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Showing results 1 to 13 of 13 Search took 0.00 seconds. Search: Posts Made By: Guille1811

Forum: CFX November 12, 2017, 17:20

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 Glenn, I implemented all of your recommendations... Glenn, I implemented all of your recommendations but sadly the timestep size behaves exactly the same after almost 2 entire days of running. I even made an extremelly simplified version of the...

Forum: CFX November 9, 2017, 22:23

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 I add to the second point you mentioned that made... I add to the second point you mentioned that made the solid adiabatic, if it changes anything to said...

Forum: CFX November 9, 2017, 22:20

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 * You have viscous work on. Unless you intend to... * You have viscous work on. Unless you intend to model viscous heating turn it off. I can't see how viscous heating is significant here. I turned it on because cfx pre gived me a warning message...

Forum: CFX November 9, 2017, 18:39

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 What do you mean by implicit approach exactly? What do you mean by implicit approach exactly?

Forum: CFX November 9, 2017, 17:42

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 here is it sorry lol here is it sorry lol

Forum: CFX November 9, 2017, 17:37

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 Here is the last pic. Here is the last pic.

Forum: CFX November 9, 2017, 17:34

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 As you may remember from other posts, im... As you may remember from other posts, im simulating a wind machine which is being used for frost protection on a vineyard. My geometry is the following: -Giant "cube" of air of 200 mts long x 50...

Forum: CFX November 9, 2017, 14:24

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 how can i post my CCL? how can i post my CCL?

Forum: CFX November 9, 2017, 00:42

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 It runs fine judging by my monitors but my huge... It runs fine judging by my monitors but my huge problem is the tiny timestep size due to adaptive timestepping

Forum: CFX November 8, 2017, 11:16

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 i have tried all of those methods and the best... i have tried all of those methods and the best quality ive got is: skewness: 0,89 orth quality: 0,16 max aspect ratio: 16 According to the doccumentation these are in the "acceptable" range,...

Forum: CFX November 6, 2017, 19:50

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 Im confussed then. All i have read related to... Im confussed then. All i have read related to improving mesh quality says basically the same: use proper sizing and inflation in every place that is required. That being said, if you have your...

Forum: CFX November 6, 2017, 19:32

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 So basically refining the mesh in the zones where... So basically refining the mesh in the zones where the poorest quality elements are, and make it "coarser" on the zones where mesh quality is not s problem? Sent from my XT1021 using CFD Online...

Forum: CFX November 5, 2017, 21:14

Replies: 25 Question about adaptive timestepping Views: 2,785 Posted By Guille1811 Question about adaptive timestepping Im running a transient simulation with adaptive timestepping aiming for 3-5 coeff loops. The thing is that after 2 days of running the timestep size is around 1E-5 sec, which due to the project time...

Showing results 1 to 13 of 13

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