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how to model composite laminates in ANSYS v11

Submitted by Fred on

hello everybody;

i'm doing finite element modal analysis of composite structure using ANSYS v11. however i got problem with modeling  composite laminates. i hope someone can show an example on how to model the composite laminates. i had looking for the related tutorial but couldn't found one.

 

Fred

New IOSO optimization software application examples in turbomachinery

Submitted by IOSOnier on

Dear Colleagues.

Let us introduce you some new application examples of IOSO optimization technology employment in turbomachinery.

 

 

First example is the application of IOSO software connected with Concepts NREC software aimed at improving efficiency of 10-stages compressor, you can download it from here

http://www.iosotech.com/text/IOSO-Concepts-10stage-axial-compr.pdf 

 

 

 

nonuniform surface traction in abaqus .

Submitted by anicebird on
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Hello everyone:

 recently i encountered a problem when using abaqus .i wanna define shear distributed load along a surface,

the magnitude of a single point is related with  its velocity.but it looks that abaqus does not support this kind

of load even in VDOLAD .how can i do to realize it?

thks a lot .

RUSSIAN SIGMA TECHNOLOGY COLLABORATES WITH XC ENGINEERING OF ITALY

Submitted by IOSOnier on
PRESS RELEASE
 

Russian Sigma Technologycollaborates with XCENGINEERING of Italy

 

Two leading engineering companies to cooperate for thedistribution of unique design optimization software IOSO in Europe.

 

IOSO technology approach to optimization (some useful notes)

Submitted by IOSOnier on

Dear Colleagues,



As a regular remark, we would like to give you a brief explanation of our approach to Design Optimization.

http://www.engineering.com/Blogs/tabid/3207/EntryID/405/Default.aspx

Iterations in VUMAT

Submitted by cece83 on

Dear all,

I' m trying to make a model in VUMAT for shape memory alloy based on Lagoudas 's thermomechanical constitutive model. It seems that It's necessary an iteration to evaluate the thermoelastic prediction.

My questions are : is it possible to use an iterative loop in the VUMAT or it's better to avoid it??Could someone suggest me a different way so that I can avoid the iterative loop?

Many thanks,

Cece

 

Third-party references to IOSO Optimization Technology

Submitted by IOSOnier on

Dear Colleagues,

We would like to offer you some third-perty references to IOSO optimization technology from well-known scientists in this area

 

George S. Dulikravich, Florida International University

AFOSR - Air Force Office of Scientific Research, US:

simulation a free turbulent jet flames to air atmosphere with Fluent6.3

Submitted by P.Omidian on
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Hi, everyone:

I am trying to use CFD to simulate a lifted free jet with/without combustion to air atmosphere.I am using Fluent6.3 to find its velocity,pressure and temperature distribution in the air.

My settings of model are:

how to define the STEPs for earthquake analysis at ABAQUS software

Submitted by mahdisadeghi84 on

Dear all

I want to know how to define step module for the earthquake analysis specially adjusting a parameter for Dynamic Explicit…like  “TIME PERIOD” and the other parameter.

By the way at dynamic explicit analysis when I insert the duration of the earthquake as a time period(for example 30sec) I get a better result than 0.5 or 0.1…

Am I right?

and Would I want you to send me an earthquake input file…

Looking forward to hearing from you.  

Regards for all,  

Mahdi Sadeghi