Hamid Reza Attar

6 Questions 11 Answers 0 Followers

Questions related from Hamid Reza Attar

Which software allows high quality schematic drawings for publications?

Hello, I have spotted a number of high quality schematic diagrams, such as the one attached here, from publications. Which software is able of reproducing such high quality schematic...

07 March 2020 4,561 3 View

How to use Tresca criterion in Abaqus VUMAT?

Hello, I know that Abaqus uses Mises yield criteria by default, and I have heard that if I want to use Tresca then I need to implement this in a VUMAT subroutine (for Abaqus/Explicit). I'm sure...

07 March 2020 2,695 3 View

Why does increasing strain hardening exponent result in less material necking?

Hello, According to the power law, Stress=K*strain^n. Could someone please explain why an increase in strain hardening exponent n results in less material necking from this equation? Please see...

16 February 2020 4,128 4 View

How do I make Abaqus stop the simulation once a critical value of PEEQ has been reached?

Hello, I am doing a series of metal forming simulations in Abaqus. I want the simulations to automatically stop when a critical value of PEEQ (or some other variable) has been reached, in order...

06 February 2020 5,309 4 View

How can I show through thickness stresses along a non-linear bending path in Abaqus?

Hello, I am doing a non-linear beam bending / forming analysis in Abaqus. I want to to get results for the stresses through the thickness direction, where the top fibre will be in tension and the...

18 January 2020 8,065 9 View

Why do I get different FE simulation results each time the solver is run?

Hello, i am performing a highly non linear metal forming simulation using PAMSTAMP FE simulation software. I have noticed that for the same mesh and boundary conditions, I get different results...

02 January 2020 1,173 4 View