ADIGMA - A European Initiative on the Development of by Norbert Kroll (auth.), Norbert Kroll, Heribert Bieler,

By Norbert Kroll (auth.), Norbert Kroll, Heribert Bieler, Herman Deconinck, Vincent Couaillier, Harmen van der Ven, Kaare Sørensen (eds.)

This quantity includes effects won from the EU-funded sixth Framework undertaking ADIGMA (Adaptive Higher-order Variational equipment for Aerodynamic purposes in Industry). The aim of ADIGMA used to be the improvement and usage of cutting edge adaptive higher-order equipment for the compressible circulation equations allowing trustworthy, mesh self sufficient numerical options for large-scale aerodynamic functions in plane undefined. The ADIGMA consortium used to be made out of 22 corporations which integrated the most eu plane brands, the most important ecu learn institutions and several other universities, all with good confirmed services in Computational Fluid Dynamics (CFD). The booklet provides an creation to the venture, indicates companions’ equipment and ap-proaches and gives a severe evaluate of the newly built equipment for commercial aerodynamic functions. the easiest numerical ideas for integration as significant development blocks for the following iteration of commercial stream solvers are pointed out.

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Extra resources for ADIGMA - A European Initiative on the Development of Adaptive Higher-Order Variational Methods for Aerospace Applications: Results of a collaborative research project funded by the European Union, 2006-2009

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5 −Cp −Cp In Figure 5 we present results from one of the Mandatory Test Cases (MTC) of the ADIGMA project, MTC1. The figures depict the pressure coefficients using successively higher order elements, p = 0, 1, 2, 3, on the same mesh. The element sizes around the airfoil are visible in the p = 0 solution at the top left in Figure 5. Some overshoots are visible for the linear element solution, p = 1 (top right of Figure 5). At the bottom left of Figure 5, the p = 2 solution, small kinks are visible in the element on the leading edge, which vanish for the p = 3 solution at the bottom right of Figure 5.

Advisory Report 138, AGARD (1979) 12. gov/WWW/wind/valid/archive 13. : On the turbulent friction layer for rising pressure. Technical Memorandum 1314, NACA (1951) Chapter 4 Incorporating a Discontinuous Galerkin Method into the Existing Vertex-Centered Edge-Based Finite Volume Solver Edge Sven-Erik Ekstr¨om and Martin Berggren Abstract. The discontinuous Galerkin (DG) method can be viewed as a generalization to higher orders of the finite volume method. At lowest order, the standard DG method reduces to the cell-centered finite volume method.

The coefficients μe and λe are the effective dynamic viscosity and conductivity, while ΩK and SK denote the volume and the surface of K. All quantities depending on uh in the above relations are computed from mean values of uh . Devising an effective and robust strategy to increase the CFL number as the residual decreases is not an easy task, especially for turbulent computations. The rule here proposed is essentially the result of intensive numerical experimentation and aims at controlling the evolution of CFL number on the basis of both the L∞ and the L2 norms of the residual.

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