IJFANS International Journal of Food and Nutritional Sciences

ISSN PRINT 2319 1775 Online 2320-7876

A Study On CurrentFed Topology For Wireless Resonant Inductive Power Transfer Intelligent Battery Charging System of Electric Vehicles

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Mr. Kuppireddy Krishna Reddy1, Mr. Bosubabu Sambana2

Abstract

New-age power generation systems based on renewable energy systems (RES) mainly constitute wind generators, solar PV, fuel cells, etc. Energy harvesting from solar PV or fuel cells calls for high step-up inversion owing to its low-voltage input. In this paper, battery-supported transportation systems called electrical vehicles (EV) and wireless charging topologies are presented. A conventional voltage source inverter (VSI) can only produce an AC output smaller than its input DC voltage under normal operation. VSI also requires dead-time compensation circuits as the shoot-through of an inverter leg is detrimental to its operation. The techniques are majorly based on current fed dc-dc converter topologies. Recently developed ZSI and its derivatives overcome these problems by allowing shoot-through and providing output AC voltage with buck-boost capability. This paper proposes a Current-Fed DC/DC Topology (CFT) based inverter which shows similar gain characteristics and advantages as the ZSI. This paper presents a detailed evaluation of electrical parameters, a comparison of various qualitative features of power transfer techniquesfor EV application, and the control strategies and challenges for EV battery charging. The proposed inverter requires only one LC-pair which is one less than the impedance network of ZSI. The proposed inverter is derived from CFT. The PWM control strategy of the inverter is explained. The parameters are evaluated and the results are presented in MATLAB/SIMULINK.

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