A Numerical Study on Hydrogen Blending in Natural Gas Pipeline by a T-Pipe
Available online 4 April 2024
In order to study the flow blending and transporting process of hydrogen that injects into the natural gas pipelines, a three-dimensional T-pipe blending model is established and the flow characteristics...
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Evaluation and optimization of pipeline pricing strategies on oil product logistics in China
March 2024
•A framework is designed to assess the impact of pricing strategies on oil logistics.•The tactical logistics model is upgraded considering specific pricing strategies.•Five pipeline pricing strategies...
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Estimation of deposit thickness in single-phase liquid flow pipeline using finite volume modelling
March 2024
A significant problem with liquid pipelines can be the internal deposition of wax, sediments, tuberculation and biofilms which results in decreased flow assurance of the pipelines and higher pumping...
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Data-driven model to predict burst pressure in the presence of interacting corrosion pits
March 2024
This paper presents a data-driven approach to predict the pipelines’ corrosion-induced Burst failure. In this approach, different aspects of pit growth progression and spatial distribution of pits are...
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A machine learning regression approach for predicting uplift capacity of buried pipelines in anisotropic clays
March 2024
The uplift capacity of pipeline systems in geotechnical engineering is influenced by internal loading and external factors, making it a significant consideration in pipeline design problems. Previous...
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Computational fluid dynamics driven mass transfer model for the prediction of CO2 corrosion in pipelines
March 2024
A novel, computational fluid dynamics (CFD) driven modelling methodology for predicting CO2 corrosion rates in pipelines is presented. CFD is used to provide accurate predictions of the viscous sublayer...
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A numerical study of the slurry erosion in 90° horizontal elbows
March 2024
The slurry erosion processes of horizontal elbows are investigated numerically using an Eulerian-Lagrangian method coupled with particle rebound and erosion model. First, a mechanical model for the...
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Dent strain and stress analyses and implications concerning API RP 1183 - Part II: Examples of dent geometry and strain analyses during contact and re-rounding
March 2024
API Recommended Practice (RP) 1183 considers three levels of assessment. Its Level 1 and Level 2 processes were considered viable for single peak dents with smooth profiles. The RP deals with more complex...
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A decision-making framework for scheduling of multiproduct pipeline under the fair opening
Available online 30 March 2024
To promote the fair opening of pipeline facilities and improve the utilization efficiency of infrastructure, Chinese government has implemented the pipe network reform by learning from the successful...
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Advances in Intelligent Identification of Fiber-Optic Vibration Signals in Oil and Gas Pipelines
Available online 27 March 2024
Based on the principles and characteristics of distributed fiber optic monitoring technology, this paper introduces the current research progress in identifying fiber optic vibration signals in oil...
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Analysis of the influence of girth weld strength matching on pipe deformation mode and failure pattern
Available online 12 March 2024
A theory model with two kinds of material, which are used to describe the axis stress strain relationship of the pipe segment and girth weld joints, is proposed for the pipeline axial deformation analysis,...
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A Novel Method for Accurate Pressure Drop Prediction in Horizontal and Near Horizontal Pipes using Adaptive Neuro Fuzzy Inference System Based Model
Available online 11 March 2024
Effective flow line and piping network design depends on the accurate prediction of pressure drop in multiphase flow for horizontal and near horizontal pipes. Since early 1950, several empirical correlations...
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Effect of brine salinity on the partitioning, distribution and corrosion inhibition performance of a quaternary amine corrosion inhibitor
Available online 20 February 2024
Surfactant corrosion inhibition performance in water–oil environments is influenced by complex relationships between their physical properties, solution chemistry and interfacial characteristics. The...
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Machine learning application in batch scheduling for multi-product pipelines: A review
Available online 15 February 2024
Batch scheduling is a crucial aspect of pipeline enterprise operation management, especially in the context of market-oriented operation. It involves three main tasks: quickly preparing batch plans,...
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Energy Pipeline Degradation Condition Assessment Using Predictive Analytics – Challenges, Issues, and Future Directions
Available online 13 February 2024
It is of paramount importance to ensure the safe operation of energy pipelines for pipeline owners and operators. Therefore, effective condition assessment of pipelines is imperative. For this purpose,...
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Study on the Micro-mechanism of Annealing Treatment on the Intermolecular Action of Waxy Crude Oil
Available online 1 February 2024
To investigate the influence mechanism of the annealing treatment on the intermolecular action of waxy crude oil, this study selected the molecular models of oil, wax, resin and asphaltene, and constructed...
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Study of the nickel concentration effect on toughness and hydrogen embrittlement resistance of pipeline steel
Available online 26 January 2024
•The tensile toughness, impact toughness, and hydrogen embrittlement resistance of pipeline steel increase when Ni concentration is below 1%, followed by a decrease when Ni is higher than 1%.•When the...
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Numerical investigation on oil leakage and migration from the accidental hole of tank wall in oil terminal of pipeline transportation system
Available online 24 January 2024
As a crucial component of the oil transportation system, the oil terminal (or oil tank farm) may often appear some serious threats and damage to ecological environment and production safety for the...
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A Comprehensive Review of Polyethylene Pipes: Failure Mechanisms, Performance Models, Inspection Methods, and Repair Solutions
Available online 15 January 2024
•Polyethylene (PE) pipes account for up to 90-95% of new gas distribution pipelines in Europe and the United States.•The failure of a PE pipe is a multivariate problem that can occur due to pre-existing...
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Terzaghi's three stability factors for pipeline burst-related ground stability
December 2023
A recent study on active trapdoor stability has been completed by the authors using Terzaghi's three stability factors approach. It was concluded that the superposition approach is an effective way...
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Oil pipeline leakage monitoring developments in China
December 2023
Pipeline is the most economical and efficient way of oil transportation, pipeline integrity management is an effective means to prevent pipeline accidents and ensure the safe operation of pipelines...
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Investigating the effects of defects and the effect of geometric anisotropy in stainless steel pipes: phased array ultrasonic test, SH-wave
December 2023
Today, Phased Array Ultrasonic Testing (PAUT) is a suitable method for detecting defects in Non-destructive Testing (NDT). This simulation was done with a new method on a stainless steel pipe with a...
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Blending hydrogen in existing natural gas pipelines: Integrity consequences from a fitness for service perspective
December 2023
Blending hydrogen in existing natural gas pipelines compromises steel integrity because it increases fatigue crack growth, promotes subcritical cracking and decreases fracture toughness. In this regard,...
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Effects of temperature on fatigue crack growth rates of a low-carbon pipe steel in the ductile and ductile-to-brittle transition regions
December 2023
This study investigated the impact of temperature on Fatigue Crack Growth Rates (FCGR) of low-carbon pipe steel in both the ductile and ductile-to-brittle transition regions. Results showed that the...
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Structural response of the spiral-welded pipelines buried in different uniform soil types to the strike-slip fault
December 2023
Buried steel pipelines, which are widely used in, often face the threat of Permanent Ground Deformations (PGD) caused by fault crossings. The structural response of the pipeline can be influenced by...
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