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 37
... developed testing technique that provides a means to alternate freely between tensile and compres- sive uniaxial stresses on an ice specimen . To the best of our knowledge , such tests have not previously been performed on ice . The ...
... developed testing technique that provides a means to alternate freely between tensile and compres- sive uniaxial stresses on an ice specimen . To the best of our knowledge , such tests have not previously been performed on ice . The ...
Page 64
... developed at CRREL . Based on the numerical analysis carried out here the ratio of the compressive strength to the tensile strength is 1.7 in the brittle range . Furthermore , the results of the developed theory follow the Hall - Petch ...
... developed at CRREL . Based on the numerical analysis carried out here the ratio of the compressive strength to the tensile strength is 1.7 in the brittle range . Furthermore , the results of the developed theory follow the Hall - Petch ...
Page 175
... developed and used to simulate numerically the pressure ridging process in sea ice . With this model it is possible to keep track explicitly of frictional and col- lisional energy losses which has not been possible in previous studies ...
... developed and used to simulate numerically the pressure ridging process in sea ice . With this model it is possible to keep track explicitly of frictional and col- lisional energy losses which has not been possible in previous studies ...
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