نتایج جستجو برای: variable wind system

تعداد نتایج: 2497474  

2014
V. Jayalakshmi

A comprehensive control strategy, for the variable speed cage induction achine that addresses the control objectives in a wind generation system,i.e.control of the local bus voltage to avoid voltage rise, capture of maximum power in the wind. The control signals are the desired current wave shapes of the rectifier and the inverter in a double–sided PWM converter system connected between the win...

The purpose of this article is to present the development of a wind farm, with a condition monitoring system (CMS) based on control charts as the algorithm, centred on a new index, to prevent soil pollution by oil spills in wind farms. To this end, temperature sensors can be considered as one of the more significant sensors to be employed in this study, because the information obtained with reg...

2014
J. S. Thongam M. Tarbouchi R. Beguenane A. F. Okou P. Bouchard

A new maximum power extraction (MPE) controller for variable speed permanent magnet synchronous generator (PMSG) wind energy conversion systems (WECS) is proposed. The proposed controller generates optimum speed reference signal for the speed control loop of the vector controlled machine side converter control system without requiring the knowledge of wind speed using only active power and air ...

کتابی, عباس, یزدخواستی, علی,

This study addresses the problem of controlling a variable- speed wind turbine with a doubly fed ‎induction generator (DFIG) by control System that called One-Cycle control (OCC). Generator-side converter regulator speed and Grid-side converter controls reactive power and voltage of the DC-Link. Proposed method under different conditions such as load change, fault and nonlinear loads are studie...

2015
Kajal Shah Vishal Gaur Siddharth Joshi Nitin Patel

Among all the renewable resources, wind and solar are the most popular resources due to its ease of availability and its ease conversion into electricity. Each renewable resource uses DC/DC boost converter separately with MPPT control to generate power. To increase the efficiency of photovoltaic (PV) system and wind energy system, the maximum power point tracking (MPPT) technology is employed. ...

2015
Jayavardhana Rao

The use of wind energy for Electric power generation provides a clean and renewable source. The quality power deliver by the structure of wind turbine system with variable speed permanent magnet Synchronous Generator (PMSG) and system to store the energy. The entire model of the system is achieved, including the PMSG, the boost converter, and the storage system. The absorbed power by the connec...

Journal: Pollution 2015

The purpose of this article is to present the development of a wind farm, with a condition monitoring system (CMS) based on control charts as the algorithm, centred on a new index, to prevent soil pollution by oil spills in wind farms. To this end, temperature sensors can be considered as one of the more significant sensors to be employed in this study, because the information obtained with reg...

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 ...

2015
Chenna Surendra

Abstract:The aim of this paper is analyzing the operation of stand-alone wind turbine system with variable speed permanent magnet synchronous generator (PMSG) and a system for storing energy during wind speed and load variations and supply the single phase energy for domestic appliances. The power absorbed by the connected loads can be effectively delivered and supplied by the proposed wind tur...

2015
Walid S. E. Abdellatif Ali H. Kasem Alaboudy Ahmed M. Azmy

Wind-energy systems cause fluctuations more than any other sources and hence, voltage fluctuations are expected with these units. This paper addresses the problem of voltage fluctuation caused by doubly fed induction generators (DFIG)-based variable-speed wind turbines. Flicker emission of these units is investigated during continuous operation. The effects of grid strength, angle of grid imped...

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