Magenn Power: flying wind turbine

Renewable energies except solar electric or thermal (seeforums dedicated below): wind turbines, energy from the sea, hydraulic and hydroelectricity, biomass, biogas, deep geothermal energy ...
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geotrouvetout
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by geotrouvetout » 02/06/06, 17:34

Targol wrote:
Its rotation also produces the "Magnus" effect. This aerodynamic phenomenon provides additional upward force, stabilizes the device and maintains the MARS in a very controlled and limited position and finally, forces the MARS to ascend to maximize the altitude rather than the leeward drift on its cable.


By analogy the magnus effect that can be seen on small beach planes whose wings rotate on a horizontal axis, the plane is carried upwards.

To counter the torque on the generator (4kW) maybe a mass ratio is enough ???

GEO : Idea: .
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Christophe
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by Christophe » 02/06/06, 18:41

Targol wrote:So there, I can answer: the generator is attached to the cable on one side and to the balloon on the other. Look at the diagram at the bottom of the prospectus next to the graphics, we can see that the generator is "attached" to the cable.


Ok I had not seen that .... but I still think that there is still a risk of "winding" (horizontally) of the system around the cable ... in case of high torque demand or wind ... Finally the designer had to take this into account ....
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coucou789456
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by coucou789456 » 07/10/08, 22:43

Good evening

the generator offers can be a gyroscopic effect when turning, which simplifies certain problems due to too rapid variations of the winds!

jeff
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