{ "schema_version": 1, "meta": { "name": "Simply Supported Beam — Quad Elements (OpenSees Ex 6.4)", "description": "16×4 plane-stress quad mesh of a 40×10 deep beam with two midspan point loads, LoadControl 0→10 in 10 steps.", "author": "OpenSees Examples Manual", "units": "US (in, kip, kip·s²/in, s, ksi)" }, "ndm": 2, "ndf": 2, "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": "N1", "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, false ] }, { "id": 2, "name": "N2", "coords": [ 2.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 3, "name": "N3", "coords": [ 5.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 4, "name": "N4", "coords": [ 7.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 5, "name": "N5", "coords": [ 10.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 6, "name": "N6", "coords": [ 12.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 7, "name": "N7", "coords": [ 15.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 8, "name": "N8", "coords": [ 17.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 9, "name": "N9", "coords": [ 20.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 10, "name": "N10", "coords": [ 22.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 11, "name": "N11", "coords": [ 25.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 12, "name": "N12", "coords": [ 27.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 13, "name": "N13", "coords": [ 30.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 14, "name": "N14", "coords": [ 32.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 15, "name": "N15", "coords": [ 35.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 16, "name": "N16", "coords": [ 37.5, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 17, "name": "N17", "coords": [ 40.0, 0.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, true, false, false, false, false ] }, { "id": 18, "name": "N18", "coords": [ 0.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 19, "name": "N19", "coords": [ 2.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 20, "name": "N20", "coords": [ 5.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 21, "name": "N21", "coords": [ 7.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 22, "name": "N22", "coords": [ 10.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 23, "name": "N23", "coords": [ 12.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 24, "name": "N24", "coords": [ 15.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 25, "name": "N25", "coords": [ 17.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 26, "name": "N26", "coords": [ 20.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 27, "name": "N27", "coords": [ 22.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 28, "name": "N28", "coords": [ 25.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 29, "name": "N29", "coords": [ 27.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 30, "name": "N30", "coords": [ 30.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 31, "name": "N31", "coords": [ 32.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 32, "name": "N32", "coords": [ 35.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 33, "name": "N33", "coords": [ 37.5, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 34, "name": "N34", "coords": [ 40.0, 2.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 35, "name": "N35", "coords": [ 0.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 36, "name": "N36", "coords": [ 2.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 37, "name": "N37", "coords": [ 5.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 38, "name": "N38", "coords": [ 7.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 39, "name": "N39", "coords": [ 10.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 40, "name": "N40", "coords": [ 12.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 41, "name": "N41", "coords": [ 15.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 42, "name": "N42", "coords": [ 17.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 43, "name": "N43", "coords": [ 20.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 44, "name": "N44", "coords": [ 22.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 45, "name": "N45", "coords": [ 25.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 46, "name": "N46", "coords": [ 27.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 47, "name": "N47", "coords": [ 30.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 48, "name": "N48", "coords": [ 32.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 49, "name": "N49", "coords": [ 35.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 50, "name": "N50", "coords": [ 37.5, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 51, "name": "N51", "coords": [ 40.0, 5.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 52, "name": "N52", "coords": [ 0.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 53, "name": "N53", "coords": [ 2.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 54, "name": "N54", "coords": [ 5.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 55, "name": "N55", "coords": [ 7.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 56, "name": "N56", "coords": [ 10.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 57, "name": "N57", "coords": [ 12.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 58, "name": "N58", "coords": [ 15.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 59, "name": "N59", "coords": [ 17.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 60, "name": "N60", "coords": [ 20.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 61, "name": "N61", "coords": [ 22.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 62, "name": "N62", "coords": [ 25.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 63, "name": "N63", "coords": [ 27.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 64, "name": "N64", "coords": [ 30.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 65, "name": "N65", "coords": [ 32.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 66, "name": "N66", "coords": [ 35.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 67, "name": "N67", "coords": [ 37.5, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 68, "name": "N68", "coords": [ 40.0, 7.5, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 69, "name": "N69", "coords": [ 0.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 70, "name": "N70", "coords": [ 2.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 71, "name": "N71", "coords": [ 5.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 72, "name": "N72", "coords": [ 7.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 73, "name": "N73", "coords": [ 10.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 74, "name": "N74", "coords": [ 12.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 75, "name": "N75", "coords": [ 15.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 76, "name": "N76", "coords": [ 17.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 77, "name": "N77", "coords": [ 20.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 78, "name": "N78", "coords": [ 22.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 79, "name": "N79", "coords": [ 25.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 80, "name": "N80", "coords": [ 27.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 81, "name": "N81", "coords": [ 30.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 82, "name": "N82", "coords": [ 32.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 83, "name": "N83", "coords": [ 35.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 84, "name": "N84", "coords": [ 37.5, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] }, { "id": 85, "name": "N85", "coords": [ 40.0, 10.0, 0.0 ], "mass": [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ], "restraint": [ false, false, false, false, false, false ] } ], "materials": [ { "id": 1, "name": "Elastic", "type": "ElasticIsotropic", "E": 1000.0, "nu": 0.25, "rho": 3.0 } ], "sections": [], "elements": [ { "id": 1, "name": "Q1", "type": "Quad", "variant": "quad", "nodes": [ 1, 2, 19, 18 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 2, "name": "Q2", "type": "Quad", "variant": "quad", "nodes": [ 2, 3, 20, 19 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 3, "name": "Q3", "type": "Quad", "variant": "quad", "nodes": [ 3, 4, 21, 20 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 4, "name": "Q4", "type": "Quad", "variant": "quad", "nodes": [ 4, 5, 22, 21 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 5, "name": "Q5", "type": "Quad", "variant": "quad", "nodes": [ 5, 6, 23, 22 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 6, "name": "Q6", "type": "Quad", "variant": "quad", "nodes": [ 6, 7, 24, 23 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 7, "name": "Q7", "type": "Quad", "variant": "quad", "nodes": [ 7, 8, 25, 24 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 8, "name": "Q8", "type": "Quad", "variant": "quad", "nodes": [ 8, 9, 26, 25 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 9, "name": "Q9", "type": "Quad", "variant": "quad", "nodes": [ 9, 10, 27, 26 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 10, "name": "Q10", "type": "Quad", "variant": "quad", "nodes": [ 10, 11, 28, 27 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 11, "name": "Q11", "type": "Quad", "variant": "quad", "nodes": [ 11, 12, 29, 28 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 12, "name": "Q12", "type": "Quad", "variant": "quad", "nodes": [ 12, 13, 30, 29 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 13, "name": "Q13", "type": "Quad", "variant": "quad", "nodes": [ 13, 14, 31, 30 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 14, "name": "Q14", "type": "Quad", "variant": "quad", "nodes": [ 14, 15, 32, 31 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 15, "name": "Q15", "type": "Quad", "variant": "quad", "nodes": [ 15, 16, 33, 32 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 16, "name": "Q16", "type": "Quad", "variant": "quad", "nodes": [ 16, 17, 34, 33 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 17, "name": "Q17", "type": "Quad", "variant": "quad", "nodes": [ 18, 19, 36, 35 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 18, "name": "Q18", "type": "Quad", "variant": "quad", "nodes": [ 19, 20, 37, 36 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 19, "name": "Q19", "type": "Quad", "variant": "quad", "nodes": [ 20, 21, 38, 37 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 20, "name": "Q20", "type": "Quad", "variant": "quad", "nodes": [ 21, 22, 39, 38 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 21, "name": "Q21", "type": "Quad", "variant": "quad", "nodes": [ 22, 23, 40, 39 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 22, "name": "Q22", "type": "Quad", "variant": "quad", "nodes": [ 23, 24, 41, 40 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 23, "name": "Q23", "type": "Quad", "variant": "quad", "nodes": [ 24, 25, 42, 41 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 24, "name": "Q24", "type": "Quad", "variant": "quad", "nodes": [ 25, 26, 43, 42 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 25, "name": "Q25", "type": "Quad", "variant": "quad", "nodes": [ 26, 27, 44, 43 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 26, "name": "Q26", "type": "Quad", "variant": "quad", "nodes": [ 27, 28, 45, 44 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 27, "name": "Q27", "type": "Quad", "variant": "quad", "nodes": [ 28, 29, 46, 45 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 28, "name": "Q28", "type": "Quad", "variant": "quad", "nodes": [ 29, 30, 47, 46 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 29, "name": "Q29", "type": "Quad", "variant": "quad", "nodes": [ 30, 31, 48, 47 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 30, "name": "Q30", "type": "Quad", "variant": "quad", "nodes": [ 31, 32, 49, 48 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 31, "name": "Q31", "type": "Quad", "variant": "quad", "nodes": [ 32, 33, 50, 49 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 32, "name": "Q32", "type": "Quad", "variant": "quad", "nodes": [ 33, 34, 51, 50 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 33, "name": "Q33", "type": "Quad", "variant": "quad", "nodes": [ 35, 36, 53, 52 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 34, "name": "Q34", "type": "Quad", "variant": "quad", "nodes": [ 36, 37, 54, 53 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 35, "name": "Q35", "type": "Quad", "variant": "quad", "nodes": [ 37, 38, 55, 54 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 36, "name": "Q36", "type": "Quad", "variant": "quad", "nodes": [ 38, 39, 56, 55 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 37, "name": "Q37", "type": "Quad", "variant": "quad", "nodes": [ 39, 40, 57, 56 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 38, "name": "Q38", "type": "Quad", "variant": "quad", "nodes": [ 40, 41, 58, 57 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 39, "name": "Q39", "type": "Quad", "variant": "quad", "nodes": [ 41, 42, 59, 58 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 40, "name": "Q40", "type": "Quad", "variant": "quad", "nodes": [ 42, 43, 60, 59 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 41, "name": "Q41", "type": "Quad", "variant": "quad", "nodes": [ 43, 44, 61, 60 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 42, "name": "Q42", "type": "Quad", "variant": "quad", "nodes": [ 44, 45, 62, 61 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 43, "name": "Q43", "type": "Quad", "variant": "quad", "nodes": [ 45, 46, 63, 62 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 44, "name": "Q44", "type": "Quad", "variant": "quad", "nodes": [ 46, 47, 64, 63 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 45, "name": "Q45", "type": "Quad", "variant": "quad", "nodes": [ 47, 48, 65, 64 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 46, "name": "Q46", "type": "Quad", "variant": "quad", "nodes": [ 48, 49, 66, 65 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 47, "name": "Q47", "type": "Quad", "variant": "quad", "nodes": [ 49, 50, 67, 66 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 48, "name": "Q48", "type": "Quad", "variant": "quad", "nodes": [ 50, 51, 68, 67 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 49, "name": "Q49", "type": "Quad", "variant": "quad", "nodes": [ 52, 53, 70, 69 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 50, "name": "Q50", "type": "Quad", "variant": "quad", "nodes": [ 53, 54, 71, 70 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 51, "name": "Q51", "type": "Quad", "variant": "quad", "nodes": [ 54, 55, 72, 71 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 52, "name": "Q52", "type": "Quad", "variant": "quad", "nodes": [ 55, 56, 73, 72 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 53, "name": "Q53", "type": "Quad", "variant": "quad", "nodes": [ 56, 57, 74, 73 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 54, "name": "Q54", "type": "Quad", "variant": "quad", "nodes": [ 57, 58, 75, 74 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 55, "name": "Q55", "type": "Quad", "variant": "quad", "nodes": [ 58, 59, 76, 75 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 56, "name": "Q56", "type": "Quad", "variant": "quad", "nodes": [ 59, 60, 77, 76 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 57, "name": "Q57", "type": "Quad", "variant": "quad", "nodes": [ 60, 61, 78, 77 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 58, "name": "Q58", "type": "Quad", "variant": "quad", "nodes": [ 61, 62, 79, 78 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 59, "name": "Q59", "type": "Quad", "variant": "quad", "nodes": [ 62, 63, 80, 79 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 60, "name": "Q60", "type": "Quad", "variant": "quad", "nodes": [ 63, 64, 81, 80 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 61, "name": "Q61", "type": "Quad", "variant": "quad", "nodes": [ 64, 65, 82, 81 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 62, "name": "Q62", "type": "Quad", "variant": "quad", "nodes": [ 65, 66, 83, 82 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 63, "name": "Q63", "type": "Quad", "variant": "quad", "nodes": [ 66, 67, 84, 83 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 }, { "id": 64, "name": "Q64", "type": "Quad", "variant": "quad", "nodes": [ 67, 68, 85, 84 ], "thickness": 1.0, "material_id": 1, "behaviour": "PlaneStress2D", "pressure": 0.0, "rho": 0.0, "b1": 0.0, "b2": 0.0 } ], "time_series": [ { "id": 1, "name": "Ramp", "type": "Linear", "factor": 1.0 } ], "load_patterns": [ { "id": 1, "name": "MidspanLoad", "type": "Plain", "time_series_id": 1, "nodal_loads": [ { "node_id": 9, "forces": [ 0.0, -1.0, 0.0, 0.0, 0.0, 0.0 ] }, { "node_id": 77, "forces": [ 0.0, -1.0, 0.0, 0.0, 0.0, 0.0 ] } ], "element_loads": [] } ], "spectra": [], "analyses": [ { "id": 1, "name": "Static", "type": "Static", "pattern_ids": [ 1 ], "n_steps": 10, "load_factor_increment": 1.0, "system": "ProfileSPD", "constraints": "Plain", "integrator": "LoadControl", "algorithm": "Newton", "test": "EnergyIncr", "tolerance": 1e-12, "max_iter": 10 }, { "id": 2, "name": "FreeVibration", "type": "Transient", "pattern_ids": [], "dt": 0.5, "n_steps": 1500, "system": "BandGeneral", "constraints": "Plain", "integrator": "Newmark", "integrator_params": [ 0.5, 0.25 ], "algorithm": "Newton", "test": "EnergyIncr", "tolerance": 1e-12, "max_iter": 10, "rayleigh_alpha_m": 0.0, "rayleigh_beta_k": 0.0, "rayleigh_mode1_damping": 0.02, "preload_case_ids": [ 1 ], "remove_patterns": [ 1 ] } ] }