OS-E: 4010 Connecting Rod of a Slider Crank
This example involves the shape optimization of the connecting rod of a slider crank.
Model Files
Refer to Access the Model Files to download the required model file(s).
The model file used in this example includes:
sc_design.fem
Model Description
![bar_2](../../../images/solvers/bar_2.png)
Figure 1. Slider Crank
![bar_3](../../../images/solvers/bar_3.png)
Figure 2. Four Design Variables
SUBCASE 1
MBSIM = 1
INVEL = 2
DESSUB = 10
SPC = 10
$
BEGIN BULK
$
DESVAR 1 UPPER0.0 -1.0 2.0
DESVAR 2 LOWER0.0 -1.0 2.0
DESVAR 3LEFT_OUT0.0 -1.0 1.0
DESVAR 5RIGHT_OU0.0 -1.0 1.0
$
DRESP1 1 MASS MASS PSOLID 18
DRESP1 2 STRESS STRESS PSOLID SVM 18
$
DCONSTR 10 2 -100.E1 100.E1
DVGRID* 1 9925511 0 1.0
* -1.568286121E-02-3.884642199E-02-6.483015791E-10
:
:
Results
![bar_4](../../../images/solvers/bar_4.png)
Figure 3. Optimum Design