BRAUNSCHWEIG, Germany, March 26 (UPI) -- German scientists say they have developed a technique that enables identification of otherwise invisible faults in rotor blades.
... wind turbine's major components include rotor blades, a gearbox and generator. The wind turbine ... forms of acceleration to estimate forces exerted on the blades. The sensor data reveal precisely how much ...
... no need for an additional pump to provide an adequate air supply: The wind generated by the helicopter's rotor blades goes directly into the air vents. The scientists had to devise a solution for the ...
... are particularly important in the aerospace and transport industries, which use carbon fiber composites to make aircraft wings, helicopter rotor blades and ship hulls.
... the most careful design cannot prevent noise from arising at times: One source is the motion of the rotor blades, another is the cogwheels that produce vibrations in the gearbox. These are relayed to ...
... . "It is equipped with a number of advanced sensor systems. This enables it to inspect rotor blades closely." Are there cracks in the surface? Are the bonded joints and laminations in order? Is the ...
... of wind energy converters must withstand intense forces. Are rotor blades damaged? A new robot inspects wind energy converters more precisely than a human ever could. It detects ...
... reporting and hovering over celebrity weddings. But NASA research into rotor blades made with shape-changing materials could change that view. Twenty years from now, large rotorcraft could ...
... also on fully assembled wind energy plants," says Brocke. The researchers will be demonstrating their technology on a rotor blade section incorporating several typical faults at the Hannover-Messe ...
At first glance, the rotor blade appears to be flawless, but the expert knows that outward appearances cannot be trusted. He taps the surface and listens. A full, deep sound tells him that the ...
... their efficiency and helping to prolong their life. In addition to wind turbine and helicopter rotor blades, morphing composites are also being developed for aircraft wings, reducing the need for ...
Is the oil pressure in the hydraulic system too high? What's the current condition of the rotor blades on that wind turbine plant? It is important for the people who operate facilities and machines to ...
