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Gwenaelle Deboutte pv magazine France
Gwenaelle Deboutte pv magazine France

Gwenaelle Deboutte

Gwénaëlle has been a journalist for over 15 years and heads the editorial team of the pv magazine France website and its French-language newsletter. Since 2015, she has been covering developments in the renewable energy sector for the professional press. In parallel, she reports on economics and industrial policy in Europe.

Articles written by Gwenaelle Deboutte

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Projects & Applications
Greenvolt begins building 600 MW/2.4 GWh BESS in Poland Greenvolt Group has started construction of a 600 MW/2.4 GWh battery energy storage system (BESS) in Poland, with commercial operations targeted for the end of 2027.
Gwenaelle Deboutte
Sep 25, 2026
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Second-life batteries
French startup repurposes EV batteries for solar energy storage at 30% discount Battwoo is repurposing electric vehicle batteries for stationary energy storage, targeting solar self-consumption and other commercial and industrial applications. The company says its refurbished systems can cost around 30% less than new batteries while extending battery service life by several decades.
Gwenaelle Deboutte
Sep 21, 2026
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Revenue streams
Engie adds 300 MW of virtual battery flexibility in Germany Engie has signed an agreement with Netherlands-based energy storage company Return for 300 MW of additional battery flexibility, taking its contracted portfolio in Germany to 400 MW through a virtual flexibility portfolio.
Gwenaelle Deboutte
Sep 15, 2026
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Revenue streams
Battery storage emerges as revenue asset for industrial sites Battery storage is taking on a broader role at industrial sites in Switzerland, providing grid services and opening up additional revenue streams from day-ahead and intraday electricity markets.
Gwenaelle Deboutte
Aug 24, 2026
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Distributed
Battery energy storage: a new economic asset for industrial sites Beyond their role in energy management, batteries open up new revenue opportunities for industrial sites. The Perlen project in Switzerland illustrates this: its 10 MW / 20 MWh storage system will be used to provide system services and then participate in the pre-charge and intraday electricity markets.
Gwenaelle Deboutte
Aug 18, 2026
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Industry
Nadara closes €1.2 billion refinancing to support storage expansion European renewable energy producer Nadara has completed a €1.2 billion ($1.4 billion) refinancing covering 1.5 GW of operating wind and solar assets across seven countries, with the new financing platform intended to support repowering, hybrid projects and battery energy storage.
Gwenaelle Deboutte
Jul 31, 2026
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Projects & Applications
Prosolia Energy adds 15 MW/60 MWh BESS to solar plant in Portugal Spain's Prosolia Energy has commissioned a 15 MW/60 MWh battery energy storage system (BESS) at a 34.4 MWp solar project in Portugal, marking its first large-scale, international solar-plus-storage hybrid project.
Gwenaelle Deboutte
Jul 27, 2026
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Projects & Applications
Tunisia approves residential solar-plus-storage amid heatwave Tunisia has authorized residential battery storage systems paired with hybrid inverters as prolonged heatwave-driven electricity demand strains the national grid, allowing solar owners to use stored energy during power outages.
Gwenaelle Deboutte
Jul 24, 2026
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Products
Longi secures 300 MWh battery storage supply deal for solar project in Italy Longi says it will supply a 300 MWh battery energy storage system (BESS) for an RWE solar project in Italy using its liquid-cooled LongiBank tech.
Gwenaelle Deboutte
Jul 23, 2026

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