The modelling of the success of an energy island is carried out within three dimensions (technical, economic and social), which relate to the different perspectives towards energy islands already indicated in the RENergetic DoA. First, the technical dimension represents the energy island with all its possible energy sources and electricity/heat consumption elements, together with the external grid and the environment. It includes the technical and environmental KPIs. Second, in the economic dimension KPIs aiming at finding average cost for a certain element in the local energy system or evaluation a potential investment from the perspective of one of the involved stakeholders. Finally, the social dimension represents the energy island with all the people and organizations that are influenced by it to measure the social success with focus on community members within energy islands.
The near-zero-energy building (nZEB) of the Faculty of Architecture (WAWIZ) at Poznan University of Technology was commissioned in mid-2020. The first year of operation fell