Results 31 to 40 of about 3,469,800 (215)

Wind Turbine Tower Failure Modes under Seismic and Wind Loads

open access: yesJournal of performance of constructed facilities, 2019
This paper studies the structural responses and failure modes of a 1.5-MW horizontal-axis wind turbine under strong ground motions and wind loading. Ground motions were selected and scaled to match the two design response spectra given by the seismic ...
Zhi Zhao   +4 more
semanticscholar   +1 more source

Enhancing TreeMMoSys with a high-precision strain gauge to measure the wind-induced response of trees down to the ground

open access: yesHardwareX, 2022
Measuring tree response to wind loads is fundamental for the process-based analysis of wind-tree interactions. Comprehensive knowledge of wind-tree interactions enables the further development of decision support tools available for estimating the ...
Julius Nickl, Sven Kolbe, Dirk Schindler
doaj  

Turbulence-based load alleviation control for wind turbine in extreme turbulence situation [PDF]

open access: yesarXiv, 2021
The extreme loads experienced by the wind turbine in the extreme wind events are critical for the evaluation of structural reliability. Hence, the load alleviation control methods need to be designed and deployed to reduce the adverse effects of extreme wind events.
arxiv  

Wind Loads on a PV Array

open access: yesApplied Sciences, 2019
This study experimentally determines the wind loads on a stand-alone solar array (length-to-width ratio of 0.19; 1/10-scale commercial modules). The freestream velocity in a uniform flow is 14.5 ± 0.1 m/s, and the turbulence intensity is 0.3%.
Ping-Han Chung   +3 more
semanticscholar   +1 more source

Augmented Kalman filter with a reduced mechanical model to estimate tower loads on a land-based wind turbine: a step towards digital-twin simulations

open access: yesWind Energy Science, 2020
. This article presents an application of the Kalman filtering technique to estimate loads on a wind turbine. The approach combines a mechanical model and a set of measurements to estimate signals that are not available in the measurements, such as wind ...
E. Branlard   +2 more
semanticscholar   +1 more source

Short-term fatigue analysis for tower base of a spar-type wind turbine under stochastic wind-wave loads

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2018
Due to integrated stochastic wind and wave loads, the supporting platform of a Floating Offshore Wind Turbine (FOWT) has to bear six Degrees of Freedom (DOF) motion, which makes the random cyclic loads acting on the structural components, for instance ...
Haoran Li   +3 more
doaj   +1 more source

A Practical Load-Source Coordinative Method for Further Reducing Curtailed Wind Power in China with Energy-Intensive Loads

open access: yesEnergies, 2018
Large-scale wind power farms in China are suffering from large amounts of curtailed wind power in the conventional dispatching mode. Energy-intensive loads have great potential in providing service regulation to help consume the curtailed wind power ...
Dandan Zhu   +3 more
doaj   +1 more source

Nonlinear Destructive Interaction between Wind and Wave Loads Acting on the Substructure of the Offshore Wind Energy Converter: A Numerical Study

open access: yesJournal of Marine Science and Engineering, 2020
Even though the offshore wind industry’s growth potential is immense, the offshore wind industry is still suffering from problems, such as the large initial capital requirements. Many factors are involved, and among these, the extra costs incurred by the
Yong Jun Cho
doaj   +1 more source

Response of 5 MW Floating Wind Turbines to Combined Action of Wind and Rain

open access: yesJournal of Marine Science and Engineering, 2022
For 5 MW floating wind turbines, the load response is significantly affected by wind and rain conditions. In order to reveal the relevant regularity of windblown rain and analyze the load response after being affected by the wind and rain, the rain phase
Song Wu, Hanbing Sun, Xinyu Li
doaj   +1 more source

Dependence of optimal wind turbine spacing on wind farm length [PDF]

open access: yesWind Energy, 19: 651-663 (2016), 2017
Recent large eddy simulations have led to improved parameterizations of the effective roughness height of wind farms. This effective roughness height can be used to predict the wind velocity at hub-height as function of the geometric mean of the spanwise and streamwise turbine spacings and the turbine loading factors.
arxiv   +1 more source

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