Wärtsilä spinning out its energy storage activities and divesting a 50% stake this week reflects difficulties in making the business profitable and synergistic within the wider group activities, analysts said.

There has been another twist in the long-running saga of Wärtsilä’s energy storage business and how the company aims to run it going forward.

The early life of a battery storage asset sets the stage for a lifetime of operational success, writes Cedric Brehaut, chief product officer at PowerUp.

The recent introduction of 15-minute settlement periods across European power markets could result in significantly higher profits for battery storage asset operators.

Our Year in Review Q&A series continues as we speak with Andrew Gilligan, senior director for commercial strategy at Fluence.

John Zahurancik, president for the Americas at Fluence, and one of the system integrator-technology provider’s founders, speaks with ESN Premium.

Hybrid power plants are the future of the energy market, but smart hardware needs to be supported with smart optimisation, write Isabella Caschetto and Dominic Multerer of CAMOPO.

The right balance between battery health and profitability is essential for success, writes Laura Laringe, CEO of reLi Energy.

Global battery storage system integrator Fluence has released its Q4 and full-year results, which included the “transformative milestone” of achieving a positive net profit for the first time, CEO Julian Nebreda said.

Oil and gas major Shell is putting its residential battery storage and virtual power plant (VPP) company sonnen up for sale, according to German outlet Handelsblatt.