Results 191 to 200 of about 1,368,932 (431)

A Critical Review on Wind Turbine Power Curve Modelling Techniques and Their Applications in Wind Based Energy Systems

open access: yes, 2016
Power curve of a wind turbine depicts the relationship between output power and hub height wind speed and is an important characteristic of the turbine.
Vaishali Sohoni, S. Gupta, R. Nema
semanticscholar   +1 more source

Toward Autonomous Self‐Healing in Soft Robotics: A Review and Perspective for Future Research

open access: yesAdvanced Intelligent Systems, EarlyView.
In this article, five different phases (damage detection, cleaning, damage closure, material healing, and healing assessment) are investigated to have an autonomous self‐healing at the system level with the focus on soft robotics. It delves into the importance of each phase, why and where they matter, and reviews relevant technologies that enable ...
Seyedreza Kashef Tabrizian   +2 more
wiley   +1 more source

Long-term energy capture and the effects of optimizing wind turbine operating strategies [PDF]

open access: yes, 1981
Methods of increasing energy capture without affecting the turbine design were investigated. The emphasis was on optimizing the wind turbine operating strategy.
Formica, W. J., Miller, A. H.
core   +1 more source

Multicluster Distributed Optimization Strategy for Turbine Wake Environment

open access: yesAdvanced Intelligent Systems, EarlyView.
This article studies the wake analysis of wind farms in different aspects, including basic methods, clustering optimization, and wake optimization. Through multiclustering, the wake optimization in a specific wind farm environment is explored. And focusing on the time cost and other issues that need to be solved in practical applications, targeted ...
Zhenping Yu   +5 more
wiley   +1 more source

Fatigue reliability analysis of offshore wind turbines under combined wind-wave excitation via DPIM [PDF]

open access: yesarXiv
As offshore wind turbines develop into deepwater operations, accurately quantifying the impact of stochastic excitations in complex sea environments on offshore wind turbines and conducting structural fatigue reliability analysis has become challenging.
arxiv  

Three-Dimensional Structure of Wind Turbine Wakes as Measured by Scanning Lidar

open access: yes, 2017
. The lower wind speeds and increased turbulence that are characteristic of turbine wakes have considerable consequences on large wind farms: turbines located downwind generate less power and experience increased turbulent loads.
N. Bodini, D. Zardi, J. Lundquist
semanticscholar   +1 more source

Tunable Mechanism Enables Robust Surface Perching Under Different Landing Impacts and Orientation Misalignment

open access: yesAdvanced Intelligent Systems, EarlyView.
A passive, tunable perching mechanism enables aerial robots to reliably perch onto smooth surfaces. The design integrates a bistable mechanism with a soft suction cup and SMA actuators for active tuning. Experiments demonstrate robust performance by adapting to varying contact speeds and surface orientation misalignments, enabling diverse perching ...
Mahmud Hasan Saikot   +4 more
wiley   +1 more source

Monitoring Based Fatigue Damage Prognosis of Wind Turbine Composite Blades under Uncertain Wind Loads [PDF]

open access: yesarXiv
Lifecycle assessment of wind turbines is essential to improve their design and to optimum maintenance plans for preventing failures during the design life. A critical element of wind turbines is the composite blade due to uncertain cyclic wind loads with relatively high frequency and amplitude in offshore environments. It is critical to detect the wind
arxiv  

Wind Turbine Failures - Tackling current Problems in Failure Data Analysis

open access: yes, 2016
The wind industry has been growing significantly over the past decades, resulting in a remarkable increase in installed wind power capacity. Turbine technologies are rapidly evolving in terms of complexity and size, and there is an urgent need for cost ...
M. Reder, E. Gonzalez, J. J. Melero
semanticscholar   +1 more source

Aerodynamics of Wind Turbines

open access: yes, 2011
A wind turbine is a device that extracts kinetic energy from the wind and converts it into mechanical energy. Therefore wind turbine power production depends on the interaction between the rotor and the wind. So the major aspects of wind turbine performance like power output and loads are determined by the aerodynamic forces generated by the wind ...
openaire   +3 more sources

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