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cracking analysis OF a 3-points bended sandwich beam in the negative stressed area of the beam (above the neutral axis)

Submitted by Ilias I. Tourl… on

Hi,all

I'm looking for ideas-ways to model the above mentioned thema and solutions to overcome some obstacles. Here are some observations of mine:

1) Above the neutral axis of a bended beam the stress field is negative.Furthermore the traditional type of K factors estimation in Ansys is insufficient.The reason as i believe is that we haven't relative despacements of the crack nodes along  y(normal) axis.In contradiction we have shear desplacements.So i retrieve Ki nearly zero and Kii some noticable results.(using contact elements)

20th Australasian Conference on the Mechanics of Structures and Materials (ACMSM20)

Submitted by Sakdirat Kaewunruen on

20th Australasian Conference on the Mechanics of Structures and Materials (ACMSM20)

Toowoomba, Queensland, Australia, 2-5 December 2008

The 20th Australasian Conference on the Mechanics of Structures and Materials (ACMSM20) will be held at the University of Southern Queensland (USQ) Toowoomba, 2-5 December 2008. The conference will be hosted by the Faculty of Engineering and Surveying, University of Southern Queensland, Toowoomba, Queensland, Australia.

Phd

Submitted by shakeel mahmood on

i am MPhil Physics from Qauid-I-Azam university Islamabad Pakistan in  Theoritical Particle physics. My thesis topic was "Some Processes in Supersymmetry". I want to do Phd in any field of theoritical physics. I have good mathematical approach

Postdoctoral/Research Scientist Position in Computational Mechanics in Vancouver, Canada

Submitted by Chunping Dai on

We are seeking a highly motivated individual to join our Vancouver research institute. This is a two-year industrial postdoctoral fellow position, which could lead to permanent employment.The successful incumbent will work with a multi-disciplinary team of scientists to develop computer models to predict mechanical properties of wood and paper products.

Abaqus / polymer simulation

Submitted by poucinette on
Hi all,



I'm trying to model a peel T test on a composite material composed of steel and polymer (polypropylen) on Abaqus 6.7. Between these parts, there are cohesive elements COH3D8.

I have a problem with my model and I don't understand it. You can visualize my results in attachs files.

For understand this draw, a few precisions:

The elements in white has just here to guide the materials.

In B (cf attachs files), the nodes are embedded.

In A I applied a velocity.