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Questions related to Finite Element Analysis
Dear all, I encountered some problems when using the ABAQUS CDP model. Could you please give me some suggestions? I did a monotonic uniaxial test using a single 3D solid element (C3D8R) and the...
05 October 2020 7,215 3 View
I want to calculate the equivalent stress for an elasto-plastic analysis.Which is the correct way to do it: 1) Calculate stresses at each Gauss Point and then evaluate equivalent stress at each...
01 October 2020 2,468 3 View
Hey, i want to simulate a composite pressure vessel (carbon fiber reinforced) in ANSYS Workbench. I dont have any data regarding the shear strength of the material, on the other hand i know,...
30 September 2020 3,493 8 View
I have a layer of EPS Geofoam below the ground surface. I want to study the influence of dynamic loads on Geofoam. Can I simplify this Geofoam layer as Bernoulli's beam or Timoshenko beam having...
30 September 2020 6,660 2 View
For my graduation project I am working with FEM analysis of bone. I have seen and read a lot of threads regarding this problem, but not yet found a proper solution. I have a stack of 2D images...
23 September 2020 9,049 5 View
I've defined the gaussian distribution as "A*exp(-((x^2)+(y^2)+(z^2))/(2*zigma^2)). Read the equation to create a table and applied temperature and HGEN on cubical set of selected elements from...
23 September 2020 6,104 0 View
I was trying to perform a topology optimization process in Abaqus. However, I faced an error which I attached the screenshot of. How can I disable the offending rule mentioned in this error message?
22 September 2020 6,941 1 View
I have model of a bone having open lattices,I want to find the youngs modulus of the lattice model nd also perform fatigue tests.How can this be done through software?
22 September 2020 946 3 View
I am analyzing an RCC framed structure but in ETABS it is very much time. This is why want to know whether open sees or any other software takes less time for non-linear time history analysis.
22 September 2020 2,638 7 View
OpenFOAM is a great open-source CFD code offering impressive accuracy and robustness for free, however, for CFD users who are interested to switch from expensive commercial software like CFX,...
08 September 2020 145 11 View
Hi, I am trying to perform mesh convergence and I found out there is no stable temperature value I obtained. So, I calculated the skin depth and it was around 0.00011mm. It is so small in...
25 August 2020 9,242 2 View
I am the new users in LS-DYNA. I would like to create the simple cantilever solid beam with static point load at the beam end. How to define the load curve for the static point load? because the...
23 August 2020 442 1 View
This behavior only happens in the longitudinal direction of the bridge. The L/Lp factor is 0.122 for this direction. Can anyone tell me what am I doing wrong? please SOFTWARE SAP2000
20 August 2020 900 5 View
Hi, I am trying to model Lamb waves propagation in an Aluminum plate using Abaqus. If I choose the frequency of 5-cycle Hanning excitation source is 0.2 MHz (to make sure that only 2 modes S0 and...
19 August 2020 7,167 8 View
Dear RG Community, I intend to ask you that what are some classical examples of Geotechnical Engineering related problems, for example differential settlement in Leaning Tower of Pisa was/is...
17 August 2020 377 19 View
I have a notched specimen as shown in attached NotchedSpecimen.png. It is basically a bar with 4 circular cuts on four sides. As a result, the specimen has 4 sharp notched edges. It is a quarter...
12 August 2020 7,117 4 View
As we have seen over the years many new trends were developed in the field of geotechnical engineering. May that be regarding Geo-Environmental Engineering, Sustainable Geotechnical Engineering or...
11 August 2020 994 17 View
I created and finite element model with 250,000 nodes and I want calculate the error I might have from using the finite element method. I know that the error can come from the number of elements I...
31 July 2020 3,046 6 View
I need a large model say 100 x100 m with a mesh size of 0.05m. such a large model cannot be made in version 7. before upgrading to version 8, I need to confirm whether it is working in version 8...
23 July 2020 2,550 9 View
Dear all, I am studying how to conduct lateral-torsional buckling analysis of a simply supported beam. The beam is purely elastic, and the boundary conditions are shown below. I started with a...
22 July 2020 3,889 2 View
I have some color data with LAB() values from which I already able to generate images in python. Now I have to optimize the cluster centers using firefly algorithm for the color data. But I am...
09 July 2020 7,941 0 View
Hey, I'm new to Ansys and from what I read on the web I figured that Ansys is using Timoshenko beam theory. I have analytical solution using Euler–Bernoulli beam theory and I would like to compare...
08 July 2020 2,590 0 View
Hello everybody, I am interested in running a Madymo-Python coupling but I have not been able to find a way to do it directly. I am currently using a backdoor by running a Madymo-Matlab and a...
03 July 2020 4,316 0 View
I am working on Ceramic Matrix Composites (with long fibres) and I wonder why we are hearing only about Al2O3, SiC, S-SiC,C, mullite for matrices? It is quite frustating that with 5 or 6 materials...
02 July 2020 6,873 0 View