Solar power generation on a round surface not possible? It is with Heliatek’s flexible solar film HeliaSol. Heliatek’s solar films have been applied to a round heat storage facility at the heat power plant Ortenberg operated by the Municipal Utility of the City of Marburg (Stadtwerke Marburg) in Germany. The projects, which was realized in November, demonstrates the versatility of possible applications of the solar films even on round shaped surfaces. The installation was realized during a regu...