Smart Grids
The constraint on electricity in most developed countries is no longer generation, it is the wire and the transformer. Interconnection queues measured in terawatts, substations with multi-year lead times, and data-centre demand arriving faster than anyone planned for have made the grid the binding problem.
This section covers interconnection reform, transmission build-out, capacity markets, and the accreditation rules that decide what a generator is allowed to count for — the unglamorous machinery that determines whether clean capacity ever reaches a customer.
Latest coverage
Peaker Plants: Why the Grid’s Priciest Power Runs Least
A gas peaker is the most expensive power on the grid — up to $276/MWh — precisely because it runs so little, some for under ten hours a year. That is why batteries retire them first.
The BrightVolt Take: Utilities Want Your Home Battery Now
Green Mountain Power’s home-battery fleet replaced two peaker plants and saved $6M in one July hour. Utilities fought rooftop solar for years. Now they pay to install the batteries.
Capacity Accreditation Explained: Why a 100 MW Wind Farm Counts as 34 MW
Grids pay generators for a promise to show up when it matters, and ELCC decides how much of your nameplate counts. It is why PJM’s wind accreditation fell to 34% while four-hour storage rose to 59%.
The BrightVolt Take: Gas Didn’t Win the AI Power Race
The US grid adds a record 86 GW in 2026 — but only 6.3 GW of gas. The 116 GW turbine backlog everyone cites doesn’t deliver until 2031. Solar and storage are answering the AI load.
The West Licenses Pumped Storage. China Builds It.
Global pumped storage passed 201 GW in 2025 with 243 GW under construction. China accounts for 218 GW of it. North America has 60 GW in development and almost nothing being built.
The BrightVolt Take: Storage Just Overtook Wind on Winter
PJM credited onshore wind at 41% of nameplate and a four-hour battery at 50% for 2026/27. In the 2028/29 auction it was wind 34% and storage 59%. The lines have crossed.
Solar and Storage Are 79% of New US Grid Capacity in 2026
The EIA projects a record 86 GW of new US generating capacity this year. Solar takes 43.4 GW and storage 24 GW, leaving natural gas with one gigawatt in every fourteen.
The BrightVolt Take: Solar Isn’t the Bottleneck. The Queue Is.
Record solar output means little when 773 GW is stuck in a queue that now takes 61 months to clear. The constraint on powering the AI boom cleanly is interconnection, not generation.
AI and Green Tech: A Synergistic Future for Sustainable Innovation
As we look to the future, the convergence of Artificial Intelligence (AI) and green technology is proving to be a powerful catalyst for sustainable innovation. July 2025 insights, including reports from the World Economic Forum and the UN, highlight how AI is not just...
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