Results 21 to 30 of about 14,178 (228)
Modeling and control of a variable speed variable pitch angle prototype wind turbine [PDF]
, 2013 This paper focuses on modeling, control and simulation of a 500 KW horizontal axis prototype wind turbine that is being developed in the context of the MILRES (National Wind Energy Systems) Project in Turkey. The prototype turbine is designed as variable
Aksit, Mahmut Faruk +4 more
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Robust wind turbine gearbox fault detection
Wind Energy, 2013 ABSTRACTImpact Technologies' participation in the National Renewable Energy Laboratory's Wind Turbine Gearbox Condition Monitoring Round Robin focused on applying multiple vibration diagnostic algorithms to the provided data set. These approaches have been developed and matured by the team in Department of Defense applications for more than 10 years ...
Jeremy Sheldon +3 more
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Study on order analysis for condition monitoring wind turbine gearbox [PDF]
, 2014 A complex 3-stage gearbox design, in which one planetary gear set at first stage and two sets of parallel gears at second and third stage, is conventionally applied on the large wind turbine configuration with Doubly Fed Induction Generator.
Feng, Yanhui +4 more
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Study on Dynamics of Wind Turbine Gearbox with Crack Fault under Random Wind Load
Jixie chuandong, 2022 Crack fault will affect the time-varying meshing stiffness of the gear，and cause the vibration response of gear transmission system. Taking the wind turbine gearbox as the research object，considering the misalignment of gear root circle and base circle ...
Jinwen Wang +4 more
doaj
Failure mode identification and end of life scenarios of offshore wind turbines: a review [PDF]
, 2015 In 2007, the EU established challenging goals for all Member States with the aim of obtaining 20% of their energy consumption from renewables, and offshore wind is expected to be among the renewable energy sources contributing highly towards achieving ...
Kolios, Athanasios +1 more
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Full Life Wind Turbine Gearbox Lubricating Fluids [PDF]
, 2012 Industrial gear box lubricants typically are hydrocarbon based mineral oils with considerable amounts of additives to overcome the lack of base fluid properties like wear protection, oxidation stability, load carrying capacity, low temperature solidification and drop of viscosity at higher temperatures.
Lutz, Glenn A. +7 more
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Engineering Transactions, 2021 The wind turbine gearbox is a critical equipment transforming the speed of the rotor hub to the generator, the condition of which is the reflection of operational efficiency and reliability of wind turbines.
Jin XU, Xian DING, Zhu ZHANG, Lang CHEN
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Frequency based wind turbine gearbox fault detection applied to a 750 kW wind turbine [PDF]
2014 IEEE Conference on Control Applications (CCA), 2014 Reliability and availability of modern wind turbines are of increasing importance, for two reasons. The first is due to the fact that power grids around in the world depends at a higher and higher degree on wind energy, and the second is the importance of lowering Cost of Energy of the wind turbines.
Odgaard, Peter Fogh, Rasekhi Nejad, Amir
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Wind turbine condition assessment through power curve copula modeling [PDF]
, 2012 Power curves constructed from wind speed and active power output measurements provide an established method of analyzing wind turbine performance. In this paper it is proposed that operational data from wind turbines are used to estimate bivariate ...
Galloway, Stuart +2 more
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Wind Turbine Gearbox Condition-Based Monitoring
, 2022 The main objective of this paper is finding effective gearbox condition monitoring methods by using continuously recorded monitoring SCADA (Supervisory Control and Data Accusation) data points. Typically for wind turbine gearbox condition monitoring; temperature readings, high frequency sounds and vibrations in addition to lubricant condition ...
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