News tagged with wind turbines

Sharkskin actually increases drag

On an intuitive level, you'd expect a shark's skin to reduce drag. After all, the purpose of sharkskin-inspired riblets—the micro-grooved structures found in aircraft wings, wind turbine blades and Olympic-class swimsuits—is ...

dateMar 15, 2016 in Soft Matter
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Taming oceans for 24/7 power

Fossil fuels propelled the Industrial Revolution and subsequent technological advances. However, our future cannot be based on them, if only because they are a finite resource; and we are very close to exhausting them.

dateMar 03, 2016 in Energy & Green Tech
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A long-term EKG for wind turbines

Offshore wind turbines have to take a lot of punishment, and this is particularly true for their foundations, which are anchored in the seabed. Divers periodically descend to inspect these structures for defects, but in the ...

dateMar 02, 2016 in Energy & Green Tech
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