# 7.6.14.1.1. Constant

Syntax

  Offset Darcy Potential ([{of} SpeciesName] | [{in} MaterialPhaseName] | [{ls} {a | b | c}]) = Constant (Offset = offset | Surface = surface | [Equations = Equations…])

Scope

  Aria Material

Summary

  Offset DARCY_POTENTIAL by constant value on surfaces p’ = p + offset.

Parameter | Value | Default
--- | --- | ---
{of} | {of | species | subindex} | –
SpeciesName | string | –
{in} | {in | material_phase} | –
MaterialPhaseName | string | –
{ls} | {levelset_phase | ls} | –
offset | real | –
surface | “string” | –
Equations | string… | –