Wave Dragon: prototype wave power production

James Tedd, Jens Peter Kofoed, W. Knapp, E. Friis-Madsen, H.C. Sørensen

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

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Abstract

Wave Dragon is a floating wave energy converter working by extracting energy principally by means of overtopping of waves into a reservoir. A 1:4.5 scale prototype has been sea tested for 20 months. This paper presents results from testing, experiences gained and developments made during this extended period. The prototype is highly instrumented. The overtopping characteristic and the power produced are presented here. This has enabled comparison between the prototype and earlier results from both laboratory model and computer simulation. This gives the optimal operating point and the expected power of the device. The project development team has gained much soft experience from working in the harsh offshore environment. In particular the effect of marine growth in the draft tubes of the turbines has been investigated. The control of the device has been a focus for development as is operates automatically for most of the time. This has led to improvements in the power take off, trim control and stability of the device.

Original languageEnglish
Title of host publicationProceedings of the 9th World Renewable Energy Congress : WREC IX, Florence, Italy, August 2006
EditorsAli A.M. Sayigh
Number of pages6
PublisherPergamon Press
Publication date2006
ISBN (Electronic)0080450563, 9780080450568
Publication statusPublished - 2006
EventWorld Renewable Energy Congress (WREC IX) - Florence, Italy
Duration: 19 Aug 200625 Aug 2006
Conference number: IX

Conference

ConferenceWorld Renewable Energy Congress (WREC IX)
NumberIX
Country/TerritoryItaly
CityFlorence
Period19/08/200625/08/2006

Bibliographical note

PDF for print: 6 pp.
Abstract published in World Renewable Energy Congress IX - Book of Abstracts

Keywords

  • Wave Dragon
  • Wave Power
  • Overtopping
  • Power Productions
  • Wave Energy Converters

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