PSI - Issue 72

Victor Rizov / Procedia Structural Integrity 72 (2025) 113–119

117

h 1

u

  

   ,

a U





G

N





C

(26)

C

a





where NC is the axial force, U is the strain energy in the bar. Formula (26) is obtained by applying the compliance method.

Fig. 2. The non-dimensional SERR presented as a function of v uC .

Fig. 3. The non-dimensional SERR presented as a function of m .

The SERR is verified by formula (27).

bdh dU *

G



(27)

,

where U * is the complementary strain energy in the bar. 3. Results Graphs indicating how the SERR changes when some parameters of the solution obtained vary are reported here.