These concrete balls will be 30m or about 100 feet in diameter. The water is pumped out of them, which I think means they get filled with air under high pressure. If they are 700m under water the pressure would be about 70 atmospheres. That’s about 10000 pounds per square inch!! That’s a lot! https://www.facebook.com/reel/1962932787809363/?mibextid=9drbnH&s=yWDuG2&fs=e
Posts Tagged ‘concrete’:
2021-06-23 Glass Fiber & Concrete Flywheel For Storage
This French company uses glass fiber reinforced flywheels for energy storage instead of steel. Quote: << Gennesseaux went on to say. “We are around 10 grams of CO2 per kWh, while lithium-ion batteries are around 40g CO2/kWh, at the same level as steel flywheels.”>> Initially the flywheel will store 10 kWh. It’s buried underground. Steel
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2021-04-05 Cut CO2 – Replace Concrete With LC3
She says LC3 can be made like cement but with 40% less CO2. Pilot plants are already operating, and make a material comparable to concrete. Quote: << Look around your home. Refrigeration— along with other heating and cooling— makes up about 6% of total emissions. Agriculture, which produces our food, accounts for 18%. Electricity is
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