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ISSN: 2667-1433

A new criterion based on strain determination for dent assessment of pipelines

Dents are one of the most common defects on pipelines and compromise the structural integrity. To date, relevant studies on failure assessment of dented pipelines have been limited, and the existing...

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Strain-based reliability analysis of dented pipelines using a response surface method

Dent defects can decrease the life span of oil and gas pipelines. Therefore, they need constant monitoring and maintenance to ensure the pipeline’s safety and integrity. Subsequently, this paper performs...

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Strain model and experimental study of elastic viscoplastic for crack-tip zone of X80 steel pipe

•The elasto-viscoplastic model can thoroughly characterize the mechanical properties of the steel pipe crack-tip.•In elasto-viscoplastic model, the displacement changes larger than the strain field.•The...

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Inferring highly corroded buried pipeline locations through saturated soil resistivity information

•Relationship between soil resistivity and maximum pit depth is nonlinear.•Condition assessment data from 3 water mains were investigated.•Saturated resistivity was found to be correlated to the maximum...

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Corrosion of steel in a CO2-containing solution droplet generated in wet gas pipelines studied by scanning Kelvin probe

•Measured and discussed the Volta potential of X52 steel under a CO2-containing solution droplet.•Analyzed the relationship between Volta potential and corrosion potential.•Discussed the corrosion mechanism...

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Numerical simulation and experimental verification of pitting corrosion propagation in sweet pipeline service

This paper has numerically simulated and experimentally verified the pitting corrosion propagation inside a low-alloy carbon steel pipeline for sweet (CO2) petroleum service. In this study, a Finite-Element-Analysis-based...

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Analysis of full-scale burst tests by FE modelling using constant CTOA fracture criterion

Several backfilled full-scale burst tests were recently performed by TC Energy on CSA Z245.1 Grade 550 Category II pipe steels. This paper presents a new interpretation of the recent full scale burst...

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An overview on pipeline steel development for cold climate applications

For some decades, the resources within the northern hemisphere have been studied for possible exploration. The need for reliable infrastructures in such extreme cold climatic condition is constantly...

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Determination of boundary temperature and intelligent control scheme for heavy oil field gathering and transportation system

Heavy oil gathering and transportation system is increasingly attention and the realization of intelligent control has become the oilfield development direction and trend in the future. In this paper,...

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Optimization and intelligent control for operation parameters of multiphase mixture transportation pipeline in oilfield: A case study

In order to achieve the purpose of efficient, safe and reliable operation, it has become the development trend and direction to build an intelligent oilfield transportation pipeline network with big...

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A review of multiproduct pipeline scheduling: from bibliometric analysis to research framework and future research directions

Multiproduct pipelines play an important role in ensuring the downstream energy supply as they transport about 70% of refined products. To guarantee the safe and stable operation of pipelines during...

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Predictions for wax deposition in a pipeline carrying paraffinic or ‘waxy’ crude oil from the heat-transfer approach

The heat-transfer mechanism for solid deposition from ‘waxy’ or paraffinic oils and mixtures has been developed and validated through several experimental and modeling investigations over the past three...

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An insight into asphaltene precipitation, deposition and management stratagems in petroleum industry

Petroleum industry is the mainstay of the economical enlargement of many nations. Most of the market prices of all commodities are built on the cost of wide-range of petroleum products. Prompt identifying...

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A non-tuned machine learning method to simulate ice-seabed interaction process in clay

Exploitation of oil and gas in the Arctic area is expected to expand in the coming years. These hydrocarbons are transferred through subsea pipelines from offshore to onshore; however, the marine pipelines...

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Current technologies and the applications of data analytics for crude oil leak detection in surface pipelines

Pipeline pressure monitoring has been the traditional and most popular leak detection approach, however, the delays with leak detection and localization coupled with the large number of false alarms...

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An evaluation index system of the user satisfaction for the natural gas pipeline network

With the intent of making up for the lack of gas supply reliability in evaluating the ability of the natural gas pipeline network to provide users with gas supply services, the concept of the user satisfaction...

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A robust hybrid predictive model of mixed oil length with deep integration of mechanism and data

Accurate estimation of mixed oil length is highly required in multi-product pipelines because it can guide the operator to correctly handle the mixed oil segment and effectively reduce the loss of petroleum...

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Planning of a flexible refined products transportation network in response to emergencies

The stable supply of refined products is a vital measure to maintain national security and economic development. However, unexpected accidents and incidents, such as pipeline failures, natural hazards,...

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Cross-country pipeline inspection data analysis and testing of probabilistic degradation models

Pipelines are the most efficient and safest means for the transportation of oil, gas, and refined petroleum products. Potentially severe consequences of pipeline failures make reliability and risk assessment...

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