Define a Us − Up or tabulated equation of state, as described in Defining an equation of state.”
From the menu in the Edit Material dialog box, select Eos Compaction.
A Suboption Editor appears.
In the Reference sound speed in the porous material field, enter a value for . (Units of LT−1.)
In the Value of the porosity of the unloaded material field, enter a value for . (Dimensionless.)
In the Pressure required to initialize plastic behavior field, enter a value for . (Units of FL−2.)
In the Compaction pressure at which all pores are crushed field, enter a value for . (Units of FL−2.)
Click OK to return to the Edit Material dialog box.