Welcome to the zCFD User Guide

Version: v2025.07.12237

• Overview
• Installation
  • System Requirements
  • Linux / Unix
  • Windows
  • Licence
• Running zCFD
  • Running zCFD
  • Parallel Guide
  • EPIC
  • EPIC Desktops
  • Using Jupyter
  • zCFD Environment Variables
• Getting Started
  • Tutorial 1: Simple Aerofoil
  • Tutorial 2: Steady State RANS
  • Tutorial 3: Time accurate solution
  • Tutorial 4: Aero-acoustics
  • Tutorial 5: FWH Solver
  • Tutorial 6: Overset Meshes
  • Running zCFD using EPIC
• Reference Guide
  • Reference Settings
  • Boundary Conditions
  • Time Marching
  • Linear Solver Settings
  • Equations
  • Aero-Acoustics
  • Fluid-structure interaction
  • Material Specification
  • Initial Conditions
  • Reference Conditions
  • Boundary Conditions
  • Fluid Zones
  • Mesh Transformation
  • Overset
  • Write Output
  • Reporting
  • Output variables
• zCFD Functions
  • Scale Mesh Function
  • Transform Mesh Function
  • Ramp CFL Function
  • Transform Function
  • Initialisation Function
  • Driven initial condition
  • Static Pressure Ratio
  • Total Pressure Ratio
  • Total Temperature Ratio
  • Direction Vector
• Mesh Conversion
  • OpenFOAM-x.x.x
  • OpenFOAM Mesh Converter
  • Fluent Mesh Converter
  • Star CCM+ Mesh Converter
  • CGNS Mesh Converter
  • UGRID Mesh Converter
  • DLR Tau Mesh Converter
  • SU2 Mesh Converter
  • CBA Mesh Converter
• FWH solver
  • What is an FWH solver for?
  • How does an FWH solver work?
  • Running the zCFD FWH solver
  • FWH file utilities
• zM3
  • Execution
  • Options
• Visualisation
  • VTK Output
  • EnSight Output
  • Native HDF5 Output
  • ParaView Catalyst Scripts
  • ParaView Client
  • ParaView Client-Server
  • Jupyter Notebooks
• Utilities
  • Actuator disc modelling
• Troubleshooting
  • Crashing
  • Convergence stall
• PDF copy