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Showing results 1 to 22 of 22 Search took 0.00 seconds. Search: Posts Made By: Harshal

Forum: ANSYS Meshing & Geometry August 1, 2014, 06:05

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello all, I recently completed my... Hello all, I recently completed my project work. This was my first experience with CFD and I thank you all for your help and guidance. Without your support, it would not have been...

Forum: ANSYS Meshing & Geometry March 15, 2014, 05:03

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Fluent simulation Hello all, I have some questions regarding Fluent simulations for car aerodynamics. I am using Fluent for studying drag and downforce on a car. I have to use two algorithms: k-omega and k-epsilon...

Forum: ANSYS Meshing & Geometry January 22, 2014, 08:41

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hey Far, I have a question. Is it possible... Hey Far, I have a question. Is it possible to generate a part of mesh with unstructured method like Octree or Delauney and the other part with blocking ? For instance can I try to generate a...

Forum: ANSYS Meshing & Geometry January 22, 2014, 06:11

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hi Far, thanks for your reply. Actually. I... Hi Far, thanks for your reply. Actually. I haven't generated the prism layers as of now. I am trying to figure out whether the problems, which I mentioned above, are caused by prism layers or...

Forum: ANSYS Meshing & Geometry January 22, 2014, 04:43

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Defining Car as Wall Hello all, I am simulating a car in wind tunnel. I have defined all the wind tunnel walls as stationary walls with no slip condition. I wanted to ask what should I defined for the car ?...

Forum: ANSYS Meshing & Geometry January 7, 2014, 07:29

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello all, I need your help. 1) I have... Hello all, I need your help. 1) I have been trying to generate volume mesh with prism for quite some time now. Unfortunately, whenever I generate the prism layers, the mesh quality decreses...

Forum: ANSYS Meshing & Geometry December 31, 2013, 09:45

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello all, I have some doubts regarding mesh... Hello all, I have some doubts regarding mesh check and mesh quality. 1)Could someone please tell me how to fix errors like Surface Orientation and Non Manifold vertices. I usually create subsets...

Forum: ANSYS Meshing & Geometry December 29, 2013, 15:30

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello, thanks for the quick reply. By the... Hello, thanks for the quick reply. By the way, did you generate the above mesh in my file, that I shared here via drop box ? If yes, can you share it with me ? However, I cannot see the spoiler...

Forum: ANSYS Meshing & Geometry December 29, 2013, 13:15

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello Far, Thanks a lot for your reply. Can... Hello Far, Thanks a lot for your reply. Can you please explain in brief your approach (for the pictures you posted) ? As far as possible, I want to use automatic mesh generation tools since I have...

Forum: ANSYS Meshing & Geometry December 13, 2013, 06:30

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello, all, I am still trying to generate a... Hello, all, I am still trying to generate a volume mesh with prism layers and I'm having a LOT of troubles doing this. These are the following things that I tried: 1) Generate volume mesh with...

Forum: ANSYS Meshing & Geometry December 11, 2013, 06:47

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hi, siw, thanks for your reply. I have... Hi, siw, thanks for your reply. I have followed most of your suggestion. However, I wanted to ask you why I need to create a prism layer on the road ? I want to only study the drag and downforce...

Forum: ANSYS Meshing & Geometry December 9, 2013, 06:04

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello, all. I have shared the drop box link for... Hello, all. I have shared the drop box link for the .tin file. I have generated the mesh using Robust Octree method and this is the best result I have got so far as compared to other methods (like...

Forum: ANSYS Meshing & Geometry December 6, 2013, 07:12

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello siw, thanks for your reply. Can I... Hello siw, thanks for your reply. Can I post the .tin file directly, or do I have to convert it into some other format ? I'll try again to post it. Also, following your advice, I have...

Forum: ANSYS Meshing & Geometry December 6, 2013, 06:03

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello, Cesar, thanks for your reply.... Hello, Cesar, thanks for your reply. Unfortunately, I don't know how to upload the .tin file here. The .tin format is not supported here, in the attachment key (I get the 'Invalie File' error). I...

Forum: ANSYS Meshing & Geometry December 3, 2013, 13:00

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hi, siw, thanks for your reply. 1) How do I... Hi, siw, thanks for your reply. 1) How do I decrease the surface element size on the car? Do you mean that I should select every car surface, give an element size and then generate surface mesh ? Or...

Forum: ANSYS Meshing & Geometry December 3, 2013, 05:37

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Thanks, siw, for your reply. I have uploaded... Thanks, siw, for your reply. I have uploaded some images from my work. Please advice me on how to improve the mesh, so that I can have better mesh orthogonality. Thanks, Harshal

Forum: ANSYS Meshing & Geometry December 2, 2013, 07:19

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello all, as you know, I am trying to... Hello all, as you know, I am trying to simulate a sports car for aerodynamic analysis. So far, I have generated a mesh and prism as per the document created by Mr.Simon. I am trying to work with...

Forum: ANSYS Meshing & Geometry November 21, 2013, 07:32

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Thanks, Andrea1984, for the quick reply. Thanks, Andrea1984, for the quick reply.

Forum: ANSYS Meshing & Geometry November 21, 2013, 06:55

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Thanks for your reply. Yes, you are right. I... Thanks for your reply. Yes, you are right. I generated directly a volume mesh with Robust Octree method. However, before generating the volume mesh, I did Build Topology in the Geometry option and...

Forum: ANSYS Meshing & Geometry November 20, 2013, 09:36

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello Siw, thanks for your reply. I followed... Hello Siw, thanks for your reply. I followed the ppt you linked, the one which deals with generating the prism layers. I tried first generating the surface mesh. However, there were some surfaces...

Forum: ANSYS Meshing & Geometry November 19, 2013, 04:19

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Hello Siw, thank you for your reply. I have... Hello Siw, thank you for your reply. I have calculated the wall distance using th Y+ Estimator available here, and have got a distance of 2.7e^-4. So, my question is, where do I enter this value...

Forum: ANSYS Meshing & Geometry November 18, 2013, 07:56

Replies: 38 [ICEM] Implementing Y+ value in mesh for vehicle aerodynamics Views: 11,005 Posted By Harshal Implementing Y+ value in mesh for vehicle aerodynamics Hello all, I have recently undertaken a project in vehicle aerodynamics. I have already generated a mesh in ICEM and have simulated the flow in Fluent. Unfortunately, the 'scaled residuals'...

Showing results 1 to 22 of 22

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