Results 11 to 20 of about 344,160 (164)

A Normal Behavior-Based Condition Monitoring Method for Wind Turbine Main Bearing Using Dual Attention Mechanism and Bi-LSTM

open access: yesEnergies, 2022
As clean and low-carbon energy, wind energy has attracted the attention of many countries. The main bearing in the transmission system of large-scale wind turbines (WTs) is the most important part.
Xiaocong Xiao   +5 more
doaj   +1 more source

Research and Practice on Localization of Offshore Wind Turbines

open access: yes发电技术, 2023
This paper analyzed the localization status of key components and systems in offshore wind turbines such as blades, spindles, electrical systems, and control systems.In view of the localization weaknesses existing in the components and systems of ...
SUN Caixin   +6 more
doaj   +1 more source

Wind turbine main-bearing lubrication – Part 2: Simulation-based results for a double-row spherical roller main bearing in a 1.5 MW wind turbine [PDF]

open access: yesWind Energy Science, 2022
This paper is the second in a two-part study on lubrication in wind turbine main bearings. Where Part 1 provided an introductory review of elastohydrodynamic lubrication theory, this paper will apply those ideas to investigate lubrication in the double ...
E. Hart, E. de Mello, R. Dwyer-Joyce
doaj   +1 more source

Early Detection of Main Bearing Damage in Wind Turbines

open access: yesRenewable Energy and Power Quality Journal, 2022
According to the European Wind Energy Academy (EAWE), the wind industry has recognized that main bearing failures are a major concern in order to increase the reliability and availability of wind turbines. This is due to the high replacement cost of major repairs and the long downtime associated with main bearing failures.
Moyón, Luis   +3 more
openaire   +3 more sources

Estimating the Remaining Power Generation of Wind Turbines—An Exploratory Study for Main Bearing Failures

open access: yesEnergies, 2020
Condition monitoring for wind turbines is tailored to predict failure and aid in making better operation and maintenance (O&M) decisions. Typically the condition monitoring approaches are concerned with predicting the remaining useful lifetime (RUL) of ...
Benedikt Wiese   +3 more
doaj   +1 more source

Condition Monitoring of Wind Turbine Main Bearing Based on Multivariate Time Series Forecasting

open access: yesEnergies, 2022
Condition monitoring and overheating warnings of the main bearing of large-scale wind turbines (WT) plays an important role in enhancing their dependability and reducing operating and maintenance (O&M) costs. The temperature parameter of the main bearing
Xiaocong Xiao   +4 more
doaj   +1 more source

Assessment of Early Stopping through Statistical Health Prognostic Models for Empirical RUL Estimation in Wind Turbine Main Bearing Failure Monitoring

open access: yesEnergies, 2019
Details about a fault’s progression, including the remaining-useful-lifetime (RUL), are key features in monitoring, industrial operation and maintenance (O&M) planning. In order to avoid increases in O&M costs through subjective human involvement
Jürgen Herp   +2 more
doaj   +1 more source

Anomaly-Based Fault Detection in Wind Turbine Main Bearings

open access: yesWind Energy Science, 2023
Abstract. Renewable energy is a clean and inexhaustible source of energy, so every year interest in the study and the search for improvements in production increases. Wind energy is one of the most used and therefore the need for predictive maintenance management to guarantee the reliableness and operability of each of the wind turbines has become a ...
L. Campoverde-Vilela   +5 more
openaire   +4 more sources

Stress analysis of main bearings under actual working conditions

open access: yesNihon Kikai Gakkai ronbunshu, 2016
As vehicle engines become lighter, smaller, and more powerful, stress prediction of the main bearings has become an important aspect of strength design measures for the cylinder block.
Takanori ABEKURA   +4 more
doaj   +1 more source

A feasibility study into prognostics for the main bearing of a wind turbine [PDF]

open access: yes2012 IEEE International Conference on Control Applications, 2012
Maintenance for wind turbines, particularly offshore turbines, presents a significant cost component to wind farm operators. The main bearing, which supports the low-speed shaft, is one of the major wind turbine system components. Since maintenance is confined to suitable weather windows, which are unpredictable, there is a need for decision support ...
Shane Butler   +3 more
openaire   +2 more sources

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