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Sharing an abaqus UMAT using an elastic viscoplastic model for soil

Submitted by jovebird on

Here is a UMAT using an  elastic viscoplastic model for soil

Modifed Cam-clay model coupled with viscosity.


 

ABAQUS - UMAT (Free Download for Research Purposes)



A user-defined subroutine in ABAQUS for viscous soils.

Introduction:

The ABAQUS subroutine is for viscous soils, which
usually have the following characteristics.

First post - about rheology

Submitted by andrewsun on

The first post on iMechanica, which is an interesting site. First, it is scientists/engineers-targeted which is hard to get so crowded. And second it is exceptionally free. Everyone is free to post everything including ads, and there is no maintenance of "academic standard" or "quality" over here. However all the post I can see are of the topic of mechanics. I believe I will find it more interesting and helpful in the future.

Piezoelectric bimorph cantilever using ANSYS software

Submitted by salem on

I'm using Ansys 12 for modeling and simulation. can you help me that, how I can enter data loads as boundary conditions for a piezoelectric cantilever beam?

thank you for your assistance. 

Formulation of Phase-Field Energies for Microstructure in Complex Crystal Structures

Submitted by Kaushik Dayal on

This is a preprint of the article: APPLIED PHYSICS LETTERS 96, 081916 2010

Formulation of Phase-Field Energies for Microstructure in Complex Crystal Structures

by Lun Yang and Kaushik Dayal

Abstract

Protection mechanisms of the iron-plated armor of a deep-sea hydrothermal vent gastropod

Submitted by Haimin Yao on

Dear Colleagues,

I would like to bring your attention to our latest PNAS paper which
was just published on-line in Early Edition. This paper focused
on the protection mechanism of the unique snail (Crysomallon squamiferum) shell from deep-sea hydrothermal environment. It is an Open Access Article. You can download it freely by clicking HERE or the attachment.

Nanobrücken Nanomechanical Testing Workshop: Feb 24-26, 2010 at INM Saarbrücken

Submitted by Oden Warren on

The Nanobrücken Nanomechanical Testing Workshop, Feb 24-26, 2010 at INM Saarbrücken in Germany, aims to bring together researchers from the international nanomechanical community in a forum that highlights both techniques and applications. The workshop features an outstanding lineup of keynote and invited speakers. We cordially invite you to attend and encourage you to participate with a contributed oral or poster presentation.

 

Problem in Abaqus

Submitted by vikas sharma on

hii Friends..

    i doing project on damage investigation in drilling of  fiber reinforced plastics using Finite element approach Abaqus 6.8, i want to plot between torque and time. but i am not succeed. plz any one suggest me , how to get plot between torque & Time. 

 

 

 

modeling cohesive element

Submitted by sandra on

hello,

 i am modelling a concrete beam with FRP bonded to beam with the adhesive. i hav tried to simulate adhesive using cohesive element Abaqus(from manual) for the past 2 months, but am getting missing  property definition for those elements.I am not sure the procedure I hav followed is correct, so please send me the procedure for modelling cohesive element and the contact between the adherent faces.

waiting for the  reply