Re: [Yade-users] the relationship of poisson ratio and tangential stiffness

2010-09-21 Thread Jan Stránský
Hello, particle (sphere to be more concrete) modeling of materials with Poisson's ratio over 0.25 is a bit tricky.. I have done a study on it, and (using uniform sphere radius and random dense pack) the only chance seems to define zero shear stiffness and to have low interaction radius

[Yade-users] Compilation with gts feature

2010-11-05 Thread Jan Stránský
Hello, when installing Yade on another computer with gts (or log4cxx) feature, the compilation fails an in config.log I get this output. Do you know, what could be the source of the problem? thanks a lot in advance Jan scons: Configure: Checking for gts_object_class() in C++ library gts...

Re: [Yade-users] Compilation with gts feature

2010-11-05 Thread Jan Stránský
Hi Vaclav, nor installing libavutils50 helped.. I already had installed libavutil49.. I tried to reinstall all these packages, but also with no success :-) Regards Jan __ Od: Václav Šmilauer e...@doxos.eu Komu:

Re: [Yade-users] Compilation with gts feature

2010-11-08 Thread Jan Stránský
__ Od: Jan Stránský _hon...@centrum.cz Komu: yade-users@lists.launchpad.net Datum: 05.11.2010 17:50 Předmět: Re: [Yade-users] Compilation with gts feature Hi Vaclav, nor installing libavutils50 helped.. I already had installed libavutil49.. I tried to reinstall

[Yade-users] Combining engines prescribing movement

2010-11-19 Thread Jan Stránský
Hello, is it possible to combine more engines prescribing movement? for example (I know there is HelixEngine implemented, but suppose for a while it is not :-) if I want to combine translation and rotation to create a helix, can I somehow combine them, or for every such combination would I

Re: [Yade-users] can I have the supported documents?

2010-11-19 Thread Jan Stránský
Hi Liqing, something about strain softening (I hope is has the same meaning as strength softening :-) you can find under links below. If it is not what you are looking for, then sorry for sapmming :-) Jan http://mech.fsv.cvut.cz/~milan/papers/alert-course-3.pdf

Re: [Yade-users] To Liqing and Jan (and all users in general)

2010-11-19 Thread Jan Stránský
Ok, sorry for that, I thought that mails are sorted according to the subject, the next time I know how to begin a new topic :-) Thanks for advice and correction cheers Jan __ Od: Václav Šmilauer e...@doxos.eu Komu: Yade Users Group

Re: [Yade-users] Combining engines prescribing movement

2010-11-19 Thread Jan Stránský
/11/19 Jan Stránský _hon...@centrum.cz Hello, is it possible to combine more engines prescribing movement? for example (I know there is HelixEngine implemented, but suppose for a while it is not :-) if I want to combine translation and rotation to create a helix, can I somehow combine them

Re: [Yade-users] Compilation

2010-11-21 Thread Jan Stránský
Hi Yves, I had the same problem recently (with running out of RAM). Try scons [usual options] chunkSize=1 jobs=1 it solved my problem (actually chunkSize=2 jobs=2 was enough for me, but I would try 1 first). good luck :-) Jan __

[Yade-users] Problems with compilation with 'vtk' feature

2010-11-24 Thread Jan Stránský
Hello, another problem with the compilation :-) I use vtk feature, I have libvtk5-dev installed, CPPPATH=/usr/include/vtk-5.4 (where I can find vtkInstantiator.h file and static vtkInstantiator* New(); function in it). My scons prifile is also attached. Do anybody know where the problem could

Re: [Yade-users] Problems with compilation with 'vtk' feature

2010-11-24 Thread Jan Stránský
Jan Stránský _hon...@centrum.cz Hello, another problem with the compilation :-) I use vtk feature, I have libvtk5-dev installed, CPPPATH=/usr/include/vtk-5.4 (where I can find vtkInstantiator.h file and static vtkInstantiator* New(); function in it). My scons prifile is also attached. Do anybody

Re: [Yade-users] Problems with compilation with 'vtk' feature

2010-11-24 Thread Jan Stránský
use? We have added almost all paths for most-common used OS's. Anton 2010/11/25 Jan Stránský _hon...@centrum.cz Oh, sorry, I forgot :-) I attached now the config.log as well.. thanks Jan . normal scons beginning ... Checking for vtkInstantiator::New

Re: [Yade-users] Problems with compilation with 'vtk' feature

2010-11-25 Thread Jan Stránský
scons clean solved the problem :-) thank Anton and Vaclav for support regards Jan __ Od: Václav Šmilauer e...@doxos.eu Komu: Yade Users Group yade-users@lists.launchpad.net Datum: 25.11.2010 09:04 Předmět: Re: [Yade-users] Problems

[Yade-users] Compiation problem

2011-05-09 Thread Jan Stránský
Hello, after last compilation, I got this error. Any ideas why this happend and how to fix it? For compilation I used command scons profile= debug=0 optimize=1 variant= brief=1 version=trunk PREFIX=$PREFIX CPPPATH=/usr/include/vtk-5.4:/usr/include/eigen2 features=openmp,opengl,log4cxx,gts,vtk

Re: [Yade-users] [Question #169564]: tarballs

2011-08-30 Thread Jan Stránský
Question #169564 on Yade changed: https://answers.launchpad.net/yade/+question/169564 Status: Answered = Open Jan Stránský is still having a problem: pkg/dem/ConcretePM.hpp, around line 88 in launchpad.net/yate - browse code ... there is crackOpening parameter, but in tarballs

Re: [Yade-users] [Question #169024]: Compilation with gts and vtk at RedHat

2011-09-07 Thread Jan Stránský
Question #169024 on Yade changed: https://answers.launchpad.net/yade/+question/169024 Status: Open = Solved Jan Stránský confirmed that the question is solved: solved -- You received this question notification because you are a member of yade-users, which is an answer contact for Yade

Re: [Yade-users] [Question #174453]: 2d simulation with yade

2011-10-16 Thread Jan Stránský
Question #174453 on Yade changed: https://answers.launchpad.net/yade/+question/174453 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, What king of 2d simulation you want to simulate? I think that purely 2D simulation is not supported by Yade. However, you can do

Re: [Yade-users] [Question #176961]: KeyError while accessing data from a script

2011-10-31 Thread Jan Stránský
Question #176961 on Yade changed: https://answers.launchpad.net/yade/+question/176961 Status: Open = Answered Jan Stránský proposed the following answer: Hi Janaka, /tmp/packDb.sqlite is a temporary file, where the initital spheres packing is saved. If you run the script for the second time

Re: [Yade-users] [Question #176993]: launch several simulations within one script

2011-10-31 Thread Jan Stránský
Question #176993 on Yade changed: https://answers.launchpad.net/yade/+question/176993 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, one solution would be to use completely separate simulations for each RVE, so to run several independent Yade sessions.. Jan

Re: [Yade-users] [Question #176993]: launch several simulations within one script

2011-11-01 Thread Jan Stránský
Question #176993 on Yade changed: https://answers.launchpad.net/yade/+question/176993 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, you can use only one script and launch it several time by several Yade sessions, this should not be a problem. As I understand

Re: [Yade-users] [Question #176993]: launch several simulations within one script

2011-11-01 Thread Jan Stránský
Question #176993 on Yade changed: https://answers.launchpad.net/yade/+question/176993 Status: Open = Answered Jan Stránský proposed the following answer: Very nice and very simple solution indeed :-) just out of curiosity, is there a way of combining different python scripts directly

Re: [Yade-users] [Question #179811]: How to create only one big output file with VTKRecorder?

2011-11-24 Thread Jan Stránský
Question #179811 on Yade changed: https://answers.launchpad.net/yade/+question/179811 Status: Open = Answered Jan Stránský proposed the following answer: A workaround could be creating separate directory for each simulation (e.g. unique names from O.tags['id']) and saving all vtk files

Re: [Yade-users] [Question #185098]: InteractionLocator.macroAroundPt module

2012-01-18 Thread Jan Stránský
Question #185098 on Yade changed: https://answers.launchpad.net/yade/+question/185098 Jan Stránský proposed the following answer: Hi Rinaldi, The problem is (as error message indicates) in indentation in your script. Read some text about python indentation and try to correct it on the line

Re: [Yade-users] [Question #185098]: InteractionLocator.macroAroundPt module

2012-01-19 Thread Jan Stránský
Question #185098 on Yade changed: https://answers.launchpad.net/yade/+question/185098 Jan Stránský proposed the following answer: Hi Rinaldi, the problem could be that you have no instance (existing object) of InteractionLocator. Instead of line 145 try following: locator

Re: [Yade-users] [Question #185098]: InteractionLocator.macroAroundPt module

2012-01-19 Thread Jan Stránský
Question #185098 on Yade changed: https://answers.launchpad.net/yade/+question/185098 Status: Open = Answered Jan Stránský proposed the following answer: The problem is, that at the time of InteractionLocator construction, you have no interactions present in the simulation. Try to place

Re: [Yade-users] [Question #182459]: wrap a simulation to a class

2012-01-30 Thread Jan Stránský
Question #182459 on Yade changed: https://answers.launchpad.net/yade/+question/182459 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, I tried something similar some time ago and somehow I succeeded, but I dont remember how exactly :-) could you please send me

Re: [Yade-users] [Question #182459]: wrap a simulation to a class

2012-01-31 Thread Jan Stránský
Question #182459 on Yade changed: https://answers.launchpad.net/yade/+question/182459 Jan Stránský proposed the following answer: Peri3dController has doneHook set to O.pause() by default in r3011, so you can try the script with none doneHooke specified, let us know if it hepled. Jan ceguo

Re: [Yade-users] [Question #186458]: TriaxialTest export data

2012-02-01 Thread Jan Stránský
Question #186458 on Yade changed: https://answers.launchpad.net/yade/+question/186458 Jan Stránský proposed the following answer: Hi Ali, the exporter should be independent on controller.. What do you mean, that the exporter is not compatible? did you use VTKExporter with cappital E, or (as you

Re: [Yade-users] [Question #182459]: wrap a simulation to a class

2012-02-02 Thread Jan Stránský
Question #182459 on Yade changed: https://answers.launchpad.net/yade/+question/182459 Jan Stránský proposed the following answer: Hi Ning, try r3015, NameError should not appear.. Jan ceguo píše v Po 30. 01. 2012 v 08:01 +: Question #182459 on Yade changed: https://answers.launchpad.net

Re: [Yade-users] [Question #182459]: wrap a simulation to a class

2012-02-02 Thread Jan Stránský
Question #182459 on Yade changed: https://answers.launchpad.net/yade/+question/182459 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, The problem is that PyRunner calls functions in global namespace, so variable self is not defined. I found this workaround

Re: [Yade-users] [Question #176993]: launch several simulations within one script

2012-02-06 Thread Jan Stránský
Question #176993 on Yade changed: https://answers.launchpad.net/yade/+question/176993 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, I was looking on the Omega class, and it should be no problem to modify it to contain several scenes and the possibility

Re: [Yade-users] Compare Experimental and Numerical

2012-02-10 Thread Jan Stránský
Hi Benoit, It's called Young modulus because it defines the Young's modulus of the packing (modulo a constant factor)... Ok I just didn't understand why it's called Young Modulus. So the calibration work could be defined as finding this constant factor. Anyway, I'll just call it stiffness,

Re: [Yade-users] Compare Experimental and Numerical

2012-02-10 Thread Jan Stránský
I have no feeling yet about the physical correlation, but I think there are some numerical ones at least There is a physical correlation, see e.g. https://yade-dem.org/w/images/6/64/Stransky2010-Macroscopic-elastic-properties-of-particle-models.pdf Jan

Re: [Yade-users] [Question #187798]: difference in returned stress

2012-02-15 Thread Jan Stránský
Question #187798 on Yade changed: https://answers.launchpad.net/yade/+question/187798 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, the formula used is exactly the same (actually the same function is called). The difference could be because of different type

Re: [Yade-users] [Question #187798]: difference in returned stress

2012-02-15 Thread Jan Stránský
Question #187798 on Yade changed: https://answers.launchpad.net/yade/+question/187798 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, try tu use utils.stressTensorOfPeriodicCell(True), this is the only difference in both cases, as in both approaches the same c

Re: [Yade-users] [Question #187798]: difference in returned stress

2012-02-15 Thread Jan Stránský
Question #187798 on Yade changed: https://answers.launchpad.net/yade/+question/187798 Jan Stránský posted a new comment: Hi Bruno, ok, why not, if somebody wanted to implement other type than Cauchy stress tensor, he/she can add more parameters.. Jan Chareyre píše v St 15. 02. 2012 v 19:00

Re: [Yade-users] [Question #188259]: how to add new functions

2012-02-20 Thread Jan Stránský
Question #188259 on Yade changed: https://answers.launchpad.net/yade/+question/188259 Jan Stránský proposed the following answer: Hi Ning, find e.g. stressTensorOfPeriodicCell function in files: pkg/dem/Shop.hpp pkg/dem/Shop.cpp py/_utils.cpp you should know from it how to continue :-) Jan

Re: [Yade-users] [Question #189913]: get porosity of a packing

2012-03-07 Thread Jan Stránský
Question #189913 on Yade changed: https://answers.launchpad.net/yade/+question/189913 Status: Open = Answered Jan Stránský proposed the following answer: try utils.porosity() instead of utils.porosity as already suggested Bruno Jan ceguo píše v St 07. 03. 2012 v 12:30 +: Question

Re: [Yade-users] [Question #191926]: Running scripts remotely

2012-03-28 Thread Jan Stránský
Question #191926 on Yade changed: https://answers.launchpad.net/yade/+question/191926 Jan Stránský proposed the following answer: Hi Rinaldi, how do you connect to the remote computer? via SSH? if so, try following: ssh username@domain yade-daily-batch scriptname.py logout the ampresand

Re: [Yade-users] [Question #192224]: MemoryError in saveTmp

2012-04-03 Thread Jan Stránský
Question #192224 on Yade changed: https://answers.launchpad.net/yade/+question/192224 Status: Open = Answered Jan Stránský proposed the following answer: Hello, according to Omega.*pp files, the content should be overwritten in the memory if the same name is passed to O.saveTmp, but I have

Re: [Yade-users] [Question #197186]: Compile faster ?

2012-05-14 Thread Jan Stránský
Question #197186 on Yade changed: https://answers.launchpad.net/yade/+question/197186 Status: Open = Answered Jan Stránský proposed the following answer: Hi Kneib, I would say it is normal. However, you can use hotPlugins=ScGeom as scons parameter to build ScGeom class separately, run

Re: [Yade-users] [Question #197412]: data structure of interactions

2012-05-16 Thread Jan Stránský
Question #197412 on Yade changed: https://answers.launchpad.net/yade/+question/197412 Status: Open = Answered Jan Stránský proposed the following answer: Hello, phys and geom attributes are documented right below Interaction, in IGeom and IPhys section. Jan Dne 16.5.2012 8:32 wangxiaoliang

Re: [Yade-users] [Question #197489]: regarding clumps from randomdensepack

2012-05-16 Thread Jan Stránský
Question #197489 on Yade changed: https://answers.launchpad.net/yade/+question/197489 Jan Stránský proposed the following answer: Hello, could you please provide us with a simple script and obtained errors? Thanks Jan Dne 16.5.2012 23:25 Nishith Agarwal question197...@answers.launchpad.net

Re: [Yade-users] [Question #197520]: RandomDensePack and spheres ejections

2012-05-16 Thread Jan Stránský
Question #197520 on Yade changed: https://answers.launchpad.net/yade/+question/197520 Status: Open = Answered Jan Stránský proposed the following answer: Hello Anna, a short script producing the error is always useful :-) could you please provide us with some? Thanks Jan Dne 17.5.2012 3:03

Re: [Yade-users] [Question #197661]: on modify interactionLoop

2012-05-19 Thread Jan Stránský
Question #197661 on Yade changed: https://answers.launchpad.net/yade/+question/197661 Status: Open = Answered Jan Stránský proposed the following answer: Hello, a full script would be really helpful in finding a mistake :-) as now we do not know exactly what some details

Re: [Yade-users] [Question #197661]: on modify interactionLoop

2012-05-19 Thread Jan Stránský
Question #197661 on Yade changed: https://answers.launchpad.net/yade/+question/197661 Jan Stránský proposed the following answer: Anyway I would start with i_interaction.phys.Eta = ... instead of i_interaction.Eta = ... Jan Dne 19.5.2012 18:26 Anton Gladky question197...@answers.launchpad.net

Re: [Yade-users] [Question #197489]: regarding clumps from randomdensepack

2012-05-21 Thread Jan Stránský
Question #197489 on Yade changed: https://answers.launchpad.net/yade/+question/197489 Jan Stránský proposed the following answer: Hello Nishith, the first solution is to use c1= O.bodies.appendClumped (spheres) # without braces around speheres then you will have problems on the next line

Re: [Yade-users] [Question #197489]: regarding clumps from randomdensepack

2012-05-21 Thread Jan Stránský
Question #197489 on Yade changed: https://answers.launchpad.net/yade/+question/197489 Jan Stránský proposed the following answer: Hello Nishith, the first solution is to use c1= O.bodies.appendClumped (spheres) # without braces around speheres then you will have problems on the next line

Re: [Yade-users] [Question #197775]: porosity change in undrained test

2012-05-25 Thread Jan Stránský
Question #197775 on Yade changed: https://answers.launchpad.net/yade/+question/197775 Jan Stránský posted a new comment: Hi Ning, I am plannning to incorporate these finite strain effects into Peri3dController (O.cell now has some), so when time allows it it will be there :-) Jan Dne 25.5.2012 8

Re: [Yade-users] [Question #198594]: poisson ratio problem

2012-05-27 Thread Jan Stránský
Question #198594 on Yade changed: https://answers.launchpad.net/yade/+question/198594 Status: Open = Answered Jan Stránský proposed the following answer: Hi, some studies are reported here: https://yade-dem.org/w/images/6/64/Stransky2010-Macroscopic-elastic-properties-of-particle-models.pdf

Re: [Yade-users] [Question #192224]: MemoryError in saveTmp

2012-06-07 Thread Jan Stránský
Question #192224 on Yade changed: https://answers.launchpad.net/yade/+question/192224 Jan Stránský proposed the following answer: Hi Ning, function stressTensorOfPeriodicCell will be in a few days time replaced by unified function applicable to both Dem3dofGeom and SCGeom. What modifications

Re: [Yade-users] [Question #199678]: ImportError: No module named config

2012-06-07 Thread Jan Stránský
Question #199678 on Yade changed: https://answers.launchpad.net/yade/+question/199678 Status: Open = Answered Jan Stránský proposed the following answer: It seems as compilation error.. how did you compile Yade abd how do you launch it? Jan Dne 7.6.2012 11:46 ZHU question199

Re: [Yade-users] [Question #199704]: getStress for ScGeom

2012-06-07 Thread Jan Stránský
Question #199704 on Yade changed: https://answers.launchpad.net/yade/+question/199704 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, New question #199704 on Yade: https://answers.launchpad.net/yade/+question/199704 Hi, I heard you are unifying the stress

Re: [Yade-users] [IMPORANT] Migration to cmake

2012-06-07 Thread Jan Stránský
Hi Anton, if I use cmake -DINSTALL_PREFIX=/home/jan/yade-src/cmaketest/trunk/build/ /home/jan/yade-src/cmaketest/trunk/ -DENABLE_GUI=ON -DENABLE_OPENMP=ON I got: CMake Warning: Manually-specified variables were not used by the project: ENABLE_GUI ENABLE_OPENMP Jan

Re: [Yade-users] [IMPORANT] Migration to cmake

2012-06-07 Thread Jan Stránský
Sorry, I did not used the last version (still habbit from bzr - brz checkout != git clone) Thanks Jan On 7.6.2012 21:08, Anton Gladky wrote: Hi Jan, do you use the latest git-version? You do not need explicitly switch on the module. As all of them are ON by default. Just check, whether it is

Re: [Yade-users] [IMPORANT] Migration to cmake

2012-06-07 Thread Jan Stránský
I have not run any script yet, but the instalation is ok (Ubuntu 12.04) and yade console launched without problems Jan On 7.6.2012 21:08, Anton Gladky wrote: Hi Jan, do you use the latest git-version? You do not need explicitly switch on the module. As all of them are ON by default. Just

Re: [Yade-users] [Question #199704]: getStress for ScGeom

2012-06-24 Thread Jan Stránský
Question #199704 on Yade changed: https://answers.launchpad.net/yade/+question/199704 Jan Stránský proposed the following answer: Hello Bruno, I just now face a problem of the sign :-) why is branch defined as id1 - id2 and not opposite? Thanks Jan On 24.6.2012 19:01, Chareyre wrote

Re: [Yade-users] [Question #199704]: getStress for ScGeom

2012-06-24 Thread Jan Stránský
Question #199704 on Yade changed: https://answers.launchpad.net/yade/+question/199704 Jan Stránský proposed the following answer: I am doing some tests now, and the first result is that with minus if (isPeriodic) branch -= scene-cell-hSize*I-cellDist.castReal(); the results are not ok, while

Re: [Yade-users] [Question #201791]: pebble bed reactor

2012-06-29 Thread Jan Stránský
Hello Matej, do you already have a simulation of your problem in Yade, or you will start from the scratch? Jan On 29.6.2012 12:35, Matej wrote: New question #201791 on Yade: https://answers.launchpad.net/yade/+question/201791 Hi, I'am trying to simulate pebble bed reactor core which

Re: [Yade-users] [Question #201791]: pebble bed reactor

2012-07-01 Thread Jan Stránský
Question #201791 on Yade changed: https://answers.launchpad.net/yade/+question/201791 Jan Stránský proposed the following answer: Hello Matej, there are several possibilities to make such geometry in Yade. All of them works with facets (triangular elements), that represents the geometry. So

Re: [Yade-users] [Question #201791]: pebble bed reactor

2012-07-01 Thread Jan Stránský
Hello Matej, there are several possibilities to make such geometry in Yade. All of them works with facets (triangular elements), that represents the geometry. So you can: a) use some method from yade.ymport module [1]. Various formats are supported - gmsh, gts, stl, unv. This will load

Re: [Yade-users] [Question #201791]: pebble bed reactor

2012-07-01 Thread Jan Stránský
Question #201791 on Yade changed: https://answers.launchpad.net/yade/+question/201791 Jan Stránský proposed the following answer: Hello Matej, there are several possibilities to make such geometry in Yade. All of them works with facets (triangular elements), that represents the geometry. So

Re: [Yade-users] [Question #203339]: Visualize displacements

2012-07-17 Thread Jan Stránský
Question #203339 on Yade changed: https://answers.launchpad.net/yade/+question/203339 Status: Open = Answered Jan Stránský proposed the following answer: Hello Chiara, I am using b.sate.displ() to compute the displacement (see the documentation, displ = pos-refPos, so it is the displacement

Re: [Yade-users] [Question #203385]: Export command for sphere packings from YADE to FEM packages like ABAQUS

2012-07-17 Thread Jan Stránský
Hello Manu, as Jerome already said, there is no deformation of particles. Didn't you meant the displacement of particles? if so, there are ways to export them. Concerning the errors of export.textExt format, could you please send a short script reproducing the error and also the actual error you

Re: [Yade-users] [Question #203616]: Clumping a packing

2012-07-19 Thread Jan Stránský
Question #203616 on Yade changed: https://answers.launchpad.net/yade/+question/203616 Jan Stránský proposed the following answer: Hi Anna try this: https://yade-dem.org/doc/yade.wrapper.html#yade.wrapper.BodyContainer.clump Jan -- You received this question notification because you

Re: [Yade-users] [Question #204014]: Not sure about utils.PWaveTimeStep()

2012-07-24 Thread Jan Stránský
Question #204014 on Yade changed: https://answers.launchpad.net/yade/+question/204014 Status: Open = Answered Jan Stránský proposed the following answer: Hello Christian, i'm not sure if i have to use the utils.PWaveTimeStep() in my case. I want to simulate a facetbox which is rotating

Re: [Yade-users] [Question #204014]: Not sure about utils.PWaveTimeStep()

2012-07-24 Thread Jan Stránský
Hi Christian, I was only checking the utils module documentation, thanks for the location. your facets are not actually dynamic (as far as I see from the script), because you apply RotationEngine on box and thus prescribe all their motion, while cylinder is fixed from definition. So from this

Re: [Yade-users] [Question #204120]: Problem while launching YADE

2012-07-25 Thread Jan Stránský
~/YADE/install actually is absolute path for currently logged user, but CMake seems not to recognize it (from this example and also from short googling). When installing anything, it is always a good idea to use true absolute path starting with /, so try (under assumpltion that /home/benoit is

Re: [Yade-users] [Question #204120]: Problem while launching YADE

2012-07-25 Thread Jan Stránský
Question #204120 on Yade changed: https://answers.launchpad.net/yade/+question/204120 Jan Stránský posted a new comment: ~/YADE/install actually is absolute path for currently logged user, but CMake seems not to recognize it (from this example and also from short googling). When installing

Re: [Yade-users] [Question #204014]: Not sure about utils.PWaveTimeStep()

2012-07-30 Thread Jan Stránský
Question #204014 on Yade changed: https://answers.launchpad.net/yade/+question/204014 Status: Open = Answered Jan Stránský proposed the following answer: Hello Christian, i tried to find all of the calculations in the yade code! And i found a lot of formulas for different calculations

Re: [Yade-users] [Question #205137]: impact of sphere on a granular media

2012-08-07 Thread Jan Stránský
Hello Samuel, it may have several reasons (for example time step). As already proposed by Chiara, we need more information about your problem. For example the script you are using should do the job :-) cheers Jan ___ Mailing list:

Re: [Yade-users] [Question #205137]: impact of sphere on a granular media

2012-08-07 Thread Jan Stránský
Question #205137 on Yade changed: https://answers.launchpad.net/yade/+question/205137 Jan Stránský proposed the following answer: Hello Samuel, it may have several reasons (for example time step). As already proposed by Chiara, we need more information about your problem. For example the script

Re: [Yade-users] [Question #205137]: impact of sphere on a granular media

2012-08-08 Thread Jan Stránský
Hello Samuel, I meant a bit different approach. What would really help us is both *short* and *working* script reproducing problem you have. For example: # materials mat1 = O.material.append(FrictMat(...)) mat2 = O.material.append(FrictMat(...)) # spheres s1 = utils.sphere(...) s2 =

Re: [Yade-users] [Question #205137]: impact of sphere on a granular media

2012-08-08 Thread Jan Stránský
Question #205137 on Yade changed: https://answers.launchpad.net/yade/+question/205137 Jan Stránský proposed the following answer: Hello Samuel, I meant a bit different approach. What would really help us is both *short* and *working* script reproducing problem you have. For example: # materials

Re: [Yade-users] [Question #205137]: impact of sphere on a granular media

2012-08-08 Thread Jan Stránský
Question #205137 on Yade changed: https://answers.launchpad.net/yade/+question/205137 Jan Stránský proposed the following answer: Hello Samuel, some remarks to your shorten script (I dont know if you use it in your full script): sphereMatIds=[] for i in O.materials: (i.label

Re: [Yade-users] [Question #206415]: getStress() applies for clumps?

2012-08-21 Thread Jan Stránský
Hi Ning, current implementation of getStress() does not support clumps. Jan 2012/8/21 ceguo question206...@answers.launchpad.net New question #206415 on Yade: https://answers.launchpad.net/yade/+question/206415 Hi, Kozicki, et al. (2012) (published in Granular Matter) shows marvelous

Re: [Yade-users] [Question #206415]: getStress() applies for clumps?

2012-08-21 Thread Jan Stránský
Question #206415 on Yade changed: https://answers.launchpad.net/yade/+question/206415 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, current implementation of getStress() does not support clumps. Jan 2012/8/21 ceguo question206...@answers.launchpad.net New

Re: [Yade-users] [Question #207881]: Unphysical behaviour, and Verlet collision detection

2012-09-06 Thread Jan Stránský
Hi Giulia, as usual in such cases, we have to ask you to provide us with a script reproducing this behavior. It will show us what material you use, how you compute time step and so on.. in my opinion, this issue is not related to collider. If you did not mention playing with time step, I would

Re: [Yade-users] [Question #207881]: Unphysical behaviour, and Verlet collision detection

2012-09-06 Thread Jan Stránský
Question #207881 on Yade changed: https://answers.launchpad.net/yade/+question/207881 Status: Open = Answered Jan Stránský proposed the following answer: Hi Giulia, as usual in such cases, we have to ask you to provide us with a script reproducing this behavior. It will show us what

[Yade-users] [Question #208180]: NameError in IPython session

2012-09-10 Thread Jan Stránský
New question #208180 on Yade: https://answers.launchpad.net/yade/+question/208180 Hello, consider a very simple script a.py: a = 1 when I run yade-trunk a.py and then write a in IPython, its value is normally printed. But if the script looks like this one: import yade from yade import * a =

Re: [Yade-users] [Question #208180]: NameError in IPython session

2012-09-10 Thread Jan Stránský
Hi, sorry, I am using latest trunk version on Ubuntu 12.04 Jan 2012/9/10 tranviet question208...@answers.launchpad.net Question #208180 on Yade changed: https://answers.launchpad.net/yade/+question/208180 Status: Open = Answered tranviet proposed the following answer: Hello, I have

Re: [Yade-users] [Question #208180]: NameError in IPython session

2012-09-10 Thread Jan Stránský
Question #208180 on Yade changed: https://answers.launchpad.net/yade/+question/208180 Status: Answered = Open Jan Stránský is still having a problem: Hi, sorry, I am using latest trunk version on Ubuntu 12.04 Jan 2012/9/10 tranviet question208...@answers.launchpad.net Question #208180

Re: [Yade-users] [Question #208180]: NameError in IPython session

2012-09-10 Thread Jan Stránský
Question #208180 on Yade changed: https://answers.launchpad.net/yade/+question/208180 Status: Answered = Solved Jan Stránský confirmed that the question is solved: Thanks Anton Gladky, that solved my question. -- You received this question notification because you are a member of yade

Re: [Yade-users] [Question #208180]: NameError in IPython session

2012-09-10 Thread Jan Stránský
Question #208180 on Yade changed: https://answers.launchpad.net/yade/+question/208180 Jan Stránský posted a new comment: How simple :-) thanks a lot Jan 2012/9/10 Anton Gladky question208...@answers.launchpad.net Question #208180 on Yade changed: https://answers.launchpad.net/yade/+question

Re: [Yade-users] [Question #208644]: How to save a confined pack and later load it for shear

2012-09-17 Thread Jan Stránský
Hi Ning, Peri3dController does not work very good if all prescribed values are stress with comparable magnitude (like in your case). Try to pass the youngEstimation and poissonEstimation parameters to Peri3dController ( https://yade-dem.org/doc/yade.wrapper.html#yade.wrapper.Peri3dController) Jan

Re: [Yade-users] [Question #208644]: How to save a confined pack and later load it for shear

2012-09-17 Thread Jan Stránský
Question #208644 on Yade changed: https://answers.launchpad.net/yade/+question/208644 Status: Open = Answered Jan Stránský proposed the following answer: Hi Ning, as far as I can see, the second script does not generate conf.xml.bz2 file.. is it right? Jan 2012/9/17 ceguo question208

Re: [Yade-users] [Question #208644]: How to save a confined pack and later load it for shear

2012-09-17 Thread Jan Stránský
Question #208644 on Yade changed: https://answers.launchpad.net/yade/+question/208644 Jan Stránský proposed the following answer: If no doneHook is specified for Peri3dController, then it is killed and O.pause() is called, thats why it terminates.. PeriIsoCompressor.cpp, line 410

Re: [Yade-users] [Question #209832]: saveDataTxT

2012-09-28 Thread Jan Stránský
Question #209832 on Yade changed: https://answers.launchpad.net/yade/+question/209832 Status: Open = Answered Jan Stránský proposed the following answer: Hello Christian, is that you complete script? if so, please notice that there is no run() nor step() to execute the PyRunner

Re: [Yade-users] [Question #210429]: on constitutive law of DEM and yade

2012-10-05 Thread Jan Stránský
Question #210429 on Yade changed: https://answers.launchpad.net/yade/+question/210429 Jan Stránský proposed the following answer: Hi, In formulation, where interparticle bond's cross sections are proportinal to square of particle size (standard Yade approach as far as I know), there is no size

Re: [Yade-users] [Question #211043]: An error occured on using make install during installation

2012-10-12 Thread Jan Stránský
Question #211043 on Yade changed: https://answers.launchpad.net/yade/+question/211043 Jan Stránský proposed the following answer: Hello, after a quick look, it seems to be a problem with permissions. try sudo make install it should work. If you don't want to use sudo with each make install

Re: [Yade-users] [Question #211043]: An error occured on using make install during installation

2012-10-12 Thread Jan Stránský
Question #211043 on Yade changed: https://answers.launchpad.net/yade/+question/211043 Jan Stránský proposed the following answer: I would say that only launchpad does not send the emails imediatlly, but rather in some clumps together :-) (I answered quite earlier). With Anton we faced this issue

Re: [Yade-users] [Question #211358]: Differen between simulation and real experiment

2012-10-16 Thread Jan Stránský
Question #211358 on Yade changed: https://answers.launchpad.net/yade/+question/211358 Status: Open = Answered Jan Stránský proposed the following answer: Hello Christian, how do you measure the force in your experiment? how looks ground in your experiment? I would say that the simulation

Re: [Yade-users] [Question #211583]: yade randomperipck module

2012-10-18 Thread Jan Stránský
Question #211583 on Yade changed: https://answers.launchpad.net/yade/+question/211583 Jan Stránský proposed the following answer: Hi Ali, as far as I know: - rRelFuzz is standard deviation of gaussian distribution of particle radius - currently the prescribed overlap is not implemented

Re: [Yade-users] [Question #211937]: Delete some particles in a package

2012-10-22 Thread Jan Stránský
Question #211937 on Yade changed: https://answers.launchpad.net/yade/+question/211937 Jan Stránský proposed the following answer: Hello, to delete certain particle, use [1] O.bodies.erase(bodyId) if you have e.g. a list of bodies that you want to delete, you can use something like

Re: [Yade-users] [Question #211937]: Delete some particles in a package

2012-10-22 Thread Jan Stránský
Question #211937 on Yade changed: https://answers.launchpad.net/yade/+question/211937 Status: Open = Answered Jan Stránský proposed the following answer: Well, it depends on how you define convergence and convergence problems :-) if you apply compressive stress on the boundaries and some

Re: [Yade-users] [Question #211358]: Differen between simulation and real experiment

2012-10-22 Thread Jan Stránský
Question #211358 on Yade changed: https://answers.launchpad.net/yade/+question/211358 Status: Open = Answered Jan Stránský proposed the following answer: Hi Christian, what is exacly the load cell (do yo have a picture)? and how do you measure the force? I still have the feeleing

Re: [Yade-users] [Question #211968]: fabric tensor calc and exportSpheres

2012-10-22 Thread Jan Stránský
Question #211968 on Yade changed: https://answers.launchpad.net/yade/+question/211968 Jan Stránský proposed the following answer: Definitely Bruno's answer is good. Also try utils.bodyStressTensors() Jan Dne 22.10.2012 18:01 Chareyre question211...@answers.launchpad.net napsal(a): Question

Re: [Yade-users] [Question #211937]: Delete some particles in a package

2012-10-23 Thread Jan Stránský
Question #211937 on Yade changed: https://answers.launchpad.net/yade/+question/211937 Jan Stránský posted a new comment: Do you still have the old version with the error? if yes, please send it anyway. As Anton mentioned, there may be a bug, which is active only in some ciecumstances. Jan 2012

Re: [Yade-users] [Question #211937]: Delete some particles in a package

2012-10-23 Thread Jan Stránský
Question #211937 on Yade changed: https://answers.launchpad.net/yade/+question/211937 Jan Stránský posted a new comment: Do you still have the old version with the error? if yes, please send it anyway. As Anton mentioned, there may be a bug, which is active only in some ciecumstances. Jan 2012

Re: [Yade-users] [Question #211937]: Delete some particles in a package

2012-10-23 Thread Jan Stránský
Question #211937 on Yade changed: https://answers.launchpad.net/yade/+question/211937 Jan Stránský posted a new comment: Do you still have the old version with the error? if yes, please send it anyway. As Anton mentioned, there may be a bug, which is active only in some ciecumstances. Jan 2012

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