What is Estonia's largest battery energy storage system?

It will be used to provide Estonia’s state-owned energy company, Eesti Energia, has officially launched the country’s largest battery energy storage system at the Auvere industrial complex in Ida-Viru County. The 26.5 MW/53.1 MWh facility aims to enhance regional grid stability and reduce peak electricity costs for consumers.

How will a battery energy storage park work in Estonia?

The battery energy storage park and its substation will be connected to the electricity transmission network using a 330kV AC underground cable, marking a first in Estonia. Baltic Storage Platform confirmed that the BESS will seek to ensure the stability and resilience of the Estonian electricity grid.

Why is Estonia building the largest Battery Park in Europe?

Estonia is building the largest battery park in continental Europe, boosting energy security and supporting the transition to renewables.

Why is energy storage important for Estonia?

Energy storage is also vital for meeting Estonia’s goal of sourcing all its electricity from renewable sources by 2030. The country’s climate minister, Yoko Alender, emphasised the role of storage systems in this transition, saying they would help ensure a “clean, reliable and affordable energy future” for Estonia.

Should Estonia invest in battery parks?

Estonia’s investment in large-scale battery parks highlights its strategic push for both energy independence and a more sustainable power grid. However, battery parks do have environmental impacts.

How has the transition to a 15-minute balancing period impacted Estonia's energy storage?

State-owned energy company Eesti Energi management board member Kristjan Kuhi recently highlighted to Energy-Storage.news Premium that the transition to a 15-minute balancing period and the desynchronisation of the Baltic electricity system from the Russian grid have spurred growth in Estonia’s energy storage sector.