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 50
... stress we have a normal stress onn and a shear interface stress ont The crack interface stress vector is related to the global stress vector as follows ( S ) cr = [ N ] To } in which ( S ) cr = vector of crack interface stresses { σ ) = ...
... stress we have a normal stress onn and a shear interface stress ont The crack interface stress vector is related to the global stress vector as follows ( S ) cr = [ N ] To } in which ( S ) cr = vector of crack interface stresses { σ ) = ...
Page 63
NOMINAL STRESS 33 # STRAIN 33 12 0334 0 .0003 Strain 33 .0006 .0009 0012 .0015 Natural ice contains several microdefects including brine pockets , air bubbles and initial microcracks , which produce a complex stress field with remarkable ...
NOMINAL STRESS 33 # STRAIN 33 12 0334 0 .0003 Strain 33 .0006 .0009 0012 .0015 Natural ice contains several microdefects including brine pockets , air bubbles and initial microcracks , which produce a complex stress field with remarkable ...
Page 80
... stress and minimum strain - rate for a creep test correspond respectively to the maximum stress and constant applied strain - rate for a strength test . They discussed the correspondence between the characteristics of constant stress ...
... stress and minimum strain - rate for a creep test correspond respectively to the maximum stress and constant applied strain - rate for a strength test . They discussed the correspondence between the characteristics of constant stress ...
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