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Keywords: environmental condition
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Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-342
... capacity. They can operate in ultra-deepwater under severe environmental conditions. The current study is focused on the dynamic analysis of drillships under critical environmental loads while maintaining flexibility in operations. Based on numerical studies, it is seen that drillships are moderately...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-141
... approaches, Newman approximation and method proposed by Pinkster, are adopted to calculate the second-order force, which is intended to study the second-order effect. Besides, by selecting a series of environmental conditions in a sea area, the envelope curve of wave height to period under the positive air...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-136
... geologist sustainability plate tectonics tlp japan government social responsibility wind turbine mast sub-sea system excitation tlp-based irregular wave spectrum dynamic analysis simulation result seismic excitation asia government wind energy environmental condition...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-534
..., and ship crews From sufficient ideal resources to actual resource constraints, such as fuels, water, compressed air, electricity, and ammunition From ideal conditions to actual combat conditions, including environmental conditions, resource conditions, and process conditions From simplified guidance...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-025
... is used to investigate the time domain fully coupled aero-hydro-servo-elastic response of the floating wind turbine under different environmental conditions. The turbine takes the form of a conventional three-bladed rotor, with variable-speed and variable blade-pitch control capabilities. The turbine...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-166
...-production vessel has only been successfully applied in the West African Sea area because of the mild environmental conditions, but its application in the South China Sea area has just started. The main reason is that the environmental conditions in the South China Sea are more complicated and stronger than...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-051
... field of floating wind power. A well-designed mooring system can effectively maintain the safety and stability of wind turbine in extreme environmental conditions such as typhoon and tsunami. In the actual project, the mooring system of offshore floating wind turbine accounts for 20% - 30% of the total...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-048
... and wave, has a great impact on the stability of the offshore support vessel and offshore wind turbine. In the present study, the motion of the vessel and the tension along the connecting lines are discussed under different environmental conditions. The numerical results are validated by the full-scale...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1292
..., wave height and horizontal visibility. Based on statistics of environmental conditions in the southwestern part of the Kara Sea the number of days suitable for iceberg detection and towing was calculated for each 10-day period of the navigation period. Storms duration and weather windows were analyzed...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1273
... environmental condition natural period scdu ice draft dnv gl heave motion mooring system line dynamic effect ice load ice rubble harsh environment Conceptual Design of Single Column Drilling Unit for Arctic Climate and Harsh Environment Mingyuan Sun, Fan Zhang, Siming Wang, Yuanyuan Wang, Lixin Xu...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1295
... vessel subsea system marine transportation fender floating production system platform characteristic load transfer process fpso environmental condition ballast tank time-dependent point mass mating phase sima installation tether line interface unit float-over installation topside...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1310
... wind energy renewable energy model test pitch motion fpso frequency basin model test mooring system tower-top shear force dynamic behavior sjtu-spic concept subsea system floating production system environmental condition platform side column full scale wind turbine concept...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1307
... structures in spatially inhomogeneous environmental conditions and bathymetry. This paper provides a presentation of the project, and a summary of the related review work on environmental, loads, structural, mooring and physical scaled model tests. Focus is set on floating bridges for fjord crossings...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1322
... with shear plates, the whole flex-legs are lateral restrained by guides, and the bottoms of flex-legs are connected to foundation piles with grout connections. The tower is secured to the seafloor with foundation piles. Fig.2 shows the typical composition of a CPT. environmental condition compliant...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3230
... will be exposed to severe environmental conditions of waves, swell and wind in the fjord. The complex resonant responses with different natural periods and eigenmodes excited by the environmental loads and the resulting large bridge girder structural responses are the main concerns for design. Damping plays...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-560
... floating offshore wind turbine (FOWT). The research and design on FOWT has been becoming a hot topic in the recent years. environmental condition water depth turbine tension leg system safety factor foundation renewable energy horizontal stiffness extreme condition wind energy time domain...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-597
..., and floatover hardware systems. The VR simulations also serve to provide a team building exercise where everyone has a chance to meet and work together. The simulation scenarios are tested under normal/anticipated environmental conditions and extreme environmental conditions, as well as a number of stressful...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-090
... tension. The critical environmental condition is identified with the modified environmental contour method, and it is shown that the 50-year return period extreme tower base structural load is reduced with the application of the three-column Spar platform. Nevertheless, the extreme mooring line tension...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-046
... to the environmental conditions, which means that loading arm operator should be highly experienced and trained to cope with various unexpected situations. To assess overall safety involved with FLBT operations, ship navigation simulator system(both for LNG ships and FLBT), loading arm operation simulator systems have...

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