OpenFOAM Nodes

OpenFOAM nodes generate configuration files for OpenFOAM CFD simulations. These nodes use Jinja2 templates to produce properly formatted OpenFOAM dictionaries.

Node Categories

Mesh Generation

Node	Type	Description
BlockMesh	openFOAM.mesh.BlockMesh	Structured hexahedral mesh generation
SnappyHexMesh	openFOAM.mesh.SnappyHexMesh	Automated mesh with snapping and layering
GeometryDefiner	openFOAM.mesh.GeometryDefiner	Define geometry entities for meshing (FreeCAD)
RefineMesh	openFOAM.mesh.RefineMesh	Mesh refinement operations

System Configuration

Node	Type	Description
ControlDict	openFOAM.system.ControlDict	Simulation execution settings
FvSchemes	openFOAM.system.FvSchemes	Numerical discretization schemes
FvSolution	openFOAM.system.FvSolution	Linear solvers and convergence settings
ChangeDictionary	openFOAM.system.ChangeDictionary	Modify field values and boundary conditions
CreatePatch	openFOAM.system.CreatePatch	Create boundary patches from mesh faces
DecomposePar	openFOAM.system.DecomposePar	Domain decomposition for parallel runs
FvConstraints	openFOAM.system.FvConstraints	Field constraints during simulation
MeshQualityDict	openFOAM.system.MeshQualityDict	Mesh quality criteria
SetFields	openFOAM.system.SetFields	Initial field value setup
SurfaceFeatures	openFOAM.system.SurfaceFeatures	Surface feature extraction for meshing
TopoSetDict	openFOAM.system.TopoSetDict	Topology set definitions (zones, regions)

Constant Properties

Node	Type	Description
TransportProperties	openFOAM.constant.TransportProperties	Fluid transport properties (OF V7-V10)
TurbulenceProperties	openFOAM.constant.TurbulenceProperties	Turbulence model settings (OF V7-V10)
PhysicalProperties	openFOAM.constant.PhysicalProperties	General physical properties
MomentumTransport	openFOAM.constant.MomentumTransport	Momentum transport models
ThermophysicalProperties	openFOAM.constant.ThermophysicalProperties	Thermodynamic properties for heat transfer
Gravity	openFOAM.constant.g	Gravitational acceleration vector
WindLogProfile	openFOAM.constant.homogenousWindLogProfileDict	Atmospheric boundary layer wind profile
BuildAllrun	openFOAM.BuildAllrun	Generate Allrun/Allclean execution scripts

Dispersion

Node	Type	Description
KinematicCloudProperties	openFOAM.dispersion.KinematicCloudProperties	Lagrangian particle tracking
MakeFlowDispersion	openFOAM.dispersion.MakeFlowDispersion	Prepare flow fields for dispersion
Stable2018Dict	openFOAM.dispersion.Stable2018Dict	Stable atmospheric dispersion model
Neutral2018Dict	openFOAM.dispersion.Neutral2018Dict	Neutral atmospheric dispersion model
Convective2018Dict	openFOAM.dispersion.Convective2018Dict	Convective atmospheric dispersion model
IndoorDict	openFOAM.dispersion.IndoorDict	Indoor environment dispersion model

Boundary Conditions

Node	Type	Description
BC	BC.BoundaryCondition	Field boundary conditions

Typical OpenFOAM Workflow

A complete OpenFOAM simulation workflow typically includes:

flowchart TD
    Params["Parameters\n(OF version, case dir)"]
    Mesh["BlockMesh / SnappyHexMesh\n(Mesh generation)"]
    Transport["TransportProperties\n(Fluid properties)"]
    Turbulence["TurbulenceProperties\n(Turbulence model)"]
    Control["ControlDict\n(Simulation settings)"]
    Schemes["FvSchemes\n(Discretization)"]
    Solution["FvSolution\n(Solvers)"]
    BC["Boundary Conditions\n(Field BCs)"]
    AllRun["BuildAllrun\n(Execution scripts)"]

    Params --> Mesh
    Params --> Transport
    Params --> Turbulence
    Params --> Control
    Params --> Schemes
    Params --> Solution
    Params --> BC
    Mesh --> AllRun
    Transport --> AllRun
    Turbulence --> AllRun
    Control --> AllRun
    Schemes --> AllRun
    Solution --> AllRun
    BC --> AllRun