Going through four step-ups in generation in so short a time has minded me to take the four photos below of the meters monitoring the dc output of the SmartDrive, to emphasise two points made in an earlier post:
- the pv inverter (PVI) is not very efficient, especially at lower power levels but gets better as power increases
- the dc system voltage falls as power output increases, and eventually it comes down to within the range (100 ~ 320v dc) at which the MPPT function of the inverter can operate.
Just nice to see it so clearly illustrated.
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