Features

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September 9, 2026
In this interview with ESN Premium, Sahand Karimi of OptiGrid discusses how BESS warranties and constraint management shape trading behaviour.
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September 8, 2026
PJM has proposed a major overhaul of how it procures power capacity in response to surging data centre demand that has driven auction prices up more than 1,000% in two years and threatens to add US$70 per month to average household electricity bills by 2028.
September 8, 2026
As the battery storage industry matures through competition and scale, a significant push for efficiency is coming, writes Dr Kai-Philipp Kairies, CEO and co-founder of ACCURE Battery Intelligence.
Sponsored
September 4, 2026
BLUETTI, a technology pioneer in clean energy, today unveiled a new portfolio of products and intelligent energy solutions at IFA 2026.
September 4, 2026
A roundup of user-posted analysis, views and unofficial news from across the industry this past week, this time looking at this week’s sabotage attack on the German grid, BESS revenues and electricity market activity, CATL’s LFP price cut and various non-lithium news.
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September 4, 2026
Tesla was one of the pioneers of the grid-scale battery storage market, but has faced increasing competition in the past few years. In this article we look under the hood of its latest grid-scale BESS product, the Megapack 3. 
September 3, 2026
Bulgaria now has a world-leading amount of battery storage capacity relative to energy system despite a period of political turnover, although those assets are now cannibalising the revenues which attracted investment in the first place.
September 1, 2026
Three years after the EU Batteries Regulation (EUBR) entered into force, it is becoming easier to separate regulatory expectations from measurable market impacts, writes patent lawyer Chloe Flower.
September 1, 2026
We hear from Nikhil Koppaka, senior commercial manager for BESS owner-operator BW ESS on the big opportunities and challenges in Germany’s grid-scale energy storage market.
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September 1, 2026
North American Electric Reliability Corporation (NERC) issued its most urgent grid reliability warning in response to artificial intelligence data centres causing massive, near-instantaneous power fluctuations.

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