Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 4American Society of Mechanical Engineers, 1993 - Arctic regions |
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Page 29
... indentation - induced damage in ice where the micro - cracked zone directly beneath the indenter takes the shape of an isosceles triangle , and the overall failure characterized by an unstable propagation of an apex crack , is ...
... indentation - induced damage in ice where the micro - cracked zone directly beneath the indenter takes the shape of an isosceles triangle , and the overall failure characterized by an unstable propagation of an apex crack , is ...
Page 73
... Indentation tests were conducted using a segmented indentor at different indentation velocities against freshwater ice . To determine the nature of ice failure at different rates , the effective pressure was measured on each segment of ...
... Indentation tests were conducted using a segmented indentor at different indentation velocities against freshwater ice . To determine the nature of ice failure at different rates , the effective pressure was measured on each segment of ...
Page 177
... indentation velocities in the range of 0.2 2.6 m / s . We found that the nominal crushing pressure increases weakly with the indentation rate in this range . Two separate data points indicated that the crushing pressure may assume ...
... indentation velocities in the range of 0.2 2.6 m / s . We found that the nominal crushing pressure increases weakly with the indentation rate in this range . Two separate data points indicated that the crushing pressure may assume ...
Contents
MECHANICAL PROPERTIES OF | 1 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 10 |
SizeEffect in IndentationInduced Splitting Floe Experiments | 29 |
Copyright | |
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actuator analysis angle Arctic aspect ratio average behaviour berm calculated Canada coefficient compression constant contact area crack creep deformation crushed ice damage decrease deformation density displacement dynamic edge effect equation evaporator experimental extrusion fracture Frederking friction function heat flux heat transfer Hobson's Choice horizontal ice cover ice failure ice force ice load ice plate ice rubble ice sample ice sheet ICE TEST ice thickness ice-structure interaction icebreaking icicle increases indentation rate indentation tests indentation velocity indentor Jordaan laser layer length Masterson material maximum mean pressure measured mm/s modulus Molikpaq Offshore parameters plastic strain Poisson's ratio polycrystalline ice Pond Inlet Pressure MPa pumps rubble field rubble pile rubble system scale sea ice shown in Figure simulation Sinha spallation spalling spraying strain rate strength stress structure surface temperature tensile tensile strength tensile stress Timco values vertical viscous Young's modulus zone