A U.K. study has identified 13 soiling agents with differing effects on light transmittance. Researchers found some dust particles were able to degrade photovoltaic performance by as much as 98%.
Asier Ukar, director of the Spanish unit of German technical advisory PI Berlin, tells pv magazine about his experiences of conducting quality control inspections in Chinese factories during the global pandemic.
The Chinese group’s loss widened significantly from the preceding 12-month period, despite posting a 5.4% year-on-year jump in revenue to RMB1.7 billion ($242.2 million).