Billed as Bulgaria’s largest working battery vitality storage system thus far, the 25 MW/55 MWh facility, developed by Austria’s Renalfa IPP, got here on-line in the beginning of the month.

From pv journal ESS News website

Vienna-based developer Renalfa IPP has began business operation of a 25 MW/55 MWh battery vitality storage system (BESS) positioned within the metropolis of Razlog, southwestern Bulgaria.

The system, related to the transmission community and positioned subsequent to a 33 MW photo voltaic plant, efficiently went stay in the beginning of the month. Renalfa IPP claims that the power is the biggest working BESS system in Bulgaria and one of many first of that scale in Eastern Europe.

The facility is managed and optimized by KER Toki Power, a completely digital Bulgarian electrical energy dealer. The system integrates capability and balancing markets by a dealer platform, offering automated Frequency Restoration Reserve (aFRR) and handbook Frequency Restoration Reserve (mFFR) grid companies.

Nick Antonov, a spokesman for Renalfa IPP, mentioned that the undertaking marks the start of the corporate’s hybridization of greater than 1 GW of renewable property both in operation or beneath development. He added that the corporate is about to introduce related options to different wind and photo voltaic property within the area, together with Hungary and Romania.

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