Pure bending ToPy problem definition
| [ToPy Problem Definition File v2007] | |
| # Author: Josh Stults | |
| # pure bending topology optimization on a 640x720 domain | |
| PROB_TYPE : comp | |
| PROB_NAME : pure-bend | |
| ETA : exp | |
| DOF_PN : 2 | |
| VOL_FRAC : 0.3 | |
| FILT_RAD : 1.6 | |
| ELEM_K : Q4 | |
| NUM_ELEM_X : 640 # 1280 | |
| NUM_ELEM_Y : 720 | |
| NUM_ELEM_Z : 0 | |
| FXTR_NODE_X: 1|721 # Nodes 1 to (NUM_ELEM_Y + 1), LHS of domain. | |
| FXTR_NODE_Y: 1 # top left-hand corner node | |
| LOAD_NODE_X: 461680; 461920 # nodes on right-hand of domain to be loaded | |
| LOAD_VALU_X: -1.0; 1.0 # load values in opposite directions at each node | |
| # NUM_ITER : 500 | |
| CHG_STOP: 0.001 # stop when objective function changes less than this | |
| # Grey-scale filter (GSF) | |
| P_FAC : 1 | |
| P_HOLD : 2 # num of iters to hold p constant from start | |
| P_INCR : 0.1 # increment by this amount | |
| P_CON : 1 # increment every 'P_CON' iters | |
| P_MAX : 3 # max value of 'P_CON' | |
| # Q_FAC : 1 | |
| # Q_HOLD : 104 # num of iters to hold q constant from start | |
| # Q_INCR : 0.05 # increment by this amount | |
| # Q_CON : 1 # increment every 'Q_CON' iters | |
| # Q_MAX : 5 # max value of 'Q_CON' | |
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