Test No. VS20 Find the stress concentration in a plate
        with semi-circular holes.
        Definition
            
            
                Figure 1. 
                    
                    

                
             
            The plate is fixed at one end a pressure load of 1 psi is applied on the other end.
                The units are IPS.
                    
                        - Model Dimensions
 
                        - a = 1 in
 
                        - H = 5 in
 
                        - r = 0.5 in
 
                        - h =0.1 in
 
                        - H/r = 10
 
                    
                
 
        
        Results
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                    - 
                                
                            
 
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The following table summarizes the stress results.
                            
                                 | 
                                Theory1 | 
                                SimSolid | 
                                % Difference | 
                            
                        
                            
                                | Major principal stress | 
                                3.125 | 
                                3.113 | 
                                -0.38 | 
                            
                        
 
     
1  Pilkey,
                W.D., Pilkey, D.F. and Bi, Z. (1997) Peterson's stress concentration factors. 2nd
                edition. Hoboken, NJ: John Wiley & Sons, Inc.