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Removing the radar roadblocks

The perception that wind turbines could cause problems for civil and military air traffic control is...

Fluctuating loads reduced -- Danish blade design

Nature is the inspiration behind a project to reduce the fluctuating loads on wind turbine blades by...

Custom designed turbine gearbox -- Made by GE

GE has manufactured a gearbox for its workhorse 1.5 MW wind turbines. It is a compound planetary gea...

Wind turbines compared -- Best performers

In an analysis of the performance of 11,000 wind turbines in Germany, Sweden and Denmark conducted f...

Advances in variable speed -- Boosting power quality

America's Clipper Windpower, which is introducing a 2.5 MW turbine to the market, has developed and ...

In low and high winds -- American blade design

An advanced wind turbine blade able to produce energy at low wind speeds while twisting to safely ad...

Dedicated wind tunnel -- Blade testing

If wind turbine blades can be optimised to squeeze 2% more energy out of the wind, over the 20 year ...

Looking inside the gearbox -- Internal examination

The association of Danish wind turbine owners has equipped its technical department with an endoscop...

Transformer progress -- Cost cutting

Wind turbines typically produce power at around 690 volts, which is transformed to distribution netw...

Comeback for concrete -- New towers

Concrete towers were used for a number of large wind turbines in Sweden, Denmark and the UK some 20 ...

High level action to solve radar issue -- Overzealous FAA

Bans imposed on development of more than 1000 MW of wind projects across much of mid-America because...

New direct drive turbine design -- Researchers go commercial

A new multi-megawatt turbine is being developed in the Netherlands with backing from the provincial ...

Flight trials test solution to radar interference -- Srong indications that technical solutions are available

Britain's Royal Air Force (RAF) aircraft are engaged in trials around four working wind farms in Wal...

Discussing optimum size -- How big can they go?

As each successive generation of new wind turbines gets larger, the debate continues as to how much ...

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