Oula Fatla

8 Questions 30 Answers 0 Followers

Questions related from Oula Fatla

Where is the heat going?

Hi everyone I'm modelling a heating-up process in a furnace, the process is time dependent i.e. a specific heating rate is applied in the real life process. I used data of actual temperature...

02 February 2019 4,761 3 View

What is the difference between DEFINE_PROPERTY and DEFINE_PROFILE macros?

Hi I'm a bit confused about which macro can be used to change the material property that is changing with temperature?, is it DEFINE_PROPERTY or DEFINE_ PROFILE? I have found the thread (link)...

12 December 2018 5,447 0 View

How to set the BC on a wall that is under monitoring using UDF?

Hi everyone I'm using a special UDF to monitor the temperature on a wall. So the BC at that wall is unknown I want it as output of the simulation. I only know that at the beginning of simulation...

11 November 2018 6,804 0 View

UDF for gas flow rate?

I need to write a UDF for a boundary condition of a gas flow rate. In my simulation using Fluent, I need to simulate a process lasts for ~ 5 hours. During the process a specific gas flow rate...

11 November 2018 6,848 9 View

How can I monitor and get a variable as output parameter using UDF in Fluent?

Hi everyone I'm modelling a process of a furnace. The heating process in this furnace occurs gradually, i.e. the thermal profile is changing with time. I have managed to write a UDF for this...

10 October 2018 1,178 2 View

UDF compiler error, how to avoid this?

Dear all, I'm getting the following error when compiling the UDF in fluent. Does anyone have any idea why? I'm using ANSYS 18.2 and VS 2017. 'xcopy' is not recognized as an internal or external...

10 October 2018 9,352 13 View

How to write a UDF for a transient temperature?

I'm trying to write a UDF of a transient temperature BC to be applied on a wall. The data that I will use for this purpose is a thermo-couple data obtained from the process that I'm interested...

09 September 2018 3,403 5 View

How can I achieve multi-zone meshing?

Hello everyone. Does any one have an idea or suggestion on how to achieve good mesh for my geometry (see attached file). I am using ANSYS workbench 16 for the meshing. I have tried so many things...

12 December 2015 2,471 8 View