Πλοήγηση ανά Θέμα "Pipeline bends"
Αποτελέσματα 1-14 από 14
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Bending deformation capacity of large-diameter spiral-welded tubes
(2014)Numerical simulations are conducted to define the bending deformation capacity of large-diameter spiral-welded tubes, towards efficient strain-based design. Under bending loading, the principal failure mode of those tubes ... -
CFRP strengthening of steel pipe elbows subjected to cyclic loading
(2016)In order to ensure safe operation and structural integrity of pipeline and piping systems, it is sometimes necessary to strengthen specific sections of pipelines and piping systems. Recognizing the variety of mode failures ... -
The effect of spiral cold-bending manufacturing process on pipeline mechanical behavior
(2016)Large-diameter spiral-welded pipes are employed in demanding hydrocarbon pipeline applications, which require an efficient strain-based design framework. In the course of a large European project, numerical simulations on ... -
The effect of spiral cold-bending manufacturing process on pipeline mechanical behavior
(2019)Large-diameter steel pipes, fabricated through the spiral-welding manufacturing process, are extensively used in onshore pipelines for the transmission of energy (hydrocarbon) and water resources. However, their use in ... -
Finite element analysis of damage in pipeline bends
(2010)The present paper describes a numerical formulation for the analysis of damage in steel pipeline bends. In particular, the numerical implementation of Gurson plasticity model is described in the framework of a special ... -
Finite element analysis of UOE manufacturing process and its effect on mechanical behavior of offshore pipes
(2016)Thick-walled steel pipes during their installation in deep-water are subjected to a combination of loading in terms of external pressure, bending and axial tension, which may trigger structural instability due to excessive ... -
Mechanical Behavior of Steel Pipe Bends: An Overview
(2016)An overview of the mechanical behavior of steel pipe (elbows) is offered, based on previously reported analytical solutions, numerical results, and experimental data. The behavior of pipe bends is characterized by significant ... -
Modelling of spiral-welded pipe manufacturing and its effect on pipeline structural performance
(2016)The increasing use of large-diameter spiral-welded pipes in demanding hydrocarbon pipeline applications constitutes an engineering challenge, which requires the definition of an appropriate strain-design framework. In the ... -
Numerical simulation of JCO pipe forming process and its effect on the external pressure capacity of the pipe
(2017)Large-diameter thick-walled steel pipes during their installation in deep-water are subjected to external pressure, which may trigger structural instability due to excessive pipe ovalization with catastrophic effects. The ... -
Numerical simulation of JCO-E pipe manufacturing process and its effect on the external pressure capacity of the pipe
(2019)Large-diameter thick-walled steel pipes during their installation in deep-water are subjected to external pressure, which may trigger structural instability due to pipe ovalization, with detrimental effects. The resistance ... -
Numerical simulation of the mechanical behaviour of steel pipe bends under strong cyclic loading
(2020)The present study uses advanced numerical tools to examine the mechanical behavior of steel pipe bends (elbows), subjected to strong cyclic loading, associated with repeated plastic deformations of alternate sign. The ... -
Structural behavior of buried pipe bends and their effect on pipeline response in fault crossing areas
(2017)Pipe bends, often referred to as “elbows”, are special pipeline components, widely used in onshore buried steel pipelines. They are sensitive to imposed deformations and their structural behavior is quite flexible and ... -
Ultimate bending capacity of spiral-welded steel tubes - Part II: Predictions
(2016)In the second part of this investigation, numerical simulations are conducted using nonlinear finite element simulations, to define the bending strength and deformation capacity of large-diameter spiral-welded steel tubes. ... -
Ultimate capacity of pipe bends under bending and pressure
(2008)The structural capacity of pressurized pipe elbows under in-plane bending is examined. The investigation is conducted through advanced finite element analysis tools. The numerical results are successfully compared with ...