Table 2: Differences between numerically and experimentally obtained frequencies, for various crack depth ratios for the equivalent shaft length modeling (values within brackets before correction).

FrequencyCrack depth ratios
0.0%10%20%30%40%50%60%70%
VVVVVVVV

First0.59% (0.59%)0.40% (0.62%)1.39% (1.54%)1.18% (1.65%)1.22% (2.32%)1.26% (3.57%)0.04% (4.72%)1.03% (8.79%)

Second2.00% (2.00%)1.61% (2.09%)1.92% (2.33%)0.84% (2.71%)0.88% (3.42%)0.25% (4.93%)2.02% (6.52%)3.68% (11.92%)

Third0.64% (0.64%)0.78% (0.56%)0.63% (0.44%)0.75% (0.24%)0.91% (0.17%)1.16% (0.86%)1.83% (1.65%)1.71% (4.06%)