include * CONTROL_SPH card . . . ( here NMNEIGH should be varied accordingly ) Also your Lsdyna Version matters.

also check out this link which is similar to your work for additional details :

impact between a projectile and a plate is highly non-linear problem and requires a great care to achieve convergence . instead of using 2D axisymmetr...

use *CONTACT_INTERIOR or USE Single surface contact as well

Eroding contact should work fine , check the parameters in the contact card.

your statement that companies use primer / hyperworks tools ONLY is partially correct. while many automobile companies use mentioned tools in addition...

mat_add_erosion works well with Metallic materials. it works on : Stress dependent erosion strain dependent erosion Time dependent erosion

Contact me on geardyn.1@gmail.com for other models/ tutorials.

use implicit approach : give the displacement as input boundary condition. if okay please send the input to geardyn.1@gmail.com . i will have a loo...

activate SPR & MPR in the contact card also.

Hi , there are many online links available to learn LS-Prepost . However you need to practice the saving the input file and Giving the calcuation r...

hi , ls-prepost has an in built meshing algorthm.... Also you can use Hypermesh to mesh the components

just press : F11 or Function+F11 it will work ....!!!