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Forum: OpenFOAM Programming & Development

June 1, 2010, 05:18

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

Hi David, I wonder if you have already...

Hi David,

I wonder if you have already solved your problem. If not I would suggest to make an explicit iteration process for the temperature in your solid region instead of applying cyclic...

Forum: OpenFOAM Programming & Development

May 25, 2010, 05:30

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

Hi David, I think there are several...

Hi David,

I think there are several problems. Firstly fvc::div() will return an volField and no matrix. Only fvm::div(DTSolid*GT) will return a matrix. Secondly I don't understand how you are...

Forum: OpenFOAM Programming & Development

May 25, 2010, 03:11

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

Hi David, which error is it that you...

Hi David,

which error is it that you recieve? If you want to access a member that's not available in tmp<fvVectorMatrix> but in fvVectorMatrix try UEqn() istead of UEqn when calling this member.
...

Forum: OpenFOAM Programming & Development

May 20, 2010, 03:09

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

Hi, you can build up your code based on...

Hi,

you can build up your code based on channelFoam. Just replace all the terms related to LES through RANS-Terms. You could have a look at simpleFoam to get the expressions you need. Furthermore,...

Forum: OpenFOAM Programming & Development

May 18, 2010, 08:50

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

I don't think you have to work around. The...

I don't think you have to work around. The pressure gradient in flow direction is an output of this solver and doesn't have to be initialized. You can give an input for you target mass flow by...

Forum: OpenFOAM Programming & Development

May 18, 2010, 07:57

Replies: 12

Inlet conditions for cyclic problem

Views: 5,099

Posted By herbert

Hi fluent145, you are having another problem...

Hi fluent145,

you are having another problem you might not see at the moment. The pressure field will not be cyclic, when you have some flow. Instead you will have a uniform pressure gradient in...

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