Artificial Transient Initial pressure conditions at Pipe X Station Y are not steady Error Z
A Critical Warning message in AFT Impulse.
AFT Impulse detected an artificial transient. If the magnitude is small you may be able to ignore it. If you want to ignore it you can change artificial transient criteria in the Artificial Transient Detection Panel.
In general, artificial transients will affect your results, and you should be careful to understand what is happening.
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Are you for real? Understanding and Troubleshooting Artificial Transients in AFT Impulse
