PSI - Issue 2_A

Larisa Stepanova et al. / Procedia Structural Integrity 2 (2016) 1789–1796 Stepanova L.V., Roslyakov P.S. / Structural Integrity Procedia 00 (2016) 000–000

1793

5

σ

σ

22 4

σ

σ

/

22 4

/

11

11

0.8

r=r/a=0.3 ^

r=r/a=0.35 ^

0.6

0.5

0.4

N=1

N=1

N=1

N=1

0.2

N=9,11,13

N=9

0

N=11,13,15

N=5

N=7

0

N=7

N=5

N=5

-0.2

N=9

N=3

N=3

N=3

N=3

-0.4

-0.5

-0.6

N=2

N=2

N=2

N=2

-0.8

-1

θ

θ

0

2

3

-1

1

-3

-2

3

0

2

-1

1

-3

-2

Fig. 3. Angular distributions of the stress components σ 11 near the crack tip z = b at ˆ r = 0 . 3 (left ) and ˆ r = 0 . 35 (right)

σ

σ

22 4

σ

/

σ

22 4

/

11

11

r=r/a=0.4 ^

0.8

0.2

r=r/a=0.4 ^

0.6

N=9

N=11

0

N=13

0.4

N=1

N=1

0.2

-0.2

N=15,21,45,47,49

N=9

N=11,13,15,21

0

N=5

N=7

-0.2

N=3

N=3

-0.4

-0.4

-0.6

-0.6

N=2

N=2

-0.8

-0.8

-1

-1

θ

θ

0

0

-1

1

-1

1

-3

-2

-3

-2

2

3

2

3

Fig. 4. Angular distributions of the stress components σ 11 near the crack tip z = b at ˆ r = 0 . 4

σ

σ

22 4

σ

/

σ

22 4

11

/

11

0.2

r=r/a=0.5 ^

0.6

N=15

0

N=49

0.4

N=21

N=1

N=1

N=15,21,45,47,49

0.2

-0.2

N=7

N=9

N=7

N=11

N=5

0

N=13

N=15,21,45,47,49

-0.4

-0.2

N=3

N=3

-0.4

-0.6

r=r/a=0.5 ^

-0.6

N=2

N=2

-0.8

-0.8

-1

-1

θ

θ

0

0

-1

1

-1

1

-3

-2

-3

-2

2

3

2

3

Fig. 5. Angular distributions of the stress components σ 11 near the crack tip z = b at ˆ r = 0 . 5