Structural Analysis of Oil-Spill Booms - Mathematical Modelling and Numerical Simulation of Oil Pollution Problems - page 157

Fig. 7.12 One fiber D (vertical stick) and angle evaluation ʸ [ 0 , − 1 ]
h V

in Elorn estuary, Brittany,

November 2009

sticks or fibers along the boom height. The upper script means that the boom

part considered is defined between the sea surface and the skirt bottom chain. The
down script h V represents the resolution of the boom finite element mesh along the
vertical.

[ 0 , − 1 ]

defined on the membrane stretched
surface is shown on the following Fig. 7.13 . The 3D solution computation time is
4min 7 s on a PC. The solver convergence necessitates 75 iterations.

The maximal eigenvalue of the stress tensor ˃

Fig. 7.13 Three sections of Elorn curtain and membrane stress map