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Stress concentration in plate with a hole.

Problem Statement

Consider a Rectangular Plate with Circular hole for the below mentioned dimensions. Perform FE Analysis for the axial load of 2000 N and calculate :  

  • Maximum Deformation
  • Maximum Strain  
  • Maximum Stress 

Identify the Stress critical region and correlate the results with analytical calculation.

Geometry in SpaceClaim

Generated Mesh

Total Elements: 113376 
Total Nodes: 517312

Boundary Conditions

Results

Maximum Deformation = 8.2632e-006 m = 0.0082632 mm

Stress
 Maximum Stress: 5.0378e+007 Pa = 50.296 MPa 
Minimum Stress: 1.2463e+005 Pa = 0.205 MPa 
Average Stress: 1.4597e+007 Pa = 14.60 MP

Analytically
Maximum Stress =  48.844 MPa