Journal ArticleDOI
Investigation and validation of 3D wake model for horizontal-axis wind turbines based on filed measurements
TLDR
Wang et al. as mentioned in this paper proposed a three-dimensional Jensen-Gaussian (3DJG) wake model for horizontal-axis wind turbines, which does not need multiple trial calculations to determine some empirical parameters, such as the wake expansion rate.About:
This article is published in Applied Energy.The article was published on 2020-02-15. It has received 56 citations till now. The article focuses on the topics: Wind shear & Wake.read more
Citations
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Journal ArticleDOI
Smart frequency control in low inertia energy systems based on frequency response techniques: A review
TL;DR: Current and future challenges, feasible solutions and subsequent research prospects are detailed and some key principles that should underlie future changes of wind integrated energy systems are suggested and further research directions are addressed.
Journal ArticleDOI
Wind turbine power modelling and optimization using artificial neural network with wind field experimental data
TL;DR: A power prediction model and optimizes yaw angles to minimize the entire wake impact on wind turbines to achieve a good performance of the ANN-wake-power model.
Journal ArticleDOI
A review of full-scale wind-field measurements of the wind-turbine wake effect and a measurement of the wake-interaction effect
TL;DR: In this article, the authors provide an overview of full-scale wind field measurements of the wind-turbine wake effect and present the results and experience of performing a new measurement.
Journal ArticleDOI
A novel dynamic wind farm wake model based on deep learning
Jincheng Zhang,Xiaowei Zhao +1 more
TL;DR: The results show that this novel dynamic wind farm wake model can predict the main features of unsteady wind turbine wakes similarly as high-fidelity wake models while running as fast as the low-f fidelity static wake models and that the model’s overall prediction error is just 4.8% with respect to the freestream wind speed.
Journal ArticleDOI
A novel three-dimensional wake model based on anisotropic Gaussian distribution for wind turbine wakes
TL;DR: The development of a more advanced three-dimensional wake model for wind power generation is presented based on a multivariate Gaussian distribution that is capable of predicting the wake distribution of a single wind turbine reasonably well and will benefit the power output of wind farms.
References
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Journal ArticleDOI
Wind turbine wake aerodynamics
TL;DR: In this article, the aerodynamic properties of wind turbine wakes are studied, focusing on the physics of power extraction by wind turbines, and the main interest is to study how the far wake decays downstream in order to estimate the effect produced in downstream turbines.
Journal ArticleDOI
Analytical modelling of wind speed deficit in large offshore wind farms
Sten Tronæs Frandsen,Rebecca Jane Barthelmie,Sara C. Pryor,Ole Rathmann,Søren Ejling Larsen,Jørgen Højstrup,Morten Lybech Thøgersen +6 more
TL;DR: In this paper, the authors proposed a model for the wind speed deficit in wind farms and extended it to include both small and large wind farms extending over large areas, and the model handles a regular array geometry with straight rows of wind turbines and equidistant spacing between units in each row.
Book
Wind Energy: Fundamentals, Resource Analysis and Economics
TL;DR: In this article, the authors discuss the performance of wind energy conversion systems and the economic and environmental impact of wind power conversion systems in terms of energy efficiency and renewable energy sources, as well as wind energy and environment.
Journal ArticleDOI
A new analytical model for wind-turbine wakes
TL;DR: In this paper, a new analytical wake model is proposed and validated to predict the wind velocity distribution downwind of a wind turbine by applying conservation of mass and momentum and assuming a Gaussian distribution for the velocity deficit in wake.
Journal ArticleDOI
Calculating the flowfield in the wake of wind turbines
TL;DR: In this article, a numerical model is described which can be used to calculate the wake flowfield of wind turbines and the effect of meteorological conditions on wake decay is examined in detail.
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