Movement of an Open-Ended Pipe with a Soil Plug Under a Longitudinal Impact
Sign Up to like & getrecommendations! Published in 2020 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-020-01228-2
Abstract: The process of horizontal immersion into soil of an open-ended steel pipe of circular cross section containing a soil plug is under study. The effect of both single and multiple longitudinal strikes is considered. A… read more here.
Keywords: open ended; soil; soil plug; pipe soil ... See more keywords
Pipe-Soil Interaction and Sensitivity Study of Large-Diameter Buried Steel Pipes
Sign Up to like & getrecommendations! Published in 2021 at "Ksce Journal of Civil Engineering"
DOI: 10.1007/s12205-021-0392-3
Abstract: Large-diameter buried steel pipes (BSPs) have been widely utilized in water diversion and hydropower fields. This paper presents a comprehensive numerical investigation on the interaction between the large-diameter pipe and soil under three typical working… read more here.
Keywords: diameter; soil; pipe soil; large diameter ... See more keywords
Stress effect of the interface between buried pipeline and sandy soil layer in a cold environment
Sign Up to like & getrecommendations! Published in 2020 at "Cold Regions Science and Technology"
DOI: 10.1016/j.coldregions.2019.102981
Abstract: Abstract The interaction between buried pipe and soil is an important aspect of disaster prevention and mitigation. In this paper, interfacial stress tests between room-temperature or frozen sand and pipeline were performed to study the… read more here.
Keywords: buried pipeline; pipe soil; stress; soil ... See more keywords
Assessment model of pipe–soil interaction during large-amplitude lateral displacements for deep-water pipelines
Sign Up to like & getrecommendations! Published in 2020 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2019.103220
Abstract: Abstract The controlled buckling design of deep-water pipelines requires comprehensive understanding of pipe–soil interactions subject to large-amplitude lateral displacements. This paper explores this issue using a large displacement sequential limit analysis (SLA) method. The elevation… read more here.
Keywords: pipe soil; model; water pipelines; soil ... See more keywords
Centrifuge modelling of pipe-soil interaction in clay with crust layer
Sign Up to like & getrecommendations! Published in 2021 at "Marine Structures"
DOI: 10.1016/j.marstruc.2020.102876
Abstract: Abstract Seabed in regions, such as the Gulf of Guinea and North West Shelf of Australia, may exhibit a crust layer where the undrained shear strength can be an order of magnitude higher than that… read more here.
Keywords: soil; stiffness; pipe soil; crust layer ... See more keywords
Analytical and numerical study on lateral buckling of imperfect subsea pipelines with nonlinear lateral pipe-soil interaction model
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DOI: 10.1016/j.oceaneng.2020.108495
Abstract: Abstract The nonlinear pipe-soil interaction model and the initial imperfections are predominantly factors that affect the lateral buckling behaviour of subsea pipelines with a high-temperature. In this study, mathematical models, taking these two factors into… read more here.
Keywords: pipe soil; soil interaction; lateral buckling;
Flow-pipe-soil coupling mechanisms and predictions for submarine pipeline instability
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydrodynamics"
DOI: 10.1016/s1001-6058(16)60787-4
Abstract: The stability of a submarine pipeline on the seabed concerns the flow-pipe-soil coupling, with influential factors related to the ocean waves and/or currents, the pipeline and the surrounding soils. A flow-pipe-soil coupling system generally has… read more here.
Keywords: pipeline; soil coupling; flow pipe; pipe soil ... See more keywords
Apparatus for Measuring Pipe-Soil Interaction Behavior Using Shallow ‘Pipe-like’ Penetrometers
Sign Up to like & getrecommendations! Published in 2019 at "Geotechnical Testing Journal"
DOI: 10.1520/gtj20180293
Abstract: Reliable characterization of surficial marine sediments is essential to ensure the safe and economical design of subsea infrastructure for offshore energy facilities (e.g., seabed cables, pipelines, and shallow foundations). Conventional in-situ testing methods (e.g., cone… read more here.
Keywords: measuring pipe; soil; apparatus measuring; pipe ... See more keywords
A Statement on the Stress Field of Pipe-Soil Structure
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Testing and Evaluation"
DOI: 10.1520/jte20170387
Abstract: In this study, stress analyses of buried flexible pipes were carried out using a newly designed experimental setup for the method of photoelasticity. Several universal tests using a Dynamical Mechanical Analyzer and the parallel plate… read more here.
Keywords: stress; field; soil structure; pipe soil ... See more keywords