Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-04 Thread Muhammad Mashhood
ght that I am using "FEFaceValues" in following code as per tutorials: for (unsigned int f=0; f :: faces_per_cell; ++f) if (cell->face(f)->at_boundary() ) { fe_face_values.reinit (cell,f); for (unsigned int i=0; i >

[deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-03 Thread Muhammad Mashhood
Dear group members, I am trying to apply the Neumann (force) BC on the edge using the right_hand_side() function which I modified as following: void right_hand_side (const std::vector > , // the active cell is also imported when right hand side is called

[deal.II] Interfacing deal.ii for solution, pre and post-processing

2019-03-15 Thread Muhammad Mashhood
Dear all, I am new to deal.ii and looking for a nice interfacing tool for making mesh import, BC application, solution and post-processing for simulation cases etc. easy for me. Can anyone give me suggestion regarding this? Thank you! -- The deal.II project is located at

Re: [deal.II] Interfacing deal.ii for solution, pre and post-processing

2019-03-15 Thread Muhammad Mashhood
ysical boundary > conditions directly from the mesh itself but, since deal.II is a finite > element library and not a multi physics library, it would have no > understanding of what these types of boundary conditions mean. > > Does that help you? > > Best, > Jean-Paul >

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-10 Thread Muhammad Mashhood
; So how can I possibly implement heat flux on cell faces in this example case step-26 ? If I can, then I guess my problem is solved to learn implementing Neuman BC for Heat equation in deal.ii. Thank you very much in advance? On Wednesday, April 10, 2019 at 5:56:46 AM UTC+2, Wolfgang Bang

[deal.II] Temperature osscilations for low thermal diffusivity materials

2019-05-27 Thread Muhammad Mashhood
Dear users, I am working with deal.ii step-26 to implement temperature dependent thermal diffusivity. Currently for thermal diffusivity values > order of 1e-2 the results are quit satisfactory but if I use the low thermal diffusivity values like the order of 1e-6 to 1e-3, I get

Re: [deal.II] Temperature osscilations for low thermal diffusivity materials

2019-05-28 Thread Muhammad Mashhood
> is involved. > > > > > > > > On Mon, May 27, 2019, 21:59 Wolfgang Bangerth wrote: > >> On 5/27/19 11:01 AM, Muhammad Mashhood wrote: >> > I am working with deal.ii step-26 to implement >> temperature >> > dependent thermal diff

Re: [deal.II] Thermal Expansion

2019-05-29 Thread Muhammad Mashhood
Hi Andrew! I am also working on the same problem and would be interested to have a look into Thesis but the link says it has been removed. On Tuesday, October 7, 2014 at 12:27:09 PM UTC+2, mac wrote: > > The link below is to an MSc thesis that details all the steps to solve the > thermoelastic

Re: [deal.II] Temperature osscilations for low thermal diffusivity materials

2019-05-28 Thread Muhammad Mashhood
at 10:58:59 PM UTC+2, Wolfgang Bangerth wrote: > > On 5/27/19 11:01 AM, Muhammad Mashhood wrote: > > I am working with deal.ii step-26 to implement > temperature > > dependent thermal diffusivity. Currently for thermal diffusivity values > > > > o

Re: [deal.II] running the "The 'Goal-oriented mesh adaptivity in elastoplasticity problems' code gallery program "

2019-06-18 Thread Muhammad Mashhood
ode gallery. May be I am missing some instructions to run it so any help or hint in this regard would be much appreciated. Thank you very much in advance! On Monday, June 17, 2019 at 6:36:23 PM UTC+2, Wolfgang Bangerth wrote: > > On 6/17/19 1:50 AM, Muhammad Mashhood wrote: > &

Re: [deal.II] running the "The 'Goal-oriented mesh adaptivity in elastoplasticity problems' code gallery program "

2019-06-24 Thread Muhammad Mashhood
Thank you Prof Wolfgang for your possible support and concern. I will be waiting for the further support from the author to successfully run it and to understand the workflow correctly. On Saturday, June 22, 2019 at 1:51:10 AM UTC+2, Wolfgang Bangerth wrote: > > > Muhammad, > let me bring the

[deal.II] running the "The 'Goal-oriented mesh adaptivity in elastoplasticity problems' code gallery program "

2019-06-17 Thread Muhammad Mashhood
Dear deal.ii users, I recently started working with deal.ii and want to work with material models from material mechanics. For this so far I came across nicely written and well worked code of "The 'Goal-oriented mesh adaptivity in elastoplasticity problems " in the

[deal.II] Re: Thermoelastic Problem

2019-05-24 Thread Muhammad Mashhood
Hi Joerg and Lisa! Thank you for informative reply and posting this concern on the forum. I am also interested in thermoelastic problem and new use of deal.ii. My question is that other than the tutorial steps 26 & 18 or 20,21 & 22, is there pre-developed application at

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-29 Thread Muhammad Mashhood
4/26/19 3:42 AM, Muhammad Mashhood wrote: > > Thank you Prof. Bangerth for the correction that was quit helping. > Currently > > the code started running but unfortunately the function is returning > with the > > zero "tmp" vector. Any possible correction? > &g

Re: [deal.II] running the "The 'Goal-oriented mesh adaptivity in elastoplasticity problems' code gallery program "

2019-07-12 Thread Muhammad Mashhood
Dear Prof Wolfgang, Hi! I am successful in running the code and it is without a doubt a nice addition to deal.ii code gallery. It reproduces the expected result for 3d Beam case now. Since I did not find any thermomechanical coupled example so far in deal.ii

Re: [deal.II] running the "The 'Goal-oriented mesh adaptivity in elastoplasticity problems' code gallery program "

2019-07-12 Thread Muhammad Mashhood
, Muhammad Mashhood wrote: > > Dear Prof Wolfgang, > Hi! I am successful in running the code and > it is without a doubt a nice addition to deal.ii code gallery. It > reproduces the expected result for 3d Beam case now. > Since I did not find an

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-09 Thread Muhammad Mashhood
in advance for your suggestion! On Thursday, April 4, 2019 at 3:10:35 PM UTC+2, Wolfgang Bangerth wrote: > > On 4/4/19 4:05 AM, Muhammad Mashhood wrote: > > > > for (unsigned int f=0; f :: faces_per_cell; ++f) > > if (ce

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-09 Thread Muhammad Mashhood
ril 9, 2019 at 5:23:04 PM UTC+2, Wolfgang Bangerth wrote: > > On 4/9/19 3:44 AM, Muhammad Mashhood wrote: > > Thank you very much Prof. Bangerth. The Neuman condition is now > implemented > > successfully on the face elements in relatively simpler way (which you > > pr

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-25 Thread Muhammad Mashhood
0/examples/step-26'CMakeFiles/Makefile2:271: recipe for target 'CMakeFiles/run.dir/rule' failedmake[1]: Leaving directory '/home/muhammad/software/dealii-8.5.0/examples/step-26'Makefile:196: recipe for target 'run' failedmake[1]: *** [CMakeFiles/run.dir/rule] Error 2make: *** [run] Error 2"/usr/

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-17 Thread Muhammad Mashhood
ped way in deal.ii ? Thank you in advance! On Wednesday, April 10, 2019 at 4:16:02 PM UTC+2, Wolfgang Bangerth wrote: > > On 4/10/19 4:52 AM, Muhammad Mashhood wrote: > > > > _But the step-26 which I am now concerned about is directly forming rhs > > somehow using the fu

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-26 Thread Muhammad Mashhood
ere I want to impose "*ConstantFunction(1)*" value 1 supposing that the " *create_boundary_right_hand_side*" will apply it itself on both ends when ids not specified explicitly. On Thursday, April 25, 2019 at 8:49:04 PM UTC+2, Wolfgang Bangerth wrote: > > On 4/25

Re: [deal.II] Imposing the Neumann BC using right_hand_side() function

2019-04-26 Thread Muhammad Mashhood
It seems that "tmp" vector stays unchanged i.e. function is seemingly not assigning any face rhs values to "tmp" vector. On Friday, April 26, 2019 at 11:42:09 AM UTC+2, Muhammad Mashhood wrote: > > Thank you Prof. Bangerth for the correction that was quit helping. &g

Re: [deal.II] Re: Thermoelastic Problem

2019-08-05 Thread Muhammad Mashhood
ture as I mentioned above) ? Thank you! On Sunday, August 4, 2019 at 11:54:58 PM UTC+2, Wolfgang Bangerth wrote: > > On 8/2/19 4:01 AM, Muhammad Mashhood wrote: > > > > considering the above scenario as well as the concerns, I would be > grateful to > > receive any

Re: [deal.II] Re: Thermoelastic Problem

2019-08-08 Thread Muhammad Mashhood
Prof. Wolfgang, Thank you for the concern and response. I got your point there. I will try it in this way then. :) On Wednesday, August 7, 2019 at 6:38:53 PM UTC+2, Wolfgang Bangerth wrote: > > On 8/5/19 3:40 AM, Muhammad Mashhood wrote: > > The only thi

[deal.II] Re: Thermoelastic Problem

2019-08-02 Thread Muhammad Mashhood
Hi Daniel, Thank you for the suggestion and I also think it can be one of the way to successfully run both solutions by sharing information on correct corresponding q_points. I tried the same approach (as I am also using partitioned approach for thermomechanical coupling) but so

[deal.II] small strain (additive strain decomposition) elastoplastic code

2019-11-21 Thread Muhammad Mashhood
deal.ii code for small strain elastoplasticity (additive decomposed approach) to be coupled with thermal analysis? It would be nice addition in my code to fasten up my project. Thank you in advance! *Regards,* Muhammad Mashhood -- The deal.II project is located at http://www.dealii.org

Re: [deal.II] small strain (additive strain decomposition) elastoplastic code

2019-11-24 Thread Muhammad Mashhood
Great idea Prof. Bangerth. Thanks! On Thursday, November 21, 2019 at 7:02:48 PM UTC+1, Wolfgang Bangerth wrote: > > On 11/21/19 10:41 AM, Muhammad Mashhood wrote: > > Hi! I am trying to setup quasi static > > thermoelastoplastic code using th

[deal.II] Re: step-42 now available

2020-02-21 Thread Muhammad Mashhood
Dear Prof. Wolfgang, Thank you for sharing the tutorial step. I am using the plasticity (material non linearity) part of it with the surface force (Neuman BC) as a mechanical load. When I remove the load the plasticized domain comes back to its original

Re: [deal.II] Re: step-42 now available

2020-02-21 Thread Muhammad Mashhood
. Looking forward to your guiding response. Thank you once again for your concern and consistent guidance! Best regards, Muhammad On Friday, February 21, 2020 at 3:05:33 PM UTC+1, Wolfgang Bangerth wrote: > > On 2/21/20 4:25 AM, Muhammad Mashhood

Re: [deal.II] step-42 now available

2020-04-01 Thread Muhammad Mashhood
he extensive literature > e.g. https://onlinelibrary.wiley.com/doi/book/10.1002/9780470694626 Here > they explain the algorithm in detail. > > Best > A > > On 30 Mar 2020, at 19:09, Muhammad Mashhood > wrote: > > > > On Monday, February 24, 2020 at 12:42:17 A

Re: [deal.II] Re: step-42 now available

2020-03-30 Thread Muhammad Mashhood
On Monday, February 24, 2020 at 12:42:17 AM UTC+1, Wolfgang Bangerth wrote: > > > > In my question I meant whether is it possible to evaluated plastic > strain > > component from currently implemented plasticity algorithm as a further > > development of this code? > > I am pretty sure that

Re: [deal.II] Output of Gauss point stress tensor

2020-09-29 Thread Muhammad Mashhood
Thanks a lot Prof. Wolfgang. Your guidance was very fruitful and right on point. Solved my problem! :) On Thursday, August 6, 2020 at 1:53:48 AM UTC+2 Wolfgang Bangerth wrote: > > > Thanks for the guidance. I tried > > replacing the "

[deal.II] Classical returning mapping algorithm for plasticity in deal.ii

2020-09-29 Thread Muhammad Mashhood
Dear fellow community members, Hi! I want to simulate some simulation cases based upon the elastoplastic material model. They involve the loading and then unloading of the material too. I tried with the step-42 but apparently it is

Re: [deal.II] Output of Gauss point stress tensor

2020-08-05 Thread Muhammad Mashhood
es attached. Looking forward for your guiding response! Thank you very much for ongoing cooperation. Best regards, Muhammad Mashhood On Friday, July 31, 2020 at 5:31:13 PM UTC+2 Wolfgang Bangerth wrote: > On 7/30/20 5:26 PM, Muhammad Mashhood wrote: > > > > _But it gives the fol

[deal.II] Output of Gauss point stress tensor

2020-07-15 Thread Muhammad Mashhood
Dear Deal.ii users, Hi! I am working on the deal.ii code. I have data of stress and strain tensors at quadrature points. Currently using the results_output function, I am transferring the data at nodal points of my triangulation using "

Re: [deal.II] Output of Gauss point stress tensor

2020-07-16 Thread Muhammad Mashhood
experience in this regard or know about relevant deal.ii tutorial dealing with same feature. Thank you! On Thursday, July 16, 2020 at 4:59:31 AM UTC+2 Wolfgang Bangerth wrote: > On 7/15/20 11:05 AM, Muhammad Mashhood wrote: > > > > My question is that along with this, can

Re: [deal.II] Output of Gauss point stress tensor

2020-07-28 Thread Muhammad Mashhood
<./step-42 input.prm>[Inferior 1 (process 5082) exited with code 01]* Can there be a possible problem in using the " *particle_handler(triangulation, mapping, /*n_properties=*/dim) *" ? Thank you! On Friday, July 17, 2020 at 1:35:53 AM UTC+2 Wolfgang Bangerth wrote: > On 7/16/20 9:15

Re: [deal.II] Output of Gauss point stress tensor

2020-07-30 Thread Muhammad Mashhood
and productive support. Regards, Muhammad On Thursday, July 30, 2020 at 2:11:10 AM UTC+2 Wolfgang Bangerth wrote: > On 7/28/20 11:05 AM, Muhammad Mashhood wrote: > > > > /.~/working_dir/step-42$ /step-42 p1_chinese.prm > > Segmentation fault (core dumped)/ > > > >