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 102
... random . Thus , it is necessary to determine their probabilistic parameters to ensure propeller reliability . The determination of the distribution law for ice blade loads ( blade stresses ) and a number of ice load cycles during ...
... random . Thus , it is necessary to determine their probabilistic parameters to ensure propeller reliability . The determination of the distribution law for ice blade loads ( blade stresses ) and a number of ice load cycles during ...
Page 103
... random attack angles a ( r = 0.8 ) assuming Weibull law for the arctic icebreaker propeller during operation in the severe ice conditions 2. 4 Proposals on methodology of ice design blade loads determination . Ice - milling is to be ...
... random attack angles a ( r = 0.8 ) assuming Weibull law for the arctic icebreaker propeller during operation in the severe ice conditions 2. 4 Proposals on methodology of ice design blade loads determination . Ice - milling is to be ...
Page 105
... random . Therefore , probabilistic description of strength characteristic in the area of their minimum value is necessary to assign justified -1 ยท yield strength safety factor . Weibul law can be used for this purpose . For example ...
... random . Therefore , probabilistic description of strength characteristic in the area of their minimum value is necessary to assign justified -1 ยท yield strength safety factor . Weibul law can be used for this purpose . For example ...
Contents
OMAE99PA1135 | 19 |
OMAE99PA1141 | 39 |
PROPELLERICE INTERACTION | 53 |
Copyright | |
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analysis angle applied Arctic ASME assumed average blade block boundary calculated Canada channel coefficient component 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 horizontal ice force ice loads ice sheet ice thickness iceberg icebreaker included increase indentation indentor interaction International layer length material maximum mean measured Mechanics method Newfoundland observed obtained occurred Offshore operations parameters peak performance predicted present pressure 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