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The BESS advantage: powering a more sustainable and resilient energy system in Lithuania

Written by Negin Hashemi | Apr 24, 2026 2:33:35 AM

As Europe reinforces its commitment to decarbonisation, energy storage has emerged as one of the continent’s most strategic assets. Nowhere is this more evident than in the Baltic States, where significant geopolitical challenges highlight the need for renewable integration, energy security and grid resilience.

Led by Ignitis Group and integrated by Rolls-Royce’s Power Systems division, Lithuania’s latest milestone, a 291 MW / 582 MWh Battery Energy Storage System (BESS) project, stands out as a landmark initiative aiming to strengthen the country’s security while advancing the green transition.

At the centre of this complex and ambitious infrastructure programme is Nidec Conversion, whose power units serve as the grid facing core of the storage system. The company’s integrated units, which combine Power Conversion System (PCS), transformer, and medium voltage switchgear, provide the essential interface that controls battery discharge, ensuring the process is safe, reliable and functional to grid stability.

With energy security becoming a top priority and renewable penetration rapidly increasing, such technology plays a pivotal role in serving national interests.

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