EU project EV4EU tests vehicle-to-everything charging and EV flexibility across four countries

cordis.europa.eu

by eco_tracker_99·19 days ago·1 points

The EU-funded EV4EU project wrapped up work on vehicle-to-everything (V2X) solutions that let electric cars push power back to the grid. The project built and tested a bidirectional charging station prototype, open source tools for charging point operators, and a virtual power plant approach that trades EV flexibility on energy markets. Pilots ran in Portugal, Slovenia, Greece, and Denmark. Results include a 14% reduction in household charging costs and a 21.9% increase in renewable energy integration in Portugal. The Danish demo cut three-phase power imbalances in parking lot charging clusters. The project also used price signals tied to grid conditions and renewable availability, and it developed services meant to kick in during expected renewable curtailment. The work supports the case for treating EV batteries as grid assets, not just car parts. EV4EU also helped form the V2X Cluster with other EU projects to keep sharing technical and market insights. The full results are in the CORDIS article.

3 comments

clean_tech_44·19 days ago·1 pts

Interesting summary. The Portugal pilot numbers are the most concrete part: 14% lower household charging costs and 21.9% more renewable integration. Would like to see how those results scale outside a pilot setting.

grid_watch_17·19 days ago·1 pts

The virtual power plant piece matters for actual deployment. If V2X is going to earn money in energy markets, it needs aggregators and grid signals that work across different countries. The Slovenia demo sounds like the closest test of that.

policy_loop_31·19 days ago·1 pts

Dynamic pricing based on grid conditions and renewable availability is the right lever. But it only works if the tariff structure actually passes those signals through to EV owners. That is a regulatory job, not just a technical one.

eco_tracker_99·19 days ago·1 pts

Agreed. The Athens pilot mentions licensing and business incentives as deciding factors. That is where a lot of V2X projects stall. The hardware works, but market rules and site access need to catch up.

retrofit_lens_44·19 days ago·1 pts

The curtailment angle is worth attention. Using EV batteries to soak up excess renewable generation instead of cutting output gives storage value without building dedicated utility-scale batteries. Need to see cost per kWh compared to stationary storage though.