نتایج جستجو برای: wind farms

تعداد نتایج: 103651  

2015
Daniel R. Drew Dirk J. Cannon David J. Brayshaw Janet F. Barlow Phil J. Coker

In the coming years the geographical distribution of wind farms in Great Britain is expected to change significantly. Following the development of the “round 3” wind zones (circa 2025), most of the installed capacity will be located in large offshore wind farms. However, the impact of this change in wind-farm distribution on the characteristics of national wind generation is largely unknown. Th...

2017
Jie Tian Dao Zhou Chi Su Mohsen Soltani Zhe Chen Frede Blaabjerg

Abstract: In modern wind farms, maximum power point tracking (MPPT) is widely implemented. Using the MPPT method, each individual wind turbine is controlled by its pitch angle and tip speed ratio to generate the maximum active power. In a wind farm, the upstream wind turbine may cause power loss to its downstream wind turbines due to the wake effect. According to the wake model, downstream powe...

The benefits of wind power generation have led to an ever-increasing expansion of wind farms around the world. The low cost of production and the environmental benefits of wind farms are some of the main reasons for using wind energy. On the other hand, uncertainty costs in the production and control of the output of wind turbines are among the problems that are being encountered for electricit...

Journal: :Remote Sensing 2011
Charlotte B. Hasager Merete Badger Alfredo Peña Xiaoli Guo Larsén Ferhat Bingöl

Ocean winds in the Baltic Sea are expected to power many wind farms in the coming years. This study examines satellite Synthetic Aperture Radar (SAR) images from Envisat ASAR for mapping wind resources with high spatial resolution. Around 900 collocated pairs of wind speed from SAR wind maps and from 10 meteorological masts, established specifically for wind energy in the study area, are compar...

Journal: :Noise & health 2014
Simon Chapman

Anti-wind farm activists repeatedly claim that families said to be adversely affected by noise from wind turbines "abandon" their homes. In Australia, a claim of "more than 40 families" has been made by a prominent anti-wind farm activist. Six sources (parliamentary submissions, media reports, an anti-wind farm website, wind industry sources, correspondence with known anti-wind farm activists a...

Journal: :IJCIP 2017
Jason Staggs David F. Ferraiolo Sujeet Shenoi

As modern society grows more reliant on wind energy, wind farm deployments will become increasingly attractive targets for malicious entities. The geographic scale of wind farms, remoteness of assets, flat logical control networks and insecure control protocols expose wind farms to myriad threats. This paper attempts to clarify the gaps in the understanding of wind farm threats and their implic...

2017
Jie Tian Dao Zhou Chi Su Frede Blaabjerg Zhe Chen

In a wind farm, the upstream wind turbine may cause power loss to the downstream wind turbines due to the wake effect. Meanwhile, the energy production is determined by the power generation and the lifetime of the wind turbine. In this paper, an optimal active power control method is proposed to maximize the energy production of wind farms by considering the wake effect and the lifetime of wind...

2012
Anuradha S deshpande

Abstract Presented work has made an attempt to establish details of connectivity of Wind Farms with isolated installations. Paper has shown ACDC-AC connectivity of wind farm through Rectifier inverter to an AC load. Mat Lab simulation results of wind farm connectivity to an AC load of lumped type is done. Developed work has focussed on necessity of energy storage during high wind situations so ...

Journal: :Energies 2022

Several investigations have shown that enhanced mixing brought about by wind turbines alters near-surface meteorological conditions within and downstream of a farm. When scalar parameters been considered, the focus has most often centered on temperature changes. A subset these works also considered humidity to various extents. These limited are complemented just few studies dedicated analyzing ...

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