A three-dimensional torsional spring analogy method for unstructured dynamic meshes

By C. Degand, Charbel Farhat. 2002

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Free-Surface Viscous Flow Solution Methods for Ship Hydrodynamics (2011, background): “[24]) of the boundary movements, or on a torsional-spring analogy [5, 19, 26]; either applied in 2D form to the grids in transverse planes, or in a 3D form.”
QALE‐FEM for numerical modelling of non‐linear interaction between 3D moored floating bodies and steep waves (2009, background): “g, [57-59]) without the free surface and without surface-piercing floating bodies.”
Automatic mesh motion for the unstructured finite volume method (2007, background): “[10,11] propose the addition of torsional springs to control all mechanisms of invalidating a tetrahedral cell.”
Provably second-order time-accurate loosely-coupled solution algorithms for transient nonlinear computational aeroelasticity (2006, background): “The first one is based on time-dependent torsional springs [18,19].”
Dynamic implosion of underwater cylindrical shells: Experiments and Computations (2013, neutral): “[1998b], Degand and Farhat [2002]) needed for implementing an Arbitrary Lagrangian-Eulerian computational framework for fluid-structure interaction (Farhat et al.”