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Category Archives: Batteries
Batteries are made of rare, declining, and imported minerals
Batteries use many rare, declining, single-source country, and expensive metals. They consume more energy over their life cycle, from extraction to discharging stored energy, than they deliver. Batteries are an energy sink with negative EROI, which makes wind, solar, and … Continue reading
Posted in Batteries, Peak Minerals
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Renewable Energy can’t supply more than 30% of electricity without revolutionary battery breakthrough
Wind and solar are too intermittent to comprise much of electric grid power now, according to Steven Cu, former US energy secretary. In 2010, Chu said, “Without technological breakthroughs in efficient, large-scale energy storage, it will be difficult to rely … Continue reading
Posted in Alternative Energy, Batteries
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Why aren’t there Battery Powered Airplanes?
A 200-seat airplane weighs about 115 tons at take off. About a third, or 38 tons of that weight is the kerosene fuel. The other 77 tons are the passengers, their luggage, and the airplane itself. An electric, battery-powered … Continue reading
Who killed the Electric Car? The Battery Did It.
Despite billions of dollars spent on battery since the first battery was created in 1800, there is still no battery in sight that could power cars because batteries depend on electro-chemical processes, resulting in little power density and short life … Continue reading