otko/examples/portal_pushover.osmodel

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{
"schema_version": 1,
"meta": {
"name": "Portal Pushover",
"description": "",
"author": "Ozan",
"units": "SI (m, N, kg, s, Pa)"
},
"ndm": 3,
"ndf": 6,
"coord_systems": [
{
"name": "Global",
"coord": {
"origin": [
0.0,
0.0,
0.0
],
"rotation_deg": [
0.0,
0.0,
0.0
]
},
"grid": {
"x_grid_lines": [],
"y_grid_lines": [],
"z_grid_lines": [],
"visible": true,
"is_general": false,
"hide_all": false,
"glue_to_grid": false,
"bubble_size": 20
}
}
],
"nodes": [
{
"id": 1,
"name": "Base-L",
"coords": [
0.0,
0.0,
0.0
],
"mass": [
0.0,
0.0,
0.0,
0.0,
0.0,
0.0
],
"restraint": [
true,
true,
true,
true,
true,
true
]
},
{
"id": 2,
"name": "Base-R",
"coords": [
6.0,
0.0,
0.0
],
"mass": [
0.0,
0.0,
0.0,
0.0,
0.0,
0.0
],
"restraint": [
true,
true,
true,
true,
true,
true
]
},
{
"id": 3,
"name": "Top-L",
"coords": [
0.0,
0.0,
3.0
],
"mass": [
10000.0,
10000.0,
10000.0,
0.0,
0.0,
0.0
],
"restraint": [
false,
false,
false,
false,
false,
false
]
},
{
"id": 4,
"name": "Top-R",
"coords": [
6.0,
0.0,
3.0
],
"mass": [
10000.0,
10000.0,
10000.0,
0.0,
0.0,
0.0
],
"restraint": [
false,
false,
false,
false,
false,
false
]
}
],
"materials": [
{
"id": 1,
"name": "C30",
"type": "Concrete01",
"fpc": -30000000.0,
"epsc0": -0.002,
"fpcu": -0.0,
"epsU": -0.005
},
{
"id": 2,
"name": "S420",
"type": "Steel01",
"Fy": 420000000.0,
"E0": 200000000000.0,
"b": 0.01,
"a1": null,
"a2": null,
"a3": null,
"a4": null
},
{
"id": 3,
"name": "GJ-spring",
"type": "Elastic",
"E": 28800000.0,
"eta": 0.0,
"Eneg": null
}
],
"sections": [
{
"id": 1,
"name": "RC-Column",
"type": "FiberSection",
"GJ": null,
"patches": [
{
"kind": "rect",
"material_id": 1,
"n_fib_y": 8,
"n_fib_z": 10,
"y_i": -0.10999999999999999,
"z_i": -0.16,
"y_j": 0.10999999999999999,
"z_j": 0.16
}
],
"layers": [
{
"kind": "straight",
"material_id": 2,
"n_bars": 3,
"bar_area": 0.000314,
"y_start": -0.10999999999999999,
"z_start": -0.16,
"y_end": 0.10999999999999999,
"z_end": -0.16
},
{
"kind": "straight",
"material_id": 2,
"n_bars": 3,
"bar_area": 0.000314,
"y_start": -0.10999999999999999,
"z_start": 0.16,
"y_end": 0.10999999999999999,
"z_end": 0.16
}
],
"fibres": []
},
{
"id": 2,
"name": "Col-Agg",
"type": "SectionAggregator",
"section_id": 1,
"pairings": [
{
"material_id": 3,
"dof": "T"
}
]
},
{
"id": 3,
"name": "W14x90",
"type": "ElasticSection",
"E": 200000000000.0,
"A": 0.017,
"Iz": 0.000416,
"Iy": 0.000129,
"G": 80000000000.0,
"J": 2.04e-06
}
],
"elements": [
{
"id": 1,
"name": "Col-L",
"type": "BeamWithHinges",
"nodes": [
1,
3
],
"section_i_id": 2,
"section_j_id": 2,
"lp_i": 0.4,
"lp_j": 0.01,
"E": 200000000000.0,
"A": 0.017,
"Iz": 0.000416,
"Iy": 0.000129,
"G": 80000000000.0,
"J": 2.04e-06,
"geom_transf": "Linear"
},
{
"id": 2,
"name": "Col-R",
"type": "BeamWithHinges",
"nodes": [
2,
4
],
"section_i_id": 2,
"section_j_id": 2,
"lp_i": 0.4,
"lp_j": 0.01,
"E": 200000000000.0,
"A": 0.017,
"Iz": 0.000416,
"Iy": 0.000129,
"G": 80000000000.0,
"J": 2.04e-06,
"geom_transf": "Linear"
},
{
"id": 3,
"name": "Beam",
"type": "ElasticBeamColumn",
"nodes": [
3,
4
],
"section_id": 3,
"geom_transf": "Linear",
"rho": 0.0
}
],
"time_series": [
{
"id": 1,
"name": "Ramp",
"type": "Linear",
"factor": 1.0
}
],
"load_patterns": [
{
"id": 1,
"name": "PushRef",
"type": "Plain",
"time_series_id": 1,
"nodal_loads": [
{
"node_id": 3,
"forces": [
1.0,
0.0,
0.0,
0.0,
0.0,
0.0
]
}
],
"element_loads": []
}
],
"spectra": [],
"analyses": [
{
"id": 1,
"name": "Push-X",
"type": "Pushover",
"pattern_ids": [
1
],
"control_node": 3,
"control_dof": 1,
"target_disp": 0.15,
"step_size": 0.0005,
"base_nodes": [
1,
2
],
"system": "BandGeneral",
"constraints": "Plain",
"algorithm": "Newton",
"test": "NormDispIncr",
"tolerance": 1e-06,
"max_iter": 25
},
{
"id": 2,
"name": "Modal-3",
"type": "Modal",
"n_modes": 3,
"solver": "genBandArpack"
}
]
}