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 148
... metal grill , shown in Fig . 2. In the field it was found that the grill was much easier to use than the flatjacks . After being damaged the ice was subsequently loaded to measure the strength of the damaged ice . Damage applied to the ...
... metal grill , shown in Fig . 2. In the field it was found that the grill was much easier to use than the flatjacks . After being damaged the ice was subsequently loaded to measure the strength of the damaged ice . Damage applied to the ...
Page 149
... metal grid was 0.06 MN / mm , whereas the stiffness for loading with the rigid indentor was 0.1 MN / mm . It is reasonable to expect a lower value of stiffness for the loading with the expanded metal grid since the grid penetrated into ...
... metal grid was 0.06 MN / mm , whereas the stiffness for loading with the rigid indentor was 0.1 MN / mm . It is reasonable to expect a lower value of stiffness for the loading with the expanded metal grid since the grid penetrated into ...
Page 154
... Fig . 1 Schematic diagram of the actuator / indentor assembly . Fig . 2 1530 102 R25 The expanded metal grid indentor used to damage the ice . Units are in mm . 10 Pressure , MPa 8 1 2 Damage △ Failure 154 Copyright ( C ) 1999 by ASME.
... Fig . 1 Schematic diagram of the actuator / indentor assembly . Fig . 2 1530 102 R25 The expanded metal grid indentor used to damage the ice . Units are in mm . 10 Pressure , MPa 8 1 2 Damage △ Failure 154 Copyright ( C ) 1999 by ASME.
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