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Keywords: platform
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Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-263
... and nonlinear air gap are made to investigate the nonlinear effect. The numerical results indicate that the nonlinearity has a significant effect on the air gap. INTRODUCTION Floating platform is widely used in the field of offshore oil and gas exploration. For floating submersible platform, the air gap...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-265
... ABSTRACT In this paper, a capsule type modular underwater viewing platform with large underwater field of view is designed, which could be applied to underwater sightseeing tours, underwater scientific expeditions and environmental testing and etcetera. The overall scheme design index...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-281
... results of wave run-up have been compared with different pontoon shapes, and the influence of different pontoon shapes on the wave surface distribution between columns has been presented. The results show that the dimensionless value of wave run-up on the platform columns with different pontoon shapes...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-284
... ABSTRACT When the offshore wind power platform operates in bad sea conditions, in order to ensure its safety, the anti-heave device can slow down its oscillation effect under the action of waves and improve its environmental adaptability. Therefore, the measurement of this effect...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-289
... ABSTRACT In this study, the motion response of a typical semi-submersible offshore platform with six columns is analyzed for two scenarios: with or without the cover of breakwater. The influence of the cover area and layout of breakwater on the motion response of the platform has been...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-120
... north america government wave force upstream oil & gas platform hull loading condition drilling platform subsea system wave impact force body surface wave direction deep water jack-up preloading rao wave impact load united states government operation critical sea state...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-133
... ABSTRACT In a complex offshore environment, wind load is among the most important design factors for the jack-up platform. In this study, we have conducted a detailed numerical analysis of wind loading on a jack-up platform in normal operation and extreme conditions at both model scale...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-136
... ABSTRACT The punch-through of self-elevating unit is the accident during the period of preloading, which may cause platform over tilt, equipment damage, and even cause personal casualty and platform overturning. In order to analyze the punch-though process conveniently, the four stages...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-141
... mooring system extreme condition leg platform amplitude platform riprap pile pretension force upstream oil & gas tension leg accuracy submerged tension leg platform subsea system requirement construction different pretension value stability analysis condition quasi dynamic 1...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-143
... for the mooring system of a deep-water platform. Then, the response characteristics and effects of mooring failure on platform performance are studied. Finally, a mooring monitoring and early warning system are proposed based on the numerical analysis results. INTRODUCTION Mooring system is an indispensable...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-145
... is proposed. The optimal mooring system should also provide the widest range of external loads, under which it is possible to continue operating and not transition platform to survival mode. The presented methodology is implemented in a specialized software package that allows determining all categories...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-149
... ABSTRACT Large offshore floating platform needs to be connected by connector, which is a weak link in the structure and has a great influence on the safety of the floating platform structure. Therefore, it is necessary to carry out relevant research on the structural strength of connectors...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-151
... are simultaneously disconnected from fairlead. The results indicate that the whole response could be divided into healthy stage, transient stage and steady stage accordingly. The low frequency of platform is almost decreased with increasing number of broken cables due to the reduced stiffness. The remaining mooring...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-316
... artificial intelligence real time system upstream oil & gas experiment control system subsea system ship software node module comprehensive simulation experiment platform propeller shuttle tanker diagram shuttle tanker model model experiment dp control system algorithm...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-318
... loading and provide technical reference for the design and construction of the offshore structures in ice zone. INTRODUCTION The offshore structures for the exploitation of polar resources, including drilling platforms, production platforms, and storage and transportation ships, are often faced...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-319
... ABSTRACT The wave slamming on a slender structure such as brace of semi-submersible platform has great influence on the safety of the structure during the towing condition. Compared with the potential flow theory, the unsteady computational fluid dynamics (CFD) method is more accurate to solve...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-331
... ABSTRACT A three-dimensional (3D) physical model experimental study of wave and rigid platform slamming action is conducted in this paper. Three-dimensional wave basin tests of regular and irregular waves were conducted, and various working conditions were systematically studied for different...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-220
... detecting system are verified by a sets of laboratory tests, which can conduct in-situ detecting and sampling (pore water and sediment) under 4500 m water depth. The proposed detecting platform can provide important technical support for evaluating and detecting the environmental impacts of the methane...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-223
... reference role. sustainability sustainable development motion response optimization effect social responsibility wind energy case 7 irregular wave wind turbine subsea system water depth mean value amplitude case 8 china mooring system platform clump weight matrix time history curve...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-224
... and ocean engineering and CFD methods have been employed by many researchers to predict the motion responses of floating structures. Based on the open-source CFD platform OpenFOAM, Wang and Wan (2015) carried out numerical simulations on the motion responses of a floating wharf with a distributed mooring...

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