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The Meccano Method for Tetrahedral Mesh Generation over Terrain MEC y FEDER Projects: CGL2011-29396-C03-01.

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Presentation on theme: "The Meccano Method for Tetrahedral Mesh Generation over Terrain MEC y FEDER Projects: CGL2011-29396-C03-01."— Presentation transcript:

1 http://www.dca.iusiani.ulpgc.es/proyecto2012-2014 The Meccano Method for Tetrahedral Mesh Generation over Terrain MEC y FEDER Projects: CGL2011-29396-C03-01 E. Rodríguez (1), A. Oliver (2), R. Montenegro (1)*, J.M. Escobar (1), J.M. Cascón (3), J.C. González (1) (1)University Institute SIANI, University of Las Palmas de Gran Canaria, Spain (2)LaCán, Polytechnic University of Catalonia, Barcelona, Spain (3)Department of Economics and History of Economics, University of Salamanca, Spain AEMET, 17–18 May 2012, Madrid, Spain

2 Madrid: Centro Nacional de Información Geográfica, step 25 m http://www.cnig.es/ Meccano Method for Tetrahedral Mesh Generation (X min,Y min )=(372300,4446800) (X max,Y max )=(512400,4575900) 140 km 130 km

3 The Mesh Generation Code (Prototype) Meccano Method for Tetrahedral Mesh Generation

4 The Mesh Generation Code (Prototype) Meccano Method for Tetrahedral Mesh Generation

5 Madrid: Elevation between 416 m and 2430 m Meccano Method for Tetrahedral Mesh Generation

6 Madrid: 171911 nodes on the terrain surface Meccano Method for Tetrahedral Mesh Generation

7 Madrid: Elevation between 416 m and 2430 m Meccano Method for Tetrahedral Mesh Generation

8 Madrid: 171911 nodes on the terrain surface Meccano Method for Tetrahedral Mesh Generation

9 Madrid: Transient triangulation of the 3-D domain surface Meccano Method for Tetrahedral Mesh Generation

10 Madrid: 3-D domain; the upper plane is placed at 10 km Meccano Method for Tetrahedral Mesh Generation

11 Madrid: Tetrahedral mesh with 824.379 nodes and 3.569.164 tetrahedra q min = 0.17 ; q mean = 0.77 ; only 3 tetrahedra with q < 0.3 con solo 3 elementos por debajo de 0.3. Meccano Method for Tetrahedral Mesh Generation

12 Application to Gran Canaria Island Meccano Method for Tetrahedral Mesh Generation

13 Gran Canaria: La Isleta Meccano Method for Tetrahedral Mesh Generation

14 Gran Canaria: La Isleta Meccano Method for Tetrahedral Mesh Generation

15 Gran Canaria: La Isleta Meccano Method for Tetrahedral Mesh Generation

16 Gran Canaria: Stack of Jinámar Meccano Method for Tetrahedral Mesh Generation

17 La Palma Island The Meccano Method for Tetrahedral Mesh Generation

18 La Palma Island The Meccano Method for Tetrahedral Mesh Generation

19 Building insertion on a plane The Meccano Method for Tetrahedral Mesh Generation

20 Stack insertion on a ramp The Meccano Method for Tetrahedral Mesh Generation

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