Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...
Engineering
Mar 6, 2013
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Until now most adhesives have been manufactured from petroleum-based materials. However, they can also be obtained from renewable raw materials -- for example from proteins, natural rubber, starch, or cellulose. Fraunhofer ...
Materials Science
Jul 2, 2012
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(Phys.org) —Manufactures of turbine engines for airplanes, automobiles and electric generation plants could expedite the development of more durable, energy-efficient turbine blades thanks to a partnership between the U.S. ...
Energy & Green Tech
Sep 16, 2014
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In very cold climate zones, the wind can blow with tremendous force. But wind turbines have rarely been built in these regions up to now. The risk of ice formation on the rotor blades is just too high. But now, an energy-efficient ...
Engineering
Dec 1, 2014
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Offshore windfarm developments could avoid adding to the plight of wild birds such as the black-legged kittiwake by ensuring that the most recent data on local populations is considered when planning, reports a new study ...
Plants & Animals
Mar 14, 2022
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23
If you've ever felt frustrated while staring at a little spinning pinwheel while a computer finishes a task, try waiting for six weeks.
Engineering
May 21, 2019
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8
You wouldn't use the same knife to cut through a thick steak as you would to slice an angel food cake, right? Although that may be a ridiculous comparison, the same principle holds true when harvesting various crops. One ...
Biotechnology
Jan 17, 2018
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7
Wind turbines are a critical component in the strategy for energy independence, but these massive structures are also killing bats. The U.S. Geological Survey estimates that the more than 52,000 wind turbines operating in ...
Plants & Animals
May 15, 2019
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Advanced detection of wind anomalies could help prolong the lifespan of wind turbine components and reduce the cost of wind energy generation. In this context, European researchers have developed smart control software
Energy & Green Tech
Aug 31, 2016
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14
A Norwegian invention is reducing by a third the energy that foundries need to manufacture ship propeller blades.
Engineering
Oct 28, 2014
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