OptiStruct

Solver OptiStruct
Contact
Method Body / NodeSet / ElemSet / Group
Master Master Body / NodeSet / ElemSet / Group name / GROUP_NUMBER_TEMPLATE
Slave Slave Body / NodeSet / ElemSet / Group name / GROUP_NUMBER_TEMPLATE
Trim NONE / SLAVE / Slave and Master
CONTACT TYPE SLIDE/STICK/FREEZE/USE_CONTACT_PARAMS/TIE
SHELL ORIENTATION OPENGAP/OVERLAP/NORM/REVNORM
SEARCH TOLERANCE Search distance criterion for creating contact condition.
ADJUST NO/AUTO/All SLAVE NODES/(value of adjust)
SLIDING TYPE SMALL_SLIDING/FINITE_SLIDING/CONTINUOUS SLIDING
OS_CLEARANCE Clearance
#CONTACT TYPE ***USE_CONTACT_PARAMS***
PAD THICKNESS THICK/NONE/(value of pad thickness)
GAP STIFFNESS AUTO/SOF/HARD/(value of Gap stiffness)
FRICTION COEFFICIENT STICK/FREEZE/(value of Friction coefficient)
FRICTION COOEFFICIENT TABLE values of coefficient and time / frequency
FRICTIONAL ELASTIC SLIP AUTO/(value of Frictional elastic slip)
SEPARATION YES/NO
CONDUCTANCE_KC Default/AUTO/(value of conductance)
CONDUCTANCE_TABLE Name of Conductance table, Parameters - clearance, temperature, pressure, conductance
PRESSURE_OVERCLOSURE_TYPE Exponential/Quadratic penalty curve
EXP_CLEARANCE Exponential Parameters- Clearance at Zero pressure
EXP_PRESSURE Exponential Parameters- Pressure
QUAD_CLEARANCE Quadratic Parameters- Clearance at Zero pressure
UPPER_QUAD_LIMIT Quadratic Parameters- Upper Quadratic Limit
LOWER_QUAD_LIMIT Quadratic Parameters- Lower Quadratic Limit
STIFFNESS_RATIO Quadratic Parameters- Initial to Final Stiffness Ratio
SLAVE SURFACE BREAK ANGLE NO/AUTO/(value of break angle (0 <= Angle > 180))

Sample Equation definition files