github 2020, Software Record SWR-20-71.

Zenodo reference and OSTI software record information forthcoming.