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 31
... moduli of ice . To date measurements of these properties are limited to a few frequencies and very selected ice sample types . This paper details efforts to measure the complex shear modulus and loss tangent of several types of ice at ...
... moduli of ice . To date measurements of these properties are limited to a few frequencies and very selected ice sample types . This paper details efforts to measure the complex shear modulus and loss tangent of several types of ice at ...
Page 40
... Modulus ( GPa ) 5 10 right of zero strain gives the modulus variations during tensile loading and that to the left of zero applies to compressive loading . Based on the quality of our initial results , we expect that the present device ...
... Modulus ( GPa ) 5 10 right of zero strain gives the modulus variations during tensile loading and that to the left of zero applies to compressive loading . Based on the quality of our initial results , we expect that the present device ...
Page 70
... modulus . Equating the rate at which energy is available for damage ( 6 ) to that required for crack formation ( 9 ) yields THE INFLUENCE OF CREEP ON PEAK STRESS The above model does not consider the influence of temperature or strain ...
... modulus . Equating the rate at which energy is available for damage ( 6 ) to that required for crack formation ( 9 ) yields THE INFLUENCE OF CREEP ON PEAK STRESS The above model does not consider the influence of temperature or strain ...
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