scholarly journals Design and Implementation of a Power Converter to Process Renewable Energy for Step-down Voltage Applications

2014 ◽  
Vol 7 (13) ◽  
pp. 2714-2723
Author(s):  
Chih-Lung Shen ◽  
Yu-Sheng Shen
Author(s):  
Maheswari Ellappan ◽  
Kavitha Anbukumar

The renewable energy source plays a major role in the grid side power production. The stability analysis is very essential in the renewable energy converters. In this paper the bifurcation is analyzed in ZETA converter and Continuous input and output(CIO) power Buck Boost converter. The ZETA converter gives positive step down and step up output voltage and the CIO power converter gives the negative step up and step down output voltage. These converters are used in the DC micro grid with renewable energy as the source. The current mode control technique is applied to analyze the bifurcation behavior and the reference current is taken as the bifurcation parameter. When the reference current is varied, both the converters loses its stability and it enters into chaotic region through period doubling bifurcation. The simulation results are presented to study the performance behavior of both the converters. The stability region of both the converters are determined by deriving the Monodromy matrix approach.


2018 ◽  
Vol 2018 ◽  
pp. 1-9 ◽  
Author(s):  
Edgar Maqueda ◽  
Jorge Rodas ◽  
Sergio Toledo ◽  
Raúl Gregor ◽  
David Caballero ◽  
...  

The bidirectional switch (Bi-Sw) is a power device widely used by power conversion systems. This paper presents a novel modular design of a Bi-Sw with the purpose of providing to beginner researchers the key issues to design a power converter. The Bi-Sw has been designed in modular form using the SiC-MOSFET device. The Bi-Sw uses the advantages of SiC-MOSFET to operate at high switching frequencies. The verification of the module is carried out experimentally by means of the implementation in a voltage regulating converter, where performance analysis, power losses, and temperature dissipation are performed.


2014 ◽  
Vol 50 (2) ◽  
pp. 1322-1330 ◽  
Author(s):  
Ying-Chun Chuang ◽  
Yu-Lung Ke ◽  
Hung-Shiang Chuang ◽  
Yung-Shan Wang

Author(s):  
Neilor Colombo Dal Pont ◽  
Jessika Melo Andrade ◽  
Matheus Schramm Dall'Asta ◽  
Telles Brunelli Lazzarin ◽  
Brad Lehman
Keyword(s):  
Dc Power ◽  

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