Prediction of Manoeuvring Properties for a Tanker Model by Computational Fluid Dynamics (Contributo in atti di convegno)

Type
Label
  • Prediction of Manoeuvring Properties for a Tanker Model by Computational Fluid Dynamics (Contributo in atti di convegno) (literal)
Anno
  • 2011-01-01T00:00:00+01:00 (literal)
Alternative label
  • Broglia, R. ; Dubbioso, G. ; Di Mascio, A. (2011)
    Prediction of Manoeuvring Properties for a Tanker Model by Computational Fluid Dynamics
    in Assessment of Stability and Control Prediction Methods for NATO Air and Sea Vehicles Specialists' Meeting, Portsdown,Hampshire, United Kingdom, 12-14 Ottobre 2011
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Broglia, R. ; Dubbioso, G. ; Di Mascio, A. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
  • RTO-MP-AVT-189 - Assessment of Stability and Control Prediction Methods for NATO Air and Sea Vehicles = Evaluation des méthodes de prédiction de stabilité et de contrôle pour les véhicules aériens et navals de l'OTAN (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • https://www.cso.nato.int/Pubs/rdp.asp?RDP=RTO-MP-AVT-189 (literal)
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  • 13 (literal)
Note
  • PuM (literal)
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  • CNR-IAC ; CNR-INSEAN (literal)
Titolo
  • Prediction of Manoeuvring Properties for a Tanker Model by Computational Fluid Dynamics (literal)
Abstract
  • The turning circle manoeuvre of a self-propelled tanker like ship model is numerically simulated through the integration of the unsteady Reynolds Averaged Navier-Stokes (URANS) equations coupled with the equations of the motion of a rigid body. The solution is achieved by means of the unsteady RANS solver developed at CNR-INSEAN. The model is considered with two different stern appendages configurations (each one providing a different dynamic behaviour): twin screw with a single rudder and twin screw, twin rudder with a central skeg. Each propeller is taken into account by a model based on the actuator disk concept; anyhow, in order to correctly capture the turning manoeuvring behaviour of the model, a suitable description of the propeller performance in oblique flow operation has be considered. Comparison with experimental data from free running tests will demonstrate the feasibility of the CFD computations. The main features of the flow field, with particular attention to the vortical structures detached from the hull is presented as well. (literal)
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