ESS beyond the hype: PV Tech Power’s Special Report looks at the challenges ahead

By Solar Media Staff
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The stationary energy storage industry, with batteries as the prime mover, has enjoyed a series of record years of deployment across North America, Europe and Asia in particular, but what comes next after that first wave? What are the challenges still posed for the ‘mainstream’ adoption of cost-effective energy storage technologies in a modern, low-carbon grid?

PV Tech Power, the downstream solar industry journal from our publisher Solar Media, has reached its fifth ‘birthday’ and Volume 20 of the quarterly magazine, out now, includes a special report on energy storage. In addition to some excellent technical papers and guest submissions, every edition of the magazine has for more than five years brought you the latest news and feature articles from writers and industry experts at PV Tech, Energy-Storage.news and our other channels including energy transition site Current± and Solar Power Portal (UK).

It’s got the usual great solar PV industry analysis on everyone’s favourite topics, technologies and gripes. From bi-facial modules in a post-trade tariff environment, to president Emmanuel Macron’s attempts to revive French solar makers, to the impact of digitalisation on the solar industry, PV Tech Power 20 has it covered across its mammoth 126 pages. Better understanding of corporate solar PPAs, the ‘terawatt opportunity’ of floating PV, utility-scale solar site safety and much more, from the worlds of solar technology, business and inevitably, policy.

But this issue’s Special Report focuses squarely on energy storage, with no less than seven feature articles and technical papers looking at everything from the policy and regulatory initiatives that still need to happen, to bankability and profitability of ESS, system technologies and architecture, all the way to recycling and end-of-life care for batteries. Additionally, Energy-Storage.news’ contributed section of the journal, Storage & Smart Power, returns once again, with feature articles on the UK’s recent blackouts and how batteries can help maintain system stability, the role of flexibility in smarter energy networks and finally a fascinating technical paper on the role batteries can play in delivering a ‘synchronous grid takeover’.

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Special Report looks at topics including the role of utilities in the energy storage market. Image: Doosan GridTech.
8 September 2026
Barcelona, Spain
Battery & Energy Storage Tech Europe (BESTE) is Europe’s industrial scaling platform for stationary and industrial battery applications — not EVs. Taking place 8–9 September 2026 at Fira de Barcelona, BESTE brings together utilities, IPPs, energy-intensive industries, data centres, ports, rail, maritime, defence and aerospace OEMs — all deploying or integrating battery storage at scale. Over 100 companies already confirmed — including EDP Renewables, Acciona, Endesa, Naturgy, Neoen, Galp, Basquevolt and Veolia — alongside 40+ expert speakers and international institutional support from BEPA, BVES, LDES and Volta Foundation. Where Europe’s battery & ES ecosystem turns projects into reality.
15 September 2026
San Diego, USA
You can expect to meet and network with all the key industry players again in 2025 from major US asset owners, operators, RTOs and ISOs, optimizers, software and analytics providers, technical consultancies, O&M technology providers and more.

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