# print(mdl.check_node_exists(xyz=[5, 5, 0])) # print(mdl.node_bounds()) # print(mdl.elements[3]) # print(mdl.elements[3].nodes) # print(mdl.element_count()) # print(mdl.element_index) # print(mdl.check_element_exists(nodes=[2, 3])) rhino.add_sets_from_layers(mdl, layers=['supports', 'loads']) # print(mdl.sets['trusses']) # print(mdl.sets['supports']) # print(mdl.sets['loads']) mdl.add(Steel(name='steel', fy=355)) # print(mdl.materials['steel']) mdl.add(TrussSection(name='section', A=0.001)) # print(mdl.sections['section']) mdl.add( ElementProperties(name='property', material='steel', section='section', elset='trusses')) # print(mdl.element_properties['property'])
# Structure mdl = Structure(name='block_tets', path='C:/Temp/') # Tetrahedrons mesh = rs.ObjectsByLayer('base_mesh')[0] rhino.add_tets_from_mesh(mdl, name='elset_tets', mesh=mesh, volume=10**(-4)) # Sets rhino.add_sets_from_layers(mdl, layers=['nset_base', 'nset_top']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=10 * 10**9, v=0.3, p=1)) # Sections mdl.add(SolidSection(name='sec_solid')) # Properties mdl.add( Properties(name='ep_tets', material='mat_elastic', section='sec_solid', elset='elset_tets')) # Displacementss
mdl = Structure(name='beam_simple', path=compas_vibro.TEMP + '/') # Elements filepath = os.path.join(compas_vibro.DATA, 'network_10x10.json') network = Network.from_json(filepath) mdl.add_nodes_elements_from_network(network=network, element_type='BeamElement', elset='elset_lines', axes={'ex': [0, 0, 1]}) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=20 * 10**9, v=0.3, p=1500)) # Sets mdl.add_set(name='load_pts', selection=[15, 14], type='node') # Section mdl.add(CircularSection(name='cirsec', r=.05)) mdl.add( Properties(name='ep', material='mat_elastic', section='cirsec', elset='elset_lines')) # Displacements
blender.add_nodes_elements_from_layers( mdl, layers=['elset_top_plate', 'elset_bot_plate'], mesh_type='ShellElement') blender.add_nodes_elements_from_layers(mdl, layers='elset_ties', line_type='TrussElement') # Sets blender.add_nsets_from_layers(mdl, layers=['nset_supports', 'nset_load']) # Materials mdl.add([ Steel(name='mat_steel', fy=355), Concrete(name='mat_concrete', fck=90), ]) # Sections mdl.add([ ShellSection(name='sec_plate', t=0.005), TrussSection(name='sec_tie', A=0.25 * 3.142 * 0.008**2), SolidSection(name='sec_solid'), ]) # Properties mdl.add([ Properties(name='ep_plate1', material='mat_steel',
zmin, zmax = mdl.node_bounds()[2] nodes_top = [i for i, node in mdl.nodes.items() if node.z > zmax - 0.010] nodes_bot = [i for i, node in mdl.nodes.items() if node.z < zmin + 0.010] mdl.add_set(name='nset_top', type='node', selection=nodes_top) mdl.add_set(name='nset_bot', type='node', selection=nodes_bot) #print(mdl.sets['nset_top']) #print(mdl.sets['nset_bot']) mdl.add([ ElasticIsotropic(name='mat_elastic', E=50 * 10**9, v=0.3, p=1), SolidSection(name='sec_solid'), ElementProperties(name='ep_tets', material='mat_elastic', section='sec_solid', elset='mesh_tets'), PinnedDisplacement(name='disp_pinned', nodes='nset_bot'), PointLoad(name='load_top', nodes='nset_top', y=20000, z=10000), GeneralStep(name='step_bc', displacements='disp_pinned'), GeneralStep(name='step_load', loads='load_top'), ]) mdl.steps_order = ['step_bc', 'step_load'] mdl.summary() mdl.analyse_and_extract(software='abaqus', fields=['u', 's']) rhino.plot_data(mdl, step='step_load', field='um') rhino.plot_data(mdl, step='step_load', field='smises') #rhino.plot_voxels(mdl, step='step_load', field='um', vdx=0.100)
# print('Check element with nodes 0-1: ', mdl.check_element_exists([0, 1])) # Add sets mdl.add_set(name='nset_base', type='node', selection=[0, 1, 2, 3]) mdl.add_set(name='nset_top', type='node', selection=[4]) mdl.add_set(name='elset_beams', type='element', selection=[0, 1, 2, 3]) mdl.add_set(name='elset_shell', type='element', selection=[4]) # print('Set: nset_base: ', mdl.sets['nset_base']) # print('Set: elset_shell: ', mdl.sets['elset_shell']) # Add sections mdl.add([ CircularSection(name='sec_circ', r=0.010), ShellSection(name='sec_shell', t=0.005), ]) # print('Section geometry: ', mdl.sections['sec_circ'].geometry) # Add materials mdl.add(ElasticIsotropic(name='mat_elastic', E=10 * 10**9, v=0.3, p=1500)) # print('Material E: ', mdl.materials['mat_elastic'].E) # Add element properties mdl.add([ Properties(name='ep_circ', material='mat_elastic',
mdl = Structure(name='mesh_plate', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers='elset_mesh') # Sets rhino.add_sets_from_layers(mdl, layers=['nset_load', 'nset_left', 'nset_right']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=75 * 10**9, v=0.3, p=2700)) # Sections mdl.add(ShellSection(name='sec_plate', t=0.020)) # Properties mdl.add( Properties(name='ep_plate', material='mat_elastic', section='sec_plate', elset='elset_mesh')) # Displacements
mdl = Structure(name='mesh_principal', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers='elset_mesh') # Sets rhino.add_sets_from_layers(mdl, layers='nset_pins') # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=10**12, v=0.3, p=1000)) # Sections mdl.add(ShellSection(name='sec_plate', t=1)) # Properties mdl.add( Properties(name='ep_plate', material='mat_elastic', section='sec_plate', elset='elset_mesh')) # Displacements
layers='elset_floor', mesh_type='ShellElement') blender.add_nodes_elements_from_layers(mdl, layers='elset_ties', line_type='TrussElement') # Sets blender.add_nsets_from_layers(mdl, layers=['nset_corner1', 'nset_corner2']) edges = [i for i in mdl.nodes if mdl.nodes[i].z < 0.001] mdl.add_set(name='nset_edges', type='node', selection=edges) # Materials mdl.add([ Concrete(name='mat_concrete', fck=90, fr=[1.16, 0.15]), Steel(name='mat_steel', fy=355), ]) # Sections mdl.add([ ShellSection(name='sec_floor', t=0.050), TrussSection(name='sec_ties', A=pi * 0.25 * 0.030**2), ]) # Properties mdl.add([ Properties(name='ep_floor', material='mat_concrete', section='sec_floor',
mdl = Structure(name='beam_bench', path=compas_fea.TEMP) # Nodes and Elements xyz = [[0, 0, 0], [1, 0, 0]] nodes = mdl.add_nodes(xyz) beam = mdl.add_element(nodes, 'BeamElement', axes={'ex': [0, 1, 0]}) # Sets elset_beams = mdl.add_set('elset_beams', 'element', [beam]) # Materials mdl.add(Steel(name='mat_steel')) # Sections mdl.add(RectangularSection(name='sec_pipe', b=0.05, h=0.1)) # Properties mdl.add( Properties(name='ep_beam', material='mat_steel', section='sec_pipe', elset='elset_beams')) # Displacements
rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers=['elset_ribs', 'elset_vault']) rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', layers='elset_stiff') rhino.add_nodes_elements_from_layers(mdl, line_type='TrussElement', layers='elset_ties') # Sets rhino.add_sets_from_layers(mdl, layers=['nset_corner1', 'nset_corner2']) edges = [i for i in mdl.nodes if mdl.nodes[i].z < 0.001] mdl.add_set(name='nset_edges', type='node', selection=edges) # Materials mdl.add([ Concrete(name='mat_concrete', fck=90, fr=[1.16, 0.15]), Stiff(name='mat_stiff', E=10**12), Steel(name='mat_steel', fy=355), ]) # Sections mdl.add([ ShellSection(name='sec_ribs', t=0.020), ShellSection(name='sec_vault', t=0.050), RectangularSection(name='sec_stiff', b=1, h=1), TrussSection(name='sec_ties', A=pi*0.25*0.030**2), ]) # Properties mdl.add([
mdl = Structure(name='beam_frame', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', layers='elset_lines') # Sets rhino.add_sets_from_layers(mdl, layers=['nset_left', 'nset_right']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=210 * 10**9, v=0.3, p=7500)) # Sections mdl.add(RectangularSection(name='sec_beam', b=1, h=1)) # Properties mdl.add( Properties(name='ep_beam', material='mat_elastic', section='sec_beam', elset='elset_lines')) # Displacements
mdl = Structure(name='spring_simple', path='C:/Temp/') # Elements springs = ['spring_bot_left', 'spring_bot_right', 'spring_top_left', 'spring_top_right'] rhino.add_nodes_elements_from_layers(mdl, line_type='SpringElement', layers=springs) # Sets rhino.add_sets_from_layers(mdl, layers=['pins', 'middle']) # Sections mdl.add([ SpringSection(name='spring_elastic', stiffness={'axial': 10000}), SpringSection(name='spring_soft', stiffness={'axial': 1000}), ]) # Properties mdl.add([ Properties(name='ep_bl', section='spring_elastic', elset='spring_bot_left'), Properties(name='ep_br', section='spring_soft', elset='spring_bot_right'), Properties(name='ep_tl', section='spring_elastic', elset='spring_top_left'), Properties(name='ep_tr', section='spring_elastic', elset='spring_top_right'), ]) # Displacements mdl.add([ PinnedDisplacement(name='disp_pins', nodes='pins'),
# Structure mdl = Structure(name='beam_shell_rhino', path='C:/Temp/') # Elements layers = ['beams', 'shell'] rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', mesh_type='ShellElement', layers=layers) # Sets rhino.add_sets_from_layers(mdl, layers=['supports']) # Materials mdl.add(ElasticIsotropic(name='mat_1', E=20*10**9, v=0.3, p=1500)) mdl.add(ElasticIsotropic(name='mat_2', E=30*10**9, v=0.3, p=1500)) # Sections mdl.add(RectangularSection(name='bsec', b=0.1, h=.2)) mdl.add(Properties(name='ep_1', material='mat_1', section='bsec', elsets=['beams'])) mdl.add(ShellSection(name='ssec', t=.1)) mdl.add(Properties(name='ep_2', material='mat_2', section='ssec', elsets=['shell'])) # Displacements mdl.add([FixedDisplacement(name='supports', nodes='supports')]) # Loads
mdl = Structure(name='mesh_mould', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers=['elset_wall', 'elset_plinth']) # Sets rhino.add_sets_from_layers(mdl, layers=['nset_fixed', 'nset_loads']) # Materials mdl.add([ Concrete(name='mat_concrete', fck=40), Steel(name='mat_rebar', fy=500), ]) # Sections mdl.add([ ShellSection(name='sec_wall', t=0.150), ShellSection(name='sec_plinth', t=0.300), ]) # Properties reb_plinth = { 'p_u1': { 'pos': +0.130, 'spacing': 0.100,
def compute_compas_fea(file_path, load_path, fea_engine='abaqus', recompute=True): """ Use abaqus (via compas_fea) to perform elastic FEA on the given frame under a given load case. If no load path is specified, elemental gravity will be assumbed to be applied. Parameters ---------- file_path : string full path to the frame shape's json file. load_path : type full path to the load case's json file. Returns ------- nD: dict Reactional nodal displacement key is the node id. value is (nodal_id, dx, dy, dz, theta_x, theta_y, theta_z). fR: dict Fixities reaction force, moment. key is the nodal id. value is [Fxyz, Mxyz] in the global axes. eR: dict Element-wise reaction force, moment (two ends). key is the element id. (Fxyz_1, Mxyz_1, Fxyz_2, Mxyz_2) """ root_dir = os.path.dirname(os.path.abspath(__file__)) temp_dir = os.path.join(root_dir, 'compas_fea-temp') if not os.path.exists(temp_dir): os.makedirs(temp_dir) file_json_name = file_path.split(os.sep)[-1] file_name = file_json_name.split('.')[0] print('compas_fea initing: file name {}'.format(file_name)) if not recompute: nD, fR, eR = parse_abaqus_result_json(file_name, temp_dir) return nD, fR, eR with open(file_path, 'r') as f: json_data = json.loads(f.read()) load_json_data = {} if load_path: with open(load_path, 'r') as f: load_json_data = json.loads(f.read()) # init an empty structure mdl = Structure(name=file_name, path=os.path.join(temp_dir, '')) # nodes mdl.add_nodes(nodes=parse_frame_nodes(json_data)) # elements elements = parse_elements(json_data) # align local axes with conmech sc = stiffness_checker(json_file_path=file_path, verbose=False) e_rot_mats = sc.get_element_local2global_rot_matrices() assert len(e_rot_mats) == len(elements) for e, mat in zip(elements, e_rot_mats): # compas_fea local axis convention is differrent to the one used in conmech: # in compas_fea # 'ex' axis represents the cross-section’s major axis # 'ey' is the cross-section’s minor axis # 'ez' is the axis along the element # TODO: this numpy array to list conversion # is essential to make compas_fea work... ez = list(mat[0][0:3]) # conmech longitude axis ex = list(mat[1][0:3]) # conmech cross sec major axis ey = list(mat[2][0:3]) # conmech cross sec minor axis mdl.add_element(nodes=e, type='BeamElement', axes={'ex': ex, 'ey': ey, 'ez': ez}) # print(mdl.elements[mdl.check_element_exists(nodes=e)]) assert_equal(mdl.element_count(), len(elements)) # Sets # just convenient aliases for referring to a group of elements mdl.add_set(name='elset_all', type='element', selection=list(range(mdl.element_count()))) mdl.add_set(name='nset_all', type='node', selection=list(range(mdl.node_count()))) fixities = parse_fixties(json_data) mdl.add_set(name='nset_fix', type='node', selection=[f[0] for f in fixities]) if load_json_data: pt_loads, include_sw = parse_load_case(load_json_data) # mdl.add_set(name='nset_pt_load', type='node', selection=[l[0] for l in pt_loads]) else: pt_loads = [] include_sw = True if pt_loads: mdl.add_set(name='nset_v_load_all', type='node', selection=[pl[0] for pl in pt_loads]) # Materials # Young’s modulus E [in units of Pa] # Poisson’s ratio v and density p [kg per cubic metre]. mat_json = json_data['material_properties'] mat_name = 'mat_' + mat_json['material_name'] E_scale = parse_pressure_scale_conversion(mat_json['youngs_modulus_unit']) p_scale = parse_density_scale_conversion(mat_json['density_unit']) mdl.add(ElasticIsotropic(name=mat_name, E=E_scale * mat_json['youngs_modulus'], v=mat_json['poisson_ratio'], p=p_scale * mat_json['density'])) # G_scale = parse_pressure_scale_conversion(mat_json['shear_modulus_unit']) # print('{}, {}'.format(mdl.materials['mat_' + mat_json['material_name']].G, G_scale * mat_json['shear_modulus'])) # assert_almost_equal(mdl.materials['mat_' + mat_json['material_name']].G['G'], G_scale * mat_json['shear_modulus']) # print('-----------material') # print(mdl.materials[mat_name]) # Sections # SI units should be used, this includes the use of metres m for cross-section dimensions, not millimetres mm. sec_name = 'sec_circ' mdl.add(CircularSection(name=sec_name, r=parse_circular_cross_sec_radius(json_data))) # print('-----------cross section') # print(mdl.sections[sec_name]) # Properties, associate material & cross sec w/ element sets mdl.add(Properties(name='ep_all', material=mat_name, section=sec_name, elset='elset_all')) # Displacements # pin supports for i, fix in enumerate(fixities): f_dof = [] for j in range(6): if fix[j+1] == 1: f_dof.append(0) else: f_dof.append(None) mdl.add(GeneralDisplacement(name='disp_fix_'+str(i), nodes=[fix[0]], x=f_dof[0], y=f_dof[1], z=f_dof[2], xx=f_dof[3], yy=f_dof[4], zz=f_dof[5])) # print('-----------fixities') # for i in range(len(fixities)): # print(mdl.displacements['disp_fix_'+str(i)]) # Loads if pt_loads: mdl.add([PointLoad(name='load_v_'+str(i), nodes=[pl[0]], x=pl[1], y=pl[2], z=pl[3], xx=pl[4], yy=pl[5], zz=pl[6]) for i, pl in enumerate(pt_loads)]) if include_sw: mdl.add(GravityLoad(name='load_gravity', elements='elset_all')) else: mdl.add(GravityLoad(name='load_gravity', elements='elset_all')) # print('-----------loads') # print(mdl.loads['load_gravity']) # for i in range(len(pt_loads)): # print(mdl.loads['load_v_'+str(i)]) # Steps loads_names = [] if pt_loads: loads_names.extend(['load_v_'+str(i) for i in range(len(pt_loads))]) if include_sw: loads_names.append('load_gravity') mdl.add([ GeneralStep(name='step_bc', displacements=['disp_fix_'+str(i) for i in range(len(fixities))]), GeneralStep(name='step_loads', loads=loads_names) ]) # a boundary condition step such as 'step_bc' above, should always be applied as the first step to prevent rigid body motion mdl.steps_order = ['step_bc', 'step_loads'] # Summary mdl.summary() # Run # node # 'u': nodal displacement: ux, uy, uz, um (magnitude) # 'ur': nodal rotation # 'rf': reaction force # 'cf': concentrated force (external load) # 'cm': concentrated moment (external load) # element # 's': beam stress (conmech cannot compute this at # version 0.1.1) # For beam, the following values are evaluated # at the "integration point" 'ip1' (middle point) # and pts along the axis: 'sp3, sp7, sp11, sp15' # sxx: axial # syy: hoop # sxy: torsion # smises: Von Mises # smaxp: max principal # sminp: min principal # 'sf': beam section force # sf1: axial # sf2: shear x # sf3: shear y if fea_engine == 'abaqus': mdl.analyse_and_extract(software='abaqus', fields=['u', 'ur', 'rf', 'rm', 'sf'], ndof=6, output=True) nD, fR, eR = parse_abaqus_result_json(file_name, temp_dir) elif fea_engine == 'opensees': mdl.analyse_and_extract(software='opensees', fields=['u'], exe=OPENSEES_PATH, ndof=6, output=True, save=True) raise NotImplementedError('opensees from compas_fea is not fully supported at this moment...') nD = {} fR = {} eR = {} # nD = mdl.get_nodal_results(step='step_load', field='ux', nodes='nset_all') print(mdl.results) else: raise NotImplementedError('FEA engine not supported!') return nD, fR, eR
# Structure mdl = Structure(name='mesh_modal_from_mesh', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers='elset_concrete', pA=100) rhino.add_nodes_elements_from_layers(mdl, mesh_type='MassElement', layers='elset_mass',pA=1000) # Sets rhino.add_sets_from_layers(mdl, layers='nset_pins') # Materials mdl.add(ElasticIsotropic(name='mat_concrete', E=40*10**9, v=0.2, p=2400)) # Sections mdl.add([ShellSection(name='sec_concrete', t=0.250), MassSection(name='sec_mass')]) # Properties mdl.add([Properties(name='ep_concrete', material='mat_concrete', section='sec_concrete', elset='elset_concrete'), Properties(name='ep_mass', section='sec_mass', elset='elset_mass')]) # Displacements mdl.add(PinnedDisplacement(name='disp_pinned', nodes='nset_pins'))
# Elements network = rhino.network_from_lines(layer='elset_lines') mdl.add_nodes_elements_from_network(network=network, element_type='BeamElement', elset='elset_lines', axes={'ex': [0, -1, 0]}) # Sets rhino.add_sets_from_layers(mdl, layers=['nset_left', 'nset_right', 'nset_weights']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=20 * 10**9, v=0.3, p=1500)) # Sections _, ekeys, L, Lt = rhino.ordered_network(mdl, network=network, layer='nset_left') for i, Li in zip(ekeys, L): ri = (1 + Li / Lt) * 0.020 sname = 'sec_{0}'.format(i) mdl.add(CircularSection(name=sname, r=ri)) mdl.add( Properties(name='ep_{0}'.format(i), material='mat_elastic', section=sname,
rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', layers='elset_ends') # Sets ymin, ymax = mdl.node_bounds()[1] nodes_top = [i for i, node in mdl.nodes.items() if node.y > ymax - 0.01] nodes_bot = [i for i, node in mdl.nodes.items() if node.y < ymin + 0.01] mdl.add_set(name='nset_top', type='node', selection=nodes_top) mdl.add_set(name='nset_bot', type='node', selection=nodes_bot) # Materials mdl.add([ Concrete(name='mat_concrete', fck=90), Steel(name='mat_steel', fy=355), ]) # Sections mdl.add([ ShellSection(name='sec_mesh', t=0.004), TrussSection(name='sec_ties', A=0.25 * pi * 0.010**2), RectangularSection(name='sec_ends', b=0.030, h=0.030), ]) # Properties mdl.add([ Properties(name='ep_mesh', material='mat_concrete',
# Sets ymin, ymax = mdl.node_bounds()[1] top = [i for i, node in mdl.nodes.items() if node.y > ymax - 0.001] bot = [i for i, node in mdl.nodes.items() if node.y < ymin + 0.001] mdl.add_set(name='nset_top', type='node', selection=top) mdl.add_set(name='nset_bot', type='node', selection=bot) # Materials MPa = 10**6 GPa = 10**9 mdl.add([ ElasticPlastic(name='mat_1', E=100*GPa, v=0.3, p=1, f=[100*MPa, 100*MPa], e=[0, 1]), ElasticPlastic(name='mat_2', E=150*GPa, v=0.3, p=1, f=[150*MPa, 150*MPa], e=[0, 1]), ElasticPlastic(name='mat_3', E=200*GPa, v=0.3, p=1, f=[900*MPa, 900*MPa], e=[0, 1]), ]) # Sections mdl.add([ SolidSection(name='sec_solid'), ShellSection(name='sec_membrane', t=0.002), RectangularSection(name='sec_rectangle', b=0.002, h=0.002), ]) # Properties rebar = { 'top': {'pos': +0.001, 'spacing': 0.010, 'material': 'mat_3', 'dia': 0.002, 'angle': 0},
mdl = Structure(name='truss_tower', path='C:/Temp/') # Elements blender.add_nodes_elements_from_layers(mdl, line_type='TrussElement', layers='elset_truss') # Sets blender.add_nsets_from_layers(mdl, layers=['nset_pins', 'nset_top']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=200 * 10**9, v=0.3, p=7850)) # Sections mdl.add(TrussSection(name='sec_truss', A=0.0001)) # Properties mdl.add( Properties(name='ep_truss', material='mat_elastic', section='sec_truss', elset='elset_truss')) # Displacements
rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers=['elset_mesh', 'elset_plates']) rhino.add_nodes_elements_from_layers(mdl, line_type='TrussElement', layers=['elset_tie']) # Sets rhino.add_sets_from_layers(mdl, layers=['nset_pin', 'nset_roller']) # Materials mdl.add([ Concrete(name='mat_concrete', fck=50), Steel(name='mat_steel', fy=460), ]) # Sections mdl.add([ ShellSection(name='sec_planar', t=0.050), TrussSection(name='sec_tie', A=0.0001), ]) # Properties mdl.add([ Properties(name='ep_planar', material='mat_concrete', section='sec_planar',
mdl = Structure(name='meshpillow_from_rhino', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers=['mesh']) # Sets rhino.add_sets_from_layers(mdl, layers=['supports', 'lpts1', 'lpts2']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=20 * 10**9, v=0.3, p=1500)) # Sections mdl.add(ShellSection(name='sec_shell', t=0.050)) # Properties mdl.add( Properties(name='ep_shell', material='mat_elastic', section='sec_shell', elset='mesh')) # Displacements
# Extrude nz = 20 rhino.mesh_extrude(mdl, guid=rs.ObjectsByLayer('base_mesh'), layers=nz, thickness=1. / nz, blocks_name='elset_blocks') # Sets rhino.add_sets_from_layers(mdl, layers=['nset_load', 'nset_supports']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=10**(10), v=0.3, p=1)) # Sections mdl.add(SolidSection(name='sec_solid')) # Properties mdl.add( Properties(name='ep_solid', material='mat_elastic', section='sec_solid', elset='elset_blocks')) # Displacements
xyz = [[0, 0, 0], [1, 0, 0], [2, 0, 0], [0, 1, 0], [1, 1, 0], [2, 1, 0], [0, 2, 0], [1, 2, 0], [2, 2, 0]] nodes = mdl.add_nodes(xyz) shells = [[0, 1, 4, 3], [1, 2, 5, 4], [3, 4, 7, 6], [4, 5, 8, 7]] shells = [mdl.add_element(shell, 'ShellElement') for shell in shells] # Sets elset_shells = mdl.add_set('elset_shells', 'element', shells) # Materials mdl.add(Steel(name='mat_steel')) # Sections mdl.add(ShellSection(name='sec_shell', t=0.01)) # Properties mdl.add( Properties(name='ep_shell', material='mat_steel', section='sec_shell', elset='elset_shells')) # Displacements
# For the path in the command below, select the location you prefer mdl = Structure(name='Nexorades', path='C:/TEMP/') #------------------------------------------------------------------------------- # Elements rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', layers='elset_beams') #------------------------------------------------------------------------------- # Sets rhino.add_sets_from_layers(mdl, layers=['nset_support', 'nset_load']) #------------------------------------------------------------------------------- # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=11000000, v=10**(-5), p=0.01)) #------------------------------------------------------------------------------- # Sections mdl.add(CircularSection(name='sec_beam', r=0.2)) #------------------------------------------------------------------------------- # Properties mdl.add( Properties(name='ep_beam', material='mat_elastic', section='sec_beam', elset='elset_beams')) #------------------------------------------------------------------------------- # Displacements
mdl = Structure(name='mesh_strip', path='C:/Temp/') # Elements rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers='elset_mesh') # Sets rhino.add_sets_from_layers(mdl, layers=['nset_left', 'nset_right', 'nset_middle']) # Materials mdl.add(ElasticIsotropic(name='mat_elastic', E=75 * 10**9, v=0.3, p=2700)) # Sections mdl.add(ShellSection(name='sec_plate', t=0.001)) # Properties mdl.add( Properties(name='ep_plate', material='mat_elastic', section='sec_plate', elset='elset_mesh')) # Displacements
from compas_fea.structure import ModalStep # Author(s): Andrew Liew (github.com/andrewliew) mdl = Structure(name='example_shell', path='C:/Temp/') rhino.add_nodes_elements_from_layers(mdl, mesh_type='ShellElement', layers='mesh') rhino.add_sets_from_layers(mdl, layers=['loads', 'supports', 'area']) #print(mdl.sets['loads']) #print(mdl.sets['supports']) #print(mdl.sets['area']) mdl.add(Concrete(name='concrete', fck=50)) #print(mdl.materials['concrete']) mdl.add(ShellSection(name='shell', t=0.100)) #print(mdl.sections['shell']) mdl.add( ElementProperties(name='ep', material='concrete', section='shell', elset='mesh')) #print(mdl.element_properties['ep'])
'struts_mushroom', 'struts_bamboo', 'joints_mushroom', 'joints_bamboo', 'joints_grid' ] rhino.add_nodes_elements_from_layers(mdl, line_type='BeamElement', layers=layers) # Sets rhino.add_sets_from_layers(mdl, layers=['supports_bot', 'supports_top']) # Sections mdl.add([ TrapezoidalSection(name='sec_mushroom', b1=0.001, b2=0.150, h=0.225), RectangularSection(name='sec_bamboo', b=0.020, h=0.100), RectangularSection(name='sec_joints', b=0.020, h=0.075), ]) # Materials fm = [i * 1000000 for i in [5, 9, 12, 14, 16, 18, 19, 20, 21, 22]] em = [0, 0.01, 0.02, 0.03, 0.04, 0.05, 0.06, 0.07, 0.08, 0.09] mdl.add([ ElasticIsotropic(name='mat_bamboo', E=20 * 10**9, v=0.35, p=1100), ElasticPlastic(name='mat_mushroom', E=5 * 10**6, v=0.30, p=350, f=fm, e=em), ]) # Properties