PSI - Issue 54

Victor Rizov et al. / Procedia Structural Integrity 54 (2024) 468–474 Victor Rizov/ Structural Integrity Procedia 00 (2019) 000 – 000

470

3

E



2 

1 2 1

,

(3)



v



3 

.

(4)

2 

Fig. 1. Beam structure with an arbitrary number of longitudinal cracks.

Relationship (1) is obtained by analyzing the strains in the components of unit ( I ) of the rheological model in Fig. 2.

Fig. 2. Non-linear rheological model.