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ABAQUS/CAE simulating surface wave

hello, I am an MTech NDT student. I would like to know how to create a node set for transmitting and recieving ultrasonic surface wave through a 2D deformable sheet and through a 3D bar, using ABAQUS/CAE

Lun Yang's picture

Influence of Strain on Space Charge Distribution at Ferroelectric Thin-Film Free Surfaces (to appear in Acta Materialia)

This is the preprint of an article that will appear in Acta Materialia (10.1016/j.actamat.2012.07.050).

Influence of Strain on Space Charge Distribution at Ferroelectric Thin-Film Free Surfaces

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

 

Abstract

 

 

kishore_cadcam's picture

modeling of propeller blade

hello

          this is pavan at present im doing research with modeling of propeller blades inoreder to findout the airfoil points of b-series propeller blades what is the procedure .please  provide me the information

 

                               i will be very thankful

Questions urgently waiting for answer about ABAQUS SUBROUTINE

DEAR ALL,

Briefly, my project is about to move rolls in three DOFs and coressponding to two different coordinate systems, IN THE SAME TIME. (not to mention other requirements...)

I have been really struggling with starting leanring abaqus subroutine, there are some of my questions and major concerns about the project that I am going to do using subroutine:

Laura De Lorenzis's picture

Third International Conference on Computational Contact Mechanics

Dear Colleague,

It is our pleasure to invite you to participate in the Third International Conference on Computational Contact Mechanics (ICCCM 2013), to be held in Lecce, Italy, on July 10-12, 2013.

Orthotropy in Plasticity and Creep using ANSYS

iMechanica,

Using the ANSYS software, have any of you had any success with assigning distinct Hill's plasticity and Hill's creep constants to the same material?

Best Regards,

ali.asgari.tabari's picture

what is your suggestion for third year student ?

hi every one

im just early join to this site ,first of all i ask one question :

 what is your suggestion for third year student ?

for improving in mechanical engineering...

yours sincerely

BC student,ali asgari  

The technical program for the Composite Conference is now on-line.

The event takes place August 13-17, 2012, Las Cruces NM.

'Composite Conference 2012 is focused on composite pressurized structures and vessels, and brings together the international composite community to discuss significant advances in the composite performance, durability, and safety.'

See: http://www.compositeconference.com/technical-program

There are still a few seats available for the NASGRO - ESACRACK training course organised at ESA-ESTEC, 11-13 September 2012 ...

The NASGRO® ( www.nasgro.swri.org ) fracture mechanics and fatigue crack growth analysis software is distributed as part of the ESACRACK software for application to fracture control verification of structural hardware used on ESA projects. 

muffler with perforate -comsol

 Hi!

can someone help me with the COMSOL? I need to mesh four-nodes muffler with perforate, but i am new  in the COMSOL?

Thanks! 

Matlab-based Digital Image and Volume Correlation Simulators

Hi,

I just posted a Matlab-GUI easy-to-use DIC and DVC simulator tool on our website (franck.engin.brown.edu) for download for anyone that works with DIC or DVC. The purpose of these simulators is to simulate deformation fields based on a user provided image (2D) or volume (3D), and evaluate the correlation results with the analytical solutions to provide quantitative feedback on the "goodness" of the provided images for DIC or DVC purposes.

Feel free to use them for research, teaching, etc. We welcome any suggestions for improvements, etc.

Lecture Notes on Micromechanics

Dear iMechanica community,

I have posted a set of lecture notes on the analysis of heterogeneous materials under MICROMECHANICS.  The lecture notes include a collection of Fortran and MATLAB codes that accompany the computational exercises in Part II of the notes.

Amir Abdollahi's picture

Crack initiation patterns at electrode edges in multilayer ferroelectric actuators

This is the preprint of an article that will appear in Smart Materials and Structures (SMS)

Title: Crack initiation patterns at electrode edges in multilayer ferroelectric actuators

Authors: Amir Abdollahi and Irene Arias, Universitat Politecnica de Catalunya (UPC), Barcelona

 

Abstract:

The ESAFORM 2013 International Conference on Material Forming

Dear Colleagues,

Following the last successful events in the past years, the next ESAFORM
Conference on Material Forming
(ESAFORM 2013) will represent the 16th
edition of one of the most important and well-established international
research meetings on the material forming field. The conference will be held
at the University of Aveiro, Portugal, from 22 to 24 of April, 2013.

Abaqus: write surface mesh element detail

Hi,

i need some help in writing the surface mesh in abaqus. i have a wing model, meshed using hexahedral mesh. now what i want is to write the surface element detail on a file, containing the element number and its neighbouring four nodes. for example

12, 2 3 5 6

here 12 is the element number and 2,3,5 & 6 are the corresponding nodes.

Jiang Chen's picture

EFG in LS-DYNA for crack simulation

Hello, everyone!

I am a graduate student in Hunan Univ, my research field is meshless method. Instead of using codes to calculate, I find EFG has been well developed in ls-dyna, and using software may be more convienient for me.  

But I can only find some introductional information, so I want to find some useful material in iMechnica.com!

THX! 

rotation spring setting

Dear all, these days I use combin14 to simulate the boundary conditions. I use two types of springs to simulate support. One is linear displacement spring, the other one is rotational spring. When the spring is on the radial edges, the rotation is about radius direction. When the spring is on the circumferential direction, the rotation is about circumferential direction. So i translate all the nodes to local cylndrial coordinate system. When the spring constants are large enough, the simulation results do not meet well with the clamped boundary conditions.

ls dyna

Hello,

 

Please explain how to conclude a material failure in CAE. The von mises stress what i am getting is is 0.8GPA 

A day in the life...

New experiments on cracking and corrosion of steel in concrete performed by the M3C4 team. More details at http://microlab-m3c4.blogspot.nl/

Cheers!

Fracture mechanics in ABAQUS

I am new in this forum.I am trying to model Fibre reinfored Polymer
fracture in ABAQUS . But, In website I could not find any example for
that.I have done fracture model for isotropic material such as
Alluminium using Contour Integral.But, for this FRP I am being unable to
model   it.What should be my consideration (different from isotropic)
using this contour integral.I want a tensile matrix cracking or
matrix-fibre interface cracking or fibre cracking. Please help me in
this regard.

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