High Gain Boost Converter With Ripple Free Input Current For Solar Power Integration In Dc Microgrid

Research output: Chapter in Book/Report/Conference proceedingsConference proceedingpeer-review

Abstract

A high gain quadratic boost converter with continuous input current is proposed in this paper.The ripple in the current is eliminated in the designed two-phase interleaved converter by operating the input side switches at the fixed duty cycle of 0.5. The transformerless converter operation with high gain makes the converter appropriate for integrating photovoltaic (PV) power to isolated DC microgrid. The common intermediate capacitor reduces the component count and voltage stress on the input side switches; thus, achieving high efficiency at a lower cost. The Proposed interleaved quadratic boost converter is ideal for PV power extraction as it exhibits no input current ripple and has high input current handling capability. A 1000 W two-phase interleaved prototype of the converter is designed, developed, and analyzed to verify its working principle. The performance testing is done with the laboratory prototype with a DC microgrid of 230 V connected to the converter's output.

Original languageEnglish
Title of host publicationProceedings - 2022 IEEE Sustainable Power and Energy Conference, iSPEC 2022
EditorsEhsan Pashajavid, Dowon Kim, Sumedha Rajakaruna, Ahmed Abu-Siada
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665485227
DOIs
Publication statusPublished - 2022
Event4th IEEE Sustainable Power and Energy Conference, iSPEC 2022 - Virtual, Online, Australia
Duration: 4 Dec 20227 Dec 2022

Publication series

NameProceedings - 2022 IEEE Sustainable Power and Energy Conference, iSPEC 2022

Conference

Conference4th IEEE Sustainable Power and Energy Conference, iSPEC 2022
Country/TerritoryAustralia
CityVirtual, Online
Period4/12/227/12/22

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • current ripple elimination
  • high gain
  • interleaved
  • Quadratic dc-dc boost converter
  • reduced voltage stress

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