DesignBench / problems /auto_problem_099.json
littleshark2000's picture
Upload folder using huggingface_hub
e30e8ac verified
{
"problem_id": "auto_problem_099",
"description": "Truss optimization problem (ground structure variant 99)",
"topology": {
"joints": [
{
"id": 0,
"position": [
0.0,
0.0,
0.0
],
"support": "pinned"
},
{
"id": 1,
"position": [
2.1030546004924333,
0.0,
0.0
],
"support": null
},
{
"id": 2,
"position": [
4.206109200984867,
0.0,
0.0
],
"support": null
},
{
"id": 3,
"position": [
6.3091638014773,
0.0,
0.0
],
"support": "roller_y"
},
{
"id": 4,
"position": [
0.0,
3.033405890558924,
0.0
],
"support": null
},
{
"id": 5,
"position": [
2.1030546004924333,
3.033405890558924,
0.0
],
"support": null
},
{
"id": 6,
"position": [
4.206109200984867,
3.033405890558924,
0.0
],
"support": null
},
{
"id": 7,
"position": [
6.3091638014773,
3.033405890558924,
0.0
],
"support": null
}
],
"members": [
{
"joints": [
0,
1
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.018620817576420406,
"t": 0.0024395385328980514
}
},
{
"joints": [
1,
2
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.022077825350940303,
"t": 0.0028924458040131924
}
},
{
"joints": [
2,
3
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.022094416688712846,
"t": 0.0028946194576480212
}
},
{
"joints": [
4,
5
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.013325703027059753,
"t": 0.0017458184034644198
}
},
{
"joints": [
5,
6
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.021361805441204224,
"t": 0.002798639065777636
}
},
{
"joints": [
6,
7
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.015549648679468826,
"t": 0.0020371805357583977
}
},
{
"joints": [
0,
4
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.030736428804525744,
"t": 0.00402682117069172
}
},
{
"joints": [
1,
5
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.020537989369674572,
"t": 0.002262620746264719
}
},
{
"joints": [
2,
6
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.024141874953719746,
"t": 0.0025480611364986343
}
},
{
"joints": [
3,
7
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.020465390692738866,
"t": 0.0026811985553723042
}
},
{
"joints": [
0,
5
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.028252739190998605,
"t": 0.0037014296302240895
}
},
{
"joints": [
1,
4
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.020178411927473806,
"t": 0.0026436010786173554
}
},
{
"joints": [
1,
6
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.026206778431463983,
"t": 0.0034333855398291317
}
},
{
"joints": [
2,
5
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.023667115655394175,
"t": 0.003100660879520196
}
},
{
"joints": [
2,
7
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.02356962562954795,
"t": 0.003087888579182199
}
},
{
"joints": [
3,
6
],
"material": "A36_Steel",
"shape": {
"type": "Pipe",
"r": 0.033549503926395115,
"t": 0.004395365952765485
}
}
]
},
"loading": [
{
"joint": 4,
"force": [
0.0,
-44074.87396266702,
0.0
]
},
{
"joint": 6,
"force": [
0.0,
-71470.13831749465,
0.0
]
}
],
"goals": {
"minimum_fos_buckling": 1.5,
"minimum_fos_yielding": 1.5,
"maximum_mass": 224.32693598970914
},
"optimization": {
"shape": "Pipe",
"shape_params": {
"r": {
"min": 0.005,
"max": 0.15,
"initial": 0.03
},
"t": {
"min": 0.001,
"max": 0.02,
"initial": 0.005
}
}
},
"_metadata": {
"optimal_mass": 203.93357817246283,
"generation_method": "ground_structure_lp",
"degradation_steps": 4
}
}