Featured in Building resilience – 04-2026

Poland’s battery test case

As European energy storage markets accelerate, a 150 MW/300 MWh project now under construction in northern Poland is testing whether appropriate commercial structures can survive regulatory turbulence – and potentially provide a blueprint for other installations that follow, as Brian Publicover reports.

By

Brian Publicover

02 Apr 2026

R.Power has developed many PV projects in Poland, and is now adding batteries to its portfolio. | <Image: R.Power

With a large portfolio of solar projects operational in Poland, R.Power is now developing battery projects to absorb generation at peak times and participate in ancillary service and energy arbitrage markets. PV deployment in Poland is outpacing the grid’s ability to absorb energy. The scale of the challenge came into sharp focus in April 2025, …

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