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Today, 07:05

mhisham started a thread Combin14 element in ansys in Finite Element Modeling

Is it possible to model a single degree of freedom system using combin14 element in ansys workbench and define material dependent damping for the...

0 replies | 4 view(s)

Today, 05:09

mhisham started a thread ANSYS modal analysis in Finite Element Modeling

Is it possible to get results of modal analysis of a single degree of freedom system in terms of frequency response function in ansys ? how ? ...

0 replies | 8 view(s)

Yesterday, 23:49

mhisham replied to a thread strain energy density function in Elastomers

Thank you afreiden

2 replies | 34 view(s)

Yesterday, 19:39

afreiden replied to a thread strain energy density function in Elastomers

Different strain energy density functions provide different stress-strain relations. It is necessary to have a variety of options for strain energy...

2 replies | 34 view(s)

Yesterday, 15:29

EuanFoster replied to a thread Advanced Material Models in Abaqus in Finite Element Modeling

Sorry I should be more specific the material models I am currently wanting to gain more knowledge about are viscoelastic, Anisotropic and...

1 replies | 24 view(s)

Yesterday, 15:23

EuanFoster started a thread Advanced Material Models in Abaqus in Finite Element Modeling

Hello there, I am fairly new to abaqus and I am trying to implement models that are not just a standard elastic model. I have been searching...

1 replies | 24 view(s)

Yesterday, 10:58

mdplacette replied to a thread Abaqus default units in Computer Software

This chart should help for a quick reference. From imechanica http://imechanica.org/files/1-4%20CAE%20Example.pdf

5 replies | 4024 view(s)

Yesterday, 01:06

mhisham started a thread strain energy density function in Elastomers

what are strain energy density functions? how are they useful in hyperelastic models? can,t the same function be used in linear models?

2 replies | 34 view(s)

2013-06-17, 05:01

srikanta replied to a thread Modeling Viscoelastic model in Ansys in Viscoelasticity

I applied Prony Series and did a transient structural analysis in ANSYS but I didnt find any phase lag between stress and strain which should come...

7 replies | 2409 view(s)

2013-06-17, 04:46

srikanta replied to a thread Characterizing foam viscoelasticity and simulating with ANSYS in Finite Element Modeling

I applied Prony Series and did a transient structural analysis in ANSYS but I didnt find any phase lag between stress and strain which should come...

3 replies | 1389 view(s)

2013-06-17, 04:42

srikanta replied to a thread Viscoelasticity Constants in Ansys in Viscoelasticity

I applied Prony Series and did a transient structural analysis in ANSYS but I didnt find any phase lag between stress and strain which should come...

2 replies | 1498 view(s)

2013-06-17, 04:38

srikanta replied to a thread Dissipated energy in ANSYS and ABAQUS in Finite Element Modeling

the Prony series provides an effective tool in mechanical solutions from ANSYS for calculating deformation of materials where stiffness changes as a...

1 replies | 917 view(s)

2013-06-15, 22:58

Mohamedsayed started a thread concrete damage plasticity variables? in Computer Software

Hello everyone, This is my first time to use Concrete Damage plasticity Criterion in Abaqus, I modelling rock, and the behavior of rock under low...

0 replies | 52 view(s)

2013-06-15, 22:24

ebdoep2 started a thread Find model weight - Abaqus / Python in Computer Software

I have been trying to solve this for a while. I need to find the weight of my model in Abaqus. I prefer to do it using python commands since I will...

0 replies | 29 view(s)

2013-06-15, 08:46

Frank replied to a thread creep simulation abaqus in Constitutive Models

Abaqus Standard permits by default a maximum of 100 increments You have to define INC , a parameter for STEP or STATIC

4 replies | 640 view(s)

2013-06-14, 06:13

ignetious replied to a thread creep simulation abaqus in Constitutive Models

Hello All, I am new to creep modeling using Abaqus. I have been following a tutorial on creep modeling of pipe and modified the inputs based on my...

4 replies | 640 view(s)

2013-06-13, 12:54

cuba20052001 started a thread how to implement a logarithm calculation in VUMAT? The "log" is not available. in Constitutive Models

Hi, I want to simulate a strain rate effect model in VUMAT. And it involves a logarithm calculation, Qss=a+b *log(strain rate), for instance. I...

0 replies | 66 view(s)

2013-06-13, 11:52

shaheeri replied to a thread Prony Series in Viscoelasticity

i urgently need help as my thesis defense is next week. I have fitted Prony series with Creep and Stress Relaxation Test. They fit really well. BUT...

1 replies | 128 view(s)

2013-06-13, 05:08

mhisham started a thread material properties in Finite Element Modeling

What are the material properties required to model the geometric non-linearity of an O-ring made of viton material (undergoing compression) in ansys...

0 replies | 88 view(s)

2013-06-13, 01:11

mhisham started a thread damping in Finite Element Modeling

what is the difference between mass and stiffness proportional damping ?

0 replies | 54 view(s)

2013-06-11, 17:14

lilizheng started a thread ANSYSuser mat in workbench in Finite Element Modeling

Hello guys, I just started using ANSYS for a week and now I am having one problem with user mat in ANSYS. my project has to use a user defined...

0 replies | 77 view(s)

2013-06-11, 15:28

ferasalkam replied to a thread Error while importing .inp file in Computer Software

Dear Parvin I have read your input file and noticed that you used the concrete damage plasticity which i using to model RC frame infilled with...

2 replies | 373 view(s)

2013-06-10, 21:56

IceBreaker replied to a thread How to write ABAQUS subroutine for hyperbolic pressure condition.... in Finite Element Modeling

Read the subroutine documentation on DLOAD.

1 replies | 139 view(s)

2013-06-10, 19:28

shaheeri started a thread Prony Series in Viscoelasticity

Help needed, Can anyone please guide me how to get Prony Constants using MCalibration software. I have tried a lot and asked many times but no...

1 replies | 128 view(s)

2013-06-10, 09:42

arnabpalit started a thread FORTRAN compiler for ABAQUS subroutine in Finite Element Modeling

Hello, I need to install FORTRAN compiler for executing ABAQUS subroutine. Could you please tell me which freely downloadable FORTRAN compiler is...

0 replies | 101 view(s)

2013-06-10, 06:44

arnabpalit started a thread How to write ABAQUS subroutine for hyperbolic pressure condition.... in Finite Element Modeling

I am new in ABAQUS. I want to define load condition with a time varying hyperbolic pressure (at+bt2) on some element group on the geomtry. Values of...

1 replies | 139 view(s)

2013-06-10, 04:49

mhisham started a thread defining material property in Finite Element Modeling

Can anyone provide me with some examples of how to input material data ( experimental values) in ansys workbench... Thanks :)

0 replies | 80 view(s)

2013-06-09, 23:44

srikanta replied to a thread Modal analysis in ANSYS, considering hysteretic damping in Finite Element Modeling

Hi Saeed , I am facing similar problem. I want to assign complex youngs modulus for viscoelastic material in ANSYS. Did u find any way through...

1 replies | 1054 view(s)

2013-06-09, 16:03

isaac9come started a thread Help! Problems in input file for UEL in Finite Element Modeling

I'm learning UEL in Abaqus now. I write a simple file. But it said: ***WARNING: ONLY A UEL PROPERTY OPTION MAY BE USED WITH ELEMENT 1. CHECK...

0 replies | 86 view(s)

2013-06-09, 07:05

Frank replied to a thread Composite Failure UMAT in Plane Stress in Constitutive Models

Hello, log on to http://simulia.custhelp.com/cgi-bin/abaqus.cfg/php/enduser/home.php and register. Search for answer ID 3123...

2 replies | 531 view(s)