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Optimal experimental design for identification of hydrodynamic loading models

Abstract

Hydrodynamic model-scale experiments are an intrinsic part of the design of marine structures, as they enable validating and calibrating the involved hydrodynamic numerical models. Such seakeeping experiments are generally conducted using a simple spring-based mooring system, with fixed properties throughout the tests. In the context of cyber-physical testing, the marine structure is kept in position in the laboratory by a virtual mooring system, the properties of which can be adjusted on the fly. This paper provides an algorithmic approach for maximizing the information gain from the test by optimizing the mooring stifness and damping parameters that define the experiment. The method is verified with synthetic data generated for the INO Windmoor 12MW floater, and is shown to be robust to noise and unmodeled effects.
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Category

Academic article

Language

English

Author(s)

Affiliation

  • SINTEF Ocean / Skip og havkonstruksjoner
  • Aarhus University
  • Norwegian University of Science and Technology

Year

2024

Published in

Journal of Physics: Conference Series (JPCS)

ISSN

1742-6588

Volume

2875

View this publication at Norwegian Research Information Repository