Abstract
hybrid generation system is considered as a solution for the uncontrolled energy production from such dispersed sources as wind generation. In this paper, modeling and control of wind/FC system is proposed. Dynamics models for the main system components, namely, wind energy conversion system (WECS), fuel cell, electrolyses, power electronic interfacing circuits, hydrogen storage tank and ultra-capacitor are developed. Also, a variable speed wind generation maximum power point tracking (MPPT) based on Adaptative Neuro-Fuzzy Inference system (ANFIS) is presented. Based on the dynamic component model, a simulation model for the proposed hybrid energy system has been developed using Matlab/Simulink and the power flows management strategy are proposed. The result shows that this system can tolerate the rapid changes in wind speed and/or power demand. This results shows also that, the overall power management strategy is effective and the power flows among the different energy sources and the load demand is balanced successfully.
Highlights
Wind energy is one of world’s fastest growing energy technologies
The significant problem is to store the energy generated by wind turbine for future use when the power demand is greater than the power variable, a conventional batteries or diesel generator have been used as second energy source
Fuel cells are classified by the type of electrolyte used in the cells and include: (1) proton exchange membrane electrolyte fuel cell (PEMFC), (2) alkaline fuel cell (AFC), (3) phosphoric acid fuel cell (PAFC), (4) molten carbonate fuel cell (MCFC), and (5) solid oxide fuel cell (SOFC)
Summary
Wind energy is one of world’s fastest growing energy technologies. The disadvantage of wind turbine is that naturally variable wind speed causes voltage and power fluctuation problems at the bad side. The significant problem is to store the energy generated by wind turbine for future use when the power demand is greater than the power variable, a conventional batteries or diesel generator have been used as second energy source. A detailed dynamic model, simulation and management of a wind/fuel cell /ultra-capacitor hybrid power generation is developed. It consists of a horizontal axis wind turbine compiled to a permanent magnet synchronous generator (PMSG). A detailed description of the wind model can be found in [5]
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More From: Journal of Technology Innovations in Renewable Energy
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