Intra-annual wave resource characterization for energy exploitation: A new decision-aid tool

  • R. Carballo
  • , M. Sánchez
  • , V. Ramos
  • , J. A. Fraguela
  • , G. Iglesias

Research output: Contribution to journalArticlepeer-review

Abstract

The wave energy resource is usually characterized by a significant variability throughout the year. In estimating the power performance of a Wave Energy Converter (WEC) it is fundamental to take into account this variability; indeed, an estimate based on mean annual values may well result in a wrong decision making. In this work, a novel decision-aid tool, iWEDGE (intra-annual Wave Energy Diagram GEnerator) is developed and implemented to a coastal region of interest, the Death Coast (Spain), one of the regions in Europe with the largest wave resource. Following a comprehensive procedure, and based on deep water wave data and high-resolution numerical modelling, this tool provides the monthly high-resolution characterization matrices (or energy diagrams) for any location of interest. In other words, the information required for the accurate computation of the intra-annual performance of any WEC at any location within the region covered is made available. Finally, an application of iWEDGE to the site of a proposed wave farm is presented. The results obtained highlight the importance of the decision-aid tool herein provided for wave energy exploitation.

Original languageEnglish
Pages (from-to)1-8
Number of pages8
JournalEnergy Conversion and Management
Volume93
DOIs
Publication statusPublished - 15 Mar 2015
Externally publishedYes

Keywords

  • High-resolution
  • Intra-annual variability
  • iWEDGE
  • Power performance

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