Results 11 to 20 of about 549,955 (335)

An Improved Algorithm for Wind Turbine Blade Defect Detection

open access: yesIEEE Access, 2022
With the increase in wind power generation, wind turbine blades require regular inspections to ensure they continue to operate safely. You only look once (YOLO) is one of the most widely used object detection algorithms and is easy to deploy into drone ...
Xiukang Ran   +3 more
semanticscholar   +1 more source

Creep feed grinding induced gradient microstructures in the superficial layer of turbine blade root of single crystal nickel-based superalloy

open access: yesInternational Journal of Extreme Manufacturing, 2021
The service performance of the turbine blade root of an aero-engine depends on the microstructures in its superficial layer. This work investigated the surface deformation structures of turbine blade root of single crystal nickel-based superalloy ...
Q. Miao   +7 more
semanticscholar   +1 more source

A Comprehensive Analysis of Wind Turbine Blade Damage

open access: yesEnergies, 2021
The scope of this article is to review the potential causes that can lead to wind turbine blade failures, assess their significance to a turbine’s performance and secure operation and summarize the techniques proposed to prevent these failures and ...
D. Katsaprakakis   +2 more
semanticscholar   +1 more source

Feasibility study on a full‐scale wind turbine blade monitoring campaign: Comparing performance and robustness of features extracted from medium‐frequency active vibrations

open access: yesWind Energy, 2023
The present work investigates the performance of different features, extracted from vibration‐based data, for structural health monitoring of a 52‐meter wind turbine blade during fatigue testing.
M. A. Fremmelev   +5 more
doaj   +1 more source

Multi-Objective Optimization and Optimal Airfoil Blade Selection for a Small Horizontal-Axis Wind Turbine (HAWT) for Application in Regions with Various Wind Potential

open access: yesMachines, 2022
The type of airfoil with small wind turbine blades should be selected based on the wind potential of the area in which the turbine is used. In this study, 10 low Reynolds number airfoils, namely, BW-3, E387, FX 63-137, S822, S834, SD7062, SG6040, SG6043,
Vahid Akbari   +4 more
semanticscholar   +1 more source

PENGARUH KEMIRINGAN STRAIGHT BLADE TERHADAP PENINGKATAN KEMAMPUAN SELF-STARTING TURBIN HIDROKINETIK ARTICULATING H-ROTOR

open access: yesTeknika, 2021
The Articulating of H-Rotor is a development of the turbine from H-Darrieus which has a straight blade tilted with the aim of correcting poor self-starting due to the dominance of lift force. How likely is the influence of straight blade slope on turbine
Desy Rianti   +2 more
doaj   +1 more source

Defect Detection on a Wind Turbine Blade Based on Digital Image Processing

open access: yesProcesses, 2021
Wind power generation is a widely used power generation technology. Among these, the wind turbine blade is an important part of a wind turbine. If the wind turbine blade is damaged, it will cause serious consequences.
Liwei Deng, Yangang Guo, Borong Chai
semanticscholar   +1 more source

Determining Division Location for Sectional Wind Turbine Blades

open access: yesEnergies, 2017
Sectional wind turbine blades, by dividing an intact blade into multiple segments, have the advantage of being easy to handle and transport. To determine a suitable blade division location, this study was performed to clarify some crucial aspects and ...
Zhiwen Qin   +5 more
doaj   +1 more source

Pengaruh Kedalaman Sudu Mangkok terhadap Unjuk Kerja Turbin Kinetik

open access: yesRekayasa Mesin, 2020
The purpose of this study was to determine the effect of depth variations of the bowl blade on the performance of kinetic turbines. The test has conducted experimentally on a laboratory scale.
Erwin Fitriansyah   +2 more
doaj   +1 more source

Fluid–Structure Interaction Modeling of Structural Loads and Fatigue Life Analysis of Tidal Stream Turbine

open access: yesMathematics, 2022
Developing reliable tidal-energy turbines of a large size and capacity links to preservation of the structural safety and stability of the blades. In this study, a bidirectional fluid–structure coupling method was applied to analyze the hydrodynamic ...
Yuquan Zhang   +7 more
doaj   +1 more source

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