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COMSOL Failed to find a solution error

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Hello,

I am getting an error message:

Failed to find a solution.
Maximum number of Newton iterations reached.
Returned solution is not converged.
- Feature: Stationary Solver 1 (sol1/s1)

This message comes whenever I increase the density of the liquid in a simple laminar fluid flow in channel. I have volume forces in a certain part of the channel.

Is there a way to avoid getting this message?

1 Reply Last Post 6 mar 2015, 15:08 GMT-5

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Posted: 10 years ago 6 mar 2015, 15:08 GMT-5
I had the same error when using COMSOL and still struggled with it. But you can have a try on changing the maximum iteration number in the solver settings.

--
xinyao Tang
I had the same error when using COMSOL and still struggled with it. But you can have a try on changing the maximum iteration number in the solver settings. -- xinyao Tang

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