Navegación principal Operation of the electricity system Electricity control centre (Cecoel) Control Centre of Renewable Energies (Cecre) Operating procedures International interconnections Loss coefficients e·sios Voluntary price for the small consumer (PVPC) Electrical planning Network Development Plan 2021-2026 Planning process European plan Projects of common interest Grid manager and transmission agent Quality of service Grid maintenance SAGA: smart maintenance at the service of the energy transition Balearic Islands’ electricity system Singular features of the Balearic system Balearic electricity demand in real time Balearic daily balancing Integrating renewable energy Loss coefficients of the Balearic Island's electricity system Canary Islands’ electricity system Singular features of the Canary system Canary electricity demand in real-time Canary daily balancing Integrating renewable energy Loss coefficients of the Canary Islands' electricity system Unique projects Spain-France submarine interconnection Salto de Chira pumped-storage hydropower plant Spain-France underground interconnection Romulo Project Real-time demand and generation Subscribe to 'Daily REE'! Receive our instant alerts Electrical planning Electrical planning Network Development Plan Towards a new future for Spain Visit the website A participatory process Did you know that the planning process is a participatory process open to all citizens? We tell you who the participants are and how they participate. See more European plan See the European plan and the infrastructure protection projects of European Union interest. See more