inner iterations diverge

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Schnell_MBBM
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inner iterations diverge

Post by Schnell_MBBM »

Hallo Wufi Team,

I wanted to simulate an admittedly quite complex plinth-detail.

before even the first time- or iterationstep i get the error
*** terminated -- inner iterations diverge ***

Which part usually causes these problems?
Is it due to the geometry, the material properties or the calculation Parameteres?

Greetings
Schnell_MBBM
WUFI User
WUFI User
Posts: 15
Joined: Thu Mar 20, 2014 4:34 am -1100

Re: inner iterations diverge

Post by Schnell_MBBM »

OK,

by "try'n error" i found out, the problem is the inserted moisturesource.
When I simply delete the source, it works quite well.
Even though, i could not identify the precise problem.
Christian Bludau
WUFI SupportTeam IBP
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Re: inner iterations diverge

Post by Christian Bludau »

Hello Schnell_MBBM,

this probably is a mathematical problem which appears if the source contains more water, than the pores of the material, where it is inserted, can take. In Wufi Pro that is solved by clipping the source. This functionality is not yet included in WUFI 2D, so it crashes if the source is higher than the material can take.
We are working on including that into the next version of WUFI 2D.

Christian
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