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Keywords: consideration
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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-23-282
... the current methodology of ice design with the consideration of hydrodynamic effects if marginal fields and fields in more severe ice environments are to be developed in the future. The ice impact rates and loads may be reduced as a result of hydrodynamic effects. This paper describes the observations from...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-128
.... The objective of performance-based design is to facilitate the design of fixed offshore structures that have predictable performance in compliance with performance goals selected for the intended life. Emphasis is provided on the consideration of entire platform life cycle; from appraisal and selection...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-137
... possible measures to counteract them, have been launched. A data aggregation project resulted in a defined failure mechanism and root causes. This paper presents a discussion of the mitigation actions implemented across the industry to minimize the occurrence of such failures, taking in consideration...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-557
... reservoir simulation maneuvering shaft speed consideration irregular wave propeller curve light propeller curve ship ship maneuvering frequency rudder coefficient propulsion power ocean engineering numerical simulation ABSTRACT A mathematical model was proposed...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-163
... parameter influencing the upheaval buckling behaviour of a pipeline. This parameter is highly uncertain, and its adequate consideration is essential to ensure a reliable UHB design. It is typically understood to be a conservative approach of applying the upper estimate value in the analysis. However...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2133
... Abstract The development of renewable energy is desired worldwide due to consideration for the environment. In this research, in order to realize Subsea Hydrogen Production and Storage Facility (SHPS) that produces compressed hydrogen by using the electric power obtained from ocean renewable...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1273
...), and operation subjected to special considerations (RIO < 10). Adaptive measures may be taken in consideration of the RIO, Procedure such as limiting the speed in ice, additional watchkeeping, or icebreaker support. Equation (1) is valid for independent navigation, whereas under In this work, safety...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4187
... conditions of such vessels, damage stability is a more dominant constraint. Hence, such ships are designed based on damage stability considerations alone. However, since life-cycle risk management is still an active research subject, stability management is being addressed somewhat haphazardly by allowing...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3203
... engineering cylinder numerical simulation boundary numerical domain upstream oil &amp; gas largest amplitude viscosity consideration wave elevation case 2 openfoam mesh amplitude interaction simulation wave maker experiment history curve propagation ABSTRACT Wave...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-632
... to be achieved with the limiting considerations of riser over-bending and hang-off loading. However, these buoyancy modules increase the riser external diameter resulting in larger hydrodynamic drag loading. In addition risers are principally cylindrical making them susceptible to VIV. A new design of buoyancy...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-432
... ABSTRACT In this paper, the free vibration characteristics of a half liquid-filled and submerged, horizontal cylindrical shell are investigated with the consideration of the linear sloshing effect by an analytical method. It is assumed that the shell is submerged in water and the shell's...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-174
... economic evaluation operational cost platform design owf profit corridor modeling &amp; simulation downtime reserves evaluation consideration objective availability lewandowski maintenance strategy revenue weather condition offshore projects planning and execution feasibility...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-189
... from the mooring lines are not negligible in consideration of the dynamic motion of a floating structure. Hence, investigation in the interactions between floating structures and mooring lines are of vital importance for the sake of prediction of motion of platforms, which has aroused the interests...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-215
... application where the hydrodynamic interaction of the adjacent bodies have to be taken into consideration for accurate prediction of the wave loading and response. Examples of multiple floating bodies with enclosed water surface are closed-cage fish farm surrounded by floating boardwalk (Halwart et al...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-118
... coordinate system matrix equation postnov generalized displacement fluctuation expression module-element method artificial intelligence mathematical model formulation consideration kinetic energy coefficient dissipation function taranukha lagrange equation displacement...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-151
..., water is added to the multiphase pipeline to raise the heat capacity of the fluid and to lengthen the period used for replacement. It s unable to launch replacement immediately when shutdown occurs because there is no operator on Platform B. A safety margin of 2 hours is taking into consideration...
Proceedings Papers

Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-527
... for comparison. Motion response is design-specific and its implications towards operations and maintenance considerations must be assessed depending on site conditions. However, results show that the topic of motion exposure has yet not been sufficiently considered for both fixed-bottom and floating offshore...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-538
... on project specific requirements and considerations. INTRODUCTION The mooring and anchor or foundation design used for mooring system and subsea equipment plays a very important role in offshore engineering. At present, there are four main types of anchors often used: drag embedment anchor, suction anchor...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-457
... Enhanced consideration of residual stresses in the nominal stress approach for fatigue design of welded joints Jonas Hensel, Thomas Nitschke-Pagel and Klaus Dilger Institute of Joining and Welding, TU Braunschweig Braunschweig, Germany ABSTRACT It is well known that tensile residual stresses from...
Proceedings Papers

Paper presented at the The 27th International Ocean and Polar Engineering Conference, June 25–30, 2017
Paper Number: ISOPE-I-17-516
... method is based on the equations of motion of the ship. The method includes considerations of the change in the weight and buoyancy of the ship due to flooding, oil spill from the compartments, cargo load in the compartments, and so on. To check the applicability of the proposed method, comparative tests...

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