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seismic analysis

Hi

   Is it possible to otain the time history from the response spectrum?

Thanks in advance 

Sreenu 

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Nodal Stresses

Hi all

         I want to know how to find nodal stresses. For example say, in a plane stress analysis knowing displacement's dof, we can get stresses. But these stresses are those at the Gaussian points. We can extrapolate these stresses at Gaussian points to nodal values. My question is, for every node we will get four stresse values (extrapolated from stresses at Gaussian points) using these how I can get single value at the node? What averaging techniques I should follow and how ? And after finding a single stress at a node, how we can get stress for the element? 

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ABAQUS related

Hi 

    I want to print complete assembeled mass, stiffness matrices  in ABAQUS. I was trying for this. I got some clue for this as follows:

*STEP
etc
etc.
*ELEMENT MATRIX OUTPUT, OUTPUT FILE=FILENAME.EXT, MASS=YES, STIFFNESS=YES, ELSET=ELSET_NAME

*END STEP

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Seismic Analysis

Hi

     I am doing seismic analysis of Fluid filled cylindrical steel tanks using FEM. In this analysis I m supposed to find Base Shear and Overturning moment. Steel tank is thin shell and is flexible. For the complete loading of the shell I have its stress field i.e I have Nxx, Nxy, Nyy, Mxx, Mxy, Myy components of the thin shells middle surface. They are per unit length. Using these components how I can find Base Shear and OTM?

      Any reference/suggestion for this study....

Thanks in advance

Srinivas 

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Workshop on Advanced NonLinear Finite Element Analysis : April 9-10th 2010: COEP Pune


About the Course

 

Workshop Faculty 

 

Finite element analysis techniques have been studied for several decades by scientists. In the last two decades, it has been widely applied as a design verification and  validation tool in the indus try across different verticals.

SivaSrinivasKolukula's picture

Stiffness matrix

Hi all...........

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