Net Zero without the gridlock through peer-to-peer coordinated flexibility

In the pursuit of Net Zero, the rapid adoption of electric vehicles, heat pumps, and distributed generation is placing unprecedented pressure on low-voltage electrical distribution networks. Can these networks adapt and evolve without facing gridlock? Our study proposes an innovative peer-to-peer coordinated flexibility strategy that has the potential to significantly transform the landscape. By aggregating individual flexibility through peer-to-peer coordination, this approach enhances local power balance, mitigates gridlock, and safeguards individual benefits. Through a novel large-scale network analysis method based on statistically similar networks, we have quantified the maximal potential of peer-to-peer coordinated flexibility in alleviating gridlock and deferring network expansion. Using real-world UK low-voltage electrical distribution network data and authoritative distributed energy resources roadmaps, our findings reveal that peer-to-peer coordinated flexibility can reduce peak power flows by up to 20 % and enable as much as 91 % of UK residential low-voltage electrical distribution networks to meet peak demand without gridlock by 2050, significantly reducing the need for network expansion. Furthermore, with the adoption of peer-to-peer coordinated flexibility, the network's peak is projected to occur between 2045–2050, postponing it by 8–10 years compared to scenarios without it. These results underscore the critical role of peer-to-peer coordinated flexibility and serve as a benchmark for the co-development of future grids and flexible resources when addressing associated implementation challenges such as technological infrastructure and consumer engagement.