pvlib.forecast.ForecastModel.cloud_cover_to_transmittance_linear¶

ForecastModel.cloud_cover_to_transmittance_linear(cloud_cover, offset=0.75, **kwargs)[source]¶

Convert cloud cover to atmospheric transmittance using a linear model.

0% cloud cover returns offset.

100% cloud cover returns 0.

Parameters:

cloud_cover : numeric

Cloud cover in %.

offset : numeric

Determines the maximum transmittance.

kwargs

Not used.

Returns:

ghi : numeric

Estimated GHI.