نتایج جستجو برای: Wind Turbine (WT)

تعداد نتایج: 231470  

The wind turbine has grown out to be one of the most common Renewable Energy Sources (RES) around the world in recent years. This study was intended to position the Wind Turbine (WT) on a wind farm to achieve the highest performance possible in Electric Distribution Network (EDN). In this paper a new optimization algorithm namely Salp Swarm Algorithm (SSA) is applied to solve the problem of opt...

2008
Othman B.k Hasnaoui Jamel Belhadj Mohamed Elleuch

In this paper, the authors investigated a Direct Drive Permanent Magnet Synchronous Generator Wind Turbine (PMSG-WT). This study deals with control of the PWM back-to-back converter (AC/AC) of the wind turbine, since the average size of WTG installations has increased due to the advent of larger capacity machines, especially variable speed technology, this raise of integration rate of wind ener...

Journal: :Australian and New Zealand journal of public health 2014
Mariana Alves-Pereira Nuno A A Castelo Branco

Chapman et al. reference a 2007 paper discussing Public health and the importance of low frequency noise (LFN), in which the LFN content of a 'Grain Terminal home' and a 'Wind Turbine home' are discussed.2 The grain terminal (GT) case, originally presented in 2004, was first-authored by our cardiologist,3 and the Wind Turbine (WT) case was first presented in 2007,4 with a follow-up in 2010.5 We...

2014
Andrzej Tomczewski

The paper presents the issues of a wind turbine-flywheel energy storage system (WT-FESS) operation under real conditions. Stochastic changes of wind energy in time cause significant fluctuations of the system output power and as a result have a negative impact on the quality of the generated electrical energy. In the author's opinion it is possible to reduce the aforementioned effects by using ...

Local renewable resources such as wind and solar are often available in remote locations. Wind farms consist of many individual wind turbines which are connected to the electric power transm­iss­i­o­n ne­tw­o­r­k­. A wind farm can use the wind resources from a certain area efficiently. Double-fed induction generator (DFIG) is a gene­rating principle widely used in wind turbine (WT). DFIG are ab...

2008
M. H. Abderrazzaq O. Aloquili

The growth of wind energy is attributed to the development of turbine size and the increase in number of units in each wind farm. The current modern design of large wind turbines (WT) is directed towards producing efficient, sensitive and reliable units. To achieve this goal, modern turbines are equipped with several devices which are operated with highly advanced electronic circuits. Sensing i...

Journal: :The Journal of the Acoustical Society of America 2014
Conny Larsson Olof Öhlund

Wind turbine (WT) sound annoys some people even though the sound levels are relatively low. This could be because of the amplitude modulated "swishing" characteristic of the turbine sound, which is not taken into account by standard procedures for measuring average sound levels. Studies of sound immission from WTs were conducted continually between 19 August 2011 and 19 August 2012 at two sites...

2016
Zakaria Khaouch Mustapha Zekraoui Nourreeddine Kouider Mustapha Mabrouki Jamaa Bengourram

As wind turbines increased in size and power, control specifications became more challenging and regulation mechanisms more sophisticated. More and more reliable and powerful model control strategies are needed not only to keep the turbine within its safe operating region but also to improve efficiency and quality of power conversion. This paper mainly focuses on the mechatronic modeling and co...

2013
J. S. Lather

Doubly fed induction generators (DFIG) based wind turbine is an emerging technology, which becomes increasingly popular due to its various advantages over fixed speed generator systems. A DFIG based wind turbine has an ability to generate maximum power with varying and adjustable speed, ability to control active and reactive power by the integration of electronic power converters, low power rat...

2014
Amarendra Singh

This paper refers to modeling, simulation and analysis of doubly fed induction generator for wind turbines. This paper presents the modelling of DFIG based WT system and the simulation results performed for the system developed in Simulink environment of MATLAB . A gird connected wind energy generation model is developed and simulated for normal operation and for some faults in the grid. the an...

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