## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2American Society of Mechanical Engineers, 2001 - Arctic regions |

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Page 60

These stresses arise as the flapper perimeter comes to a sudden halt on

These stresses arise as the flapper perimeter comes to a sudden halt on

**impact**/ contact with the seating ring , whereas the inertia of the central part carries on taking it forward . Flappers designed without making allowance for the ...Page 379

1.30_1500E3_150_10 - -200 0.8 400 0.6 Depth ( m ) -600 0.4 -800 0.2 70 10 20 30 40 50 60 Stress ( MPa ) Figure 6 Probability density of

1.30_1500E3_150_10 - -200 0.8 400 0.6 Depth ( m ) -600 0.4 -800 0.2 70 10 20 30 40 50 60 Stress ( MPa ) Figure 6 Probability density of

**impact**stress . Current velocity is 1.3m / s -1000 0.5 1.5 Max**Impact**Speed ( m / s ] Figure 8 Max ...Page 380

The two distinct peaks occur as the same locations as for the maximum

The two distinct peaks occur as the same locations as for the maximum

**impact**speed . However , the third peak for the**impact**speed is much less pronounced for the accumulated damage . The stress probability density is shown in Figure 10 ...### What people are saying - Write a review

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