Command manual

Command list

EOS_TAIT

Material properties
*EOS_TAIT
eosid, $\gamma$

Parameter definition

VariableDescription
eosid Unique EOS identification number
$\gamma$ Exponent in pressure-density relationship

Description

This equation-of-state currently only works with SPH particles. Note that the linear bulk modulus, $K$, is determined from the elastic properties in the material command.

$p = K \left( \left( \frac{\rho}{\rho_0} \right)^\gamma - 1 \right)$