pv magazine International

Study finds much lower-than-expected degradation in 1980s and 1990s solar modules

Researchers at SUPSI found that six Swiss PV systems installed in the late 1980s and early 1990s show exceptionally low degradation rates of just 0.16% to 0.24% per year after more than 30 years of ...
pv magazine International

Fraunhofer CSP warns some cleaning agents may reduce PV module performance by up to 5.6%

Researchers at the German institute found that some widely used PV cleaning agents can damage anti reflective glass coatings, significantly reducing solar module efficiency. Their tests showed that ...
PV Tech

TOPCon UV tests ‘exaggerate’ degradation issues – Fraunhofer ISE

Fraunhofer’s research studied the relative power loss of various commercial module types after UV testing. Lines of the same colour represent tests on the same module types. The modules were measured ...
PV Tech

Towards a new desert testing standard for PV modules

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 ...