Abstract

In designing photovoltaic systems connected to the grid system usually DC-DC converter is required to increase the output voltage of the photovoltaic. The most commonly design of DC-DC converters are typically used a converters with high gain static in order to increase the output voltage of the photovoltaic and obtain a high conversion efficiency. One type of converter used is a SEPIC converter topology. However, the conventional DC-DC converter topologies such as SEPIC converters can only increase by 5 times of the input voltage when the Duty Cycle is set to 0.82. Meanwhile, to meet the dc input voltage of the inverter, the input voltage of the converters have to increase above than 10 times. Therefore, to overcome these problems, this paper proposes the design of DC-DC modified SEPIC converter topologies for photovoltaic applications. Modifications to the conventional SEPIC converter is done by adding capacitors and diodes. From the experimental results shows that this converter can increase the output voltage about 10 times and has the efficiency about 91.5%. Furthermore, topology of the this converter can be effectively applied for photovoltaic system.

Original languageEnglish
Title of host publication2018 IEEE International Conference on Innovative Research and Development, ICIRD 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-6
Number of pages6
ISBN (Electronic)9781538656969
DOIs
Publication statusPublished - 8 Jun 2018
Event2018 IEEE International Conference on Innovative Research and Development, ICIRD 2018 - Bangkok, Thailand
Duration: 11 May 201812 May 2018

Publication series

Name2018 IEEE International Conference on Innovative Research and Development, ICIRD 2018

Conference

Conference2018 IEEE International Conference on Innovative Research and Development, ICIRD 2018
Country/TerritoryThailand
CityBangkok
Period11/05/1812/05/18

Keywords

  • DC-DC Converter Modified SEPIC topology
  • On Photovoltaic Applications component
  • Static High Gain

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