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How to POA irradiance for tilted surface

  • Jessica
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03 May 2021 12:28 #9540 by Jessica
Replied by Jessica on topic How to POA irradiance for tilted surface
Hi Paul,

What are the equations used in SAM to calculate the POA from DNI and GHI? I an modelling a 1 axis tracking system with 0deg tilt

Regards

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  • pgilman
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03 May 2021 17:18 #9542 by pgilman
Replied by pgilman on topic How to POA irradiance for tilted surface
Hi Jessica,

Please see the photovoltaic reference manual listed on sam.nrel.gov/photovoltaic/pv-publications.html.

Best regards,
Paul.

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