PSI - Issue 28

L.D. Jones et al. / Procedia Structural Integrity 28 (2020) 1856–1874 Author name / Structural Integrity Procedia 00 (2019) 000–000

1872

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peridynamics setup so there is still significant scope for the use of the method in its current form.

Horizon Ratio

Output β

Output ε 0 (10 4 )

2

7.38

9.51

√ 5

9.00

9.58

3

7.63 8.64

9.79 9.39

√ 10

4

11.28

9.31

Fig. 12 The results of varying horizon ratio, m. The intended Weibull parameters are ε 0 = 8.3 x 10

-4 and β = 6.

Fig. 13 The additional strain to propagate cracks as a proxy for crack arrest profiles of three different horizon ratios. The intended Weibull parameters are ε 0 = 8.3 x 10 -4 and β = 6.0. The mesh spacing is 0.0625 mm.