functionObjects – Giux-Lab

Cover: monitoring, troubleshooting and convergence assessment in OpenFOAM 14

OpenFOAM: monitoring, troubleshooting and convergence assessment

Written by giux | Published on Oct 16, 2026 | No comments

An operating guide to checking an OpenFOAM 14 run from launch to result assessment: reading the log, residuals and continuity, function objects for residuals and probes, monitoring pressure drop and flow rate with surfaceFieldValue, mass balance, diagnosing typical patterns and a reproducible assessment from Windows.

#CFD #convergence #functionObjects #monitoring #OpenFOAM

Timeline from 0 to 0.020 s with ten steps of 0.002 s and writes at steps 5 and 10, i.e. at 0.010 and 0.020 s

OpenFOAM 14 Part 4: controlDict and Simulation Control

Written by giux | Published on Oct 16, 2026 | No comments

The OpenFOAM 14 system/controlDict explained entry by entry: solver module for foamRun, simulated time, start and stop rules, write policies, purgeWrite, restarts, adaptive time stepping and run-time changes.

#CFD #controlDict #functionObjects #OpenFOAM

Tag: functionObjects

OpenFOAM: monitoring, troubleshooting and convergence assessment

OpenFOAM 14 Part 4: controlDict and Simulation Control