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Postdoc and PhD positions at Arizona State University

Submitted by Yongming Liu on

One postdoc and several PhD student positions are available at Arizona State University for fall 2012. Research background in at least one of the following areas is preferred.

1. Fatigue and fracture of materials and structures

2. Computational mechanics and micromechanics

3. Damage detection for composite materials

Abaqus,How to define the direction of beam element by specifying an additional node?

Submitted by speedeagle on

When I analyze a quiet complex spatial structure, error information warn that: the direction of the beam element is
not correct.

From abaqus document 26.3.4 I know we can
nominate the direction of beam element by adding additional node.It is clear
that this node should be off the axis of the element,any additional constrians?

May I define a random node in the space
which is far far away from my structure, then I add this node as unique
additional node?

Layered Shell Displacements

Submitted by osmias on

Hi,

I am confused regarding displacements calculated through layered shell model in Ansys using Shell 181.

The model is composed of 5 layered sections of different materials (with thicknesses) assigned to an area. The whole laminate is cooled from a reference (zero-strain) (150 C) temperature to a uniform temperature (-40 C).

I need to calculate the difference of displacements between two nodes in the meshed area, for a specific location in layer no. 3. The issue is that I only have nodes in one plane and the results (i think) are interpolated along the thickness. My question is that, is there any method to find displacements at a specific layer in the shell model [as we can find all other results (stress, strains etc.) for different layers]

meshing question in ansys

Submitted by DavidMartin on

greetings :)

i've got this beam, 1x0.24x0.15 (x,y,z) respectively .!

i wanna mesh it, to obtain the following:
first element's length in x-direction is: 0.02
last element's length in y-direction is: 0.045
rest elements (17 middle elements) are: 0.055

y and z direction is according to the global manual size

can anyone help :), thanks alot

Basic Manufacturing Processes NME 101/201

Submitted by jeetender sing… on

The collection is presented for helping the students of  B-Tech First year, for subject

Basic Manufacturing processes, NME101/201 , UPTU, lucknow, as per new syllabus with effect from 2013-14

 

Also avilable on 

http://academia.edu/3854429/BASIC_MANUFACTURING_PROCESSES_NME-101-201_Q…

Regards,

jeetender

Multiple PhD positions in microstructure-mechanics relationships for structural materials at high temperatures

Submitted by Mark Tschopp on

Multiple PhD positions are available for the fall 2012/winter 2013 semesters in microstructure-mechanics relationships for structural materials at high temperatures in the Center for Advanced Vehicular Systems (http://www.cavs.msstate.edu) at Mississippi State University.  The project is funded through Air Force Office for Scientific Research (AFOSR) and will involve multiscale materials characterization, in situ SEM experiments, and high temperature mechanical testing for turbine blade structural materials (nickel-based superalloys).