The performance ratio of an installation is stable, yet the yield and the revenues drop significantly. A U.K. case study shows that faults can compensate for performance ratio value, meaning this value is not always a good key performance indicator on its own. This issue will be discussed during the upcoming asset management session at the pv magazine virtual roundtable Europe 2020.Sometimes explanations are not convincing. For example, when an O&M-provider blames the weather on a 45% drop in the yield of a solar PV installation in the course of one year. This is exactly what happened with a five-year-old ...Den vollständigen Artikel lesen ...
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