## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 18, Part 5American Society of Mechanical Engineers, 1999 - Arctic regions |

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Page 105

Therefore , consideration of likely defects in the blade is necessary to determine permissible stresses proceeding from both fatigue and static strength Stressed condition in the defect area is characterised by

Therefore , consideration of likely defects in the blade is necessary to determine permissible stresses proceeding from both fatigue and static strength Stressed condition in the defect area is characterised by

**stress intensity factor**K ...Page 110

exp ( - H - oak represent the fatigue crack growth rate dal dN as a function of the

exp ( - H - oak represent the fatigue crack growth rate dal dN as a function of the

**stress intensity**range AK after analyzing the ... h Planck's constant , T the absolute temperature , H the activation energy , a the work**factor**.Page 111

In terms of dislocation dynamics , the amount of crack propagation during one stress cycle is controlled by the ... According to the stress field of the crack tip , the shear stress t , is related with the

In terms of dislocation dynamics , the amount of crack propagation during one stress cycle is controlled by the ... According to the stress field of the crack tip , the shear stress t , is related with the

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### Contents

OMAE99PA1135 | 19 |

OMAE99PA1141 | 39 |

PROPELLERICE INTERACTION | 53 |

Copyright | |

24 other sections not shown

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### Common terms and phrases

analysis angle applied Arctic ASME assumed average blade block boundary calculated Canada channel coefficient component compressive conducted considered constant Copyright crack creep crushed dependence depth determined direction distribution effect Engineering equation estimate experiments factor failure field Figure floes flow force frequency friction function given height ice force ice loads ice sheet ice thickness iceberg icebreaker included increase indentation indentor interaction International layer length material maximum mean measured Mechanics method observed obtained occurred Offshore operations parameters peak performance predicted present pressure Proceedings propeller range ratio region Report Research resistance salinity scale scour shape shear ship shown shows similar soil speed stamukha strain strength stress structure surface Table temperature tests thrust torque values vertical wave width wind zone