otko/examples/rc_frame_earthquake.osmodel

{
  "schema_version": 1,
  "meta": {
    "name": "RC Frame Earthquake (OpenSees Ex 3.3)",
    "description": "Ex 3 gravity + uniform base excitation (horizontal, 4-s synthetic record peaking at ~0.35 g) + Rayleigh beta_k",
    "author": "OpenSees Examples Manual",
    "units": "US (in, kip, kip·s²/in, s, ksi)"
  },
  "ndm": 2,
  "ndf": 3,
  "coord_systems": [
    {
      "name": "Global",
      "coord": {
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "rotation_deg": [
          0.0,
          0.0,
          0.0
        ]
      },
      "grid": {
        "x_grid_lines": [
          {
            "id": "X1",
            "ordinate": 0.0,
            "line_type": "Primary",
            "visible": true,
            "bubble_loc": "End",
            "color": "#808080"
          },
          {
            "id": "X2",
            "ordinate": 360.0,
            "line_type": "Primary",
            "visible": true,
            "bubble_loc": "End",
            "color": "#808080"
          }
        ],
        "y_grid_lines": [
          {
            "id": "Y1",
            "ordinate": 0.0,
            "line_type": "Primary",
            "visible": true,
            "bubble_loc": "End",
            "color": "#808080"
          },
          {
            "id": "Y2",
            "ordinate": 144.0,
            "line_type": "Primary",
            "visible": true,
            "bubble_loc": "End",
            "color": "#808080"
          }
        ],
        "z_grid_lines": [
          {
            "id": "Z1",
            "ordinate": 0.0,
            "line_type": "Primary",
            "visible": true,
            "bubble_loc": "End",
            "color": "#808080"
          }
        ],
        "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,
        false,
        false,
        false,
        true
      ]
    },
    {
      "id": 2,
      "name": "Base-R",
      "coords": [
        360.0,
        0.0,
        0.0
      ],
      "mass": [
        0.0,
        0.0,
        0.0,
        0.0,
        0.0,
        0.0
      ],
      "restraint": [
        true,
        true,
        false,
        false,
        false,
        true
      ]
    },
    {
      "id": 3,
      "name": "Top-L",
      "coords": [
        0.0,
        144.0,
        0.0
      ],
      "mass": [
        0.46583850931677023,
        0.46583850931677023,
        0.0,
        0.0,
        0.0,
        0.0
      ],
      "restraint": [
        false,
        false,
        false,
        false,
        false,
        false
      ]
    },
    {
      "id": 4,
      "name": "Top-R",
      "coords": [
        360.0,
        144.0,
        0.0
      ],
      "mass": [
        0.46583850931677023,
        0.46583850931677023,
        0.0,
        0.0,
        0.0,
        0.0
      ],
      "restraint": [
        false,
        false,
        false,
        false,
        false,
        false
      ]
    }
  ],
  "materials": [
    {
      "id": 1,
      "name": "Core-Conc",
      "type": "Concrete01",
      "fpc": -6.0,
      "epsc0": -0.004,
      "fpcu": -5.0,
      "epsU": -0.014
    },
    {
      "id": 2,
      "name": "Cover-Conc",
      "type": "Concrete01",
      "fpc": -5.0,
      "epsc0": -0.002,
      "fpcu": 0.0,
      "epsU": -0.006
    },
    {
      "id": 3,
      "name": "Steel-60",
      "type": "Steel01",
      "Fy": 60.0,
      "E0": 30000.0,
      "b": 0.01,
      "a1": null,
      "a2": null,
      "a3": null,
      "a4": null
    }
  ],
  "sections": [
    {
      "id": 1,
      "name": "RC-Col",
      "type": "FiberSection",
      "GJ": null,
      "patches": [
        {
          "kind": "rect",
          "material_id": 1,
          "n_fib_y": 10,
          "n_fib_z": 1,
          "y_i": -10.5,
          "z_i": -6.0,
          "y_j": 10.5,
          "z_j": 6.0
        },
        {
          "kind": "rect",
          "material_id": 2,
          "n_fib_y": 10,
          "n_fib_z": 1,
          "y_i": -12.0,
          "z_i": 6.0,
          "y_j": 12.0,
          "z_j": 7.5
        },
        {
          "kind": "rect",
          "material_id": 2,
          "n_fib_y": 10,
          "n_fib_z": 1,
          "y_i": -12.0,
          "z_i": -7.5,
          "y_j": 12.0,
          "z_j": -6.0
        },
        {
          "kind": "rect",
          "material_id": 2,
          "n_fib_y": 2,
          "n_fib_z": 1,
          "y_i": -12.0,
          "z_i": -6.0,
          "y_j": -10.5,
          "z_j": 6.0
        },
        {
          "kind": "rect",
          "material_id": 2,
          "n_fib_y": 2,
          "n_fib_z": 1,
          "y_i": 10.5,
          "z_i": -6.0,
          "y_j": 12.0,
          "z_j": 6.0
        }
      ],
      "layers": [
        {
          "kind": "straight",
          "material_id": 3,
          "n_bars": 3,
          "bar_area": 0.6,
          "y_start": 10.5,
          "z_start": 6.0,
          "y_end": 10.5,
          "z_end": -6.0
        },
        {
          "kind": "straight",
          "material_id": 3,
          "n_bars": 2,
          "bar_area": 0.6,
          "y_start": 0.0,
          "z_start": 6.0,
          "y_end": 0.0,
          "z_end": -6.0
        },
        {
          "kind": "straight",
          "material_id": 3,
          "n_bars": 3,
          "bar_area": 0.6,
          "y_start": -10.5,
          "z_start": 6.0,
          "y_end": -10.5,
          "z_end": -6.0
        }
      ],
      "fibres": []
    },
    {
      "id": 2,
      "name": "Beam",
      "type": "ElasticSection",
      "E": 4030.0,
      "A": 360.0,
      "Iz": 8640.0,
      "Iy": 8640.0,
      "G": 1500.0,
      "J": 1.0
    }
  ],
  "elements": [
    {
      "id": 1,
      "name": "Col-L",
      "type": "ForceBeamColumn",
      "nodes": [
        1,
        3
      ],
      "section_id": 1,
      "integration_points": 5,
      "geom_transf": "Linear",
      "max_iter": 10,
      "tolerance": 1e-12
    },
    {
      "id": 2,
      "name": "Col-R",
      "type": "ForceBeamColumn",
      "nodes": [
        2,
        4
      ],
      "section_id": 1,
      "integration_points": 5,
      "geom_transf": "Linear",
      "max_iter": 10,
      "tolerance": 1e-12
    },
    {
      "id": 3,
      "name": "Beam",
      "type": "ElasticBeamColumn",
      "nodes": [
        3,
        4
      ],
      "section_id": 2,
      "geom_transf": "Linear",
      "rho": 0.0
    }
  ],
  "time_series": [
    {
      "id": 1,
      "name": "Gravity",
      "type": "Constant",
      "factor": 1.0
    },
    {
      "id": 2,
      "name": "GroundMotion",
      "type": "Path",
      "factor": 386.4,
      "dt": 0.01,
      "times": null,
      "values": [
        0.0,
        0.0003759997006929128,
        0.001492139322989129,
        0.003313120974162101,
        0.005781044089220584,
        0.008816778784387096,
        0.012321847906716393,
        0.016180778098291576,
        0.02026387021204836,
        0.02443033041658253,
        0.028531695488854605,
        0.03241547927404673,
        0.03592896222341777,
        0.03892304240870259,
        0.04125606453060492,
        0.042797543233281915,
        0.043431698518368936,
        0.043060724200602765,
        0.04160771510989262,
        0.03901918503793526,
        0.03526711513754839,
        0.030350481468408082,
        0.024296220477188758,
        0.017159602214374983,
        0.009023992816629927,
        9.184850993605149e-18,
        -0.009775992218015735,
        -0.020143880860353257,
        -0.03092246242551298,
        -0.0419125696468492,
        -0.05290067270632257,
        -0.06366288085136805,
        -0.07396927130647578,
        -0.08358846462469952,
        -0.09229235935153403,
        -0.09986093421099113,
        -0.10608702307869838,
        -0.11078096685553815,
        -0.11377504704082295,
        -0.11492760833525657,
        -0.11412678195541844,
        -0.1112937274533204,
        -0.10638531861325395,
        -0.09939620831807686,
        -0.09036021798258695,
        -0.0793510090594839,
        -0.06648200702603672,
        -0.05190556192853958,
        -0.035811343751739166,
        -0.018423985333952782,
        -3.6739403974420595e-17,
        0.018799985034645625,
        0.03730348307472823,
        0.05521868290270173,
        0.07226305111525734,
        0.08816778784387104,
        0.10268206588930338,
        0.11557698641636838,
        0.1266491888253022,
        0.1357240578699029,
        0.142658477444273,
        0.14734308760930329,
        0.14970400926424074,
        0.14970400926424074,
        0.14734308760930329,
        0.14265847744427304,
        0.13572405786990288,
        0.12664918882530227,
        0.11557698641636828,
        0.10268206588930326,
        0.088167787843871,
        0.07226305111525742,
        0.055218682902701696,
        0.03730348307472832,
        0.018799985034645583,
        5.510910596163089e-17,
        -0.018799985034645476,
        -0.037303483074728215,
        -0.055218682902701585,
        -0.07226305111525733,
        -0.08816778784387092,
        -0.10268206588930337,
        -0.11557698641636836,
        -0.12664918882530235,
        -0.13572405786990283,
        -0.142658477444273,
        -0.14734308760930326,
        -0.14970400926424074,
        -0.14970400926424074,
        -0.14734308760930329,
        -0.14265847744427307,
        -0.13572405786990288,
        -0.12664918882530227,
        -0.11557698641636828,
        -0.10268206588930327,
        -0.08816778784387101,
        -0.07226305111525745,
        -0.05521868290270171,
        -0.03730348307472834,
        -0.0187999850346456,
        -7.347880794884119e-17,
        0.018799985034645455,
        0.037303483074728194,
        0.05521868290270157,
        0.07226305111525731,
        0.0881677878438709,
        0.10268206588930336,
        0.11557698641636836,
        0.12664918882530232,
        0.13572405786990294,
        0.1426584774442731,
        0.1473430876093033,
        0.14970400926424074,
        0.14970400926424074,
        0.14734308760930329,
        0.14265847744427299,
        0.13572405786990302,
        0.12664918882530243,
        0.11557698641636846,
        0.10268206588930347,
        0.08816778784387104,
        0.07226305111525747,
        0.05521868290270173,
        0.037303483074728354,
        0.01879998503464562,
        9.18485099360515e-17,
        -0.018799985034645438,
        -0.03730348307472817,
        -0.0552186829027018,
        -0.0722630511152573,
        -0.08816778784387089,
        -0.10268206588930313,
        -0.11557698641636852,
        -0.12664918882530232,
        -0.13572405786990294,
        -0.142658477444273,
        -0.14734308760930334,
        -0.14970400926424074,
        -0.14970400926424074,
        -0.1473430876093033,
        -0.14265847744427307,
        -0.13572405786990302,
        -0.12664918882530243,
        -0.11557698641636865,
        -0.10268206588930329,
        -0.08816778784387105,
        -0.07226305111525748,
        -0.055218682902701995,
        -0.03730348307472811,
        -0.01879998503464564,
        -1.1021821192326178e-16,
        0.01879998503464542,
        0.0373034830747279,
        0.055218682902701786,
        0.07226305111525728,
        0.08816778784387087,
        0.10268206588930313,
        0.11557698641636852,
        0.1266491888253023,
        0.1357240578699029,
        0.14265847744427299,
        0.14734308760930334,
        0.14970400926424074,
        0.14970400926424074,
        0.1473430876093033,
        0.14265847744427307,
        0.1357240578699028,
        0.12664918882530243,
        0.11557698641636867,
        0.1026820658893033,
        0.08816778784387107,
        0.07226305111525749,
        0.05521868290270201,
        0.03730348307472813,
        0.01879998503464566,
        1.2858791391047207e-16,
        -0.0187999850346454,
        -0.03730348307472788,
        -0.05521868290270177,
        -0.07226305111525726,
        -0.08816778784387087,
        -0.10268206588930312,
        -0.1155769864163685,
        -0.1266491888253023,
        -0.1357240578699029,
        -0.14265847744427299,
        -0.14734308760930334,
        -0.14970400926424074,
        -0.14970400926424074,
        -0.1473430876093033,
        -0.14265847744427307,
        -0.1357240578699028,
        -0.12664918882530243,
        -0.11557698641636868,
        -0.10268206588930333,
        -0.08816778784387108,
        -0.0722630511152575,
        -0.05521868290270203,
        -0.03730348307472815,
        -0.018799985034645677,
        -1.4695761589768238e-16,
        0.01856644786983349,
        0.03638245679596323,
        0.0531863271257785,
        0.06873874052503183,
        0.08282597161989906,
        0.09526261779156023,
        0.10589381608321365,
        0.11459692501303523,
        0.1212826580513477,
        0.12589566447200526,
        0.1284145620861484,
        0.12885143487654274,
        0.12725081664585672,
        0.12368818935544204,
        0.11826803175658426,
        0.1111214601106251,
        0.10240350817844192,
        0.0922900981688023,
        0.08097475791981867,
        0.06866514221447995,
        0.055579417782458194,
        0.04194257221409126,
        0.027982706722276016,
        0.013927371462208751,
        1.2095604965641715e-16,
        -0.013583503435593256,
        -0.026617974011402645,
        -0.038911948171488256,
        -0.05029033688222117,
        -0.06059677531980971,
        -0.06969562003067588,
        -0.07747357085528037,
        -0.08384090136876289,
        -0.08873228815055724,
        -0.0921072357443415,
        -0.09395010060656506,
        -0.09426972356787908,
        -0.09309868625433226,
        -0.09049221244855306,
        -0.08652674043787481,
        -0.08129819692830416,
        -0.07492000704231337,
        -0.06752087821731563,
        -0.05924239844431021,
        -0.05023649120795737,
        -0.04066277069740133,
        -0.030685841350052333,
        -0.020472585578247403,
        -0.010189482631897374,
        -9.832592927142318e-17,
        0.009937903409330418,
        0.019474125797637704,
        0.0284685894350225,
        0.03679319644802473,
        0.044333547887740916,
        0.05099040488356929,
        0.056680875268027994,
        0.06133931378636083,
        0.06491792880314469,
        0.06738709320963301,
        0.06873536194487236,
        0.06896920309873988,
        0.06811245389806937,
        0.06620551692532123,
        0.06330431562615867,
        0.05947903147792919,
        0.05481264807294881,
        0.04939932978399098,
        0.043342664598141574,
        0.03675380211118236,
        0.029749518558492356,
        0.02245024111907521,
        0.014978063573993635,
        0.007454784744376489,
        2.878198652327287e-16,
        -0.0072707254532282444,
        -0.014247574793624922,
        -0.0208280649647277,
        -0.02691847756027895,
        -0.03243511652132547,
        -0.03730537713913632,
        -0.04146861420846457,
        -0.04487680063496369,
        -0.04749497131122594,
        -0.049301450581451696,
        -0.05028786506017283,
        -0.05045894690303327,
        -0.049832135797735155,
        -0.04843699090505647,
        -0.04631442669186875,
        -0.04351578902386234,
        -0.04010178999412147,
        -0.03614132172945704,
        -0.03171017082019282,
        -0.02688965604775296,
        -0.021765212731031044,
        -0.016424947276336123,
        -0.010958185402089994,
        -0.005454037029418993,
        -6.3156092834735e-17,
        0.005319376375362082,
        0.01042374839360207,
        0.015238137848910902,
        0.01969397889054942,
        0.023730038173707255,
        0.027293196958740988,
        0.03033908626567152,
        0.03283256872166209,
        0.034748063307665326,
        0.03606971177513051,
        0.03679138802438222,
        0.03691655417444788,
        0.03645796937341448,
        0.035437259565285636,
        0.03388435841347474,
        0.03183683135580237,
        0.029339096308435262,
        0.026441555828059723,
        0.023199656568620733,
        0.01967289262153575,
        0.015923769801370835,
        0.01201674813199198,
        0.008017179705064093,
        0.003990258731576542,
        -6.164690305841934e-17,
        -0.003891738892464325,
        -0.007626177236966827,
        -0.011148459806306474,
        -0.014408422752471289,
        -0.017361266803384564,
        -0.01996812945893378,
        -0.022196549679925754,
        -0.024020820415232586,
        -0.025422226191515247,
        -0.026389164866286233,
        -0.026917154489278325,
        -0.027008728000881468,
        -0.02667322019324803,
        -0.025926452945001868,
        -0.02479032619212772,
        -0.02329232339604356,
        -0.021464941398422012,
        -0.0193450554974736,
        -0.016973231331797612,
        -0.014392995708504558,
        -0.011650078858431393,
        -0.008791640742480778,
        -0.005865493972298641,
        -0.002919335651562286,
        -3.943919054879792e-17,
        0.0028472569975064722,
        0.0055794304556819685,
        0.008156387432977339,
        0.010541427274178315,
        0.012701774131668711,
        0.014608995592985858,
        0.016239342654524213,
        0.01757400763590476,
        0.01859929800432925,
        0.019306725451024603,
        0.019693010911127292,
        0.01976000752341367,
        0.019514544767715435,
        0.018968198177713044,
        0.018136990088845957,
        0.01704102783102496,
        0.015704086601509296,
        0.014153144944791883,
        0.012417881316069912,
        0.010530140607703934,
        0.008523379771289316,
        0.00643210177128294,
        0.004291287061626068,
        0.0021358315888240385,
        9.070586579183172e-17,
        -0.0020830977190033637,
        -0.004081998521997866,
        -0.005967340521710147,
        -0.007712272945193301,
        -0.009292816470078945,
        -0.010688169499041026,
        -0.011880956889869792,
        -0.012857418649655518,
        -0.013607537107403339,
        -0.014125102083751515,
        -0.014407714563597466,
        -0.01445673033223267,
        -0.014277145943839522,
        -0.013877430239772084,
        -0.01326930541105003,
        -0.012467482294492575,
        -0.01148935519599578,
        -0.010354662040356868,
        -0.009085116049241277,
        -0.00770401544360185,
        -0.006235837852122879,
        -0.004705826182846021,
        -0.003139572682582101,
        -0.0015626077711816495
      ],
      "file_path": null
    }
  ],
  "load_patterns": [
    {
      "id": 1,
      "name": "Gravity",
      "type": "Plain",
      "time_series_id": 1,
      "nodal_loads": [
        {
          "node_id": 3,
          "forces": [
            0.0,
            -180.0,
            0.0,
            0.0,
            0.0,
            0.0
          ]
        },
        {
          "node_id": 4,
          "forces": [
            0.0,
            -180.0,
            0.0,
            0.0,
            0.0,
            0.0
          ]
        }
      ],
      "element_loads": []
    },
    {
      "id": 2,
      "name": "GroundMotion",
      "type": "UniformExcitation",
      "direction": 1,
      "accel_series_id": 2,
      "vel_series_id": null,
      "disp_series_id": null,
      "factor": 1.0
    }
  ],
  "spectra": [],
  "analyses": [
    {
      "id": 1,
      "name": "Earthquake",
      "type": "Transient",
      "pattern_ids": [
        1,
        2
      ],
      "dt": 0.01,
      "n_steps": 400,
      "system": "BandGeneral",
      "constraints": "Plain",
      "integrator": "Newmark",
      "integrator_params": [
        0.5,
        0.25
      ],
      "algorithm": "Newton",
      "test": "NormDispIncr",
      "tolerance": 1e-12,
      "max_iter": 10,
      "rayleigh_alpha_m": 0.0,
      "rayleigh_beta_k": 0.000625
    }
  ]
}