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A 3D interactive CAE Knowledge Portal is launched with Social Elements

Submitted by vrmdr123 on

A 3D Social Net Working Site (http://bit.ly/9yGMrO) was launched for publishing 3D Simulations.  It is to 3D Simulations like what youtube is for videos. The teachers / Professors of Science , Engineering, FEA, CFD can download the 3D simulations from here and embedded into PowerPoint slides and show interactive 3D simulations to the students, making the teaching of Science and Engineering very interesting. http://bit.ly/9yGMrO   

Tension in screw because of moment in section

Submitted by parisa on

Hi,

In a section of a beam with a rectangular hole which has got crack (see attached picture); Moment and shear are specefied. I can undrestand why we have tension in the screw because of the shear but why do we have tension because of moment in the screw? Can anybody explanin me why moment in the section can cause tension in the screw which should be accounted for in the screw design.

 

Thank you,

Parisa

Nancomposite textbook for undergrads ? recommend me one.

Submitted by Chris W Smith on

Dear All,

I've got to start teaching a masters level programme on nanocomposites, well 7 lectures worth of one anyway. It will serve as an introduction to NCs and briefly review the current stat of the art.

I would like opinions on textbooks to accompany such a module.

Any of you had any good experiences with any particular books ?

 

Thanks,

Chris

Flow stress

Submitted by Bastian Boe on

Hello

I am working on a thesis project dealing with flow stress in cold rolling, a plane strain operation. To determine the flow stress, tensile tests were carried out. I am aware, that the engineering strain/stress hast to be transfered to the true strain/stress and then the true strain/stress from the tensile test has to be mulitplied with the Von Mises yield criterion to yield the correspondent compressive flow stress in the rolling situation.

Programme of the CONTACT course now available

Submitted by Edwin Vollebregt on

Dear all,

 The programme for the course on "Contact mechanics with the CONTACT software", to be held October 28th-29th 2010 in Delft, the Netherlands, is now available via the registration form on our website www.kalkersoftware.org.

Best regards,

Edwin Vollebregt

 

Finite element modelling

Submitted by parisa on

Hi,

I am modellling a beam with a  hole in ABAQUS and runs pretty well. Now I would like to model a small area of the beam.

For an example the rectangular area which has been shown in the attachment file. When I model it What should I put as a boundry

conditions ?. I know that you may say that reactions of the beam (namely, Moment, shear, axial force) but I would like to just

investigate this part under pure bending and shear. What should I do? 

A model without  support is unstable ????