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How to deform an existing mesh from CT measurements?

Submitted by V. Pouzols on

Hi all,

I would like to know if someone has a trick to deform a mesh generated in Abaqus thanks to Computer Tomography measurements ? 

The file I received from CT is a .stl.

Do you know an open source software that can compute deviations between point clouds?

Thanks in advance for your support :-D

Post-doctoral position in Montréal on crystal plasticity in collaboration with the aerospace industry

Submitted by martin.levesque on

Hi

I am looking for a 12-15 months post-doctoral fellow to work on crystal plasticity finite element simulation of impacts. This project is parts of a larger collaborative project with Pratt and Whitney, Bell Helicopter, L3 and Héroux Devtek aiming at understanding the effects of shot peening on fatigue life. The project involves 3 other post-doctoral fellows and 4 PhD students.

The starting date is flexible and could be as soon as now, depending on the candidates expertise.

The interested candidates are invited to send me their CV and publication lists.

Essential Electrical Products for Industries

Submitted by jesonpitt on

When Thomas Alva Edison first invented the practical electric light bulb in the late 18th century, he never would have imagined that his inventions would someday become a necessity for living and industrial production. Since that first possibility that electricity can be used in different applications in practical life, various experiments and innovations have guaranteed the introduction of different electrical devices and products. 

Share/run engineering simulation codes in the cloud

Submitted by Wenbin Yu on

I know the mechanics community have many codes to share. If you have developed engineering software including legacy Windows codes or linux codes, you can easily publish your code in the cloud and have it run on any devices including smart phones through cdmHUB.org. The codes could be simple codes you wrote for your dissertation or comprehensive commerical package like ABAQUS or ANSYS. You don't have to change your code, no source codes are needed. All you need to do is to upload your executable through a very straight forward way which only takes a few minutes.

Post-doctoral Associate in diffusion tensor imaging/brain injury is available at Dartmouth College, Hanover, NH

Submitted by songbai on

An NIH-supported post-doc position in traumatic brain injury, seeking candidates with expertise in diffusion tensor imaging to correlate neuroimage changes with model-estimated tissue-level brain mechanical responses.

http://engineering.dartmouth.edu/people/faculty/songbai-ji/

Will the virtual work be valid in finite deformation?

Submitted by Weijie Liu on

"We see from the above that the virtual work statement is precisely the weak form of equilibrium equations and is valid for non-linear as well as linear stress-strain (or stress-strain rate) relations." --- written by O.C. Zienkiewicz etc. at Page 71 of <The Finite Element Method: Its Basis and Fundamentals  Sixth edition>

 

Here is my question: Will the virtual work still be valid for the case of non-linear strain-displacement relations (finite deformation)?

NSF Travel Award Available for McMat2015

Submitted by Junlan_Wang on

Applications are being accepted from graduate students, postdocs and community college mechanics and materials instructors associated with US institutions to attend the upcoming McMat2015 conference (June 29-July 1, Seattle). The support is made possible by the NSF CMMI Mechanics of Materials program and will be at the level of $500 per applicant. To apply, please go to

http://www.jotform.us/form/50837070838157

and upload the following documents by Friday, April 3, 2015: