scholarly journals Analysis and Control of Power Electronic Converters Based on a System Zero Locations Approach

Author(s):  
Jorge-Humberto Urrea-Quintero ◽  
Nicolás Muñoz-Galeano ◽  
Lina-María Gómez-Echavarría
2021 ◽  
Vol 11 (10) ◽  
pp. 4585
Author(s):  
Oswaldo Lopez-Santos ◽  
Germain Garcia

The use of power converters has grown in the last years with the advances in photovoltaic and wind based power generation systems, and the progress in modern concepts such as microgrids and electric mobility. A consequence has been the development of devices allowing for the exchange of energy among different distribution buses, and feeding AC or DC loads from low DC voltage levels, whose proper operation is achieved by means of specialized control systems. Simultaneously, the power converters used for conventional industrial applications have evolved thanks to the application of new control methods, and the combination of these with well-established techniques. This special issue contributes theoretical and practical advances to the state-of-the-art field at the crossroads of power electronics and control systems. The seven included papers cover particular applications requiring either DC–DC, DC–AC or AC–DC conversion stages.


Author(s):  
Seddik Bacha ◽  
Iulian Munteanu ◽  
Antoneta Iuliana Bratcu

2021 ◽  
Author(s):  
Wenlong Ming

Power electronic converters are indispensable building blocks of microgrids. They are the enabling technology for many applications of microgrids, e.g., renewable energy integration, transportation electrification, energy storage, and power supplies for computing. In this chapter, the requirements, functions, and operation of power electronic converters are introduced. Then, different topologies of the converters used in microgrids are discussed, including DC/DC converters, single-phase DC/AC converters, three-phase three-wire, and four-wire DC/AC converters. The remaining parts of this chapter focus on how to optimally design and control these converters with the emerging wide-bandgap semiconductors. Correlated tradeoffs of converter efficiency, power density, and cost are analyzed using Artificial Neural Networks to find the optimal design of the converters.


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