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 8
... speed : Low The force from rotating ice piece is low . Fig . 12 Difference in Broken Ice Piece Rotation Speed due to Bow Shape Bow A and Bow C Ice piece length in ship advance direction : Large Waterline angle : Small Bow B Ice piece ...
... speed : Low The force from rotating ice piece is low . Fig . 12 Difference in Broken Ice Piece Rotation Speed due to Bow Shape Bow A and Bow C Ice piece length in ship advance direction : Large Waterline angle : Small Bow B Ice piece ...
Page 14
controlled while the shaft speed was held constant . After each speed test , the blade angle was held at zero and the stopping performance was measured . Thrust was recorded when the vessel was at rest against ice and the CPP blade ...
controlled while the shaft speed was held constant . After each speed test , the blade angle was held at zero and the stopping performance was measured . Thrust was recorded when the vessel was at rest against ice and the CPP blade ...
Page 22
... speed , m / mu Resistance in Rubble Ice Mean total resistance , Ri , in rubble ice is plotted against average measured ice thickness , Hi , in Figures 3 and 4. Regression lines are fitted through the average friction data , but only the ...
... speed , m / mu Resistance in Rubble Ice Mean total resistance , Ri , in rubble ice is plotted against average measured ice thickness , Hi , in Figures 3 and 4. Regression lines are fitted through the average friction data , but only the ...
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