# This is an example file for Impact Finite Element Program # # This is a model of a simple springboard consisting of three # elements through the thickness and 4 along. # The Board is fixed rigidly at one end and loaded in the other. nodes 1 x = 0.0 y = 0.0 z = 0.0 constraint = fixed 2 x = 1.0 y = 0.0 z = 0.0 3 x = 2.0 y = 0.0 z = 0.0 4 x = 3.0 y = 0.0 z = 0.0 5 x = 4.0 y = 0.0 z = 0.0 load = end_load 6 x = 0.0 y = 1.0 z = 0.0 constraint = fixed 7 x = 1.0 y = 1.0 z = 0.0 8 x = 2.0 y = 1.0 z = 0.0 9 x = 3.0 y = 1.0 z = 0.0 10 x = 4.0 y = 1.0 z = 0.0 load = end_load 11 x = 0.0 y = 0.0 z = 0.1 constraint = fixed 12 x = 1.0 y = 0.0 z = 0.1 13 x = 2.0 y = 0.0 z = 0.1 14 x = 3.0 y = 0.0 z = 0.1 15 x = 4.0 y = 0.0 z = 0.1 load = end_load 16 x = 0.0 y = 1.0 z = 0.1 constraint = fixed 17 x = 1.0 y = 1.0 z = 0.1 18 x = 2.0 y = 1.0 z = 0.1 19 x = 3.0 y = 1.0 z = 0.1 20 x = 4.0 y = 1.0 z = 0.1 load = end_load 21 x = 0.0 y = 0.0 z = 0.2 constraint = fixed 22 x = 1.0 y = 0.0 z = 0.2 23 x = 2.0 y = 0.0 z = 0.2 24 x = 3.0 y = 0.0 z = 0.2 25 x = 4.0 y = 0.0 z = 0.2 load = end_load 26 x = 0.0 y = 1.0 z = 0.2 constraint = fixed 27 x = 1.0 y = 1.0 z = 0.2 28 x = 2.0 y = 1.0 z = 0.2 29 x = 3.0 y = 1.0 z = 0.2 30 x = 4.0 y = 1.0 z = 0.2 load = end_load 31 x = 0.0 y = 0.0 z = 0.3 constraint = fixed 32 x = 1.0 y = 0.0 z = 0.3 33 x = 2.0 y = 0.0 z = 0.3 34 x = 3.0 y = 0.0 z = 0.3 35 x = 4.0 y = 0.0 z = 0.3 load = end_load 36 x = 0.0 y = 1.0 z = 0.3 constraint = fixed 37 x = 1.0 y = 1.0 z = 0.3 38 x = 2.0 y = 1.0 z = 0.3 39 x = 3.0 y = 1.0 z = 0.3 40 x = 4.0 y = 1.0 z = 0.3 load = end_load elements of type solid_iso_6 1 nodes = [1,2,7,6,11,12,17,16] nip = 8 material = e_steel 2 nodes = [2,3,8,7,12,13,18,17] nip = 8 material = e_steel 3 nodes = [3,4,9,8,13,14,19,18] nip = 8 material = e_steel 4 nodes = [4,5,10,9,14,15,20,19] nip = 8 material = e_steel 5 nodes = [11,12,17,16,21,22,27,26] nip = 8 material = e_steel 6 nodes = [12,13,18,17,22,23,28,27] nip = 8 material = e_steel 7 nodes = [13,14,19,18,23,24,29,28] nip = 8 material = e_steel 8 nodes = [14,15,20,19,24,25,30,29] nip = 8 material = e_steel 9 nodes = [21,22,27,26,31,32,37,36] nip = 8 material = e_steel 10 nodes = [22,23,28,27,32,33,38,37] nip = 8 material = e_steel 11 nodes = [23,24,29,28,33,34,39,38] nip = 8 material = e_steel 12 nodes = [24,25,30,29,34,35,40,39] nip = 8 material = e_steel constraints of type boundary_condition fixed Vx = 0 Vy = 0 Vz = 0 Ax = 0 Ay = 0 Az = 0 materials of type elastoplastic e_steel rho = 0.0000078 E = 210 nu = 0.3 yield_stress = 0.180 EP = 0.1 # You can also try to change the material model to this # materials of type elastic # e_steel rho = 0.0000078 E = 210 nu = 0.3 loads end_load Fx = 0 Fy = 0 Fz = -0.001 Mx = 0 My = 0 Mz = 0 controls run from 0 to 0.3 print every 0.002 step