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MIT Multiscale Materials Design Course 2015 / June 22-26, 2015

Submitted by Markus J. Buehler on

Spend a week at MIT and earn a certificate, a great opportunity for postdocs and graduate students. Limited number of fellowships available. 

June 22-26, 2015

URL: http://web.mit.edu/professional/short-programs/courses/multiscale_mater…

A state of stress is a linear map

Submitted by Zhigang Suo on

A state of stress in a body.  Components of stress.  Subject to a load, a body develops internal forces.  The distribution of the internal forces in the body is usually inhomogeneous. For example, when a rod is bent, part of the rod is in tension, and the other part of the rod is in compression.

If the internal forces are uniformly distributed in the body, the body is said to be in a homogeneous state of stress.  For brevity, we often say a state of stress, or just stress.

Summer School on Fatigue and Damage Mechanics of Composite Materials

Submitted by michele.zappal… on

Dear Colleagues,

we are glad to present the Summer School on Fatigue and Damage Mechanics of Composite Materials (13 . 17 July 2015) and the Short Course on Experimental Techniques and Testing of Composite Materials (9 . 10 July 2015) organized by and to be held at The Department of Management and Engineering  - University of Padova in Vicenza - Italy.

How to implement GTN Damge Model in Abaqus

Submitted by Vinod Kumar on

Dear Friends,

 

                      I have to know how to implement a GTN Damage model in Abaqus. Is there any Examples or Tutorials to learn this technique. Can anyone possible to solve my problem.

 

I trying implement this Damage model for the axisymmetric Model. I have uploaded for your reference.

flexural vibration beam+ponctual mass

Submitted by youjinna on
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Hello everyone,

I  modelled  a slender beam (an Euler-Bernoulli beam)  in flexural vibration in Abaqus  in order to do a natrural frequencies extraction. And, then i wanned to analyse the impact of a concentrated mass in its end. but for the first mode, i obtained a result understandable but not for the following modes which i verified analytically. the viewport of this fundamental mode can be found as a file attachement.

Could you please give me an explanation. And Thank you very much for your help

How to define initial stiffness matrix for cohesive elements in ABAQUS

Submitted by pratshar on

I am trying to  model adhesive failure using cohesive elements in Abaqus. I need to define the elastic behaviour of elements using traction separation criteria.

So I wanted to know what is the E/Enn, G1/Ess and G2/Ett values for my adhesive(E=1650 MPa)?

Essential parameter/properties masonry structure modelling (ABAQUS)

Submitted by Raimy Haidar on

hai, im haidar (undergraduate-civil engineering from Malaysia)

Kindly please help me, 

currently im working on my thesis which majorly focused on the dynamic analysis of masonry (Concrete Masonry Unit) multistorey building structure,

presently, im modelling the 3 story building (including ground floor) of masonry building with block size of (200x400mm) including 10mm thickness of mortar joint

(macro-modelling) using the ABAQUS program. However, im facing few issues and confusion regarding on masonry modelling: