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KUR-500 V2 Drone for Daylight EL/PL Rooftop Inspection
With UP Caeli, Solarzentrum Stuttgart tested drone-based daylight EL/PL inspection for rooftop PV systems using the C2-certified KUR-500 V2.

With UP Caeli, Solarzentrum Stuttgart tested drone-based daylight EL/PL inspection for rooftop PV systems using the C2-certified KUR-500 V2.

EL vs. PL for PV modules: A concise comparison of daylight photoluminescence and electroluminescence for detecting microcracks, shunts, and degradation.

From backyard tests to PV power plants: Solarzentrum Stuttgart has successfully completed the first drone test flights for electroluminescence (EL) and photoluminescence (PL) inspection under daylight conditions – including meaningful PL results during cloudy winter weather.

After a hailstorm, microcracks in PV modules may remain unnoticed – an electroluminescence inspection makes them visible.