International audienceThis article deals with the strategy adopted by a rural conurbation so as to implement a new decentralised energetic system. It is supposed to take into account production and consumption of all human activities on a particular area. This study targets to know whether the new ways of thinking energy and the circular economy concept lead to redefine energetic socio-technical systems. Although the public actors in charge of the project are confident, the implementation reveals some difficulties, like the capacity to renew urban and rural planning approaches.Cet article analyse la stratégie d'une intercommunalité sur la question énergétique, visant à mettre en place un système d'énergie décentralisé, c'est-à-dire un proje...