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 104
... rigidity C ( r ) of root blade sections corresponds to rigidity of an elliptic section practically . In this case ( r ) may be estimated by the formulas for an elliptic section . For root section the point of the maximum of a ( r ) ...
... rigidity C ( r ) of root blade sections corresponds to rigidity of an elliptic section practically . In this case ( r ) may be estimated by the formulas for an elliptic section . For root section the point of the maximum of a ( r ) ...
Page 151
... ( rigid indentor on undamaged ice ) . By way of comparison , in Phase 1 ( Jones et al . , 1995 ) we obtained an average failure stress of 5.5 MPa for a rigid indentor of the same dimensions on undamaged lake ice , but with a flatjack ...
... ( rigid indentor on undamaged ice ) . By way of comparison , in Phase 1 ( Jones et al . , 1995 ) we obtained an average failure stress of 5.5 MPa for a rigid indentor of the same dimensions on undamaged lake ice , but with a flatjack ...
Page 153
... rigid indentors . Also , the difference might be attributed to the brittle nature of the cold brackish ice at Tuktoyaktuk in comparison to the ductile warm sea ice at Resolute . The 1995 Calgary tests ( Jones , et al . , 1996 ) were ...
... rigid indentors . Also , the difference might be attributed to the brittle nature of the cold brackish ice at Tuktoyaktuk in comparison to the ductile warm sea ice at Resolute . The 1995 Calgary tests ( Jones , et al . , 1996 ) were ...
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