Hi Weigang, It's not like recommending a card; rather, if you happen to have a data center card available (A100, A5000 etc.), you can circumvent this problem for now by using them. Otherwise, let's hope we find a solution very soon, or at least find a workaround. We'll keep you posted.
Thank you, Ruochun On Monday, May 27, 2024 at 7:27:10 PM UTC+8 [email protected] wrote: > Hi Ruochun, > > My card is indeed a gaming card NVIDIA GeForce RTX 2070 Super. Could you > recommend a card? > > Thanks, > Weigang > > On Saturday, May 25, 2024 at 10:44:17 PM UTC+8 Ruochun Zhang wrote: > >> Hi Weigang, >> >> I would like to answer Question 2 first. You can use variables *AOwnerFamily >> *and *BOwnerFamily *to refer to clump (or owner) A's and clump B's >> family numbers directly in the force model. So you can write *if *statements >> that treat each case accordingly. This is mentioned in the DEME paper: You >> can check out Table 2. >> >> For Question 1, the situation is more complicated. We are actually able >> to reproduce the problem you encountered (simulation freezing), but on >> consumer/gaming cards only. It runs perfectly on data center cards and >> that's what we used for generating this experiment, therefore it did not >> appear a problem for us. It's likely due to different GPU architectures >> running the same code differently, we'll try to find a solution and let you >> know in the following days, so stay tuned. By the way, you are using a >> gaming card to run the simulations, correct? >> >> Thank you, >> Ruochun >> >> On Friday, May 24, 2024 at 8:47:00 AM UTC+8 [email protected] wrote: >> >>> Thank you for your reply! I have two questions about the demo >>> "DEMdemo-Fracture-Box". >>> >>> (1) After i have run this demo for one day, there is still nothing >>> outputed. Is it fact that the DEME will run a long time once a fracture >>> model is used? >>> >>> (2) How to tell DEME the contact force models between different familys? >>> I did not see any snippet which undertakes this work, although the demo has >>> at least two kinds of contact force model. The question i really want to >>> ask is that, if we have more than three familys in our model and there are >>> more than two familys consist of spherical particles, how to tell DEME the >>> contact force model between different familys, and tell DEME the contact >>> force model between the particles of a family in the same time. >>> >>> Thank you, >>> Weigang >>> >>> On Thursday, May 23, 2024 at 10:10:14 PM UTC+8 Ruochun Zhang wrote: >>> >>>> No. That's because the *sphere components* in a clump are just shape >>>> representations, and they have no physics, only material properties. If >>>> they did have interaction with each other then every clump would've >>>> immediately exploded upon simulation starting. >>>> >>>> Thank you, >>>> Ruochun >>>> >>>> On Thursday, May 23, 2024 at 12:16:32 PM UTC+8 [email protected] >>>> wrote: >>>> >>>>> Hi Ruochun, >>>>> >>>>> Thank you for your reply! I have a question about the clump. Do the >>>>> particles in a clump interact with each other via any force model? >>>>> >>>>> Thank you, >>>>> Weigang >>>>> >>>>> On Monday, May 20, 2024 at 10:26:03 PM UTC+8 Ruochun Zhang wrote: >>>>> >>>>>> Hi Weigang, >>>>>> >>>>>> Yes. Again, DEME only cares about the position and radius of the >>>>>> initial spheres, so you can supply it however you want. If you have a >>>>>> file >>>>>> that records this information using your own format, then the easiest >>>>>> thing >>>>>> is to have your own C++ or Python script that reads it into arrays and >>>>>> then >>>>>> feeds them to the solver. If your file shares the format with DEME's >>>>>> standard clump output file, or your file is simply the output of >>>>>> *WriteClumpFile*, then you can conveniently load clump positions and >>>>>> orientations by *ReadClumpXyzFromCsv *and *ReadClumpQuatFromCsv >>>>>> *(examples >>>>>> are in GRCPrep_Part1 and 2). Note that currently, sphere radius cannot >>>>>> be >>>>>> read from standard clump output files since it's part of the clump >>>>>> template >>>>>> information thus not in the clump output. >>>>>> >>>>>> Thank you, >>>>>> Ruochun >>>>>> >>>>>> On Monday, May 20, 2024 at 12:56:56 PM UTC+8 [email protected] >>>>>> wrote: >>>>>> >>>>>>> Hi Everyone, >>>>>>> >>>>>>> I would like to generate a block which consists of a assembly >>>>>>> spheres. Is it possible to generate the block by other code, and then >>>>>>> load >>>>>>> it into DEM-Engine via a file containg the informations (such as >>>>>>> position >>>>>>> and radius) of the spheres? >>>>>>> >>>>>>> Thank you, >>>>>>> Weigang >>>>>>> >>>>>> -- You received this message because you are subscribed to the Google Groups "ProjectChrono" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/projectchrono/1910af21-d1e3-43dd-a779-0c229e6150a6n%40googlegroups.com.
