This paper presents statistical data about lightning damage on wind turbine blades reported at different wind farms in the U.S. The analysis is based on 304 cases of damage due to direct lightning ...
An early step in blade maintenance is understanding blade condition. Inspection, which is the critical examination and checking of blades, is the most common approach. ... Categorization …
Windmills built in the 1980s had 15-metre (49-foot) blades and could generate 0.05MW of electricity. Now, an offshore wind turbine with blades more than 100 metres long generates up to 14MW...
there are many ways to detect blade damage and distinguish the types of them, a real-time online blade alert is important to ensure that potential wind turbine problems can be corrected in a …
A prediction method based on the stepped-lap repair strength was proposed to study the parameterization of repairing the damaged wind turbine blade spar cap structure. …
A survey of recent advances of damage detection in wind turbine blades (WBTs) is conducted. This survey is classified into five categories, namely the signal responses, …
3 · A damaged 44-meter turbine blade from Vattenfall''s Kentish Flats Offshore Wind Farm has been recycled by Plaswire, a Northern Ireland-based company. Plaswire has developed a sustainable solution ...
Wind blades are major structural elements of wind turbines, but they are prone to damage like any other composite component. Blade damage can cause sudden structural failure and the associated ...
With the vast installation of wind turbines in China and around the world, the condition monitoring and maintenance of them are attracting more and more attention to …
DOI: 10.1109/TPWRD.2014.2370682 Corpus ID: 38714908; Lightning Damage to Wind Turbine Blades From Wind Farms in the U.S. @article{CandelaGarolera2016LightningDT, …
The blade is a crucial part of wind turbine for generating electricity and prone to damage due to harsh external environment. Accurate damage detection of wind turbine blade …
study the parameterization of repairing the damaged wind turbine blade spar cap structure. First, the numerical analysis model of spar cap damage was established based on the continu-ous …
The current paper provides an extensive review of these methods and shows how these can be applied to the wind turbine blade industry, specifically for predicting the structural design life of the ...
Keywords: wind turbine blade; spar cap damage; stepped-lap scarf joint repair; unidirectional tape with large aspect ratio; carbon nanotubebuckypaper sensor; tensile test; fatigue test; health …
As Chou et al. (2013) report, damage to these blades can cause up to 19.4% of wind turbine damage. Such damage can be caused by various factors including severe environmental conditions such as ...
The application of reliable structural health monitoring (SHM) technologies to operational wind turbine blades is a challenging task, due to the uncertain nature of the …
them is important to increase operation and reduce maintenance times. Visual inspection is highly influenced by the human ... measured in the following step. Length and area are registered …
This paper describes the study of a floating offshore wind turbine (FOWT) blade in terms of its dynamic response due to structural damage and its repercussions on structural …
A common conclusion from the evaluation of potential causes of wind turbine blade damage is the ultimate significance of the surrounding environment and the existing weather conditions. The appropriate selection of a wind park''s installation site and the adequate siting of the wind turbines can eliminate induced fatigue loads.
wind turbine blades that would otherwise remain "hidden" and undetectable by the power output signal. Following these three steps within each section, the poten-tial of IRT as a tool for …
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