Brussels

Conference: The Big Switch: Achieving 100% Decarbonised Power in Europe

Join RGI and NESO on 18 September 2025 in Brussels for “The Big Switch: Achieving 100% Decarbonised Power in Europe!” to explore cross-sectoral planning, innovative flexibility solutions, and policies enabling a decarbonised grid. Hear from grid operators and other key stakeholders. Sign up now!

Electricity will play an increasingly dominant role in European economies due to its inherent efficiency. Replacing fossil fuels with decarbonised electricity across sectors like transport, heating, and industry will massively increase the need for electricity generation and delivery to areas of high demand.

The tripling of renewable energy sources (RES) targets, as agreed by nearly 200 countries at COP28 in 2023, should help meet the increasing demand driven by electrification. Already, several European countries can operate their systems entirely on decarbonised or renewable power for extended periods, sometimes lasting  several days. Examples from major economies, including the UK, Ireland, Spain, and Portugal, demonstrate that the energy transition is not only possible but already underway.

At the same time, operating power systems with increasing shares of wind and solar requires transmission system operators (TSOs) to adopt innovative technical and operational solutions. They must also develop contingency plans and access flexibility resources whenever needed. A supportive regulatory framework is vital to enable these changes and reward effective operational practices and coordination across the entire energy system value chain.

Ensuring system stability and security, particularly during periods of stress, is essential as we progress towards delivering a zero-carbon grid. This includes establishing adequate technical requirements and developing system services that can accommodate the increasing share of variable renewable energy sources (RES). 

The 2025 RGI Annual Conference, in collaboration with NESO, will spotlight pioneering examples of energy system transformation from several European countries. It will highlight how grid operators are preparing and how stakeholders are adapting to this new reality. Key topics to be explored include the importance of integrated planning across borders and sectors, flexibility and demand-side solutions, and policy and regulatory enablers.

Sign up now to secure your spot! Stay tuned for the event agenda in the coming weeks.


CONTACT


Mara Zainea
Manager - Communication

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t: +49 30 2332 11031
mara[at]renewables-grid.eu

Dr. Andrzej Ceglarz
Director - Energy Systems

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t: +49 30 233211014
andrzej[at]renewables-grid.eu

Funded by the European Union. Views and opinions expressed are however those of the author only and do not necessarily reflect those of the EU or LIFE Programme. Neither the EU nor the granting authority can be held responsible for them.

RGI gratefully acknowledges the EU LIFE funding support:

EU LIFE funding support Logo

Funded by the European Union. Views and opinions expressed are however those of the author(s) only and do not necessarily reflect those of the European Union or the LIFE Programme. Neither the European Union nor the granting authority can be held responsible for them.