During the operation of large wind turbine blades, surface roughness structures of varying scales are formed, and the dynamic stall characteristics of airfoils are significantly altered by these structures. Dynamic stall analyses have been predominan...
This work proposes and evaluates a supervised classification framework based on multichannel vibration signals to analyze two systems associated with wind turbines: rotor imbalance in a laboratory-adapted Enair E30Pro wind turbine and structural dama...
Identifying areas for further wind energy investigation requires information on wind resources, accessibility, and land availability. Yet national screening may select similar areas of land while identifying different locations as assumptions change....
Wind energy conversion systems based on dual-star induction generators (DSIGs) exhibit nonlinear dynamics and sensitivity to operating-condition variations, which can adversely affect power tracking, DC-link voltage regulation, and power quality. Thi...
This study presents a spatial and diurnal assessment of wind energy resources in central and southern Iraq, using hourly wind speed data for the year 2023 from the European Centre for Medium-Range Weather Forecasts (ECMWF) ERA5 reanalysis (0.25°...
Direct-drive offshore wind turbines require generator technologies that deliver high torque density, efficiency, reliability and controllability while reducing generator mass, dependence on critical rare-earth materials and associated lifecycle costs...
Offshore wind farms are typically optimized using a stationary historical wind rose, although development and operation span decades. This study presents CRA-WLO, a scenario-based screening framework coupling a piecewise-smooth engineering wake model...
Wind energy has gained prominence as a sustainable alternative for power generation. In Brazil, this type of renewable source gained greater visibility after the 2001 energy crisis, which accelerated the search for new energy sources. Currently, only...
Wind power forecasting is essential for maintaining grid stability due to the inherent intermittency and nonlinear dynamics of wind energy. This study proposes a robust two-stage hybrid framework for short-term wind power prediction integrating varia...
Efficient maximum power extraction under rapidly varying wind conditions remains a major challenge for variable-speed wind energy conversion systems (WECSs). This paper proposes a nonlinear derivative synergetic mode controller (DSMC) for robust roto...
The design, modeling, and experimental validation of a Genetic Algorithm (GA)-optimized Active Disturbance Rejection Control (ADRC) strategy for voltage regulation in a standalone Wind Energy Conversion System (WECS) based on a Doubly Fed Induction G...
This study presents an experimental reduction methodology for deriving the equivalent roughness parameters required by rough-wall CFD wall functions from measured turbulent-boundary-layer velocity profiles. The methodology is demonstrated using const...
Wind turbines are exposed to variable loads due to parameters such as wind speed, turbulence intensity, rotor angular velocity, nacelle yaw, and power generation. As variation in loads is the fundamental phenomenon leading to fatigue, understanding f...
Machine learning technologies are increasingly being used in data analysis as potential tools for assessing natural resources. The goal of this study is to determine how successfully the recently released Time Series Modeller (MATLAB R2026a) predicts...
This research presents a comparative analysis of criteria weighting and multi-criteria decision-making methods in the framework of onshore wind farm siting. Nine criteria weighting and four multi-criteria decision-making ranking methods, constituting...
This study presents an integrated framework for offshore wind resource assessment and wind farm micrositing in the Northern Aegean Sea of Türkiye by combining machine learning-assisted measure–correlate–predict (MCP) modelling, long-...
Vertical-axis wind turbines (VAWTs) could be a good alternative to horizontal axis turbines for offshore applications. However, the variability of the aerodynamic forces with the blade azimuthal position subjects the blade to fatigue stresses and gen...
Conventional vertical-axis wind turbines (VAWTs) rely on rigid blades that are heavy and require expensive materials and manufacturing processes to withstand aerodynamic loads. This study explores flexible sail-type blades as a low-cost alternative c...
As de-icing and anti-icing blade heating systems for wind turbines continue to mature, operators have developed a clearer understanding of both their benefits and their limitations. This growing operational experience has increased the need for warra...
This study evaluates the effects of sampling interval and averaging period on the assessment of extreme synoptic-scale mean wind speeds for structural design, excluding hurricanes and mesoscale events, to focus on correction factors for the standard...
This study evaluates the offshore wind resource along the Mauritanian Atlantic coast, focusing on ten offshore zones and hub heights up to 100 m. The primary objective is to characterize the spatial variability of the wind resource and provide a prel...
Flux-modulating machines are emerging as noteworthy machines, particularly in wind turbines. Due to their brushless medium-speed operations, they can be deployed for applications where reliability is a critical factor. Two popular machines in this ca...
Wind turbine blade defect detection in complex environments is challenged by weak defect features, missed crack detections, and false detections caused by background interference. To address these problems, this study proposes an improved YOLOv8n-bas...
Boundary-layer atmospheric stability, wind-shear variability, and thermodynamic forcing are all important factors for the initiation, intensification, and transport of dust storms. But there is limited knowledge of the quantitative evaluation of bulk...
The increasing global demand for clean energy has established wind power as a leading solution for sustainable electricity generation. The efficiency and reliability of wind turbines are strongly influenced by blade design, which governs both aerodyn...
This study investigates how offshore wind farm layout geometry influences farm-level performance using a computationally efficient Jensen–Park wake model combined with directionally resolved Weibull wind-speed statistics. A fixed-capacity 1.8 G...
Extreme wind speed events pose a significant threat to structural safety and are an important consideration in the design of the growing renewable energy sectors. This study models extreme wind speeds in Namibia by applying Extreme Value Theory (EVT)...
The doubly fed induction generator (DFIG) dominates the wind energy market, yet its direct stator-to-grid connection makes it vulnerable to grid faults, creating a tension between hardware self-protection and grid-code fault ride-through (FRT) compli...
Accurate modeling of wind turbine power curves is essential for performance assessment, energy forecasting, condition monitoring, and operational optimization in wind energy systems. This study presents a SCADA-based comparative assessment of establi...
Understanding wind direction (WD) variability and vertical directional shear is critical for aviation safety, particularly during landing when aircraft are highly sensitive to abrupt wind changes. This study analyzes the temporal behavior of WD and l...
High-sided vehicle safety on exposed long-span bridges depends on local wind direction as well as wind speed. Using a previously validated full-scale computational fluid dynamics model of the Queensferry Crossing Bridge, this study presents a two-sta...
In order to reduce aviation’s negative environmental effects and support international efforts to battle climate change, the International Civil Aviation Organization (ICAO) seeks to cut greenhouse gas (GHG) emissions. About 2–3% of the w...
The success of wind energy projects depends on reliable site selection and cost-effective operation. Existing studies largely focus on either resource potential or standalone economic feasibility, while a unified wind power rating framework for site...
With the advancement of China’s “dual carbon” targets, Desert–Gobi–Wilderness (DGW) regions have become strategic areas for large-scale renewable energy deployment. However, the intermittency and variability of wind and...
This study presents the results of a one-month validation campaign focused on wind field reconstruction using a dual-scanning LiDAR configuration. The measurement campaign was conducted inland, approximately 6 km from the Thracian Sea coast in northe...
Offshore wind is expanding globally, driven by energy security and decarbonization goals. Brazil’s world-class potential for this resource is challenged by its unique context: an already clean electricity matrix and abundant, low-cost onshore a...
Accurate performance prediction for large offshore wind turbines requires a principled treatment of uncertainty in both the wind resource and the rotor design parameters. In the present work, we develop a surrogate-based, multi-level uncertainty quan...
This paper introduces a new combination of hybrid energy storage in a split-shaft wind energy conversion system based on a hydraulic transmission system. In the hybrid energy storage, a flywheel, supercapacitor, and battery are integrated into the wi...
Diffusers in diffuser-augmented wind turbines (DAWTs) require high-camber airfoils operating at low Reynolds numbers (Re), and their laminar separation bubbles (LSB) significantly complicate aerodynamic predictions. No prior study has experimentally...
Energy plays an essential role in economic advancement for any nation. However, escalating worldwide energy demands coupled with environmental and climate change issues resulting from the excessive consumption of conventional energy sources highlight...
Synchronous machines used in wind turbines typically use rare earth permanent magnets (PMs) due to the possibility of high power densities and efficiencies. However, alternative non-PM topologies are gaining popularity due to the cost and supply vola...
Accurate simulation of landfalling typhoons is essential for urban resilience in the densely populated Pearl River Delta. Using Super Typhoon Mangkhut (2018) as a case study, this paper evaluates the Weather Research and Forecasting (WRF) model throu...
Effective fault diagnosis of wind turbine blades and rotating machinery is critical for ensuring operational reliability and reducing maintenance costs. This study introduces a healthy-reference modeling framework that combines physics-informed neura...
This study investigates whether aerodynamic interaction effects in an interlocked (negative-gap) counter-rotating dual Savonius rotor configuration can improve the efficiency of drag-based vertical-axis wind turbines in urban wind conditions. Two-dim...
The aerodynamic behaviour of buildings equipped with porous outer envelopes is governed by the interaction between millimetre-scale geometric features and building-scale flow structures. Explicitly resolving these scales in numerical simulations is c...
Wind is a significant contributor to global energy requirement, with technological advancements in this industry enabling its rapid growth over the last few decades. The rise in demand for clean energy provides the driving factor to make wind more ef...
This study focuses on the aerodynamic performance optimization of the SG6043 airfoil for application in small horizontal axis wind turbines (HAWTs) operating under low-Reynolds-number conditions. Recognizing the critical role of lift-to-drag ratio (C...
As the population increases, the demand for power continues to rise. As fossil fuel resources reduce, wind energy emerges as a sustainable alternative and helps address adverse effects of global warming and environmental pollution caused by fossil fu...
In various parts of Indonesia, particularly in coastal areas, wind energy can be used as a source of electricity, using wind turbines, whose energy depends on wind speed. Basically, the number of blades in a wind turbine affects the overall turbine p...
As wind farms in North America near the end of their design life, different end-of-life options need to be considered. Common options include decommissioning, lifetime extension, and repowering. In this research, a methodology to support early-stage...
