A Case Study on Modelling, Design, and Optimization of an Interleaving Buck Converter for Powering a Hydrogen Electrolyzer

Thiago Fonseca Rech, Mateus Constantino Orige, Lenon Schmitz, Marcelo Lobo Heldwein, Telles Brunelli Lazzarin, Andre Luis Kirsten, Roberto Francisco Coelho

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

As commercial electrolyzers reach power levels in the range of several hundred kilowatts to megawatts, modern power electronic converters, such as interleaved converters, offer potential advantages. Interleaved converters, can reduce ripple and harmonics effectively. However, determining the optimal number of interleaved phases and operational frequency remains a challenge. This paper explores this optimization problem, considering conflicting objectives. A case study on a high-current hydrogen electrolyzer application is presented, integrating a detailed loss model for buck converter into an optimization framework to evaluate design compromises.

Original languageEnglish
Title of host publicationECCE Europe 2024 - Energy Conversion Congress and Expo Europe, Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350364446
DOIs
StatePublished - 2024
Event2024 Energy Conversion Congress and Expo Europe, ECCE Europe 2024 - Darmstadt, Germany
Duration: 2 Sep 20246 Sep 2024

Publication series

NameECCE Europe 2024 - Energy Conversion Congress and Expo Europe, Proceedings

Conference

Conference2024 Energy Conversion Congress and Expo Europe, ECCE Europe 2024
Country/TerritoryGermany
CityDarmstadt
Period2/09/246/09/24

Keywords

  • Design Optimization
  • Electrolyzer
  • Interleaved
  • Losses Modeling

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