Commands list

Input handling
Solution control and techniques
Output
Mesh commands
Nodes and connectivity
Material properties
Initial conditions
Boundary conditions
Loads
Contact and tied interfaces
Rigid bodies
Connectors
Parameters and functions
Geometries
Sets
Coordinate system
Particle
CFD

Third-party add-ons

γSPH

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The command manual serves as an guide detailing every built-in function within the IMPETUS Solver. It covers definitions, descriptions and examples spanning from fundamental operations to advanced features.

Command manual

*EOS_TAIT Version 8.1 April 4, 2024

EOS_TAIT

γSPH

*EOS_TAIT eosid, $\gamma$

Parameter definition

Variable

Description

eosid

Unique EOS identification number

$\gamma$

Exponent in pressure-density relationship

Description

Note that the linear bulk modulus, $K$, is determined from the elastic properties in the material command.

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

Only supported by SPH.

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