Virtual hull monitoring : continuous fatigue assessment without additional instrumentation / Ian Thompson, DRDC - Atlantic Research Centre. : D68-10/099-2018E-PDF

"A novel technique to monitor hull stresses using data currently collected on most ships is explored. This technique, referred to herein as virtual hull monitoring, uses global position signals, measured or numerically-modelled wave data, and a database of calculated stress transfer functions. This enables monitoring of short-term stress states and corresponding fatigue damage accumulation for many structural locations, either onboard or at a central location, for an entire fleet. The components, benefits, and limitations of this proposed technique are discussed. Wave buoy and strain gauge measurements from a full-scale naval vessel trial are used in comparisons with hindcast wave data and the calculated stress spectra for one structural location. Close agreement between the wave data sources and corresponding stress spectra warrants further examination of virtual hull monitoring"--Summary, page 293.

Lien permanent pour cette publication :
publications.gc.ca/pub?id=9.881787&sl=1

Renseignements sur la publication
Ministère/Organisme Defence R&D Canada. Atlantic Research Centre.
Titre Virtual hull monitoring : continuous fatigue assessment without additional instrumentation / Ian Thompson, DRDC - Atlantic Research Centre.
Titre de la série External literature (P) ; DRDC-RDDC-2018-P099
Type de publication Série - Voir l'enregistrement principal
Langue [Anglais]
Format Électronique
Document électronique
Note(s) "Can unclassified."
"International Journal of Maritime Engineering, Vol 160, Part A3, July-September 2018, pp. A-293–A-297."
"July 2018."
Includes bibliographical references (page 297).
Information sur la publication Dartmouth, Nova Scotia : Defence Research and Development Canada = Recherche et développement pour la défense Canada, 2018.
©2018
Auteur / Contributeur Thompson, Ian, author.
Description 1 online resource (pages 293-297, 2 unnumbered pages) : illustrations.
Numéro de catalogue
  • D68-10/099-2018E-PDF
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