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Contact

Submitted by Pooyan Broumand on

I am implementing contact in my FEM code , I wanted to know if any one can help me with the implementation of node to surface or surface to surface contact .

Joint elements in ABAQUS to model discontinuity in rock

Submitted by Kazem Ghabraie on

Hi

I am trying to model a rock mass with few discontinuities in ABAQUS. I have to use "joint elements" (Goodman element or the more recent variations) to model the discontinuity. The element should model a separation in tension and a slipping governing by Coulomb friction. Is there any element in ABAQUS capable of modeling such behaviours? If not how can I add one?

Thanks,

Kazem

Plasticity Model for Autofretage of a Cylinder in ANSYS

Submitted by Himayat Ullah on

Dear All,

I am analyzing a steel pressure vessel with autofretage effect in ANSYS. This effect brings the vessel steel fully plastic in the first load step.After the remval of the load in the second step,a permant strain and residual stress remains in the vessel.The residual stress develops compressive stress in the vessel.

The Industry's First Commercially Available Off-The-Shelf MEMS Microhotplate For Chemical Sensors Applications

Submitted by Anonymous (not verified) on

Laguna Beach, CA June 23, 2008 -- Kebaili Corporation a leading California based high-tech company in MEMS and nanotechnology, announced today the release of the KMHP-100 Series, the industry’s first commercially available off-the-shelf MEMS microhotplates for researchers and scientists in innovative chemical sensor research and development applications.

 

SIF in ANSYS

Submitted by Fattaneh Morsh… on

To calculate stress intensity factor ANSYS have two option:

1. Plane stress

2. Plane Strain

In a completely 3D problem, How can I use ANSYS to calculate stress intensity factor with out using J integral?