Suppose a hopper is filled with a granular material such as sand, and you need to compute the force or stress on the hopper walls. If static, this problem is straightforward to solve using FE software ...

Users import a CAD model of their machine into EDEM in IGES, STEP, or a native CAD file format, where it is converted into a surface mesh. Suppose a hopper is filled with a granular material such as ...