Learning Forum

[Eman Basheir]

Hello everyone, excuse me I'm having an «error object... floating point exception » . 

The calculation process goes for a while then it stops and I get that message. 

I'm simulating a fluid flow (biomass byrolysis) using ANSYS Fluent. Kindly see the following error massage:

Divergence detected in AMG solver: pressure correction Stabilizing k to enhance linear solver robustness.

Stabilizing k using GMRES to enhance linear solver robustness.

 

Divergence detected in AMG solver: k Stabilizing epsilon to enhance linear solver robustness.

Stabilizing epsilon using GMRES to enhance linear solver robustness.

 

Divergence detected in AMG solver: epsilon Stabilizing gas-species-0 to enhance linear solver robustness.

Stabilizing gas-species-3 to enhance linear solver robustness.

Stabilizing gas-species-4 to enhance linear solver robustness.

Stabilizing gas-species-5 to enhance linear solver robustness.

Stabilizing gas-species-6 to enhance linear solver robustness.

Stabilizing temperature to enhance linear solver robustness.

Stabilizing temperature using GMRES to enhance linear solver robustness.

temperature limited to 1.000000e+00 in 99842 cells on zone 4 in domain 2

temperature limited to 1.000000e+00 in 99842 cells on zone 4 in domain 3

temperature limited to 1.000000e+00 in 99842 cells on zone 4 in domain 4

Stabilizing vof-1 to enhance linear solver robustness.

Stabilizing vof-1 using GMRES to enhance linear solver robustness.

 

Divergence detected in AMG solver: vof-1 Stabilizing vof-2 to enhance linear solver robustness.

Stabilizing vof-2 using GMRES to enhance linear solver robustness.

 

Divergence detected in AMG solver: vof-2

 

WARNING: Invalid cp (0.00

0===============Message from the Cortex Process================================

 

 

Error at Node 3: floating point exception

Compute processes interrupted. Processing can be resumed.

 

000e==============================================================================

 

+Error at Node 2: floating point exception

 

Error at Node 1: floating point exception

00

Error at Node 0: floating point exception

J/kgK) for carbon-solid at temperature -nan(ind) K

Thanks