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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.
BYD Sealion 08: 900 km and a Nine-Minute Charge, Translated
BYD’s flagship Ocean SUV opens at $34,105 with claims of 900 km range and 10-97% in nine minutes. Converted to EPA terms that is about 666 km — and the charge claim implies a sustained 5.8C.
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%.
Waymo Is Importing Chinese Robotaxis at Double Price. Here’s Why.
Waymo has landed 3,200+ Zeekr robotaxis under a tariff that roughly doubles their cost. The tariff isn’t the barrier — the model year 2027 connected-vehicle rule is, and the import surge looks like stockpiling.
The BrightVolt Take: China’s EV Growth Is All Exports Now
China’s NEV sales rose 23.7% in July, yet domestic retail has fallen for seven straight months. The growth is entirely exports — and that changes what the number means.
The BrightVolt Take: Solid-State’s 2027 Is Not a Car
CATL and BYD both target 2027 for solid-state batteries — but that’s a trial line, not a showroom. CATL rates its own tech at TRL 4 of 9 and puts the mass market past 2030.
Why Battery Swapping Works for Scooters, Not Cars
Gogoro swaps a 9 kg scooter battery by hand in six seconds. A car pack holds 40 times the energy and weighs half a tonne. That gap is why swapping scaled on two wheels, not four.
US Sodium-Ion Bets on the Grid, Not the Car
A year after Natron’s $1.4bn sodium-ion factory collapsed, Peak Energy is building America’s first sodium plant at a twentieth the size, betting the grid, not the car, is where sodium wins.
Essential reading
The explainers the rest of the site links back to, and the numbers behind the headlines.
- Capacity accreditation: why 100 MW counts as 34 MW
- Peaker plants: the priciest power runs least
- Solar capture rate: why more solar earns less
- Why a 350 kW charger never gives you 350 kW
- EV range: CLTC vs WLTP vs EPA
- Lithium plating: why fast charging degrades batteries
- Why an e-bike battery beats a car battery
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News / Reviews / Insights on all things Electric & Alternative Energy
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News / Reviews/ Insights on all things Electric and alternative enegry
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