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Help : Repeated error test failures. May have reached a singularity.

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Hello,

I have used Comsol version 5.6 for a coupled analysis of Heat Transfer module and turbulent flow of HTF for simulate a 2D model of a tubular absorber with a time dependent study. I have tis Error since i change the relative tolerance from 0.1 to 0.001 : Repeated error test failures. May have reached a singularity. Temps: 229.24111918757333. Last time step is not converged

Can anyone spot the glitch here and help me out, kindly?

Thank you in advance


0 Replies Last Post Nov 25, 2023, 2:46 p.m. EST
COMSOL Moderator

Hello Soumia Chatioui

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