Is possible to simulate wave propagation in solids with Code-Aster?

Is Code-Aster capable to simulate transient lamb wave propagation? Franco

31 December 2017 1,679 3 View

Best OpenSource FEM?

Dear all, which is the best open-source / free FEM software? I'm using Code-Aster and I'm pretty satisfied... but are there alternatives?

11 December 2017 3,012 0 View

Non-Newtonian modeling of fresh concrete: parameters?

Can anyone please give me some reference to find the non-Newtonian model parameters for simulating fresh concrete or mud... Regards Franco

10 November 2016 4,464 2 View

Best free FEM software?

Dear all, which are the most powerfull FEM free available softwares for structural simulation analysis? Best regards Franco

07 August 2016 715 1 View

Available dynamic modeling softwares?

01 February 2016 9,095 3 View

How can I calculate radial ball-bearing stiffness?

How can I calculate the radial stiffness of ball-bearing? I have found this formulae k=b*d+c where d: diameter b=1300 for ball bearing c=62500 for ball bearing A 6008 bearing has therefore a...

01 February 2016 7,032 4 View

Frequency response scilab?

31 December 2015 966 1 View

Which is the best way to perform EHL simulations?

Dear all, which is the best way to perform EHL simulations? Is there some already developed free too alvailabe? Franco

07 August 2015 4,980 4 View

How should I set the sixDoFRigidBodyMotionCoeffs in OpenFOAM in order to have a proper mesh deformation?

Dear all, I need help in setting up the dynamicMeshDict for pimpleDyMFoam using sixDoF. Actually I have 2 concentric cylinders (2d) representing a shaft and a hole (journal bearing). On the...

10 November 2014 5,527 3 View

Someone interested in a FEM course with open-source software Code_Aster??

Are interested in a course with Code_Aster? Unibz is organizing a 3-day course in October 2019. https://www.unibz.it/en/events/132491-engineering-simulations-with-open-source-codes

01 January 1970 3,513 4 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View