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run_generic_models_from_python.py
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from os.path import join as os_join
import json
from source.model.structure_model import StraightBeam
from source.analysis.analysis_controller import AnalysisController
# inputs
parameters = {}
parameters["model_parameters"] = {
"name": "GenericBuilding",
"domain_size": "3D",
"boundary_conditions": "fixed-free"}
parameters["model_parameters"]["system_parameters"]={
"element_params": {
"type": "Timoshenko",
"is_nonlinear": False
}}
parameters["model_parameters"]["system_parameters"]["material"] = {
"is_nonlinear": False,
"density": 160.0,
"youngs_modulus": 2.861e8,
"poisson_ratio": 0.1,
"damping_ratio": 0.0
}
parameters["model_parameters"]["system_parameters"]["geometry"] = {
"length_x": 180,
"number_of_elements": 3,
"defined_on_intervals": [{
"interval_bounds" : [0.0, 60.0],
"length_y": [55.0],
"length_z": [35.0],
"area" : [1925.0],
"shear_area_y" : [1605.0],
"shear_area_z" : [1605.0],
"moment_of_inertia_y" : [196510.0],
"moment_of_inertia_z" : [458260.0],
"torsional_moment_of_inertia" : [691771.0],
"outrigger" : {
"mass": 947000.0,
"stiffness_ratio_y": 5,
"stiffness_ratio_z": 5}},
{
"interval_bounds" : [60.0, 120.0],
"length_y": [45.0],
"length_z": [30.0],
"area" : [1350],
"shear_area_y" : [1125.0],
"shear_area_z" : [1125.0],
"moment_of_inertia_y" : [101250.0],
"moment_of_inertia_z" : [227813.0],
"torsional_moment_of_inertia" : [329063.0],
"outrigger" : {
"mass": 846000.0,
"stiffness_ratio_y": 5,
"stiffness_ratio_z": 5}},
{
"interval_bounds" : [120.0, "End"],
"length_y": [35.0],
"length_z": [25.0],
"area" : [875.0],
"shear_area_y" : [729.0],
"shear_area_z" : [729.0],
"moment_of_inertia_y" : [45573.0],
"moment_of_inertia_z" : [89323.0],
"torsional_moment_of_inertia" : [134896.0],
"outrigger" : {
"mass": 846000.0,
"stiffness_ratio_y": 5,
"stiffness_ratio_z": 5}}]
}
parameters["optimization_parameters"] = {
"adapt_for_target_values": {
"density_for_total_mass": 38880000.0,
"geometric_properties_for": {
"help": "first entry: sway_y, second entry: sway_z, -1: shear, +1: bending",
"partition_shear_bending": [-1, 1],
"consider_decomposed_modes": ["sway_z","sway_y", "torsional"],
"corresponding_mode_ids" : [1, 1, 1],
"corresponding_eigenfrequencies": [0.23,0.20,0.40]}}
}
parameters["analyses_parameters"] = {
"global_output_folder" : "some/path",
"model_properties": {
"write": True,
"plot":True
}}
parameters["analyses_parameters"]["report_options"] = {
"combine_plots_into_pdf" : True,
"display_plots_on_screen" : False,
"use_skin_model" : True
}
parameters["analyses_parameters"]["skin_model_parameters"] = {
"geometry": [ [0, -22.5, -15.0], [0, -22.5, 15], [0, 22.5, 15],
[0, 22.5, -15]
],
"contour_density": 1,
"record_animation": True,
"visualize_line_structure": True,
"beam_direction": "x",
"scaling_vector": [1.0, 1.0 , 1.0, 1.0, 1.0, 1.0, 1.0],
"eigenmode_scaling_factor" : 1e5,
"dynamic_scaling_factor" : 1e3
}
parameters["analyses_parameters"]["runs"] = [{
"type": "eigenvalue_analysis",
"settings": {
"normalization": "mass_normalized"},
"input":{},
"output":{
"eigenmode_summary": {
"write" : True,
"plot" : True},
"eigenmode_identification": {
"write" : True,
"plot" : True},
"selected_eigenmode": {
"plot_mode": [1,2,3],
"write_mode": [1,2,3],
"animate_mode": [1],
"animate_skin_model": [1]},
"selected_eigenmode_range": {
"help": "maximum 4 modes per range at a time",
"considered_ranges": [[1,2]],
"plot_range": [True, True],
"write_range": [True, False]}
}
}]
parameters["analyses_parameters"]["runs"].append(dict({"type" : "dynamic_analysis",
"settings": {
"solver_type": "Linear",
"run_in_modal_coordinates": False,
"time":{
"integration_scheme": "GenAlpha",
"start": 0.0,
"end": 600.0,
"step" : 0.02},
"intial_conditions": {
"displacement": "None",
"velocity": "None",
"acceleration" : "None"
}},
"input": {
"help":"provide load file in the required format",
"file_path": "input/force/generic_building/dynamic_force_4_nodes.npy"
},
"output":{
"selected_instance": {
"plot_step": [1500, 2361],
"write_step": [3276],
"plot_time": [30.5, 315.25],
"write_time": [450.15]
},
"animate_time_history" : True,
"animate_skin_model_time_history": True,
"kinetic_energy": {
"write": True,
"plot": True
},
"skin_model_animation_parameters":{
"start_record": 160,
"end_record": 200,
"record_step": 10
},
"selected_dof": {
"dof_list": [1, 2, 0, 4, 5, 3,
-5,
-4,
-2,
-1],
"help": "result type can be a list containing: reaction, ext_force, displacement, velocity, acceleration",
"result_type": [["reaction"], ["reaction"], ["reaction"], ["reaction"], ["reaction"], ["reaction"],
["displacement", "velocity", "acceleration"],
["displacement", "velocity", "acceleration"],
["displacement", "velocity", "acceleration"],
["displacement", "velocity", "acceleration"]],
"plot_result": [[True], [True], [True], [True], [True], [True],
[True, True, True],
[True, True, True],
[True, False, True],
[True, False, True]],
"write_result": [[False],[False],[False],[True],[True],[True],
[True, False, True],
[True, False, True],
[True, False, True],
[True, False, True]]
}
}
}))
parameters["analyses_parameters"]["runs"].append(dict({
"type" : "static_analysis",
"settings": {},
"input":{
"help":"provide load file in the required format - either some symbolic generated or time step from dynamic",
"file_path": "input/force/generic_building/dynamic_force_4_nodes.npy",
"is_time_history_file" : True,
"selected_time_step" : 15000
},
"output":{
"plot": ["deformation", "forces"],
"write": ["deformation"],
"selected_dof": {
"dof_list": [0, 1, 2, 3, 4, 5,
-6, -5, -4, -3, -2, -1],
"help": "result type can be a list containing: reaction, force, displacement",
"result_type": [["reaction", "force"],
["reaction", "force"],
["reaction", "force"],
["reaction", "force"],
["reaction", "force"],
["reaction", "force"],
["force", "displacement"],
["force", "displacement"],
["force", "displacement"],
["force", "displacement"],
["force", "displacement"],
["force", "displacement"]],
"write_result": [[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True],
[True, True]]
}
}
}))
# create initial model
beam_model = StraightBeam(parameters['model_parameters'])
# additional changes due to optimization
if 'optimization_parameters' in parameters:
# return the model of the optimizable instance to preserve what is required by analyzis
from source.model.optimizable_structure_model import OptimizableStraightBeam
beam_model = OptimizableStraightBeam(
beam_model, parameters['optimization_parameters']['adapt_for_target_values']).model
else:
print('No need found for adapting structure for target values')
# ==============================================
# Analysis wrapper
analyses_controller = AnalysisController(
beam_model, parameters['analyses_parameters'])
analyses_controller.solve()
analyses_controller.postprocess()