Markets & Policy
In highly regulated energy markets, policy decisions can make or break new technologies, strategies, and even entire industries.
Support from policymakers, in the form of procurement exercises, priority dispatch, tax incentives and a wealth of other instruments, has been vital to the global solar industry’s success, and new mechanisms to support growth in energy storage are an increasingly important part of the story today.
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Socket to the sun
Ten states in the United States have passed laws permitting plug-in solar, with more to follow imminently. Low-income households, renters and temporary workers under pressure from high electricity bills are welcoming plug-in solar as a low-cost, portable and convenient solution. Precise business models have yet to emerge and there are technical and regulatory teething problems to address, as industry figures tell pv magazine.
Oct 05, 2026
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Hithium’s sodium-ion storage push, where it could win, where it won’t, and path to bankability
After Chinese manufacturer Hithium launched its new 4 MWh sodium-ion BESS alongside its new 785Ah cell for energy storage, in response to questions, Leb Lan, senior product manager, Hithium, spoke with ESS News to discuss not only the technology developments but also where and when a sodium-ion BESS cabinet will better suit the market than LFP-based battery cell technology.
What’s driving Europe’s battery boom? Insights from EUPD Research’s Business Climate Survey and Storage Report
Europe’s battery storage market is projected to nearly double from 34 GWh in 2025 to 65 GWh in 2026, driven primarily by utility-scale projects and growing renewable energy integration. Meanwhile, intensifying competition in residential and commercial storage is pushing manufacturers toward integrated energy solutions, strategic partnerships, and advanced energy management technologies.
Spain and Portugal record Europe’s highest number of hours with negative electricity prices in Q2
Spain and Portugal recorded the highest number of hours with negative electricity prices in Europe in the second quarter of 2026, according to Montel’s European Power Market Outlook Q3 2026 report. The period was marked by record solar power generation, a heatwave in late June and significant electricity price volatility.
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Falling revenues, growing yieldco at SunPower Q2
Major U.S. solar player SunPower has released its Q2 2015 results, in which it reports falling revenues both on a Y/Y and M/M basis, as it either holds completed projects on its books or drops them down into joint yieldco 8point3 Energy Partners. U.S. residential market continues to deliver strong demand.
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