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 60
... torque experiments . ice inertial THEORETICAL CONSIDERATION OF F AND F1 , IN TORQUE Previous papers dealing with ice / propeller interaction mainly stud- ied ice torque . Since ice torque is relative to design and safety criteria ...
... torque experiments . ice inertial THEORETICAL CONSIDERATION OF F AND F1 , IN TORQUE Previous papers dealing with ice / propeller interaction mainly stud- ied ice torque . Since ice torque is relative to design and safety criteria ...
Page 68
... torque coefficient , and a depth of cut coefficient . J = V1 A nD ( 1 ) Prob . Density ( N ) 0.007 0.000 - 0.005 .004 0.005 T K , = ( 2 ) P.n2D ' 0.002 0.001 Q Ke = Pun2D3 ( 3 ) ܢܩ m -50.0 0.0 50.0 100.0 150.0 200.0 250.0 300.0 ...
... torque coefficient , and a depth of cut coefficient . J = V1 A nD ( 1 ) Prob . Density ( N ) 0.007 0.000 - 0.005 .004 0.005 T K , = ( 2 ) P.n2D ' 0.002 0.001 Q Ke = Pun2D3 ( 3 ) ܢܩ m -50.0 0.0 50.0 100.0 150.0 200.0 250.0 300.0 ...
Page 71
... torque coefficient , which has a maximum reading at approximately J = 0.4 then decreases as advance coefficient increases , but does not drop to zero over the range of J investigated . Why the thrust and torque loads behave in this ...
... torque coefficient , which has a maximum reading at approximately J = 0.4 then decreases as advance coefficient increases , but does not drop to zero over the range of J investigated . Why the thrust and torque loads behave in this ...
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