Journal of Renewable Energy / 2018 / Article / Fig 18

Research Article

Economic Assessment and Business Models of Rooftop Photovoltaic Systems in Multiapartment Buildings: Case Studies for Austria and Germany

Figure 18

Austrian retail electricity prices, comparison between buildings considered as total load and consideration of individual apartments’ load profiles: annual differences in electricity costs with and without a PV system. The border between profitability and no profitability is emphasized by the blue solid line.