Friday, 12 February 2016

Utilizing waste land and remote areas by various windmills


  Utilizing waste land and remote areas by various windmills

Two major jet streams, the Sub-Tropical Jet and the Polar Front Jet exist in both Earth hemispheres. These enormous energy streams are formed by the combination of tropical region sunlight falling and Earth rotation. This wind resource is invariably available wherever the sun shines and the Earth rotates. These jet stream winds offer an energy benefit between one and two orders of magnitude greater than equal rotor area, ground mounted wind turbines operating in the lowest regions of the Earth’s boundary layer.In Australia, Atkinson et al show that 19 kW/m2 is achievable. These winds are available in northern India, China, Japan ,Africa, the Mediterranean, and elsewhere. Our preferred option is a tethered rotor craft, a variant of the gyro plane, where conventional rotors generate power and simultaneously produce sufficient lift to keep the system aloft.According to Sky Wind Power; the overuse of fossil fuels and the overabundance of radioactive waste from nuclear energy plants is taking our planet once again down a path of destruction, for something that is more expensive and far more dangerous in the long run. FEG technology is just cheaper, cleaner and can provide more energy than those environmentally, unhealthy methods of the past, making it a desirable substitute/alternative.
Flying electric generators (FEGs) are proposed to harness kinetic energy in the powerful, persistent high altitude winds. Average power density can be as high as 20 kW/m2 in a approximately 1000 km wide band around latitude 3000m in both Earth hemispheres. At 15,000 feet (4600 m) and above, tethered rotorcraft, with four or more rotors mounted on each unit, could give individual rated outputs of up to 40 MW.

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