Significant sources of energy production, of nuclear or fossil fuel type, which can assume all the needs of a country or region, are more strongly contested, either due to accidents of natural origin or following the observation of the dangerousness of the human effect on the global climate balance. Thus governments are encouraging the development of green energy. Any centralized control approach will be obsolete regarding, on one hand, the powers concerned and on another hand, the wide dispersion of these production sources: an irreversible movement to locally produce what is locally consumed is being developed. A decentralized control, based on intelligent entities, is presented. The holonic paradigm is used to represent a Holonic Energy Systems (HES) with multi-sources and multi- users. The several possible switching between the various energy sources are obtained by using a multicriteria decision aid method.