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 43
... vertical and horizontal loading were compared . The strengths pre- sented are different from those of single layer columnar grained sea ice given previously by other authers . INTRODUCTION Knowledge of the mechanical properties of sea ...
... vertical and horizontal loading were compared . The strengths pre- sented are different from those of single layer columnar grained sea ice given previously by other authers . INTRODUCTION Knowledge of the mechanical properties of sea ...
Page 44
... vertical thin sections ( Fig . 2 ) , P , S , and T type ice were observed . From horizontal thin sections , it ( a ) ( b ) 1 an 0-10m ( b ) 1 cm ] ( a ) Fig . 3 Clear columnar - grained ice ( a ) Vertical section ( 0--10 cm ) ( b ) ...
... vertical thin sections ( Fig . 2 ) , P , S , and T type ice were observed . From horizontal thin sections , it ( a ) ( b ) 1 an 0-10m ( b ) 1 cm ] ( a ) Fig . 3 Clear columnar - grained ice ( a ) Vertical section ( 0--10 cm ) ( b ) ...
Page 272
... vertical force multiplied by a friction coefficient . HB * μ Vg ( 4 ) The friction coefficient μ is usually assumed to be equal to tan , where is the angle of internal friction of bulk rubble . were The values of force apportioning ʼn ...
... vertical force multiplied by a friction coefficient . HB * μ Vg ( 4 ) The friction coefficient μ is usually assumed to be equal to tan , where is the angle of internal friction of bulk rubble . were The values of force apportioning ʼn ...
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