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Recirculating Flows Involving Short Fiber Suspensions: Numerical Difficulties and Efficient Advanced Micro-Macro Solvers

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Figure 1 compares the solution obtained using both techniques for a unit shear rate, G = 1, and fibers characterized by the parameter k = 0.8: (i) the one based on the discontinuous Galerkin approximation and (ii) the one related to the integration by char
Figure 11 depicts the time evolution of the error defined in Eq. (99) for D r = 0.01 and D r = 0.1 where only the snapshot natural closure is compared with the standard natural one
Figure 4. Mesh, velocity field and the associated stream function.
Figure 5. Orientation distribution.
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