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 68
... shown in Figure 4 , where thirty consecutive blade passes through the ice can be detected from the shaft torque time history . Run S3_T5_005 consisted of a test that involved an advance coefficient of J = 0.5 and a cut depth of ...
... shown in Figure 4 , where thirty consecutive blade passes through the ice can be detected from the shaft torque time history . Run S3_T5_005 consisted of a test that involved an advance coefficient of J = 0.5 and a cut depth of ...
Page 71
... shown in Figure 17a , creating an increase in both the total thrust and torque loads . When the mean K1 curve intersects the open water curve the resultant force acts close to the leading edge of the blade , as shown in Figure 17b ...
... shown in Figure 17a , creating an increase in both the total thrust and torque loads . When the mean K1 curve intersects the open water curve the resultant force acts close to the leading edge of the blade , as shown in Figure 17b ...
Page 121
... Figure 7 shows two ice test faces after a typical ductile failure . Figure 7a also shows typical large radial cracks ... shown in Figure 9 and displays the typical sawtooth brittle mode of failure . The load versus time for test 20 is ...
... Figure 7 shows two ice test faces after a typical ductile failure . Figure 7a also shows typical large radial cracks ... shown in Figure 9 and displays the typical sawtooth brittle mode of failure . The load versus time for test 20 is ...
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