PV Integrated SEPIC Converter Using Maximum Power Point Tracking for Ac Loads
K. Mohanraj1, B. Yokesh Kiran2

1K. Mohanraj, Associate Professor, Department of EEE, SRM IST, KTR, Chennai (Tamil Nadu), India.
2B. Yokesh Kiran, PG Scholar, Department of EEE, SRM IST, KTR, Chennai (Tamil Nadu), India.
Manuscript received on 04 June 2019 | Revised Manuscript received on 29 June 2019 | Manuscript Published on 04 July 2019 | PP: 565-570 | Volume-8 Issue-1S4 June 2019 | Retrieval Number: A11040681S419/2019©BEIESP
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© The Authors. Blue Eyes Intelligence Engineering and Sciences Publication (BEIESP). This is an open access article under the CC-BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/)

Abstract: A PV integrated SEPIC converter where it able traceout the maximum power point (MPP) of a photovoltaic (PV) source and it can able to generates a sine output for AC loads and grid connected application. It is double stage topology where it traces and finds out the maximum power point of PV source using P&O algorithm.To enable connection with the PV model,where it needs the regulation and compact are increased with a double stage that traces outthe Maximum power inPV source, the input of PV system is DC voltage where its boostwith the help of SEPIC converter and it able to generate a regulated sine outputusing single orthree phase inverterfor a standalone systemin AC loads and grid connected applications. In proposed system in order to get the maximum power point in photovoltaic input where it is compared with sinusoidal pulse width modulation in order to get voltage and current. A converter is SEPIC converter and the PV panel is controlled by a sinusoidal pulse width modulation using PI controller where it helps to controlling the duty cycle ratio of SEPICconverter. A hardware prototype of PV integrated SEPIC converter for a standalone system that operates at 70W PV module system and delivering sine output voltage of 110V rms, with 50Hz frequency and the output simulations are presented.
Keywords: Photovoltaic (PV), Maximum Power Point Tracking (MPPT), SEPIC Converter.
Scope of the Article: Wireless Power Transmission