testc.dat

matlab实例

Four bar truss (Chandrupatla pg 106)
nodes       - nnodes ndim; nodeID  x-coord  y-coord
4 2 
1   0  0  
2  40  0    
3  40 30 
4   0 30 
elements    - elem; elemID  type  propID  node1 node2
4 
1 truss2d 1 1 2 
2 truss2d 1 2 3
3 truss2d 1 1 3
4 truss2d 1 3 4  
properties  - nprop; propID  type  E A
1
1 MatTruss 29.5e6 1.0  
constraints - nconstr;constrID  nodeID  dof  value
5  
1 1 1 0
2 1 2 0   
3 2 2 0
4 4 1 0
5 4 2 0
loads       - nload; loadID  nodeID  dof  value     
2 
1 2 1  20000  
2 3 2  -25000