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Welding of aluminium alloy and steinless steel

Submitted by andrea on

Hi everybody,

 I am wondering wheather is it possible to weld some kind of steinless steel alloy with an aluminium alloy?

Quite strange request, I know, but we're facing some problems with an aluminium shelter and it would be great to sobsitutute some grounding attachments with higher resistance material

 thanks

Andrea

In ABAQUS, how to set failure for the analysis of RC Slab

Submitted by elmi on

Iam modeling and analysing a simply supported RC Slab using ABAQUS 6.8.2 with static Riks Concrete Damaged Plasticity. My results show that the behaviour of the deformation seems to continue up to 1000mm. My query is that how to set ABAQUS so that the RC slab will fail in a realistic manner either in crushing (compression) or cracking (tensile failure) with reasonable maximum deflection value. Please let me know how to fix this problem. Thanks

How to mesh squre block with a spherical particle inside

Submitted by sidd04mech on

I have a squre block and inside it there is an sphere. I want to mesh the whole assembly. I can mesh the sphere but when i try to mesh the squre block with the spherical hole it cant mesh and says "it cant select the source and target face". I also tried to devide it into 8 parts. That helped me to mesh the sphere but i cant mesh the squre with spherical hole with that too. So please anyone can help me out.

Displacement Controlled Geometric Nonlinear FEM

Submitted by vasudeo on
Hi I am working on numerical simulation of petroleum pipeline subjected to
seismic hazards. I have developed Geo-Nonlinear FEM code for load
controlled which i have compered with Ansys and it is working fine.
now i would like to apply fault  displacement for this i need to
convert my code to displacement controlled using penalty approach
but it is not converging. i will be very happy if any one can suggest
how i can over come this problem or plz sugest me some book or papre. here I am using Newton-Raphson method 
 

3D Doctor Tool

Submitted by prabhjot.juneja on

Hi,

 

I hope this is the right forum to get some help for my work. 

I am looking at CT data (DICOM files) to make FEM models. To generate 3D surface/volumes for FEM, I was looking for softwares. They all are pretty expensive (4-10K USD). I have decide togo with Able Software's 3D-DOCTOR. I am lookign for some reviews or user experience or comments for this tool.

 

Thanks

Prab