California-based PVEL, an independent test lab for the downstream solar industry, said this week that it has made several upgrades and expansions to its extended reliability and performance tests for ...

The reliable performance of PV modules is heavily influenced by the climate conditions in deserts, which include factors such as irradiance, temperature, humidity and dust soiling. Image: DEWA R&D. A ...

Independent testing laboratory Kiwa-PVEL today published the 11th edition of its PV Module Reliability Scorecard, having extensively tested PV modules from 50 different manufacturers. The scorecard ...

“Four years ago, that was at 50% and it’s steadily increased since,” said Tristan Erion-Lorico. Image: Kiwa PVEL. A total of 83% of module manufacturers have had at least one test failure in the Kiwa ...