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When testing the PV system what should be done immediately after verifying system grounding? 

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Through this analysis, it is possible to predict the grounding resistance prior to installing the floating PV system.
The theoretical dataset acquired shows a reasonable accuracy when compared to the subjected PV system installed at the test site.
This method is able to detect different types of grounding faults in power system.
The results show that output of the PV system depends on the fault type.
Experiments results on a real PV system show the effectiveness of this procedure.
Generally, this work demonstrated the usefulness of citizen science approaches in PV system performance analysis.
We believe that our work will serve to guide future research in PV system fault diagnosis.
Results show clearly the efficiency of the developed method in monitoring PV system status.
The developed methods may be integrated with PV monitoring system for real-time operation.

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