نتایج جستجو برای: WECS (Wind Energy Conversion System)

تعداد نتایج: 2892195  

Journal: :international journal of smart electrical engineering 2014
mehrnaz fardamiri seyed zeinolabedin moussavi

in recent years, there has been a fast growth in wind energy conversion system (wecs). there are two general types of wind turbines in wecs: fixed speed wind turbines and varying speed wind turbines.permanent magnet synchronous generator (pmsg) is one of the most attractive generators for the varying speed turbine wecs.in this paper, a fuzzy controller is proposed to control the current source ...

In recent years, there has been a fast growth in wind energy conversion system (WECS). There are two general types of wind turbines in WECS: fixed speed wind turbines and varying speed wind turbines.Permanent magnet synchronous generator (PMSG) is one of the most attractive generators for the varying speed turbine WECS.In this paper, a fuzzy controller is proposed to control the current source ...

Journal: :energy equipment and systems 0
seyed-hadi mozafarpoor-khoshrodi electrical engineering, najafabad branch, islamic azad university, najafabad, isfahan, iran ghazanfar shahgholian electrical engineering, najafabad branch, islamic azad university, najafabad, isfahan, iran

one of the main problems in wind energy conversion system (wecs) is how to achieve maxim­u­m output power in different wind speeds. maximum methods for maximum power point tracking in wind energy conversion syst­e­ms require the knowledge of system characteristics and mechanic sensors. so, using these methods practically will follow with high price and an abundant difficulties. in this paper, n...

Ghazanfar Shahgholian, Seyed-Hadi Mozafarpoor-Khoshrodi

One of the main problems in wind energy conversion system (WECS) is how to achieve maxim­u­m output power in different wind speeds. Maximum methods for maximum power point tracking in wind energy conversion syst­e­ms require the knowledge of system characteristics and mechanic sensors. So, using these methods practically will follow with high price and an abundant difficulties. In this pape...

In this paper, a new type of multi-variable compensation control method for the wind energy conversion systems (WECS) is presented. Based on wind energy conversion systems, combining artificial neural network (ANN) control and PID, a new type of PID NN intelligent controller for steady state torque of the wind generator is designed, by which the steady state torque output is regulated to track ...

One of the main problems in wind energy conversion system (WECS) is how to achieve maxim‌u‌m output power in different wind speeds. Maximum methods for maximum power point tracking in wind energy conversion syst‌e‌ms require the knowledge of system characteristics and mechanic sensors. So, using these methods practically will follow with high price and an abundant difficulties. In this pape...

2011
Nirmal Kumar

This study proposed a cost effective method of wind energy conversion system (WECS) incorporating permanent magnet generator (PMG) and single stage power converter. Axial flux PMG can generate rated voltage and frequency even at a lower speed and hence more suitable for direct drive WECS. To get desired voltage and frequency in continuously varying wind conditions, a new type of WECS with singl...

2015
Ashish Srivastava Bharti Dwivedi

Wind Energy is one of the favorable renewable energy resources and the multilevel inverter has been proven to be one of the important enabling technologies in wind energy conversion system (WECS) utilization. Wind energy conversion system with utilization grid systems are getting more and more widespread with the increase in the energy demand and the concern for the environmental pollution arou...

2012
Mohand Ouhrouche

Wind energy conversion systems have been attracting wide attention as a renewable energy source due to depleting fossil fuel reserves and environmental concerns as a direct consequence of using fossil fuel and nuclear energy sources. Wind energy, even though abundant, varies continually as wind speed changes throughout the day. The amount of power output from a wind energy conversion system (WE...

This paper presents robust controller design for a wind-driven induction generator system using structured singular value ( -synthesis) method. The controller was designed for a static synchronous compensator (STATCOM) and a variable blade pitch angle in a wind energy conversion system (WECS) in order to achieve the required voltage and mechanical power control. The results indicated that this ...

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