News tagged with rotor blades

Smart anti-icing system for rotor blades

In very cold climate zones, the wind can blow with tremendous force. But wind turbines have rarely been built in these regions up to now. The risk of ice formation on the rotor blades is just too high. But ...

dateDec 01, 2014 in Engineering
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Lifting mechanism for mounting huge rotor blades

Siemens has created a special mechanism for mounting its 75-meter-long rotor blades for offshore wind farms. The lifting system makes assembly work safer and lets construction take place at higher wind speeds ...

dateSep 25, 2014 in Engineering
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Measuring wind turbines remotely

The rotor and mast of a wind turbine can oscillate even in normal operation. The analysis of these oscillations plays an important role when the equipment is being developed and maintained. Up to now, this ...

dateFeb 10, 2014 in Energy & Green Tech
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Finding instead of searching

It is easy to lose track of things in large storage facilities but not at the wind turbine manufacturer Enercon's facility in Magdeburg though, where a positioning system with digital inventory management ...

dateApr 03, 2013 in Semiconductors
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Smart helicopter thanks to active rotor blades

Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...

dateMar 06, 2013 in Engineering
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Wind turbine with record-breaking rotors

Siemens has produced the world's longest rotor blades for wind turbines. Measuring 75 meters in length, the blades are almost as big as the wingspan of an Airbus A380. Beginning this fall, the B75 rotor blades ...

dateJul 30, 2012 in Energy & Green Tech
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Naturally adhesive

Until now most adhesives have been manufactured from petroleum-based materials. However, they can also be obtained from renewable raw materials -- for example from proteins, natural rubber, starch, or cellulose. ...

dateJul 02, 2012 in Materials Science
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Dutch 'flying car' takes to the skies

Is it a flying car or a driving aircraft? Either way, the Personal Air and Land Vehicle, or PAL-V for short, has just proved it can handle the skies as well as the highway, both at up to 180 kilometres (112 ...

dateApr 03, 2012 in Hi Tech & Innovation
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Extreme testing for rotor blades

Wind turbines are growing bigger and bigger – the diameter of their rotor blades could soon reach 180 meters. But that creates a need for larger test rigs capable of accommodating the blades for load ...

dateApr 01, 2011 in Engineering
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