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Forum: FLUENT

September 21, 2015, 09:03

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Thank you for response. I wanted to return...

Thank you for response.
I wanted to return gradient of UDS ( scalar is volume fraction of nanoparticle in my case) as boundary value.
by simplifying transport equation , my boundary condition on...

Forum: FLUENT

September 20, 2015, 12:28

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

As you see I wanted to return C_UDSI_G(c,t,0)[0]...

As you see I wanted to return C_UDSI_G(c,t,0)[0] .
It means I wanted to return derivative of UDS as wall boundary value.(volume fraction)
Is it right?

Forum: FLUENT

September 20, 2015, 12:21

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

I found the error is because of wrong boundary...

I found the error is because of wrong boundary condition UDS on the wall.
This is my B.C udf:

DEFINE_PROFILE(alpha_bc1,thread,position)
{
Thread *t;
cell_t c;
.
.
.

Forum: FLUENT

September 20, 2015, 11:57

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

I changed one part of my code but this time I...

I changed one part of my code but this time I face this error
" received a fatal signal error"
I even can not initialize my code any more!!!!!!!!!!
I need help:(
If you give me some advice , I...

Forum: FLUENT

September 18, 2015, 00:27

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Thank you for all your responses. I did it and...

Thank you for all your responses.
I did it and have this error "Divergence detected AMG solver-Temperature"

Forum: FLUENT

September 17, 2015, 09:33

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

As you said alpha is index of my first...

As you said alpha is index of my first UDSI(C_UDSI(c,t,0)),
so I have only one Adjust function (Adjust_alpha),
but I have 3 scalars, Is it true?

Forum: FLUENT

September 17, 2015, 09:23

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Yes I set it and checked the number of scalars in...

Yes I set it and checked the number of scalars in fluent by export-solution data,too.
my English is weak that's because I cant explain my code enough:(.
At first I used property of material like...

Forum: FLUENT

September 17, 2015, 01:46

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Hi Thanks for your response. I tried this...

Hi
Thanks for your response.
I tried this function but still doesn't work.:(
I 'm wondering if I have mistake about using UDS.
I have 3 uds, 1 is for volume fraction transport equation of...

Forum: FLUENT

September 17, 2015, 01:38

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Forum: FLUENT

September 16, 2015, 13:48

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Actuly these are my program's error after a part...

Actuly these are my program's error after a part of my udf:

enum
{
alpha,
A,
B,
N_REQUIRED_UDS
};

Forum: FLUENT

September 16, 2015, 13:32

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

Thank you for your reply. But I used enum for...

Thank you for your reply.
But I used enum for specifying my user scalar,too.
enum
{
alpha,

N_REQUIRED_UDS
};

do you have any other idea for me?

Forum: FLUENT

September 16, 2015, 10:56

Replies: 20

n_uds error

Views: 3,068

Posted By Maryam-A

How did you solve the problem. I have the same...

How did you solve the problem.
I have the same problem.
I would appreciate if you can help me.

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