Aircraft Operating Life and Durability

                                    Laboratory Work ¹6
                       INFLUENCE OF DESIGN AND TECHNOLOGICAL FACTORS 
                         ON DURABILITY OF SHEAR BOLT CONNECTIONS
 

          Student:       Group:
          Variant:

          Initial Data:
          Sigma_äèð= MPa   Delt_ðåã= mm  Bc= mm  Delt_í= 
          Sigma_ý=    ÌPà
          Material of elements: Ä16Ò
          Bolt material: 30ÕÃÑÀ

          The results of the calculation of static strength:
          Diameter of fasteners d= mm
           sheet thickness at the location of the bolt Delt_l= mm
                  äëÿ Sigma_ý=  MPa
          The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=
                  äëÿ Sigma_ý= MPa
          The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=
                  äëÿ Sigma_ý= MPa
         The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=
                  
          ÐCalculation of the modified version for d= mm
          heet thickness at the location of the bolt Delt_l= mm
                  äëÿ Sigma_ý=  MPa
          The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=
                  äëÿ Sigma_ý= MPa
          The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=
                  äëÿ Sigma_ý= MPa
          The results of determining the cyclic durability N=  
          For a given cyclic durability Nç=  
           parameters of the joined sheets: Delt1= mm  Delt2= mm  Delt3= mm  Delt4= mm
          Mass efficiency  mýô=