Auto eolica, la Corea ci crede - Repubblica.it
In practice, the drive is powered by a generator which, with an internal mechanism very particular (looks like a flag flying) converts the wind energy by exploiting the transfer of electrical charges between different materials.
According to the Korean researchers this system, mounted on the roof of a car (would be the size of 7.5 cm to 5) could produce an amount of energy equal to 0.86 megawatts.
"Transforming the air in energy - the researchers explain - is a mechanism very simple and cheap, based on a kind of 'flag' obtained from a flexible material similar to a cloth, coated with a thin metal layer. Agitated by wind, flag bumps against a hard surface, of a metal of a different type: it is this movement, through the rubbing, to cause the transfer of electric charges ".
It 's more or less the same principle of operation of this wind generator:
http://www.nrel.gov/docs/legosti/old/2277.pdf
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Negative Energy Forum
In practice, the drive is powered by a generator which, with an internal mechanism very particular (looks like a flag flying) converts the wind energy by exploiting the transfer of electrical charges between different materials.
According to the Korean researchers this system, mounted on the roof of a car (would be the size of 7.5 cm to 5) could produce an amount of energy equal to 0.86 megawatts.
"Transforming the air in energy - the researchers explain - is a mechanism very simple and cheap, based on a kind of 'flag' obtained from a flexible material similar to a cloth, coated with a thin metal layer. Agitated by wind, flag bumps against a hard surface, of a metal of a different type: it is this movement, through the rubbing, to cause the transfer of electric charges ".
It 's more or less the same principle of operation of this wind generator:
http://www.nrel.gov/docs/legosti/old/2277.pdf
_________________________
Negative Energy Forum
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