mesh generation notes (finite element methods)

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block

3. Identify edges to be merged

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block

3. Identify edges to be merged

4. Decide no. of elements in each block

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block

3. Identify edges to be merged

4. Decide no. of elements in each block

5. Numbering all nodes 1-N

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block

3. Identify edges to be merged4. Decide no. of elements in each block

5. Numbering all nodes 1-N

6. initialize label of all nodes as -1

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block3. Identify edges to be merged4. Decide no. of elements in each block

5. Numbering all nodes 1-N6. initialize label of all nodes as -1

7. For nodes in void blocks, Put label = 0

1. Map any arbitrary shape to a rectangular array of blocks

2. Identify void block3. Identify edges to be merged4. Decide no. of elements in each block5. Numbering all nodes 1-N6. initialize label of all nodes as -17. For nodes in void blocks, Put label = 08. For points to be merged, label of

higher numbered node = point no. of lower numbered node

1. Map any arbitrary shape to a rectangular array of blocks2. Identify void block3. Identify edges to be merged4. Decide no. of elements in each block5. Numbering all nodes 1-N6. initialize label of all nodes as -17. For nodes in void blocks, Put label = 0

8. For points to be merged, label of higher numbered node = point no. of lower numbered node

9. Start assigning node numbers

10.(if label-of-point<0) node-no=NN, NN=NN+1

1. Map any arbitrary shape to a rectangular array of blocks2. Identify void block3. Identify edges to be merged4. Decide no. of elements in each block5. Numbering all nodes 1-N6. initialize label of all nodes as -17. For nodes in void blocks, Put label = 08. For points to be merged, label of higher numbered node = point

no. of lower numbered node

9. Start assigning node numbers10.(if label-of-point<0) node-no=NN,

NN=NN+1

11.(if label-of-point>0) node-no=node no of point no is labeled

1. Map any arbitrary shape to a rectangular array of blocks2. Identify void block3. Identify edges to be merged4. Decide no. of elements in each block5. Numbering all nodes 1-N6. initialize label of all nodes as -17. For nodes in void blocks, Put label = 08. For merge.., label of higher no. node = point no. of lower no. node9. Start assigning node numbers

10.(if label-of-point<0) node-no=NN, NN=NN+1

11.(if label-of-point>0) node-no=node no of point no is labeled

12.N(Point)=N(L(Point))