Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-20 Thread Bruno Chareyre
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Bruno Chareyre posted a new comment: >As for the coordination number, I have actually been asked in the past why I get very low values I don't see why 3.5 is considered small. I can tell you PFC gives similar ra

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-20 Thread Chiara Modenese
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Chiara Modenese proposed the following answer: Yes, I agree that the algorithms are different than what is in Yade at present (thanks for the reference you have given above). Moreover, as you say, equations are n

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-20 Thread Bruno Chareyre
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Bruno Chareyre posted a new comment: @Chiara No, I did not imply that. There may be nothing wrong but for sure the models are different. Since it is not very possible to check the version of SDEC modified by JP

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-20 Thread Chiara Modenese
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Chiara Modenese proposed the following answer: Bruno, when you say that the results with those other published algorithms of rolling resistance cannot be reproduced with Yade, do you mean that something is wrong

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-03 Thread Bruno Chareyre
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Bruno Chareyre proposed the following answer: Dear Fu Zuoguang, I don't see anything wrong in your summary. @Klaus, actually no, the code in Yade has been written independently and there are differences in the a

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-08-01 Thread Klaus Thoeni
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Status: Open => Answered Klaus Thoeni proposed the following answer: Hi Fu, if you want to know how rolling resistance is implemented in Yade I think you should look at [1-3]. If I am not wrong the model is

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-07-31 Thread Fu zuoguang
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Fu zuoguang gave more information on the question: Dear Bruno Chareyre and all users: I am sorry for those very long expressions yesterday that can make you trouble. But I Hope to get your forgiveness for

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-07-31 Thread Fu zuoguang
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Status: Answered => Open Fu zuoguang is still having a problem: Dear Bruno Chareyre and all users: Thanks for helping me last time and I should say sorry for my absence of understanding what the rollin

Re: [Yade-users] [Question #232953]: rolling resistance models in YADE

2013-07-24 Thread Bruno Chareyre
Question #232953 on Yade changed: https://answers.launchpad.net/yade/+question/232953 Status: Open => Answered Bruno Chareyre proposed the following answer: For the sake of clarity, a discussion of contact laws should clearly identify kinematic variables, static variables, the rheological mod

[Yade-users] [Question #232953]: rolling resistance models in YADE

2013-07-24 Thread Fu zuoguang
New question #232953 on Yade: https://answers.launchpad.net/yade/+question/232953 Dear Jan Stránský and Bruno Chareyre and all users: Clumps generation work has been finished and now I am concerned with nothing but the rolling resistance models in YADE. The first step working for me is to p