Study and Simulation of Grid-connected Photovoltaic System Based on Interleaved Boost Converter and H-bridge Inverter with Low Current Ripple

Author(s):  
Yibo Hao ◽  
Yang Zhou ◽  
Yejun Qu ◽  
Yibo Wang ◽  
Hengshan Xu
2014 ◽  
Vol 622 ◽  
pp. 97-103
Author(s):  
V. Karthikeyan ◽  
Venkatesan Jamuna ◽  
D. Rajalakshmi

Renewable energy is derived from natural resources and most commonly used renewable energy system is photovoltaic cells. DC-DC boost converter serves many purposes and usually required in many applications which has a low output voltage such as batteries, photo-voltaic cell. In this paper interleaved boost converter (IBC) topology is discussed for solar energy generation. IBC have better performance characteristics compared to a conventional boost converter due to increased efficiency. DC-DC IBC have been considered and analyzed by input current ripple and output current ripple and output voltage ripple. The waveforms of voltage and current ripples and the output voltage are obtained by using MATLAB/SIMULINK are presented. The design of inductor, capacitor and analysis of ripples has been presented.


Author(s):  
Slavomír Kaščák ◽  
Michal Praženica ◽  
Miriam Jarabincová ◽  
Roman Koňarik

This paper deals with analysis of the four phase interleaved DC-DC converter for higher power application. The interleaved topology is widely used due to  its advantage as lower input current ripple which means volume reduction of the input capacitor. The current ripple equation of an input current for the boost operation mode and the ripple current in the individual phase of the interleaved converter using uncoupled inductor are shown. The theoretical equations are supplemented by the simulation results using the Spice simulator and by measurement on the interleaved converter.


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