Modeling shallow ground temperatures around hot buried pipelines in cold regions
Sign Up to like & getrecommendations! Published in 2021 at "Cold Regions Science and Technology"
DOI: 10.1016/j.coldregions.2021.103295
Abstract: Abstract Transmitting fluids at high operating temperatures through buried pipelines is common in the oil and gas industry. Pipelines are insulated to maintain the fluid temperature within an operating threshold and reduce heat loss to… read more here.
Keywords: ground; buried pipelines; ground temperatures; cold regions ... See more keywords
Analytical model for the strain analysis of continuous buried pipelines in geohazard areas
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2017.08.060
Abstract: Abstract In geohazard areas, buried pipelines are subjected to permanent ground-induced deformations, which constitute major threats for their structural safety. Geohazards include seismic fault movement, liquefaction-induced lateral spreading, slope instability or soil subsidence, and are… read more here.
Keywords: methodology; pipeline; strain analysis; buried pipelines ... See more keywords
Analysis of buried pipelines subjected to reverse fault motion using the vector form intrinsic finite element method
Sign Up to like & getrecommendations! Published in 2017 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2016.12.004
Abstract: Abstract Buried pipelines crossing reverse faults is a common case in practice, while their mechanical responses are not very clear. To analyze buried pipelines subjected to reverse faults, a beam-shell coupling scheme is proposed based… read more here.
Keywords: fault; form; reverse; subjected reverse ... See more keywords
A new hybrid model for rigorous analysis of buried pipelines under general faulting accounting for material and geometrical non-linearities with focusing on corrugated HDPE pipelines
Sign Up to like & getrecommendations! Published in 2018 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2018.08.005
Abstract: Abstract Earthquake-induced Permanent Ground Deformations (PGD) can be occurred due to fault movements, land sliding or liquefaction-induced soil displacements. This kind of deformation could significantly affect underground lifelines, such as buried pipelines. To assess the… read more here.
Keywords: fault; pipeline; non linearities; soil ... See more keywords
Seismic vulnerability assessment of buried pipelines: A 3D parametric study
Sign Up to like & getrecommendations! Published in 2021 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2021.106627
Abstract: Abstract Pipeline structural analysis is a well-developed topic in engineering and research practice. Since water, oil or gas pipeline systems are a key part of modern development, therefore, it is important to ensure an appropriate… read more here.
Keywords: assessment buried; buried pipelines; pipeline; seismic vulnerability ... See more keywords
Response of buried pipelines to repeated shaking in liquefiable soils through model tests
Sign Up to like & getrecommendations! Published in 2021 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2021.106629
Abstract: Abstract Liquefaction hazard induced by seismic events might affect the stability of buried pipelines, with permanent displacements of the embedded structure as a consequence. In this context, the pipe uplift is of main concern, as… read more here.
Keywords: apparent unit; buried pipelines; unit weight; response buried ... See more keywords
Tunnelling-induced response of buried pipelines and their effects on ground settlements
Sign Up to like & getrecommendations! Published in 2020 at "Tunnelling and Underground Space Technology"
DOI: 10.1016/j.tust.2019.103193
Abstract: Abstract In urban areas, it is common to construct new tunnels beneath existing buried pipelines. The accurate estimation of the response of pipelines and the overlying ground is of great importance as it is essential… read more here.
Keywords: tunnelling induced; ground; response; pipeline ... See more keywords
Application of Foamed Concrete Backfill in Improving Antiexplosion Performance of Buried Pipelines
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Materials in Civil Engineering"
DOI: 10.1061/(asce)mt.1943-5533.0003630
Abstract: AbstractFoamed concrete backfill has been proved to be an ideal material to improve the bearing capacity of underground engineering structures with the exception of buried pipelines. In order to st... read more here.
Keywords: concrete backfill; foamed concrete; buried pipelines; backfill improving ... See more keywords
Study of Trench Backfill Particle Size Effects on Lateral Soil Restraints on Buried Pipelines Using Discrete Element Modeling
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Pipeline Systems Engineering and Practice"
DOI: 10.1061/(asce)ps.1949-1204.0000423
Abstract: AbstractSoil restraint development during relative ground movements is an important consideration for assessing the integrity of buried pipelines. Evidence from full-scale experiments suggest that ... read more here.
Keywords: particle size; study trench; size effects; backfill particle ... See more keywords
Thermal Upheaval Buckling of Buried Pipelines: Experimental Behavior and Numerical Modeling
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Pipeline Systems Engineering and Practice"
DOI: 10.1061/(asce)ps.1949-1204.0000507
Abstract: AbstractPipelines transporting oil and natural gas may experience upheaval buckling due to substantial compressive forces induced by high temperature and pressure of the fluid content. Such upheava... read more here.
Keywords: buried pipelines; pipelines experimental; buckling buried; thermal upheaval ... See more keywords
EMF Analysis for a 380kV Transmission OHL in the Vicinity of Buried Pipelines
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2019.2961109
Abstract: The induction of Electromagnetic Fields that are generated through the interaction of high-voltage transmission lines with neighboring buried metallic pipelines produce uncontrolled hazardous potential voltages, which can infringe safety limits. The paper presents the findings… read more here.
Keywords: 380kv transmission; buried pipelines; analysis 380kv; emf analysis ... See more keywords