Study on Modeling and Simulating of Micro-Powers and Micro-Grid Construction

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Abstract:

Micro-grid can effectively solve many problems caused by distributed generation connecting with grid, so many countries and regions pay more attention to the research and usage of the micro-grid. In this paper, modeling and simulating of micro-powers, including wind turbine generator model, fuel cell model, photovoltaic cell (PV) with MPPT (maximum power point tracking) model and diesel generator model, as well as the secondary load which can be equipped with the capacity of frequency modulation, are implemented with MATLAB/Simulink platform, and simulations are carried to prove the model rationality and validity. On this basis, a micro-grid with various energy sources and loads is built. By evaluating its capacity of maintaining power quality and quick recovery under load mutations and serious fault scenario, it is showed that the constructed micro-power and micro-grid models can simulate the practical situation well.

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Periodical:

Advanced Materials Research (Volumes 875-877)

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1734-1738

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Online since:

February 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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