Try a Different Fluid, Equation of State or Accuracy Option

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Try a Different Fluid, Equation of State or Accuracy Option

Convergence issues can come from Arrow failing to find valid fluid properties at a given pressure and temperature point. Options to resolve these issues include using a different fluid property library, changing the equation of state, or changing theaccuracy options in the Fluid panel.

Related Topics

Troubleshooting

Diagnostics Window

Use the Model Data Window

Transfer Results to Initial Guesses

Poor Compressor/Fan Curve Fits

Troubleshooting Resistance Curves

Use the Output Window Sort Feature

Tee/Wye Junction Complexity

Lower the Flow Rate Relaxation

Try Absolute Tolerance

Make Initial Flow Rate Guesses for Pipes

Review the Iteration History

Change Boundary Conditions

Turn Off Parts of the Model

Break a Large Model Into Submodels

Change Solution Method

Using Lumped Adiabatic as a Starting Point

These results do not represent a converged solution. Use only for error resolution purposes