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from NIT calicut , need help in Ansys modeling cracks in offshore tubular joints

Submitted by nareshphilics on

hi everyone,

i am doing my masters in offshore structures, as part of my thesis work i am  doing fatigue analysis of offshore tubular joints. So , i have modeled the typical joints( T joint, K joint and Y joint) in ansys, now i have to model the cracks to find stress intensity factors, then i ahve to estimate fatigue life.

 Can anybody pls tell me how to model the crack in Ansys classic, if u have any tutorials or examples please send me.

my mail-id nareshphilics [at] gmail.com

Sigma Technology shares the success of aircraft buiders (IOSO news)

Submitted by IOSOnier on

29 January 2010 New Russian Fifth-Generation Fighter made his first flight. This aircraft was designed by company Sukhoi with the new engines designed by NPO Saturn. We would like to express our proud and mention that both companies have used IOSO Optimization software as a regular part in their design and development technological cycle.

Career after the Ph.D.

Submitted by Alessio on

Hi,



I'm an Engineer and a Ph.D. student in Applied Maths, working in the field of Nonlinear Finite Elements for Elasticity. I often think about my future career since, by now, I have a strong experience with coding FE in C++/Matlab/Mathematica, but no clue whatsoever about commercial black-box softwares for FEA. I'm worried about this, since most of the job vacancies from the industry (I'm not interested in pursuing the Academic career) seem to require only experience with a specific software and application, and not to directly code FE.

How to mesh sandwich 3D structures

Submitted by mwasimak on

Hello All,

I have some difficulties to mesh the 3D sandwich composite. I want to mesh the outer volume with composite materials  with 15 plies and the inner with foam. I don't know how to do so. I've tried to do mesh the outer volume by SOLID46. But I didn't get good mesh due to element coordinate mismatch. Could anybody please suggest me in this regard? I really need your help.

Thank you very much.

 Wasim  

 

Journal Club February 2010: Mechanics of Patterned and Structured Interfaces

Submitted by Kevin T Turner on

Welcome to February 2010 Journal Club!  This month, I look forward to a lively discussion on the mechanics of structured and patterned interfaces in which geometry is used to tailor adhesion.  Much of the work in this area has been inspired by a variety of animals and insects that have feet covered with small structures (often hierarchical and sub-micrometer in size at the end) that allow them to strongly adhere to a broad range of surfaces.  The best known example is the Tokay Gecko (Gekko gecko), which can achieve an adhesion force much greater than its body weight

IGF SUMMER SCHOOL and 9th YSESM, July 5—10 2010, Trieste – Italy

Submitted by marco.paggi on
Dear Colleague,



on behalf of the Scientific and Organizing Committee it is my great pleasure to invite you to participate in the



IGF SUMMER SCHOOL and 9th YSESM, July 5—10 2010, Trieste – Italy.

 

The event  is articulated in two parts:

 

-Summer course on light weight structures -Prof. Karl - Heinz SCHWALBE, July 5—7



-9th Youth Symposium on Experimental Solid Mechanics, July 7—10