Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14, Part 4American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 145
CRACK NUCLEATION IN COLUMNAR ICE RECENT DEVELOPMENTS V. Gupta and R. C. Picu Thayer School of Engineering ... This paper summarizes our current efforts dealing with the phenomenon of crack nucleation in columnar freshwater ice at rates ...
CRACK NUCLEATION IN COLUMNAR ICE RECENT DEVELOPMENTS V. Gupta and R. C. Picu Thayer School of Engineering ... This paper summarizes our current efforts dealing with the phenomenon of crack nucleation in columnar freshwater ice at rates ...
Page 151
Finite element analyses were used to determine the J integrals , interfacial fracture energy release rate , Gint , and the load mixity angles of the four specimen geometries over a range of crack lengths . [ K ] reduced model stiffness ...
Finite element analyses were used to determine the J integrals , interfacial fracture energy release rate , Gint , and the load mixity angles of the four specimen geometries over a range of crack lengths . [ K ] reduced model stiffness ...
Page 153
So long as the nodal loading vector does not change with respect to crack length , this then leaves : which will change as functions of the radial distance from the crack tip . By “ walking ” along the crack faces from the crack tip out ...
So long as the nodal loading vector does not change with respect to crack length , this then leaves : which will change as functions of the radial distance from the crack tip . By “ walking ” along the crack faces from the crack tip out ...
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Contents
139 | 95 |
Mechanical Behavior of Ice Loaded Optical Ground Wires | 107 |
Influence of the Surface Liquid Film on Cylinder Icing Under Marine Conditions | 115 |
Copyright | |
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activities analysis applied Arctic average axis beam boundary brine cable calculated caused coefficient cold compression considered constant crack deformation density dependent depth described determined developed direction distribution effect elastic energy Engineering equation estimated experiments failure field Figure floe flow force fracture freezing function given grain grain boundary Greenland heat ice cover ice load ice sheet iceberg increase initial interaction International layer length liquid mass material maximum mean measured Mechanics mode natural observed obtained offshore operations parameters period possible present problem production region relative Research salinity sea ice sector shown shows snow solution specimen speed spray stations strain strength stress structure surface Table Technology temperature thickness towing transfer volume wave wind zone