[Yade-users] [Question #701581]: Difference between FrictMat and cohFrictMat without cohesion and moment

2022-04-28 Thread Aoxi Zhang
New question #701581 on Yade: https://answers.launchpad.net/yade/+question/701581 Hi, I'd like to ask that is it the same between FrictMat and cohFrictMat without moment and cohesion? As described in Yade documentation, cohFrictMat is the material extending FrictMat with cohesive properties and

Re: [Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-27 Thread Aoxi Zhang
Question #701438 on Yade changed: https://answers.launchpad.net/yade/+question/701438 Aoxi Zhang posted a new comment: Hi Karol, Sorry for not making it clear. I mean the damping is changing properly, but the problem is not solved and I still need help on it. Thanks, Aoxi -- You received

Re: [Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-22 Thread Aoxi Zhang
Question #701438 on Yade changed: https://answers.launchpad.net/yade/+question/701438 Aoxi Zhang posted a new comment: Hi Karol, I have (1) updated the way of setting daping in phase2.py, now it works well, (2) changed iterPeriod=1 to virtPeriod = RunTimeLength/1000 as you suggested. Thanks

Re: [Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-21 Thread Aoxi Zhang
Question #701438 on Yade changed: https://answers.launchpad.net/yade/+question/701438 Status: Answered => Open Aoxi Zhang is still having a problem: Hi, I'd like also use labels for engines. But sometimes I found that using label cannot successfully control the engine. For inst

Re: [Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-21 Thread Aoxi Zhang
Question #701438 on Yade changed: https://answers.launchpad.net/yade/+question/701438 Aoxi Zhang gave more information on the question: Hi Jan, Thanks for your comments. >> it is not small enough to neglect the effect of its value. I further tested on other smaller dt values, e.g. 1e-1

Re: [Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-21 Thread Aoxi Zhang
Question #701438 on Yade changed: https://answers.launchpad.net/yade/+question/701438 Status: Answered => Open Aoxi Zhang is still having a problem: Hi Karol and Jan, Thanks for your feedback! Below are the scripts of the MWE: phase1.py from __future__ import division from y

[Yade-users] [Question #701438]: Why particle velocity varies with time step

2022-04-20 Thread Aoxi Zhang
New question #701438 on Yade: https://answers.launchpad.net/yade/+question/701438 Hi, I was trying to simulate a bender element test using DEM, and I'd like to ask that why the evolution of particle velocity varies with time step, even dt is small enough compared to the dt obtained from PWaveTim