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Showing results 1 to 13 of 13 Search took 0.00 seconds. Search: Posts Made By: LilBort

Forum: CFX April 22, 2009, 08:53

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort When I do this, I get the Isolated Fluid Regions... When I do this, I get the Isolated Fluid Regions Error.

Forum: CFX April 21, 2009, 17:47

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort - How do you set domain interfaces between solid... - How do you set domain interfaces between solid and fluid domains? I have since redesigned the mesh to include the humans and room all into one domain. I will not have a humans domain,...

Forum: CFX April 21, 2009, 17:41

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I have given your comments consideration, and I... I have given your comments consideration, and I have chosen to set my return outlets with 0 Pa relative pressure to keep the room from constantly increasing in pressure.

Forum: CFX April 21, 2009, 17:39

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I am going to look into this. I will redo my mesh... I am going to look into this. I will redo my mesh such that it is all contained in one domain. So I will not have a humans domain, just cylindrical indents in the floor of the room. And I will set a...

Forum: CFX April 20, 2009, 18:47

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort - I noticed the HTC were in the wrong units, I... - I noticed the HTC were in the wrong units, I have since changed them to English units. - The inlets and outlets have fixed velocities, and the room should pressurize. - I am considering...

Forum: CFX April 20, 2009, 18:28

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I took out the Human Solids Domain and added the... I took out the Human Solids Domain and added the humans into the Room Domain. Then I just created a wall boundary condition with heat flux on the human surfaces. Now the simulation gives me a...

Forum: CFX April 20, 2009, 10:03

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I am running a transient simulation with 1 second... I am running a transient simulation with 1 second time steps. Output file can be found here... http://www.4shared.com/file/100414327/441901da/Coarser_Mesh_x2_Internal_Heat_001.html

Forum: CFX April 20, 2009, 10:02

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort How do I apply the heat flux to outer surface of... How do I apply the heat flux to outer surface of the humans without creating a domain for them? The room and human bodies are two separate meshes.

Forum: CFX April 17, 2009, 13:46

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort You should try and keep the CFD model as simple... You should try and keep the CFD model as simple as possible. I dont think you should include tables into the model. But if you must. I would adjust the mesh size on the legs of the tables until you...

Forum: CFX April 17, 2009, 12:42

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I ran the model and I am still not getting the... I ran the model and I am still not getting the results that I want. Here are the screens shots from my simulation... http://img259.imageshack.us/img259/6683/tempprofile.jpg ...

Forum: CFX April 17, 2009, 12:02

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort In the room domain I set the direction of... In the room domain I set the direction of gravity. In the Domain representing humans I did not. Since I chose a solid type domain for the humans, the direction of gravity is not an option. I am...

Forum: CFX April 17, 2009, 09:13

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort I will try and run the simulation over the... I will try and run the simulation over the weekend using the energy source on the domain boundary. I will keep you updated on how it turns out. I have activated buoyancy and thermal energy....

Forum: CFX April 16, 2009, 12:47

Replies: 27 HVAC Modeling Humans in Room Views: 9,610 Posted By LilBort HVAC Modeling Humans in Room I am using Ansys CFX to model Displacement Ventilation in a room. I have set up and run the simulation without people in the room and with no internal heat generation. This simulation runs great and...

Showing results 1 to 13 of 13

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