A Multi-input Single-output DC-DC Converter with Fuzzy Supervisor Controller for Hybrid Renewable Energy Applications

Lu Chen, Haimeng Wu, Yuchao Liu, Jie Yu

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Abstract

Due to the fluctuating nature of renewable energy sources, voltage stability and power management become the main concerns of a hybrid power generation system. Therefore, improving power technology and control methods are necessary for improving power efficiency. An integrated Cuk-Sepic multi-input single-output (MISO) converter is developed for hybrid renewable energy applications in this paper, which acts as a power electronics interface to integrate various power sources. This converter can be operated individually or together depending on the presence of available sources in the vent of failure of one of the sources, which makes the system more reliable. Additionally, a Fuzzy Supervisor Controller (FSC) is presented to effectively regulate the power flow while keeping the output voltage stable. By applying the proposed control schemes and an energy storage unit, the developed structure allows the renewable energy sources to work in maximum power point tracking (MPPT) operation mode. The performance of the proposed integrated control strategy under dynamic outdoor conditions is evaluated and compared with the traditional method, which shows improved power-sharing and power flow control capability in a hybrid power system.
Original languageEnglish
Title of host publication2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS)
Place of PublicationPiscataway, NJ, USA
PublisherIEEE
Pages2116-2122
Number of pages7
ISBN (Electronic)9798350313765
ISBN (Print)9798350313772
DOIs
Publication statusPublished - 10 Nov 2023
Event2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS) - Guanzhou, Guanzhou, China
Duration: 10 Nov 202313 Nov 2023
http://peas.cpss.org.cn/

Conference

Conference2023 IEEE 2nd International Power Electronics and Application Symposium (PEAS)
Abbreviated titleIEEE PEAS 2023
Country/TerritoryChina
CityGuanzhou
Period10/11/2313/11/23
Internet address

Keywords

  • renewable energy
  • Fuzzy Supervisor Controller
  • maximum power point tracking (MPPT)
  • Power management strategy

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