International interest in the sustainable development has been increasing from few decades and production of the electricity from renewable energy sources is included as very important part of it. European Union is one of the most or the most powerful player in reducing energy losses, increasing energy efficiency and implementation of technology based on renewable energy sources. Residential buildings are important, integral part of the environment and play a significant role in “urban metabolism”, where energy and water are consumed and waste are produced. The article divided on two sections. Main focus on the first part on an analysis of the structure of energy consumption in polish households, potential of renewable energy sources and existing technologies that can be used in based on green primary energy sources. In the secent part was shown practical example analysis of an energy generation from the renewable energy sources in residential buildings, which has direct influence on their management efficiency.

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