{
  "schema_version": 1,
  "meta": {
    "name": "SDOF Pushover",
    "description": "",
    "author": "Ozan",
    "units": "SI (m, N, kg, s, Pa)"
  },
  "ndm": 3,
  "ndf": 6,
  "coord_systems": [
    {
      "name": "Global",
      "coord": {
        "origin": [
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          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",
      "coords": [
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        0.0,
        0.0
      ],
      "mass": [
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        0.0,
        0.0,
        0.0,
        0.0,
        0.0
      ],
      "restraint": [
        true,
        true,
        true,
        true,
        true,
        true
      ]
    },
    {
      "id": 2,
      "name": "Top",
      "coords": [
        0.0,
        0.0,
        3.0
      ],
      "mass": [
        5000.0,
        5000.0,
        5000.0,
        0.0,
        0.0,
        0.0
      ],
      "restraint": [
        false,
        false,
        false,
        false,
        false,
        false
      ]
    }
  ],
  "materials": [
    {
      "id": 1,
      "name": "HingeSteel",
      "type": "Hysteretic",
      "s1p": 50000.0,
      "e1p": 0.002,
      "s2p": 150000.0,
      "e2p": 0.01,
      "s3p": 165000.0,
      "e3p": 0.05,
      "s1n": -50000.0,
      "e1n": -0.002,
      "s2n": -150000.0,
      "e2n": -0.01,
      "s3n": -165000.0,
      "e3n": -0.05,
      "px": 1.0,
      "py": 1.0,
      "d1": 0.0,
      "d2": 0.0,
      "beta": 0.0
    }
  ],
  "sections": [
    {
      "id": 1,
      "name": "W12x40",
      "type": "ElasticSection",
      "E": 200000000000.0,
      "A": 0.0076,
      "Iz": 0.0002,
      "Iy": 4.5e-05,
      "G": 80000000000.0,
      "J": 8.5e-07
    }
  ],
  "elements": [
    {
      "id": 1,
      "name": "Col",
      "type": "ElasticBeamColumn",
      "nodes": [
        1,
        2
      ],
      "section_id": 1,
      "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": 2,
          "forces": [
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            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": 2,
      "control_dof": 1,
      "target_disp": 0.1,
      "step_size": 0.001,
      "base_nodes": [
        1
      ],
      "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"
    }
  ]
}