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I am using Ansys Ls-Dyna to solve a case where a rigid indentor in the shape of bow penetrates double skinned structural models. I want to use UPF (User Programmable Features) in order to define a custom failure criterion. From the “Guide to Ansys User Programmable Features” I read that the...

Mat 18 is Sprng-Dampr165(combi165) ET,1,COMBI165 R,1, , , , , , , thanks for the answer

hi all.I´m doing a simulation in ansys/lsdyna12.0 the impact of two ship and need use combi165 as boundary condition ,but when run has error and I don´t understand in file message of ansys/lsdyna said *** Error Part ID 28 with SID 17 MID 18 for...

Hi Stringmaker (Mechanical) I still have the same problem.but when run file .k appear its: TRANSFER SOLID MODEL BOUNDARY CONDITIONS TO FINITE ELEMENT MODEL SYMM/ASYM CONSTRAINTS FROM LINES = 0 why????? before I was simulating a analyses implicit ,after a analisis...

Hi Stringmaker I doing simulation a collision ship .I did a benschmark wiht other and run good but now with its analisys appear its error...why??????Add file

Hi Stringmaker I doing simulation a collision ship .I did a benschmark wiht other and run good but now with its analisys appear its error...why?????? Add file http://files.engineering.com/getfile.aspx?folder=6c05d18b-b413-4301-9b83-e1e10bdd6076&file=fem.gif

Hi all: a question .why when run the ansy/lsdyna appears ITS ERROR: *** ERROR *** Rotated nodes are not permitted for LsDyna Elements. WHYYY??? Thank for the answer.

Hi I´m doing a simulation of a Ship. But after of run a time, it appears "erro in element formulation" Why????? thanks for the answer Ii´m ussing : element: shell 181 mass21 Material: Non Linear Master /node : Coupling/ rigid region

Hi all. I´m doing a simulation a hull girder of oil Ship. how calculate a curva Moment(N.m)-Curvature(1/R Radio of gire)for a ship. type elemn is :shell 181. Boundary contorn:rotation in the ends of hold angle=0.0015rad Material:zone elastic +zone plastica(True cruve) All load in a...

Thanks you Drej,I had that problem as 2 weeks.

Hi,my name is jorge I m doing a simulation of collision ship in ansys/lsdyna 12.0 my computer is window 7 of 24 Gb of memory and two proce. of 2,6 Ghz my problem is : *** Error Memory is set 142379 words short Current memory size 20000000 Increase the memory...