Maximum power point tracking of a variable speed wind turbine with a coreless AFPM synchronous generator using OTC method

Author(s):  
Mahnaz Ebrahimi ◽  
Hamid Javadi ◽  
Ali Daghigh
2011 ◽  
Vol 65 ◽  
pp. 389-393 ◽  
Author(s):  
Feng Ting Li ◽  
En Rang Zheng

This paper analyzes the operating characteristics of wind turbine and introduces the principle of maximum power point tracking control system of variable speed wind turbine. A improved maximum power tracking control strategy is proposed for large inertia wind power systems in order to achieve maximum wind power capture and increased utilization of wind energy when wind turbines is below the rated wind speed. A variable speed wind power generation system is modeled and simulated in the Simulink environment of the Matlab .The simulation results proves the correctness and feasibility of the tracking control strategy suggested in this paper.


2017 ◽  
Vol 20 (K3) ◽  
pp. 100-105
Author(s):  
Minh Quang Huynh ◽  
Liem Van Nguyen

Wind power is more and more developed as a renewable energy source. It is very essential to extract the maximum available power from the wind by operating the wind turbine at its optimal operating condition, called maximum power point tracking (MPPT). Perturb & Observe (P&O) is the simplest and mostly used algorithm for this purpose. However, this algorithm has its own disadvantages such as oscillation at maximum power point and wrong directionality under fast variation wind speed. Lots of publications are presented to solve these problems. In this paper, a conventional P&O algorithm, a modified MPPT algorithm and a fuzzy MPPT algorithm for variable speed wind turbine using permanent magnet synchronous generator (PMSG) are tested and compared in the terms of complexity, speed responses and the ability to acquire the maximal energy output.


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