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Vibration of a thermally stressed palte with various boundary conditions

Submitted by rammohan10 on

Hi Friends,

I would like to have any suggestions or any comments related to a particular problem... There is a thin square cantilevered plate with temperature applied as boundary conditions along 10% of its edges. I would like to extract the first 5 natural frequencies and mode shapes for this problem. The issue is that I am not able to pick the right element (shell) from ANSYS to solve this problem.

Update

Submitted by Ajit R. Jadhav on

I have quite a few things to tell...

My PhD defence at the University of Pune is already over.

I have also received post-doc offers, one from a group at MIT Boston, as well as another one from the University of California, Berkeley. The two offers followed within hours of each other. The jobs are in the computational sciences/engineering areas; the people were impressed by what I did in my PhD as well as my iMechanica writings.

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.