Read e-book online Boundary Elements and Other Mesh Reduction Methods XXX (Wit PDF

By C. A. Brebbia, L. Skerget

ISBN-10: 1845641213

ISBN-13: 9781845641214

This booklet includes papers offered on the 30th overseas convention on Boundary components and different Mesh relief tools. The lawsuits include papers on virtually all significant advancements in Boundary parts, together with the newest MRM suggestions, grouped less than the subsequent themes: Meshless strategies; Advances in Mesh aid equipment; complex formulations; complex structural purposes; warmth and mass move; electric engineering and electromagnetics; Fluid move; Computational options; Dynamics and vibrations; harm mechanics and fracture; fabric characterization; rising purposes. The publication will be of curiosity to engineers and scientists in the components of numerical research, boundary parts and meshless equipment.

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Additional info for Boundary Elements and Other Mesh Reduction Methods XXX (Wit Transactions on Modelling and Simulation)

Example text

Namely, the first analysis is that of the flow, and the second is that of the DO concentration around a DO-supplying machine in a water reservoir. 1 Flow velocity in a model Figure 2 is an illustration of the velocity vectors caused by a DO-supplying machine in a reservoir model visualised using aluminium flakes, a strobe light, and a digital VTR. In the area neighbouring the outflow point, the velocity vectors in the horizontal direction were distinguished, and the values of the velocities were larger than those in other areas.

The mesh has 50 elements in the x axis and 40 elements in y axis. The mesh was refined in the vicinity of solid walls with refinement factor 4. On the inlet the uniform velocity was prescribed (vx=0=1m/s) normal to the inlet boundary. H=1 y x L=10 Figure 1: Geometry and mesh of the problem. A general type of the boundary condition for the microrotation on the no slip walls for the 2D planar problem was proposed by Rees and Bassom [9]: 0 1 (25) where 1/2 indicates weakly concentrated suspensions (Jenna and Mathur [10]), 1 indicates turbulent shear flows (Peddieson [11]) and 0 is called strong concentrated suspensions (Guram and Smith [12]).

Com, ISSN 1743-355X (on-line) Boundary Elements and Other Mesh Reduction Methods XXX 33 Boundary element method for micropolar fluid flow in a channel M. Zadravec, M. Hriberšek & L. Škerget University of Maribor, Faculty of Mechanical Engineering, Slovenia Abstract The contribution deals with numerical simulation of micropolar fluid flow in channel, describing flow of suspensions with rigid and underformable particles with own rotation. The micropolar fluid flow theory is incorporated into the framework of a velocity-vorticity formulation of Navier-Stokes equations.

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Boundary Elements and Other Mesh Reduction Methods XXX (Wit Transactions on Modelling and Simulation) by C. A. Brebbia, L. Skerget


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