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Action on wind farm radar threat to aircraft May 25, 2009

Posted by honestclimate in Discussions.
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Action on wind farm radar threat to aircraft

Times Online, May 25, 2009

The body that monitors UK airspace is seeking a solution to the potentially disastrous problem of commercial and military aircraft disappearing in radar blackout zones caused by wind farms.

National Air Traffic Services (Nats) has asked Raytheon, the American defence company, to design the world’s first system for allowing radar to see through wind farm interference.

The cost of the £5 million project is expected to be picked up by the wind energy industry.

Wind farm turbines create a Doppler effect as they turn, which shows up on radar screens. As the area and number of these wind farms has increased, the number of radar blackout zones has also risen. Aircraft passing through the area can disappear in the blackout and air traffic controllers can lose their exact position.

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