# the max iteration numbers in one time step

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 January 28, 2002, 11:53 the max iteration numbers in one time step #1 yangqing Guest   Posts: n/a solving unsteady flow, there is a max itration numbers in one time step. what's meanning. whether or not the solution will turn to next time step if it couldn't reach a convergence solution for max iteration numbers in this time step. if i want to reach a convergence solution for every time step, what shall i do? thanks

 January 28, 2002, 12:35 Re: the max iteration numbers in one time step #2 hvn Guest   Posts: n/a Hello, You could increase the number of max iteration in one time step to an important value like for example 100000.

 January 29, 2002, 11:39 Re: the max iteration numbers in one time step #3 yangqing Guest   Posts: n/a is that the only way? thanks

 January 30, 2002, 09:23 Re: the max iteration numbers in one time step #4 mw Guest   Posts: n/a Best thing is to reduce time step size until the residuals drop by two-three orders of magnitude in 5-10 iterations per time step.

 February 1, 2002, 11:24 Re: the max iteration numbers in one time step #5 yangqing Guest   Posts: n/a thanks for mw, hvn

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