Environmental Engineering Reference
In-Depth Information
8.5
Families of all possible longitudinal subsurface critical size
cracks in the HT mode of hydraulic and operating mode (2).
8.6
Development of cracks in time: 1) initial crack; 2) crack which
propagated during operation; 3) crack at the end of operation.
c
cr
f
c
c
HT
a
cr
f
a
c
HT
t
safe
t
HT
8.7
Graph of crack propagation in time.
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