Results 101 to 110 of about 669 (217)

Extraction of optimal equations for evaluation of pipeline scour depth due to currents

open access: yes, 2018
Protection of submarine pipelines against scouring processes is considered one of the most important issues in the design of submarine structures. Most reported experimental investigations of seabed pipeline scour were conducted to acquire relationships
Mohammad Najafzadeh, Saeed Sarkamaryan
core   +1 more source

Effects of Multistage Geotechnical Erosion on Dynamic Mechanical Response of Buried Pipelines

open access: yesAdvances in Civil Engineering
River-spanning pipelines are prone to serious hazards during flooding events, which can trigger erosion, exposure, and large-scale flotation. In this research, a numerical simulation framework was developed using smoothed particle hydrodynamics (SPH) to ...
Ning Shi, Hong Zhang
doaj   +1 more source

The development law of silt suction pit morphology under the action of pipeline suction and drainage

open access: yesAin Shams Engineering Journal
Reservoir siltation represents a significant global environmental challenge. Pipeline dredging has emerged as an efficient and adaptable solution for sediment removal, playing an increasingly important role in ecological restoration and capacity recovery
Wenjiao Zhang   +5 more
doaj   +1 more source

pH Effect of Natural Gas Hydrate on X80 Steel Solid-Liquid Phase Scouring Corrosion. [PDF]

open access: yesACS Omega, 2021
Deng S   +6 more
europepmc   +1 more source

Local scour around two pipelines in tandem in steady current

open access: yes, 2015
In this study, local scour around two identical pipelines in a tandem arrangement are investigated numerically. The two-dimensional Reynolds-averaged Navier–Stokes (RANS) equations, together with the conservation equation of the sediment mass are solved ...
Zhao, Ming (R16667)   +3 more
core   +1 more source

Phylogenetic diversity analysis of shotgun metagenomic reads describes gut microbiome development and treatment effects in the post-weaned pig. [PDF]

open access: yesPLoS One, 2022
Gaio D   +7 more
europepmc   +1 more source

On the Onset of Pipeline Scouring: Reconciling Waves and Currents Forcing

open access: yesSSRN Electronic Journal, 2023
Francesco Marini   +5 more
openaire   +1 more source

Numerical Simulation of Local Scour around Underwater Pipeline based on FLUENT Software

open access: yesJournal of Applied Fluid Mechanics, 2016
This paper proposed a new methodology which was based on computational fluid dynamics for predicting the scouring process of underwater pipeline. By redeveloping a commercial CFD computer code, the governing equations for the flow model was solved by ...
Zhiyong Zhang, Bing Shi
doaj  

Numerical investigation of local scour below a sagging pipeline in current

open access: yes, 2018
Subsea pipelines are an integral part of energy supply. Pipelines run in long distances and become subject to various loads in the harsh submarine environment.
Ajdehak, Esmaeil
core  

Low-cost molecular methods to characterise gastrointestinal nematode co-infections of goats in Africa. [PDF]

open access: yesParasit Vectors, 2023
Airs PM   +7 more
europepmc   +1 more source

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