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Keywords: strength
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Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29097-MS
... conference investigate free-floating iceberg contact interaction cable strength upstream oil & gas keel load keel physical test Bruneau , S. , A. Dillenburg , and S. Ritter . ( 2012 ). "Ice Sample Production Techniques and Indentation Tests for Laboratory Experiments...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29106-MS
... evaluated at three different ice thicknesses (4, 6 and 8 ft.) with flexural strength 100 psi using two power setups, 36500 HP and 65000 HP. Calm water resistance and propulsion tests were also performed to evaluate open water performance. Models were constructed and tested corresponding to two indicative...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29154-MS
... Abstract Sea ice rubble/ridge strength and interaction mechanics are highly important in the design of structures and subsea infrastructure for ice prone offshore environments. To better characterize sea ice conditions in northern Newfoundland, a series of field tests were conducted on landfast...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29171-MS
... findings of the general phenomena of the resistance and encroachment will be discussed to assist the design process of offshore structures. water depth buoyancy box strength waterline offshore structure offshore technology conference vertical structure platform design ice model test...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29161-MS
..., Charpy impact tests and hardness tests. The test results indicate that the yield strengths, ultimate strengths, toughness and hardness of the aged steels continue to satisfy the ABS Rules requirements. A degradation assessment of these samples was also performed using these testing results and the...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29155-MS
... full scale data will improve the understanding of the transferability from model to full scale data. level ice resistance model test flexural strength full scale trial time series inertia ice trial prediction interaction technology conference marine transportation strength ice...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, November 5–7, 2018
Paper Number: OTC-29176-MS
... structures. upstream oil & gas iso 19906 thickness keel upward bridge strength ridge load ice rubble subsea system flexural strength fy ridge keel depth confederation bridge correlation vertical structure rubble consolidated layer croasdale level ice interaction ridge...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27355-MS
... is provided. upstream oil & gas breakage peak load tuhkuri simulation modeling ocean engineering proceedings force-displacement curve international conference experiment strength particle simulation result arctic condition reservoir characterization parameter value fracture...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27383-MS
... impacts, the sizes and shapes of icebergs impacting, the impact velocities as determined by the response of icebergs to currents and waves and the strength of the ice. Global ice strength will influence overall design, and local ice strength will influence local structural design. Failure of ice in...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27384-MS
... strength cone cswp vibration fatigue capacity inclination angle ice force upstream oil & gas platform ice resistant structure optimisation conductor ice load calculation facility platform Bergan , P. G. et al . 2004 . Advances in Fatigue Assessment of FPSOs . OMAE-FPSO’04...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27414-MS
... the developing ABS GPU-DEM tool, status of the verification program, plans for the current and the future developments and applications. Included are brief descriptions of background technologies, an approach to derive the DEM model bonding strength inputs, and validation studies of ice breakage...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27426-MS
... sensitivities are provided. clearing load technology conference cone strength long ridge hinge piece length hinge beam croasdale level ice clearing load multi-year ridge thickness hinge crack equation upward interaction conical structure calculation Croasdale , K.R. , 1975...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27424-MS
... Abstract The strength of rubble mass depends on the degree of consolidation between the ice blocks as well as the strength of the ice blocks themselves. The origin of the contact forces between the ice blocks is uncertain, but has been attributed to thermal freezing and sintering. A series of...
Proceedings Papers

Paper presented at the Arctic Technology Conference, October 24–26, 2016
Paper Number: OTC-27449-MS
... of the soils. The results were used to characterize the geologic setting and permafrost conditions, estimate thaw settlement of the gravel fill and underlying permafrost, compressibility and strength of seabed sediments, island slope stability, and shear resistance to global ice forces. The island...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, March 23–25, 2015
Paper Number: OTC-25509-MS
... energy topside subsea system installation offshore technology conference stiffener strength wind energy design consideration foundation upstream oil & gas steel gb concept local ice load monotower steel gb concept ice load . Korzhavin , K. ( 1962 ), Action of ice on...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, March 23–25, 2015
Paper Number: OTC-25588-MS
... stress and buckling stress) in production tubing. The von Mises Criterion, also known as the maximum distortion energy criterion, is used to estimate the yield of production tubing. von Mises stress is further compared with the yield strength of the tubing off set by the factor of safety. The factor of...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, March 23–25, 2015
Paper Number: OTC-25519-MS
... Abstract Iceberg ice is complex to model as properties tend to vary with a wide range of parameters (temperature, strain rate, bubbles, etc.) resulting in complex failure envelopes with low tensile strengths. This is compounded by the presence of size effects where larger areas typically have...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, March 23–25, 2015
Paper Number: OTC-25520-MS
... floe probability penetration step strength sea ice load reserves evaluation iso 19906 implementation multi-year sea ice load ice load breakout force ramp-up probabilistic assessment upstream oil & gas multi-year floe sil technology conference reservoir simulation breakout force...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, March 23–25, 2015
Paper Number: OTC-25590-MS
... Abstract A constitutive model for iceberg ice is implemented into an explicit finite element analysis. The focus of this effort was to establish a validated model for high-speed impact events in which the ice strength undergoes a transition from a ductile to brittle mode of failure at strain...
Proceedings Papers

Paper presented at the OTC Arctic Technology Conference, February 10–12, 2014
Paper Number: OTC-24562-MS
..., promise great value as ice walls for Arctic structures. To validate composite ice walls, a testing program was conducted that applied high-intensity loads to beam specimens 1.8 meters long and 0.3 meter thick with varying degrees of plate stiffening and concrete confinement. Strength, stiffness, ductility...

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