utils/truss_constraints.py

# General parameters
span = 50 # in m
angle = 0 # in degrees
n_dim = 2 # Number of dimensions
n_nod_ele = 2 # Number of nodes per element
n_par_nod = 3 # Number of parameters per node
n_par_ele = n_par_nod * n_nod_ele # Number of parameters per element

# Plot settings
n_discritizations = 10 # Number of points for plotting
n_plots = 4 # Number of plots for bridge's truss

# Columns 40x40 and beams 30x35 in cm and rods 10x10 in cm
width_beam = 0.3
height_beam = 0.35

width_column = 0.4
height_column = 0.4

width_rod = 0.1
height_rod = 0.1

# Horizontal load on columns and angle in kN and degrees
po = 100
theta = 0

# Unit weight and elastic modulus in kN/m^3 and kN/m^2
unit_weight_steel = 78.5
elastic_mod = 21*10**7
elastic_mod_rod = 21*10**7

# Shear modulus in kN/m^2
shear_mod = 8*10**6
k_shear = 0.9



################## HASHMAPS ##################

# put them all in a hashmap for easy access
width_properties = {}
height_properties = {}
unit_weight_properties = {}
elastic_mod_properties = {}

width_properties['beam'] = width_beam
width_properties['column'] = width_column
width_properties['rod'] = width_rod

height_properties['beam'] = height_beam
height_properties['column'] = height_column
height_properties['rod'] = height_rod

unit_weight_properties['beam'] = unit_weight_steel
unit_weight_properties['column'] = unit_weight_steel
unit_weight_properties['rod'] = unit_weight_steel

elastic_mod_properties['beam'] = elastic_mod
elastic_mod_properties['column'] = elastic_mod
elastic_mod_properties['rod'] = elastic_mod_rod