A study for the effect of surface roughness on resistance characteristics of flat plates

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3 Citations (Scopus)

Abstract

Total resistance of a ship increases as hull surface roughens. In this study, resistance experiments of five aluminium plates were carried out to determine effect of surface roughness on drag characteristics. Plates had the same geometrical particulars but different surface roughness characteristics. Four of the plates were coated with different antifouling coatings and one of the plates was left uncoated as the reference plate. Resistance experiments were carried out for a speed range of 0.5 m/s to 3.75 m/s in the towing tank of Ata Nutku Ship Model Testing Laboratory. Resistance components of the different coated plates were calculated and compared. In addition, Computational Fluid Dynamics (CFD) analyses were carried out for 5 different plates by generating the same conditions as the resistance experiments. Based on both experimental and CFD results, surface roughness plays an important role in resistance characteristics of the plates.

Original languageEnglish
Title of host publicationRINA, Royal Institution of Naval Architects - International Conference on Marine Coatings
PublisherRoyal Institution of Naval Architects
Pages29-37
Number of pages9
ISBN (Print)9781909024144
Publication statusPublished - 2013
EventInternational Conference on Marine Coatings - London, United Kingdom
Duration: 18 Apr 201318 Apr 2013

Publication series

NameRINA, Royal Institution of Naval Architects - International Conference on Marine Coatings

Conference

ConferenceInternational Conference on Marine Coatings
Country/TerritoryUnited Kingdom
CityLondon
Period18/04/1318/04/13

Keywords

  • CFD
  • Hull surface roughness
  • Resistance
  • Resistance experiment

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