Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 4; Volume 8, Part 4American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 206
... force . While straightforward , this method has several drawbacks . Firstly , it yields no informa- tion on the vertical seabed force . Secondly , because of the difficulty in the determination of the current and wind forc- es acting on ...
... force . While straightforward , this method has several drawbacks . Firstly , it yields no informa- tion on the vertical seabed force . Secondly , because of the difficulty in the determination of the current and wind forc- es acting on ...
Page 272
... force on the berm would be equal to the vertical force multiplied by a friction coefficient . HB * = μ Vg 0 0 10 20 30 TIME ( s ) Figure 7 Time record of the force apportioning n HB / HT for loading event D in test # 1 ( Figure 0.1 ( 4 ) ...
... force on the berm would be equal to the vertical force multiplied by a friction coefficient . HB * = μ Vg 0 0 10 20 30 TIME ( s ) Figure 7 Time record of the force apportioning n HB / HT for loading event D in test # 1 ( Figure 0.1 ( 4 ) ...
Page 345
... force signals present when the model is at rest were digitized and their mean computed . This mean value , representing buoyancy , gravity , and small shifts in the zero level , was subtracted from the actual time histories of the forces ...
... force signals present when the model is at rest were digitized and their mean computed . This mean value , representing buoyancy , gravity , and small shifts in the zero level , was subtracted from the actual time histories of the forces ...
Contents
OFFSHORE MECHANICS | 1 |
The Growth of Radial Cracks in Ice Sheets | 7 |
ICE FORCES | 11 |
Copyright | |
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analysis angle Arctic Engineering assumed Barents Sea Beaufort Sea behaviour berm Bjørnøya calculated coefficient Cole components computed Conference on Offshore constant constitutive equation damage evolution damage model deformation density depth determined diameter distribution dynamic effect energy equation experimental factor failure force fracture mechanics fracture toughness frequency friction function Geogrid grain horizontal ice floe ice load ice sheet ice thickness iceberg icebreaking impact increase indentor initial interaction keel material maximum measured Mechanics and Arctic Mellor microcracks modulus motion notch nucleation observed obtained ocean Offshore Mechanics parameters peak stress plane polycrystalline ice predicted pressure probability Proc radar ratio resistance ridge samples sea ice seabed shear shear stress ship shown in Figure simulation specimen spray ice strain rate strain tensor strength structure surface temperature tensile tensile stress tensor tests uniaxial compression variable vector velocity vertical wave Young's modulus