Thursday, December 15, 2016

Element Quality

This metric is based on the ratio of the volume to the sum of the square of the edge lengths for 2D quad/tri elements, or the square root of the cube of the sum of the square of the edge lengths for 3D elements. 

This can also be expressed as follows:
• For two-dimensional quad/tri elements:



• For three-dimensional brick elements:

The following table lists the value of C for each type of element:


  • The Element Quality option provides a composite quality metric that ranges between 0 and 1. 
  • A value of 1 indicates a perfect cube or square while a value of 0 indicates that element has a zero or negative volume.


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