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Future energy needs and engineering reality

Submitted by Henry Tan on

Professor Michael Kelly FRS FREng, Prince Philip Professor of Technology, University of Cambridge, gave the Closing Plenary at the 2nd International Symposium on Energy Challenges and Mechanics, hosted by the North Sea Conference and Journal.

Michael wrote the speech into an article, “Future energy needs and engineering reality”. The paper was published in the Journal of Energy Challenges and Mechanics.
http://www.nscj.co.uk/JECM/JECM1-3.html

PACAM XV

Submitted by Oscar Lopez-Pamies on

The XV Pan-American Congress of Applied Mechanics (PACAM) will be held at the University of Illinois Urbana-Champaign on May 18-21, 2015. The conference will feature 4 prestigious plenary lectures, several keynote presentations, and mini-symposia in all areas of mechanics, including Atomistics, Defects in Solids, Nanocomposites, Plasticity, Electro- and Magneto-active Materials, Fracture, Instabilities in Solids and Structures, and Fluid Mechanics.

IMPORTANT DATES & DEADLINES

Mini-symposia proposal deadline.............

Fatigue loads defination in abaqus

Submitted by engr.imran2k5 on

Dear Sir/Madam,

My name is Muhammad Imran and I am working on experimental fatigue life calculation of aluminium-silicon alloy and validation of experimental results with abaqus fatigue results. The fatigue simulation is totally new topic for me and I don't have any idea how to apply fatigue loads in abaqus. 

During fatigue experiments, 100MPa (constant amplitude, sinusoidal) stress is applied at 20Hz frequency which led to specimen failure after 268220 cycles. I want to input these parameters in abaqus.

FSW in ANSYS

Submitted by Viren Parikh on

Hello ANSYS masters, I am student of M.Tech and I am currently doing my dissertation on Friction stir welding stimulation using ANSYS Mechnical APDL. The problem I face is in defining the time substep in the load step defined as follows

PACAM XV

Submitted by Oscar Lopez-Pamies on

The XV Pan-American Congress of Applied Mechanics (PACAM) will be held at the University of Illinois Urbana-Champaign on May 18-21, 2015. The conference will feature 4 prestigious plenary lectures, several keynote presentations, and mini-symposia in all areas of mechanics, including Atomistics, Defects in Solids, Nanocomposites, Plasticity, Electro- and Magneto-active Materials, Fracture, Instabilities in Solids and Structures, and Fluid Mechanics.

IMPORTANT DATES & DEADLINES

Mini-symposia proposal deadline.............

jacobian matrix caculation

Submitted by afallah on

Dear friends

Hi. I'm working on multiscale modeling of soft tissues. In my research I faced with a problem about computing the jacobian matrix in ABAQUS UMAT. In my model the material properties are function of external parameter like ef (ef is kind of strain and obtained from loading conditions) and  relation between the "ef" and the strin in the model in unkown. Now, i want to calculate the jacubian matrix for this material, as you konw, the jacobian is defined as delta_sigma/delta_epsilon.

I have two question;

Research Position at the Institute of Applied Mechanics, TU Braunschweig

Submitted by Laura De Lorenzis on

We offer a research position in the area of Computational Mechanics with a focus on isogeometric analysis and collocation methods applied to multiscale material modeling, beginning January 1st, 2015. The position is full-time fixed-term for 3 years.