Multi-Criteria Decision Analysis for Energy Retrofit of Residential Buildings: Methodology and Feedback from Real Application

Decision-making in energy retrofit of existing buildings needs to consider the economic and technical criteria, as well social environmental ones. The main problems are define aggregate these contradicting issues support a measurable verifiable decision process. working hypothesis this paper is that ELECTRE Tri method would respond problem. proposes tests real professional environment help choose program for collective residential buildings. evaluation criteria used performance indicators defined consultation with maker weighted by using revised Simos’ cards method. construct renovation scenarios combining individual actions mutually compatible. methodology, proposed were successfully applied on project assembly composed three (67 apartments). A new solution problem defining reference specific also proposed. advantages methodology formalization decision-making process within framework strategies application robust multi-criteria analysis method, considering complexity drawbacks cost (in time resources) obtaining information needed matrix precision weights criteria. implemented Python available open source.