10 research outputs found

    ORIGINAL PAPER Convergence of a symmetric MPFA method on quadrilateral grids

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    Abstract This paper investigates different variants of the multipoint flux approximation (MPFA) O-method in 2D, which rely on a transformation to an orthogonal reference space. This approach yields a system of equations with a symmetric matrix of coefficients. Different methods appear, depending on where the transformed permeability is evaluated. Midpoint and corner-poin
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