... amplification appeared at an inflection point on the load-displacement curve. It means that stability of the structure is threatened and anti-floating stability limit state appeared on the inflection point. The ultimate uplift pressure on the inflection point is 1778kN/m, and the anti-floating stability safety...

... for offshore H2 transport. The focus of the paper will be towards structural integrity issues of H2 pipelines while flow and transport capacity issues will not be addressed. First limit states and special challenges for offshore pipelines are discussed. Then a brief outline of HE is presented together...

... and plastic strain in the soil at the ultimate limit state are presented to reveal the mechanism of wings for enhancing the lateral bearing capacity of monopiles. The effects of the aspect ratio and the number of wings on the bearing capacity of the monopile are further examined under the premise of the same...

... analysis is presented in Martzikos et al. (2021). coefficient caorle coastline probability simulation martinelli polar engineering conference flooding map sea level spatial structure variable approach coastal area limit state assessment international ocean subset water level...

... development limit state reservoir characterization social responsibility subsea system support structure wind energy renewable energy joint industry project domain analysis offshore wind farm load level seismic design sustainability soil curve cyclic loading ground motion ace jip return...

... ABSTRACT The limit state of a newly proposed floating wind turbine concept, in terms of ultimate structural load and fatigue damage load, is studied in the present work. This novel floating structure utilizes a triple-column spar platform to support the wind turbine. An aero-hydro-servo-elastic...

... equation limit state bh beam built-up section secondary member rh section compression floating production system allowable stress bh section rh beam A Comparative Study on Built-up Section and Rolled Section in FPSO Topside Sang Woong Han1, Beom Seon Jang2, Sang Hoon Shim3, Sung Woo Im3 1...

... which are suitable for design application. The analysis for predicting structural capacities has been carried out by computing ultimate longitudinal strength. In addition the assessment of the safety against failure due to excessive maximum loads is accomplished in Ultimate Limit States. Eventually...

... be used for all design purposes, i.e. ultimate limit state (ULS), serviceability limit state (SLS) and fatigue limit state (FLS) design. Introduction Economical pressure forces the installation of larger offshore wind energy converters (OWEC) located in deeper waters in a more cost effective manner...

... Abstract The deep-water offshore engineering industry is developed greatly with the increasing demand for oil and gas. Floating structural systems are usually exposed to many types of environmental loads like wave, wind, current and so on. There are two common types of limit state criteria...

... strains to attain the ultimate limit state (ULS) was included. Also, the serviceability limit state (SLS) displacements of the FLETs were checked against the design criteria. field development optimization and planning upstream oil & gas flet load component foundation soil flowline thermal...

... on the ultimate strength of container ship subject to combined moments of bending and torsion, and the modelling scope is limited to the longitudinal structures between two adjacent frame girders to reduce the calculation cost. The limit state of failure for a 3100 TEU container ship is derived through Minimum...

... updating enhances the efficient and effective use of system inspection information. Inspection Modelling Reformulation of the Paris law shows the relation between the number of stress cycles and the related fatigue fracture and is used to derive a limit state model !) for fatigue fracture crack growth...

.... This method is statistically based method which utilizes concepts of limit state design. It uses factored loads and employs resistance factors to account for uncertainly in the loads and computed strength of the leg components in jack-up drilling rig. In order to compare the two methods (ASD-Allowable Stress...

... FE analyses. The method presented intends to improve on current industry best practice by directly considering the limit states relevant to global buckling to produce designs with consistent levels of reliability.'ép. probability probability function case study axial displacement lateral...

... axial loaded grouted joints with large grout thicknesses. The model and relating numerical and experimental investigations are presented in the paper considering boundary conditions and material properties appropriate for grouted joints in latticed structures. substructure limit state loading...

... ductile steel material behavior, burst tests were successfully performed for the four selected linepipe thicknesses resulting from DPS. In this paper the experimental program is described, and the theoretical background regarding bursting limit state is discussed. The findings are presented and compared...

... and discussion are presented on limit states highlighted in DNVs standard for submarine pipelines (DNV OS F101), such as burst, collapse, axial tension, local buckling and combined loading. The analyses comprised nonlinear 3D FE simulations of spiral welded pipe, using Abaqus, and taking into account relevant...

... during the service lifetime of structure. Furthermore, the partial safety factors and the target failure probabilities for each limit state are evaluated with the data given by the optimization process. This method in the calculation of the partial safety factors is different from a method proposed...

... evaluation, grid connection, environmental impact assessment and certification system in provisions against commercialization of ocean energy converters. fe model cavitation performance prediction renewable energy boundary condition performance analysis limit state ocean energy turbine tidal...