How can Aggregators Improve the TSO-DSO-Customer Coordination in Digitalised Power Systems? - Discussion Paper and Policy Brief

Utilizing untapped Distributed Energy Resources (DERs) potential from customers in the distribution grid necessitates TSO-DSO-Customer coordination. Customers still face challenges how to manage and market their flexibility in the energy market and how they can become active customers. Aggregators can facilitate these flexibilities as an intermediary by providing services to different power systems participants.

The EU regulation has identified the independent aggregator, who is not affiliated to the customer’s supplier. However, the independent aggregator has not been fully implemented yet. There are existing aggregator services, but the challenges arise on how to accommodate diverse solutions from aggregator to support TSO-DSO coordination and enhance active customer participation.

This work investigated how aggregators can improve the TSO-DSO-Customer coordination in a digitalised power system by analysing existing policies, their role, possible coordination approaches, and addressing (non-) technical challenges.


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