ToolsProcessingBoundary conditionsOptionsderivedGeneralfixedValueOn this pagefixedValueProperties Dirichlet explicit Face values are evaluated according to: ϕf=ϕref \phi_f = \phi_{\ref}ϕf=ϕref where ϕf\phi_fϕf : face value ϕref\phi_{\ref}ϕref : reference value Usage <patchName>{ type fixedValue; value <field value>;} Further information Source code: Foam::fixedValueFvPatchField