Clearness index

  • Azola Ramona
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04 Aug 2024 11:12 #13367 by Azola Ramona
Clearness index was created by Azola Ramona
How to extract clearness index per day from whether file data

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  • Paul Gilman
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05 Aug 2024 10:49 #13368 by Paul Gilman
Replied by Paul Gilman on topic Clearness index
Hello,

SAM's Detailed PV model reports the beam and diffuse POA clear sky irradiance that you could use to calculate a clearness index.

You can also access clear sky irradiance data from the NREL National Solar Radiation Database Data Viewer at nsrdb.nrel.gov .

 

Best regards,
Paul.

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