Dear all,

I am using PVLIB Python script to calculate energy output. I am analysing the data with Trina 275 Wp Solar module and Solar Edge HD wave inverter (with power optimisers). In the attached file, for the month of January, I am comparing the actual data with the PVLIB energy output. The actual energy is always greater than the theoretical energy output and I believe this is because of the power optimisers used by Solar edge.

However, if I use different inverter (without power optimiser), then I am achieving almost similar results (approximately 2% difference throughout the year).

Therefore, would anyone be kind to let me know, if there is any function for calculating energy output for power optimisers?

I appreciate your inputs.

Thanks and regards,

Laxmikant.

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